TROJ_RENOS.BBU

October 11, 2012

ALIASES:

TrojanDownloader:Win32/Renos.LX (Microsoft); Downloader-CEW.s (McAfee); Trojan.FakeAV!gen29 (Symantec); Packed.Win32.Katusha.o (Kaspersky); Trojan.Win32.Generic!SB.0 (Sunbelt)

PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

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:

208,896 bytes

File Type:

EXE

Memory Resident:

Initial Samples Received Date:

11 Oct 2012

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 drops the following copies of itself into the affected system:

{malware path and file name}.exe
%Windows%\Vhepea.exe

(Note: %Windows% is the Windows folder, which is usually C:\Windows or C:\WINNT.)

Other System Modifications

This Trojan adds the following registry keys:

HKEY_CURRENT_USER\Software\MNTK1K67YO

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings\
Zones\_CHAR(0x03)_

It adds the following registry entries:

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings\
Zones\_CHAR(0x03)_
1601 = "0"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyD = "18"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy3 = "1cd9d69"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE = "ad9e92f"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vle2 = "fvKr4YcIHEpf1Fc="

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "243"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "1"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "1"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vle4 = "{random characters}"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyD = "ffffffff"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "5e"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "2"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "2"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vle9 = "Q/Gk+50FE0sIlQpHNl54SUPklCmWkoy/ffW/R6s+A+/KzHTCebN7UJIqirDsgcoR43JUPHquBA=="

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "1c5"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "3"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "3"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "cb"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "4"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "4"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "bc"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "5"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "5"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "6"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "6"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "6d"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "7"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "7"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "db"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "8"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "8"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "9c"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "9"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "9"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "7d"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "a"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "a"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "8d"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "b"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "b"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "1a"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "c"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "c"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "d"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "d"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "213"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "e"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "e"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "f"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "f"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "158"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "ea"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "11"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "11"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "12"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "12"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "eb"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "13"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "13"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "23"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "14"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "14"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "fa"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "15"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "15"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "16"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "16"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "148"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "17"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "17"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "18"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "18"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "ac"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "19"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "19"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "8c"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "1a"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "1a"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "1b"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "1b"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "1c"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "1c"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "1d"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "1d"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "da"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "1e"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "1e"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "1f"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "1f"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "bb"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "21"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "21"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "168"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "22"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "22"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "138"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "23"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "23"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "11a"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "24"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "24"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "25"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "25"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "26"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "26"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "167"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "27"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "27"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "28"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "28"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "29"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "29"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "2a"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "2a"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "2b"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "2b"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "129"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "2c"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "2c"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "2d"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "2d"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "2e"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "2e"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "2f"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "2f"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyK = "196"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "31"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "31"

HKEY_CURRENT_USER\Software\MNTK1K67YO
Vhy2 = "32"

HKEY_CURRENT_USER\Software\MNTK1K67YO
VhyE3 = "32"

Dropping Routine

This Trojan drops the following files:

%User Temp%\FILELOCK.TMP
%User Temp%\TWAIN.LOG
%User Temp%\Twain001.Mtx
%Windows%\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job

(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, XP, and Server 2003.. %Windows% is the Windows folder, which is usually C:\Windows or C:\WINNT.)

This report is generated via an automated analysis system.

SOLUTION

Minimum Scan Engine:

9.200

Step 1

For Windows XP and Windows Server 2003 users, before doing any scans, please make sure you disable System Restore to allow full scanning of your computer.

Step 2

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_CURRENT_USER\Software
- MNTK1K67YO

In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones
- _CHAR(0x03)_

Step 3

Delete this registry value

[ Learn More ]

In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\_CHAR(0x03)_
- 1601 = "0"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyD = "18"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy3 = "1cd9d69"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE = "ad9e92f"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vle2 = "fvKr4YcIHEpf1Fc="

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "243"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "1"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "1"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vle4 = "{random characters}"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyD = "ffffffff"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "5e"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "2"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "2"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vle9 = "Q/Gk+50FE0sIlQpHNl54SUPklCmWkoy/ffW/R6s+A+/KzHTCebN7UJIqirDsgcoR43JUPHquBA=="

