PUA_SpeedUpPro


 PLATFORM:

Windows

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

  TECHNICAL DETAILS

File Size:

4,712,808 bytes

File Type:

EXE

Memory Resident:

Yes

Initial Samples Received Date:

27 May 2016

Arrival Details

This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Installation

This Trojan creates the following folders:

  • %User Temp%\is-7J3IF.tmp
  • %User Temp%\is-J34MD.tmp
  • %User Temp%\is-J34MD.tmp\_isetup
  • %Program Files%\PC-Speedup-Pro
  • %Program Files%\PC-Speedup-Pro\x64
  • %Program Files%\PC-Speedup-Pro\x86
  • %User Profile%\Application Data\PCSpeedupPro.net
  • %User Profile%\PCSpeedupPro.net\PC-Speedup-Pro
  • %User Profile%\Application Data\FileOpenerWindows
  • %User Profile%\FileOpenerWindows\x64
  • %User Profile%\FileOpenerWindows\x86
  • %User Profile%\Application Data\ValidatorPC
  • %Start Menu%\Programs\PC-Speedup-Pro
  • %User Profile%\Application Data\pcspeeduppro.net
  • %User Profile%\pcspeeduppro.net\PC-Speedup-Pro
  • %User Profile%\PC-Speedup-Pro\smico
  • %User Profile%\CryptnetUrlCache\MetaData
  • %User Profile%\Microsoft\CryptnetUrlCache
  • %User Profile%\CryptnetUrlCache\Content

(Note: %User Temp% is the user's temporary folder, where it usually is C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Local\Temp on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.. %Program Files% is the Program Files folder, where it usually is C:\Program Files on all Windows operating system versions; C:\Program Files (x86) for 32-bit applications running on Windows 64-bit operating systems.. %User Profile% is the current user's profile folder, which is usually C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003, or C:\Users\{user name} on Windows Vista and 7.. %Start Menu% is the Start Menu folder, where it usually is C:\Documents and Settings\{user name}\Start Menu on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Roaming\Microsoft\Windows\Start Menu on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)

Autostart Technique

This Trojan adds the following registry entries to enable its automatic execution at every system startup:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Run
PC-Speedup-Pro_Logon = "%Program Files%\PC-Speedup-Pro\pcsp.exe startupshow"

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Run
PC-Speedup-Pro_Logon = "%Program Files%\PC-Speedup-Pro\pcsp.exe startupshow"

Other System Modifications

This Trojan deletes the following files:

  • %Start Menu%\Programs\PC-Speedup-Pro\PC-Speedup-Pro.pif
  • %Start Menu%\Programs\PC-Speedup-Pro\PC-Speedup-Pro.url
  • %Start Menu%\Programs\PC-Speedup-Pro\Buy PC-Speedup-Pro.pif
  • %Start Menu%\Programs\PC-Speedup-Pro\Buy PC-Speedup-Pro.url
  • %Start Menu%\Programs\PC-Speedup-Pro\Uninstall PC-Speedup-Pro.pif
  • %Start Menu%\Programs\PC-Speedup-Pro\Uninstall PC-Speedup-Pro.url
  • %Desktop%\PC-Speedup-Pro.pif
  • %Desktop%\PC-Speedup-Pro.url

(Note: %Start Menu% is the Start Menu folder, where it usually is C:\Documents and Settings\{user name}\Start Menu on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Roaming\Microsoft\Windows\Start Menu on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.. %Desktop% is the desktop folder, where it usually is C:\Documents and Settings\{user name}\Desktop in Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\Desktop in Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)

It deletes the following folders:

  • %Start Menu%\Programs\PCSpeedupPro.net

(Note: %Start Menu% is the Start Menu folder, where it usually is C:\Documents and Settings\{user name}\Start Menu on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Roaming\Microsoft\Windows\Start Menu on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)

It adds the following registry keys:

HKEY_LOCAL_MACHINE\Software\PCSpeedupPro.net\
PC-Speedup-Pro

HKEY_CURRENT_USER\Software\PCSpeedupPro.net\
PC-Speedup-Pro

HKEY_CURRENT_USER\Software\PCSpeedupPro.net\
PC-Speedup-Pro\1.0.0.7289

HKEY_LOCAL_MACHINE\Software\Microsoft\
Windows\CurrentVersion\Uninstall\
74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1

