Analysis by: Neljorn Nathaniel Aguas

ALIASES:

UDS:WebToolbar.Win32.Asparnet.gen (KASPERSKY)

 PLATFORM:

Windows

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

  • Threat Type: Potentially Unwanted Application

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

Infection Channel: Downloaded from the Internet, Dropped by other malware

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

It does not have any propagation routine.

It does not have any backdoor routine.

It does not have any information-stealing capability.

  TECHNICAL DETAILS

File Size: 2,570,096 bytes
File Type: EXE
Memory Resident: No
Initial Samples Received Date: 20 Oct 2022
Payload: Connects to URLs/IPs

Arrival Details

This Potentially Unwanted Application 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 Potentially Unwanted Application drops the following files:

  • Dropped by %User Temp%\is-{5 Random Characters}.tmp\{Grayware File Name}.tmp:
    • %User Temp%\is-{5 Random Characters}.tmp\_isetup\_shfoldr.dll
    • %User Temp%\is-{5 Random Characters}.tmp\Offercast391_ARS_.exe → Detected as PUA.Win32.AppBundler.A
    • %User Temp%\is-{5 Random Characters}.tmp\Setup.exe
  • Dropped by %User Temp%\is-{5 Random Characters}.tmp\Offercast391_ARS_.exe:
    • %User Temp%\oc_{5 Random Characters}.tmp
    • %User Temp%\oc_{5 Random Characters}\OCDLL.dll
    • %User Temp%\oc_{5 Random Characters}.tmp
    • %User Temp%\oc_{5 Random Characters}\IEOS.dll
    • %User Temp%\oc_{5 Random Characters}\Start.htm
    • %User Temp%\oc_{5 Random Characters}\apnanalytic.js
    • %User Temp%\oc_{5 Random Characters}\download.htm
    • %User Temp%\oc_{5 Random Characters}\embeddownload.htm
    • %User Temp%\oc_{5 Random Characters}\embedmasterrule.js
    • %User Temp%\oc_{5 Random Characters}\embedoffer2xtemplate.htm
    • %User Temp%\oc_{5 Random Characters}\embedorchestrator.htm
    • %User Temp%\oc_{5 Random Characters}\images\CRPrimary2.png
    • %User Temp%\oc_{5 Random Characters}\images\CRSaturation1.png
    • %User Temp%\oc_{5 Random Characters}\images\FFPrimary2.png
    • %User Temp%\oc_{5 Random Characters}\images\FFSaturation1.png
    • %User Temp%\oc_{5 Random Characters}\images\IEPrimary2.png
    • %User Temp%\oc_{5 Random Characters}\images\IESaturation1.png
    • %User Temp%\oc_{5 Random Characters}\images\wait_animation.gif
    • %User Temp%\oc_{5 Random Characters}\masterrule.js
    • %User Temp%\oc_{5 Random Characters}\ocerror.js
    • %User Temp%\oc_{5 Random Characters}\offer2xtemplate.htm
    • %User Temp%\oc_{5 Random Characters}\offerlist.js
    • %User Temp%\oc_{5 Random Characters}\orchestrator.htm
    • %User Temp%\oc_{5 Random Characters}\prefetch.htm
    • %User Temp%\oc_{5 Random Characters}\progress.htm
    • %User Temp%\oc_{5 Random Characters}\reboot.htm
    • %User Temp%\oc_{5 Random Characters}\scrolltext.xml