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "1c5"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "3"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "3"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "cb"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "4"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "4"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "bc"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "5"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "5"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "6"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "6"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "6d"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "7"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "7"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "db"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "8"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "8"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "9c"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "9"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "9"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "7d"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "a"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "a"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "8d"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "b"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "b"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "1a"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "c"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "c"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "d"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "d"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "213"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "e"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "e"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "f"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "f"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "158"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "ea"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "11"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "11"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "12"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "12"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "eb"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "13"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "13"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "23"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "14"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "14"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "fa"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "15"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "15"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "16"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "16"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "148"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "17"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "17"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "18"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "18"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "ac"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "19"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "19"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "8c"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "1a"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "1a"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "1b"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "1b"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "1c"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "1c"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "1d"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "1d"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "da"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "1e"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "1e"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "1f"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "1f"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "bb"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "21"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "21"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "168"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "22"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "22"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "138"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "23"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "23"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "11a"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "24"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "24"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "25"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "25"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "26"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "26"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "167"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "27"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "27"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "28"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "28"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "29"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "29"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "2a"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "2a"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "2b"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "2b"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "129"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "2c"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "2c"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "2d"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "2d"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "2e"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "2e"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "2f"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "2f"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyK = "196"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "31"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "31"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- Vhy2 = "32"

In HKEY_CURRENT_USER\Software\MNTK1K67YO
- VhyE3 = "32"

To delete the registry value this malware/grayware created:

Open Registry Editor. Click Start>Run, type REGEDIT, then press Enter.
In the left panel, double-click the following:
HKEY_CURRENT_USER>Software>Microsoft>Windows>CurrentVersion>Internet Settings>Zones>_CHAR(0x03)_
In the right panel, locate and delete the entry:
1601 = "0"
In the left panel, double-click the following:
HKEY_CURRENT_USER>Software>MNTK1K67YO
In the right panel, locate and delete the entry:
VhyD = "18"
Again In the right panel, locate and delete the entry:
Vhy3 = "1cd9d69"
Again In the right panel, locate and delete the entry:
VhyE = "ad9e92f"
Again In the right panel, locate and delete the entry:
Vle2 = "fvKr4YcIHEpf1Fc
Again In the right panel, locate and delete the entry:
VhyK = "243"
Again In the right panel, locate and delete the entry:
Vhy2 = "1"
Again In the right panel, locate and delete the entry:
VhyE3 = "1"
Again In the right panel, locate and delete the entry:
Vle4 = "{random characters}"
Again In the right panel, locate and delete the entry:
VhyD = "ffffffff"
Again In the right panel, locate and delete the entry:
VhyK = "5e"
Again In the right panel, locate and delete the entry:
Vhy2 = "2"
Again In the right panel, locate and delete the entry:
VhyE3 = "2"
Again In the right panel, locate and delete the entry:
Vle9 = "Q/Gk+50FE0sIlQpHNl54SUPklCmWkoy/ffW/R6s+A+/KzHTCebN7UJIqirDsgcoR43JUPHquBA
Again In the right panel, locate and delete the entry:
VhyK = "1c5"
Again In the right panel, locate and delete the entry:
Vhy2 = "3"
Again In the right panel, locate and delete the entry:
VhyE3 = "3"
Again In the right panel, locate and delete the entry:
VhyK = "cb"
Again In the right panel, locate and delete the entry:
Vhy2 = "4"
Again In the right panel, locate and delete the entry:
VhyE3 = "4"
Again In the right panel, locate and delete the entry:
VhyK = "bc"
Again In the right panel, locate and delete the entry:
Vhy2 = "5"
Again In the right panel, locate and delete the entry:
VhyE3 = "5"
Again In the right panel, locate and delete the entry:
Vhy2 = "6"
Again In the right panel, locate and delete the entry:
VhyE3 = "6"
Again In the right panel, locate and delete the entry:
VhyK = "6d"
Again In the right panel, locate and delete the entry:
Vhy2 = "7"
Again In the right panel, locate and delete the entry:
VhyE3 = "7"
Again In the right panel, locate and delete the entry:
VhyK = "db"
Again In the right panel, locate and delete the entry:
Vhy2 = "8"
Again In the right panel, locate and delete the entry:
VhyE3 = "8"
Again In the right panel, locate and delete the entry:
VhyK = "9c"
Again In the right panel, locate and delete the entry:
Vhy2 = "9"
Again In the right panel, locate and delete the entry:
VhyE3 = "9"
Again In the right panel, locate and delete the entry:
VhyK = "7d"
Again In the right panel, locate and delete the entry:
Vhy2 = "a"
Again In the right panel, locate and delete the entry:
VhyE3 = "a"
Again In the right panel, locate and delete the entry:
VhyK = "8d"
Again In the right panel, locate and delete the entry:
Vhy2 = "b"
Again In the right panel, locate and delete the entry:
VhyE3 = "b"
Again In the right panel, locate and delete the entry:
VhyK = "1a"
Again In the right panel, locate and delete the entry:
Vhy2 = "c"
Again In the right panel, locate and delete the entry:
VhyE3 = "c"
Again In the right panel, locate and delete the entry:
Vhy2 = "d"
Again In the right panel, locate and delete the entry:
VhyE3 = "d"
Again In the right panel, locate and delete the entry:
VhyK = "213"
Again In the right panel, locate and delete the entry:
Vhy2 = "e"
Again In the right panel, locate and delete the entry:
VhyE3 = "e"
Again In the right panel, locate and delete the entry:
Vhy2 = "f"
Again In the right panel, locate and delete the entry:
VhyE3 = "f"
Again In the right panel, locate and delete the entry:
VhyK = "158"
Again In the right panel, locate and delete the entry:
VhyK = "ea"
Again In the right panel, locate and delete the entry:
Vhy2 = "11"
Again In the right panel, locate and delete the entry:
VhyE3 = "11"
Again In the right panel, locate and delete the entry:
Vhy2 = "12"
Again In the right panel, locate and delete the entry:
VhyE3 = "12"
Again In the right panel, locate and delete the entry:
VhyK = "eb"
Again In the right panel, locate and delete the entry:
Vhy2 = "13"
Again In the right panel, locate and delete the entry:
VhyE3 = "13"
Again In the right panel, locate and delete the entry:
VhyK = "23"
Again In the right panel, locate and delete the entry:
Vhy2 = "14"
Again In the right panel, locate and delete the entry:
VhyE3 = "14"
Again In the right panel, locate and delete the entry:
VhyK = "fa"
Again In the right panel, locate and delete the entry:
Vhy2 = "15"
Again In the right panel, locate and delete the entry:
VhyE3 = "15"
Again In the right panel, locate and delete the entry:
Vhy2 = "16"
Again In the right panel, locate and delete the entry:
VhyE3 = "16"