HKEY_LOCAL_MACHINE\Software\pcsp-pr

HKEY_LOCAL_MACHINE\Software\PCValidator\
PCValidatorService

HKEY_LOCAL_MACHINE\Software\cGNzcGVlZHVwcHJvLm5ldA==\
UEMtU3BlZWR1cC1Qcm8=\ACT

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Services\Eventlog\Application\
PCValidator

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Unknown\shell\opendlg

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Unknown\shell\opendlg\
command

It adds the following registry entries:

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
TELNO = "(855)-332-0124"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
ISTELNO = "1"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
issilent = "0"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
affired = "0"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
showwfo = "1"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
wfoset = "1"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
pxl = "VEL349_VEL336_RUNT"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
ipaddrurl = "http://www.{BLOCKED}duppro.net/getIpAddress.asp"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
paramurl = "http://trkr.{BLOCKED}duppro.net/ipfiles"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
prereg = "0"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
showtn = "0"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
cbkpoff = "1"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
cta = "0"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
showunins = "1"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
runcam = "0"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
stdismax = "ffffffff"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
utm_source = "velm1"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
utm_campaign = "velm1"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
pxl = "vel349_vel336_runt"

HKEY_CURRENT_USER\Software\PCSpeedupPro.net\
PC-Speedup-Pro
utm_source = "velm1"

HKEY_CURRENT_USER\Software\PCSpeedupPro.net\
PC-Speedup-Pro
utm_campaign = "velm1"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
TELNO_us = "(855)-332-0124"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
TELNO_uk = "0800-031-5066"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
TELNO_gb = "0800-031-5066"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
TELNO_au = "(61)280-733403"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
TELNO_fr = "(334)-88627945"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
TELNO_de = "(800)-180-0926"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
TELNO_at = "(800)-180-0926"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
TELNO_ch = "(800)-180-0926"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
TELNO_lu = "(800)-180-0926"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
PurchaseURL = "http://www.{BLOCKED}duppro.net/pcsp/price.asp?"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
RenewURL = "http://www.{BLOCKED}duppro.net/pcsp/renewal.asp?"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
WebURL = "http://www.{BLOCKED}duppro.net"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
EmailURL = "support@PCSpeedupPro.com"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
supporturl = "http://www.{BLOCKED}duppro.net/help"

HKEY_CURRENT_USER\Software\PCSpeedupPro.net\
PC-Speedup-Pro
Installstring = "%Program Files%\PC-Speedup-Pro"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
Installstring = "%Program Files%\PC-Speedup-Pro"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
Inno Setup: Setup Version = "5.5.8 (u)"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
Inno Setup: App Path = "%Program Files%\PC-Speedup-Pro"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
InstallLocation = "%Program Files%\PC-Speedup-Pro"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
Inno Setup: Icon Group = "PC-Speedup-Pro"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
Inno Setup: User = "Wilbert"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
Inno Setup: Language = "en"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
DisplayName = "PC-Speedup-Pro"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
DisplayIcon = "%Program Files%\PC-Speedup-Pro\pcsp.exe"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
UninstallString = "%Program Files%\PC-Speedup-Pro\unins000.exe "

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
QuietUninstallString = "%Program Files%\PC-Speedup-Pro\unins000.exe /SILENT"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
DisplayVersion = "PC-Speedup-Pro"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
NoModify = "1"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
NoRepair = "1"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
InstallDate = "20160509"

HKEY_CURRENT_USER\Software\PCSpeedupPro.net\
PC-Speedup-Pro
InstallString = "%Program Files%\PC-Speedup-Pro"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
InstallString = "%Program Files%\PC-Speedup-Pro"

HKEY_CURRENT_USER\Software\PCSpeedupPro.net\
PC-Speedup-Pro
LangCode = "en"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
LangCode = "en"

HKEY_LOCAL_MACHINE\SOFTWARE\pcsp-pr
utm_source = "velm1"

HKEY_LOCAL_MACHINE\SOFTWARE\pcsp-pr
LangCode = "en"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
afterInstallUrl = "http://www.{BLOCKED}duppro.net/pcsp/afterinstall/?"