    • %User Temp%\oc_{5 Random Characters}\wait_animation.gif
    • %User Temp%\oc_{5 Random Characters}\upgrade.zip
    • %User Temp%\oc_{5 Random Characters}\upgrade\upgrade\remoteapnanalytic.js
    • %User Temp%\oc_{5 Random Characters}\upgrade\remoteapnanalytic.js
  • Dropped by %User Temp%\is-{5 Random Characters}.tmp\Setup.exe:
    • %Program Files%\Acro Software\CutePDF Writer\README.HTM
    • %Program Files%\Acro Software\CutePDF Writer\PDFWrite.rsp
    • %Program Files%\Acro Software\CutePDF Writer\CuteEdit.ico
    • %Program Files%\Acro Software\CutePDF Writer\CPWSave.exe
    • %Program Files%\Acro Software\CutePDF Writer\uninscpw.exe
    • %System%\spool\drivers\w32x86\CUTEPDFW.PPD
    • %System%\spool\drivers\w32x86\PSCRIPT5.DLL
    • %System%\spool\drivers\w32x86\PS5UI.DLL
    • %System%\spool\drivers\w32x86\PSCRIPT.HLP
    • %System%\spool\drivers\w32x86\PSCRIPT.NTF
    • %System%\cpwmon2k.dll
    • %Common Programs%\CutePDF\PDF Writer\Readme.lnk
    • %User Temp%\converter.exe
  • Dropped by %User Temp%\converter.exe:
    • %Program Files%\GPLGS\acctest.ps
    • %Program Files%\GPLGS\addxchar.ps
    • %Program Files%\GPLGS\afmdiff.awk
    • %Program Files%\GPLGS\align.ps
    • %Program Files%\GPLGS\bj8.rpd
    • %Program Files%\GPLGS\bj8gc12f.upp
    • %Program Files%\GPLGS\bj8hg12f.upp
    • %Program Files%\GPLGS\bj8oh06n.upp
    • %Program Files%\GPLGS\bj8pa06n.upp
    • %Program Files%\GPLGS\bj8pp12f.upp
    • %Program Files%\GPLGS\bj8ts06n.upp
    • %Program Files%\GPLGS\bjc610a0.upp
    • %Program Files%\GPLGS\bjc610a1.upp
    • %Program Files%\GPLGS\bjc610a2.upp
    • %Program Files%\GPLGS\bjc610a3.upp
    • %Program Files%\GPLGS\bjc610a4.upp
    • %Program Files%\GPLGS\bjc610a5.upp
    • %Program Files%\GPLGS\bjc610a6.upp
    • %Program Files%\GPLGS\bjc610a7.upp
    • %Program Files%\GPLGS\bjc610a8.upp
    • %Program Files%\GPLGS\bjc610b1.upp
    • %Program Files%\GPLGS\bjc610b2.upp
    • %Program Files%\GPLGS\bjc610b3.upp
    • %Program Files%\GPLGS\bjc610b4.upp
    • %Program Files%\GPLGS\bjc610b6.upp
    • %Program Files%\GPLGS\bjc610b7.upp
    • %Program Files%\GPLGS\bjc610b8.upp
    • %Program Files%\GPLGS\caption.ps
    • %Program Files%\GPLGS\cat.ps
    • %Program Files%\GPLGS\cbjc600.ppd
    • %Program Files%\GPLGS\cbjc800.ppd
    • %Program Files%\GPLGS\cdj550.upp
    • %Program Files%\GPLGS\cdj690.upp
    • %Program Files%\GPLGS\cdj690ec.upp
    • %Program Files%\GPLGS\cid2code.ps
    • %Program Files%\GPLGS\cidfmap
    • %Program Files%\GPLGS\decrypt.ps
    • %Program Files%\GPLGS\dnj750c.upp
    • %Program Files%\GPLGS\dnj750m.upp
    • %Program Files%\GPLGS\docie.ps
    • %Program Files%\GPLGS\dvipdf
    • %Program Files%\GPLGS\EndOfTask.ps
    • %Program Files%\GPLGS\eps2eps
    • %Program Files%\GPLGS\eps2eps.bat
    • %Program Files%\GPLGS\eps2eps.cmd