Again In the right panel, locate and delete the entry:
VhyK = "148"
Again In the right panel, locate and delete the entry:
Vhy2 = "17"
Again In the right panel, locate and delete the entry:
VhyE3 = "17"
Again In the right panel, locate and delete the entry:
Vhy2 = "18"
Again In the right panel, locate and delete the entry:
VhyE3 = "18"
Again In the right panel, locate and delete the entry:
VhyK = "ac"
Again In the right panel, locate and delete the entry:
Vhy2 = "19"
Again In the right panel, locate and delete the entry:
VhyE3 = "19"
Again In the right panel, locate and delete the entry:
VhyK = "8c"
Again In the right panel, locate and delete the entry:
Vhy2 = "1a"
Again In the right panel, locate and delete the entry:
VhyE3 = "1a"
Again In the right panel, locate and delete the entry:
Vhy2 = "1b"
Again In the right panel, locate and delete the entry:
VhyE3 = "1b"
Again In the right panel, locate and delete the entry:
Vhy2 = "1c"
Again In the right panel, locate and delete the entry:
VhyE3 = "1c"
Again In the right panel, locate and delete the entry:
Vhy2 = "1d"
Again In the right panel, locate and delete the entry:
VhyE3 = "1d"
Again In the right panel, locate and delete the entry:
VhyK = "da"
Again In the right panel, locate and delete the entry:
Vhy2 = "1e"
Again In the right panel, locate and delete the entry:
VhyE3 = "1e"
Again In the right panel, locate and delete the entry:
Vhy2 = "1f"
Again In the right panel, locate and delete the entry:
VhyE3 = "1f"
Again In the right panel, locate and delete the entry:
VhyK = "bb"
Again In the right panel, locate and delete the entry:
Vhy2 = "21"
Again In the right panel, locate and delete the entry:
VhyE3 = "21"
Again In the right panel, locate and delete the entry:
VhyK = "168"
Again In the right panel, locate and delete the entry:
Vhy2 = "22"
Again In the right panel, locate and delete the entry:
VhyE3 = "22"
Again In the right panel, locate and delete the entry:
VhyK = "138"
Again In the right panel, locate and delete the entry:
Vhy2 = "23"
Again In the right panel, locate and delete the entry:
VhyE3 = "23"
Again In the right panel, locate and delete the entry:
VhyK = "11a"
Again In the right panel, locate and delete the entry:
Vhy2 = "24"
Again In the right panel, locate and delete the entry:
VhyE3 = "24"
Again In the right panel, locate and delete the entry:
Vhy2 = "25"
Again In the right panel, locate and delete the entry:
VhyE3 = "25"
Again In the right panel, locate and delete the entry:
Vhy2 = "26"
Again In the right panel, locate and delete the entry:
VhyE3 = "26"
Again In the right panel, locate and delete the entry:
VhyK = "167"
Again In the right panel, locate and delete the entry:
Vhy2 = "27"
Again In the right panel, locate and delete the entry:
VhyE3 = "27"
Again In the right panel, locate and delete the entry:
Vhy2 = "28"
Again In the right panel, locate and delete the entry:
VhyE3 = "28"
Again In the right panel, locate and delete the entry:
Vhy2 = "29"
Again In the right panel, locate and delete the entry:
VhyE3 = "29"
Again In the right panel, locate and delete the entry:
Vhy2 = "2a"
Again In the right panel, locate and delete the entry:
VhyE3 = "2a"
Again In the right panel, locate and delete the entry:
Vhy2 = "2b"
Again In the right panel, locate and delete the entry:
VhyE3 = "2b"
Again In the right panel, locate and delete the entry:
VhyK = "129"
Again In the right panel, locate and delete the entry:
Vhy2 = "2c"
Again In the right panel, locate and delete the entry:
VhyE3 = "2c"
Again In the right panel, locate and delete the entry:
Vhy2 = "2d"
Again In the right panel, locate and delete the entry:
VhyE3 = "2d"
Again In the right panel, locate and delete the entry:
Vhy2 = "2e"
Again In the right panel, locate and delete the entry:
VhyE3 = "2e"
Again In the right panel, locate and delete the entry:
Vhy2 = "2f"
Again In the right panel, locate and delete the entry:
VhyE3 = "2f"
Again In the right panel, locate and delete the entry:
VhyK = "196"
Again In the right panel, locate and delete the entry:
Vhy2 = "31"
Again In the right panel, locate and delete the entry:
VhyE3 = "31"
Again In the right panel, locate and delete the entry:
Vhy2 = "32"
Again In the right panel, locate and delete the entry:
VhyE3 = "32"
Close Registry Editor.

Step 4

Search and delete these files

[ Learn More ]

There may be some component files 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%\FILELOCK.TMP
%User Temp%\TWAIN.LOG
%User Temp%\Twain001.Mtx
%Windows%\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job

Step 5

Scan your computer with your Trend Micro product to delete files detected as TROJ_RENOS.BBU. 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.

Did this description help? Tell us how we did.

TROJ_RENOS.BBU

OVERVIEW

TECHNICAL DETAILS

SOLUTION

資源

支援

關於趨勢科技

香港暨澳門辦事處

TROJ_RENOS.BBU

OVERVIEW

TECHNICAL DETAILS

SOLUTION

資源

支援

關於趨勢科技

香港暨澳門辦事處

美洲

中東及非洲

歐洲

亞太地區