HKEY_LOCAL_MACHINE\SOFTWARE\pcsp-pr
country = "us"

HKEY_LOCAL_MACHINE\SOFTWARE\PCValidator\
PCValidatorService
country = "us"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
affired = "1"

HKEY_LOCAL_MACHINE\SOFTWARE\cGNzcGVlZHVwcHJvLm5ldA==\
UEMtU3BlZWR1cC1Qcm8=\ACT
data = "{random values}"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
reg = "0"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
expired = "0"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
x-ccode = "us"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
country = "us"

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Services\Eventlog\Application\
PCValidator
EventMessageFile = "%Windows%\Microsoft.NET\Framework\v2.0.50727\EventLogMessages.dll"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Unknown\shell\openas\
command
windowsfileopener.Dat = "%System%\rundll32.exe %System%\shell32.dll,OpenAs_RunDLL %1"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Unknown\shell\opendlg
MultiSelectModel = "Single"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Unknown\shell\opendlg\
command
windowsfileopener.Dat = "%System%\rundll32.exe %System%\shell32.dll,OpenAs_RunDLL %1"

HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\
PC-Speedup-Pro
hdata = "{random values}"

It modifies the following registry entries:

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
Services\Eventlog\Application
Sources = "{random characters}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
4EFCED9C6BDD0C985CA3C7D253063C5BE6FC620C
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
4EF2E6670AC9B5091FE06BE0E5483EAAD6BA32D9
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
4C95A9902ABE0777CED18D6ACCC3372D2748381E
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
4BA7B9DDD68788E12FF852E1A024204BF286A8F6
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
4B421F7515F6AE8A6ECEF97F6982A400A4D9224E
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
47AFB915CDA26D82467B97FA42914468726138DD
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
4463C531D7CCC1006794612BB656D3BF8257846F
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
43F9B110D5BAFD48225231B0D0082B372FEF9A54
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
43DDB1FFF3B49B73831407F6BC8B975023D07C50
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
40E78C1D523D1CD9954FAC1A1AB3BD3CBAA15BFC
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
4072BA31FEC351438480F62E6CB95508461EAB2F
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
3F85F2BB4A62B0B58BE1614ABB0D4631B4BEF8BA
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
394FF6850B06BE52E51856CC10E180E882B385CC
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
36863563FD5128C7BEA6F005CFE9B43668086CCE
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
2F173F7DE99667AFA57AF80AA2D1B12FAC830338
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
284F55C41A1A7A3F8328D4C262FB376ED6096F24
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
273EE12457FDC4F90C55E82B56167F62F532E547
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
24BA6D6C8A5B5837A48DB5FAE919EA675C94D217
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
24A40A1F573643A67F0A4B0749F6A22BF28ABB6B
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
23E594945195F2414803B4D564D2A3A3F5D88B8C
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
216B2A29E62A00CE820146D8244141B92511B279
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
209900B63D955728140CD13622D8C687A4EB0085
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
1F55E8839BAC30728BE7108EDE7B0BB0D3298224
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
1331F48A5DA8E01DAACA1BB0C17044ACFEF755BB
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
0B77BEBBCB7AA24705DECC0FBD6A02FC7ABD9B52
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
049811056AFE9FD0F5BE01685AACE6A5D1C4454C
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
0483ED3399AC3608058722EDBC5E4600E3BEF9D7
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
00EA522C8A9C06AA3ECCE0B4FA6CDC21D92E8099
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
SystemCertificates\AuthRoot\Certificates\
0048F8D37B153F6EA2798C323EF4F318A5624A9E
Blob = "{random values}"

(Note: The default value data of the said registry entry is {random values}.)

It deletes the following registry keys:

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Uninstall\
74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1

HKEY_LOCAL_MACHINE\Software\Microsoft\
Windows\CurrentVersion\Uninstall\
PC-Speedup-Pro_is1

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Uninstall\
PC-Speedup-Pro_is1

Dropping Routine

This Trojan drops the following files:

  • %User Temp%\is-7j3if.tmp\{malware file name}.tmp
  • %User Temp%\is-J34MD.tmp\_isetup\_shfoldr.dll
  • %User Temp%\is-J34MD.tmp\_isetup\_iscrypt.dll
  • %User Temp%\is-J34MD.tmp\isxdl.dll
  • %Program Files%\PC-Speedup-Pro\unins000.dat
  • %Program Files%\PC-Speedup-Pro\is-GSO40.tmp
  • %Program Files%\PC-Speedup-Pro\is-15004.tmp
  • %Program Files%\PC-Speedup-Pro\is-TNH63.tmp
  • %Program Files%\PC-Speedup-Pro\is-S4024.tmp
  • %Program Files%\PC-Speedup-Pro\is-SNF5K.tmp
  • %Program Files%\PC-Speedup-Pro\is-R1QB9.tmp
  • %Program Files%\PC-Speedup-Pro\is-IUOCP.tmp
  • %Program Files%\PC-Speedup-Pro\is-BALEK.tmp
  • %Program Files%\PC-Speedup-Pro\is-EGGR2.tmp
  • %Program Files%\PC-Speedup-Pro\x64\is-ECK9I.tmp
  • %Program Files%\PC-Speedup-Pro\x86\is-CBI36.tmp
  • %Program Files%\PC-Speedup-Pro\is-CRDPK.tmp
  • %Program Files%\PC-Speedup-Pro\is-5J1P3.tmp
  • %Program Files%\PC-Speedup-Pro\is-T9T2N.tmp
  • %User Profile%\PC-Speedup-Pro\is-7K2G1.tmp
  • %User Profile%\PC-Speedup-Pro\is-C3M4T.tmp
  • %User Profile%\FileOpenerWindows\is-5RR8F.tmp
  • %User Profile%\FileOpenerWindows\is-9AB2H.tmp
  • %User Profile%\x64\is-AFHE3.tmp
  • %User Profile%\x86\is-KADM6.tmp
  • %User Profile%\FileOpenerWindows\is-8BH5T.tmp
  • %User Profile%\ValidatorPC\is-C5POO.tmp
  • %User Profile%\ValidatorPC\is-ST0C4.tmp
  • %Program Files%\PC-Speedup-Pro\is-9HJN8.tmp
  • %User Profile%\FileOpenerWindows\is-6DO26.tmp
  • %Program Files%\PC-Speedup-Pro\is-LV7P2.tmp
  • %Program Files%\PC-Speedup-Pro\is-TN0CQ.tmp
  • %Program Files%\PC-Speedup-Pro\is-5OLLQ.tmp
  • %Program Files%\PC-Speedup-Pro\is-P5B21.tmp
  • %Program Files%\PC-Speedup-Pro\is-G1KRA.tmp
  • %Program Files%\PC-Speedup-Pro\is-F4870.tmp
  • %Program Files%\PC-Speedup-Pro\is-DFT3L.tmp
  • %Program Files%\PC-Speedup-Pro\is-EDHU6.tmp
  • %Program Files%\PC-Speedup-Pro\is-C5VR6.tmp
  • %Program Files%\PC-Speedup-Pro\is-0LA5C.tmp
  • %Program Files%\PC-Speedup-Pro\is-NCTMG.tmp
  • %Program Files%\PC-Speedup-Pro\is-T073E.tmp
  • %Program Files%\PC-Speedup-Pro\is-FI4OE.tmp
  • %Start Menu%\Programs\PC-Speedup-Pro\PC-Speedup-Pro.lnk
  • %Start Menu%\Programs\PC-Speedup-Pro\Buy PC-Speedup-Pro.lnk
  • %Start Menu%\Programs\PC-Speedup-Pro\Uninstall PC-Speedup-Pro.lnk
  • %Desktop%\PC-Speedup-Pro.lnk
  • %Program Files%\PC-Speedup-Pro\unins000.msg
  • %User Profile%\PC-Speedup-Pro\Errorlog.txt
  • %User Profile%\ValidatorPC\PCValidatorService.InstallState
  • %User Profile%\PC-Speedup-Pro\exlist.bin
  • %User Profile%\MetaData\2BF68F4714092295550497DD56F57004
  • %User Profile%\Content\2BF68F4714092295550497DD56F57004
  • %User Profile%\MetaData\94308059B57B3142E455B38A6EB92015
  • %User Profile%\Content\94308059B57B3142E455B38A6EB92015
  • %User Temp%\Cab79.tmp
  • %User Temp%\Tar7B.tmp
  • %User Profile%\MetaData\008C56320A656ABF9A43EEC6337A4C52
  • %User Profile%\Content\008C56320A656ABF9A43EEC6337A4C52

(Note: %User Temp% is the user's temporary folder, where it usually is C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Local\Temp on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.. %Program Files% is the Program Files folder, where it usually is C:\Program Files on all Windows operating system versions; C:\Program Files (x86) for 32-bit applications running on Windows 64-bit operating systems.. %User Profile% is the current user's profile folder, which is usually C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003, or C:\Users\{user name} on Windows Vista and 7.. %Start Menu% is the Start Menu folder, where it usually is C:\Documents and Settings\{user name}\Start Menu on Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\AppData\Roaming\Microsoft\Windows\Start Menu on Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.. %Desktop% is the desktop folder, where it usually is C:\Documents and Settings\{user name}\Desktop in Windows 2000, Windows Server 2003, and Windows XP (32- and 64-bit); C:\Users\{user name}\Desktop in Windows Vista (32- and 64-bit), Windows 7 (32- and 64-bit), Windows 8 (32- and 64-bit), Windows 8.1 (32- and 64-bit), Windows Server 2008, and Windows Server 2012.)

Other Details

This Trojan connects to the following possibly malicious URL:

  • {BLOCKED}.144.82
  • {BLOCKED}1.168.6
  • {BLOCKED}0.1
  • {BLOCKED}7.3.238
  • {BLOCKED}.25.95
  • {BLOCKED}.194.163
  • {BLOCKED}4.202.155
  • {BLOCKED}8.195

This report is generated via an automated analysis system.

  SOLUTION

Minimum Scan Engine:

9.8

Step 1

Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.

Step 2

Restart in Safe Mode

[ Learn More ]

Step 3

Delete this registry key

[ Learn More ]

Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.

  • In HKEY_LOCAL_MACHINE\Software\PCSpeedupPro.net
    • PC-Speedup-Pro
  • In HKEY_CURRENT_USER\Software\PCSpeedupPro.net
    • PC-Speedup-Pro
  • In HKEY_CURRENT_USER\Software\PCSpeedupPro.net\PC-Speedup-Pro
    • 1.0.0.7289
  • In HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall
    • 74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
  • In HKEY_LOCAL_MACHINE\Software
    • pcsp-pr
  • In HKEY_LOCAL_MACHINE\Software\PCValidator
    • PCValidatorService
  • In HKEY_LOCAL_MACHINE\Software\cGNzcGVlZHVwcHJvLm5ldA==\UEMtU3BlZWR1cC1Qcm8=
    • ACT
  • In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\Eventlog\Application
    • PCValidator
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Unknown\shell
    • opendlg
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Unknown\shell\opendlg
    • command

Step 4

Delete this registry value

[ Learn More ]

Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.

  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
    • PC-Speedup-Pro_Logon = "%Program Files%\PC-Speedup-Pro\pcsp.exe startupshow"
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • PC-Speedup-Pro_Logon = "%Program Files%\PC-Speedup-Pro\pcsp.exe startupshow"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • TELNO = "(855)-332-0124"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • ISTELNO = "1"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • issilent = "0"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • affired = "0"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • showwfo = "1"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • wfoset = "1"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • pxl = "VEL349_VEL336_RUNT"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • ipaddrurl = "http://www.{BLOCKED}duppro.net/getIpAddress.asp"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • paramurl = "http://trkr.{BLOCKED}duppro.net/ipfiles"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • prereg = "0"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • showtn = "0"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • cbkpoff = "1"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • cta = "0"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • showunins = "1"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • runcam = "0"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • stdismax = "ffffffff"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • utm_source = "velm1"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • utm_campaign = "velm1"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • pxl = "vel349_vel336_runt"
  • In HKEY_CURRENT_USER\Software\PCSpeedupPro.net\PC-Speedup-Pro
    • utm_source = "velm1"
  • In HKEY_CURRENT_USER\Software\PCSpeedupPro.net\PC-Speedup-Pro
    • utm_campaign = "velm1"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • TELNO_us = "(855)-332-0124"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • TELNO_uk = "0800-031-5066"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • TELNO_gb = "0800-031-5066"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • TELNO_au = "(61)280-733403"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • TELNO_fr = "(334)-88627945"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • TELNO_de = "(800)-180-0926"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • TELNO_at = "(800)-180-0926"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • TELNO_ch = "(800)-180-0926"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • TELNO_lu = "(800)-180-0926"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • PurchaseURL = "http://www.{BLOCKED}duppro.net/pcsp/price.asp?"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • RenewURL = "http://www.{BLOCKED}duppro.net/pcsp/renewal.asp?"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • WebURL = "http://www.{BLOCKED}duppro.net"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • EmailURL = "support@PCSpeedupPro.com"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • supporturl = "http://www.{BLOCKED}duppro.net/help"
  • In HKEY_CURRENT_USER\Software\PCSpeedupPro.net\PC-Speedup-Pro
    • Installstring = "%Program Files%\PC-Speedup-Pro"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • Installstring = "%Program Files%\PC-Speedup-Pro"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
    • Inno Setup: Setup Version = "5.5.8 (u)"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
    • Inno Setup: App Path = "%Program Files%\PC-Speedup-Pro"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
    • InstallLocation = "%Program Files%\PC-Speedup-Pro"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
    • Inno Setup: Icon Group = "PC-Speedup-Pro"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
    • Inno Setup: User = "Wilbert"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
    • Inno Setup: Language = "en"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
    • DisplayName = "PC-Speedup-Pro"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
    • DisplayIcon = "%Program Files%\PC-Speedup-Pro\pcsp.exe"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
    • UninstallString = "%Program Files%\PC-Speedup-Pro\unins000.exe "
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
    • QuietUninstallString = "%Program Files%\PC-Speedup-Pro\unins000.exe /SILENT"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
    • DisplayVersion = "PC-Speedup-Pro"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
    • NoModify = "1"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
    • NoRepair = "1"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
    • InstallDate = "20160509"
  • In HKEY_CURRENT_USER\Software\PCSpeedupPro.net\PC-Speedup-Pro
    • InstallString = "%Program Files%\PC-Speedup-Pro"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • InstallString = "%Program Files%\PC-Speedup-Pro"
  • In HKEY_CURRENT_USER\Software\PCSpeedupPro.net\PC-Speedup-Pro
    • LangCode = "en"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • LangCode = "en"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\pcsp-pr
    • utm_source = "velm1"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\pcsp-pr
    • LangCode = "en"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • afterInstallUrl = "http://www.{BLOCKED}duppro.net/pcsp/afterinstall/?"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\pcsp-pr
    • country = "us"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCValidator\PCValidatorService
    • country = "us"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • affired = "1"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\cGNzcGVlZHVwcHJvLm5ldA==\UEMtU3BlZWR1cC1Qcm8=\ACT
    • data = "{random values}"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • reg = "0"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • expired = "0"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • x-ccode = "us"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • country = "us"
  • In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\Eventlog\Application\PCValidator
    • EventMessageFile = "%Windows%\Microsoft.NET\Framework\v2.0.50727\EventLogMessages.dll"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Unknown\shell\openas\command
    • windowsfileopener.Dat = "%System%\rundll32.exe %System%\shell32.dll,OpenAs_RunDLL %1"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Unknown\shell\opendlg
    • MultiSelectModel = "Single"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Unknown\shell\opendlg\command
    • windowsfileopener.Dat = "%System%\rundll32.exe %System%\shell32.dll,OpenAs_RunDLL %1"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\PCSpeedupPro.net\PC-Speedup-Pro
    • hdata = "{random values}"

Step 5

Restore these modified registry values

[ Learn More ]

Important:Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this only if you know how to or you can seek your system administrator's help. You may also check out this Microsoft article first before modifying your computer's registry.

  • In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\Eventlog\Application
    • From: Sources = "{random characters}"
      To: Sources = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\4EFCED9C6BDD0C985CA3C7D253063C5BE6FC620C
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\4EF2E6670AC9B5091FE06BE0E5483EAAD6BA32D9
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\4C95A9902ABE0777CED18D6ACCC3372D2748381E
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\4BA7B9DDD68788E12FF852E1A024204BF286A8F6
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\4B421F7515F6AE8A6ECEF97F6982A400A4D9224E
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\47AFB915CDA26D82467B97FA42914468726138DD
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\4463C531D7CCC1006794612BB656D3BF8257846F
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\43F9B110D5BAFD48225231B0D0082B372FEF9A54
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\43DDB1FFF3B49B73831407F6BC8B975023D07C50
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\40E78C1D523D1CD9954FAC1A1AB3BD3CBAA15BFC
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\4072BA31FEC351438480F62E6CB95508461EAB2F
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\3F85F2BB4A62B0B58BE1614ABB0D4631B4BEF8BA
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\394FF6850B06BE52E51856CC10E180E882B385CC
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\36863563FD5128C7BEA6F005CFE9B43668086CCE
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\2F173F7DE99667AFA57AF80AA2D1B12FAC830338
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\284F55C41A1A7A3F8328D4C262FB376ED6096F24
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\273EE12457FDC4F90C55E82B56167F62F532E547
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\24BA6D6C8A5B5837A48DB5FAE919EA675C94D217
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\24A40A1F573643A67F0A4B0749F6A22BF28ABB6B
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\23E594945195F2414803B4D564D2A3A3F5D88B8C
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\216B2A29E62A00CE820146D8244141B92511B279
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\209900B63D955728140CD13622D8C687A4EB0085
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F55E8839BAC30728BE7108EDE7B0BB0D3298224
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1331F48A5DA8E01DAACA1BB0C17044ACFEF755BB
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\0B77BEBBCB7AA24705DECC0FBD6A02FC7ABD9B52
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\049811056AFE9FD0F5BE01685AACE6A5D1C4454C
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\0483ED3399AC3608058722EDBC5E4600E3BEF9D7
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\00EA522C8A9C06AA3ECCE0B4FA6CDC21D92E8099
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\0048F8D37B153F6EA2798C323EF4F318A5624A9E
    • From: Blob = "{random values}"
      To: Blob = ""{random values}""

Step 6

Search and delete these components

[ Learn More ]
There may be some components that are hidden. Please make sure you check the Search Hidden Files and Folders checkbox in the "More advanced options" option to include all hidden files and folders in the search result.
  • %User Temp%\is-7j3if.tmp\{malware file name}.tmp
  • %User Temp%\is-J34MD.tmp\_isetup\_shfoldr.dll
  • %User Temp%\is-J34MD.tmp\_isetup\_iscrypt.dll
  • %User Temp%\is-J34MD.tmp\isxdl.dll
  • %Program Files%\PC-Speedup-Pro\unins000.dat
  • %Program Files%\PC-Speedup-Pro\is-GSO40.tmp
  • %Program Files%\PC-Speedup-Pro\is-15004.tmp
  • %Program Files%\PC-Speedup-Pro\is-TNH63.tmp
  • %Program Files%\PC-Speedup-Pro\is-S4024.tmp
  • %Program Files%\PC-Speedup-Pro\is-SNF5K.tmp
  • %Program Files%\PC-Speedup-Pro\is-R1QB9.tmp
  • %Program Files%\PC-Speedup-Pro\is-IUOCP.tmp
  • %Program Files%\PC-Speedup-Pro\is-BALEK.tmp
  • %Program Files%\PC-Speedup-Pro\is-EGGR2.tmp
  • %Program Files%\PC-Speedup-Pro\x64\is-ECK9I.tmp
  • %Program Files%\PC-Speedup-Pro\x86\is-CBI36.tmp
  • %Program Files%\PC-Speedup-Pro\is-CRDPK.tmp
  • %Program Files%\PC-Speedup-Pro\is-5J1P3.tmp
  • %Program Files%\PC-Speedup-Pro\is-T9T2N.tmp
  • %User Profile%\PC-Speedup-Pro\is-7K2G1.tmp
  • %User Profile%\PC-Speedup-Pro\is-C3M4T.tmp
  • %User Profile%\FileOpenerWindows\is-5RR8F.tmp
  • %User Profile%\FileOpenerWindows\is-9AB2H.tmp
  • %User Profile%\x64\is-AFHE3.tmp
  • %User Profile%\x86\is-KADM6.tmp
  • %User Profile%\FileOpenerWindows\is-8BH5T.tmp
  • %User Profile%\ValidatorPC\is-C5POO.tmp
  • %User Profile%\ValidatorPC\is-ST0C4.tmp
  • %Program Files%\PC-Speedup-Pro\is-9HJN8.tmp
  • %User Profile%\FileOpenerWindows\is-6DO26.tmp
  • %Program Files%\PC-Speedup-Pro\is-LV7P2.tmp
  • %Program Files%\PC-Speedup-Pro\is-TN0CQ.tmp
  • %Program Files%\PC-Speedup-Pro\is-5OLLQ.tmp
  • %Program Files%\PC-Speedup-Pro\is-P5B21.tmp
  • %Program Files%\PC-Speedup-Pro\is-G1KRA.tmp
  • %Program Files%\PC-Speedup-Pro\is-F4870.tmp
  • %Program Files%\PC-Speedup-Pro\is-DFT3L.tmp
  • %Program Files%\PC-Speedup-Pro\is-EDHU6.tmp
  • %Program Files%\PC-Speedup-Pro\is-C5VR6.tmp
  • %Program Files%\PC-Speedup-Pro\is-0LA5C.tmp
  • %Program Files%\PC-Speedup-Pro\is-NCTMG.tmp
  • %Program Files%\PC-Speedup-Pro\is-T073E.tmp
  • %Program Files%\PC-Speedup-Pro\is-FI4OE.tmp
  • %Start Menu%\Programs\PC-Speedup-Pro\PC-Speedup-Pro.lnk
  • %Start Menu%\Programs\PC-Speedup-Pro\Buy PC-Speedup-Pro.lnk
  • %Start Menu%\Programs\PC-Speedup-Pro\Uninstall PC-Speedup-Pro.lnk
  • %Desktop%\PC-Speedup-Pro.lnk
  • %Program Files%\PC-Speedup-Pro\unins000.msg
  • %User Profile%\PC-Speedup-Pro\Errorlog.txt
  • %User Profile%\ValidatorPC\PCValidatorService.InstallState
  • %User Profile%\PC-Speedup-Pro\exlist.bin
  • %User Profile%\MetaData\2BF68F4714092295550497DD56F57004
  • %User Profile%\Content\2BF68F4714092295550497DD56F57004
  • %User Profile%\MetaData\94308059B57B3142E455B38A6EB92015
  • %User Profile%\Content\94308059B57B3142E455B38A6EB92015
  • %User Temp%\Cab79.tmp
  • %User Temp%\Tar7B.tmp
  • %User Profile%\MetaData\008C56320A656ABF9A43EEC6337A4C52
  • %User Profile%\Content\008C56320A656ABF9A43EEC6337A4C52

Step 7

Search and delete these folders

[ Learn More ]
Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden folders in the search result.
  • %User Temp%\is-7J3IF.tmp
  • %User Temp%\is-J34MD.tmp
  • %User Temp%\is-J34MD.tmp\_isetup
  • %Program Files%\PC-Speedup-Pro
  • %Program Files%\PC-Speedup-Pro\x64
  • %Program Files%\PC-Speedup-Pro\x86
  • %User Profile%\Application Data\PCSpeedupPro.net
  • %User Profile%\PCSpeedupPro.net\PC-Speedup-Pro
  • %User Profile%\Application Data\FileOpenerWindows
  • %User Profile%\FileOpenerWindows\x64
  • %User Profile%\FileOpenerWindows\x86
  • %User Profile%\Application Data\ValidatorPC
  • %Start Menu%\Programs\PC-Speedup-Pro
  • %User Profile%\Application Data\pcspeeduppro.net
  • %User Profile%\pcspeeduppro.net\PC-Speedup-Pro
  • %User Profile%\PC-Speedup-Pro\smico
  • %User Profile%\CryptnetUrlCache\MetaData
  • %User Profile%\Microsoft\CryptnetUrlCache
  • %User Profile%\CryptnetUrlCache\Content

Step 8

Restart in normal mode and scan your computer with your Trend Micro product for files detected as PUA_SpeedUpPro. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.

Step 9

Restore this file from backup only Microsoft-related files will be restored. If this malware/grayware also deleted files related to programs that are not from Microsoft, please reinstall those programs on you computer again.

  • %Start Menu%\Programs\PC-Speedup-Pro\PC-Speedup-Pro.pif
  • %Start Menu%\Programs\PC-Speedup-Pro\PC-Speedup-Pro.url
  • %Start Menu%\Programs\PC-Speedup-Pro\Buy PC-Speedup-Pro.pif
  • %Start Menu%\Programs\PC-Speedup-Pro\Buy PC-Speedup-Pro.url
  • %Start Menu%\Programs\PC-Speedup-Pro\Uninstall PC-Speedup-Pro.pif
  • %Start Menu%\Programs\PC-Speedup-Pro\Uninstall PC-Speedup-Pro.url
  • %Desktop%\PC-Speedup-Pro.pif
  • %Desktop%\PC-Speedup-Pro.url

Step 10

Restore these deleted registry keys/values from backup

*Note: Only Microsoft-related keys/values will be restored. If the malware/grayware also deleted registry keys/values related to programs that are not from Microsoft, please reinstall those programs on your computer.

  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Uninstall
    • 74F25055-8CA3-431A-9FA0-BBFDDFA37CE6_is1
  • In HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall
    • PC-Speedup-Pro_is1
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Uninstall
    • PC-Speedup-Pro_is1


Did this description help? Tell us how we did.