    • %Program Files%\GPLGS\FAPIconfig-FCO
    • %Program Files%\GPLGS\FCOfontmap-PCLPS3
    • %Program Files%\GPLGS\FCOfontmap-PS3
    • %Program Files%\GPLGS\font2c
    • %Program Files%\GPLGS\font2c.bat
    • %Program Files%\GPLGS\font2c.cmd
    • %Program Files%\GPLGS\font2c.ps
    • %Program Files%\GPLGS\font2pcl.ps
    • %Program Files%\GPLGS\Fontmap.ATB
    • %Program Files%\GPLGS\Fontmap.ATM
    • %Program Files%\GPLGS\Fontmap.OS2
    • %Program Files%\GPLGS\Fontmap.OSF
    • %Program Files%\GPLGS\Fontmap.SGI
    • %Program Files%\GPLGS\Fontmap.Sol
    • %Program Files%\GPLGS\Fontmap.Ult
    • %Program Files%\GPLGS\Fontmap.URW-136.T1
    • %Program Files%\GPLGS\Fontmap.URW-136.TT
    • %Program Files%\GPLGS\Fontmap.VMS
    • %Program Files%\GPLGS\ghostpdf.inf
    • %Program Files%\GPLGS\ghostpdf.ppd
    • %Program Files%\GPLGS\gsbj
    • %Program Files%\GPLGS\gsbj.bat
    • %Program Files%\GPLGS\gsdj
    • %Program Files%\GPLGS\gsdj.bat
    • %Program Files%\GPLGS\gsdj500
    • %Program Files%\GPLGS\gsdj500.bat
    • %Program Files%\GPLGS\gsdll32.dll
    • %Program Files%\GPLGS\gsdll32.lib
    • %Program Files%\GPLGS\gslj
    • %Program Files%\GPLGS\gslj.bat
    • %Program Files%\GPLGS\gslp
    • %Program Files%\GPLGS\gslp.bat
    • %Program Files%\GPLGS\gslp.ps
    • %Program Files%\GPLGS\gsnd
    • %Program Files%\GPLGS\gsnd.bat
    • %Program Files%\GPLGS\gsndt.bat
    • %Program Files%\GPLGS\gsnup.ps
    • %Program Files%\GPLGS\gssetgs.bat
    • %Program Files%\GPLGS\gssetgs32.bat
    • %Program Files%\GPLGS\gssetgs64.bat
    • %Program Files%\GPLGS\gst.bat
    • %Program Files%\GPLGS\gstt.bat
    • %Program Files%\GPLGS\gswin32c.exe
    • %Program Files%\GPLGS\gs_ce_e.ps
    • %Program Files%\GPLGS\gs_cmdl.ps
    • %Program Files%\GPLGS\gs_fform.ps
    • %Program Files%\GPLGS\gs_il2_e.ps
    • %Program Files%\GPLGS\gs_kanji.ps
    • %Program Files%\GPLGS\gs_ksb_e.ps
    • %Program Files%\GPLGS\gs_l.xbm
    • %Program Files%\GPLGS\gs_l.xpm
    • %Program Files%\GPLGS\gs_lgo_e.ps
    • %Program Files%\GPLGS\gs_lgx_e.ps
    • %Program Files%\GPLGS\gs_l_m.xbm
    • %Program Files%\GPLGS\gs_m.xbm
    • %Program Files%\GPLGS\gs_m.xpm
    • %Program Files%\GPLGS\gs_m_m.xbm
    • %Program Files%\GPLGS\gs_pfile.ps
    • %Program Files%\GPLGS\gs_rdlin.ps
    • %Program Files%\GPLGS\gs_s.xbm
    • %Program Files%\GPLGS\gs_s.xpm
    • %Program Files%\GPLGS\gs_s_m.xbm
    • %Program Files%\GPLGS\gs_t.xbm
    • %Program Files%\GPLGS\gs_t.xpm
    • %Program Files%\GPLGS\gs_t_m.xbm
    • %Program Files%\GPLGS\gs_wl1_e.ps
    • %Program Files%\GPLGS\gs_wl2_e.ps
    • %Program Files%\GPLGS\gs_wl5_e.ps
    • %Program Files%\GPLGS\ht_ccsto.ps
    • %Program Files%\GPLGS\image-qa.ps
    • %Program Files%\GPLGS\impath.ps
    • %Program Files%\GPLGS\Info-macos.plist
    • %Program Files%\GPLGS\jispaper.ps
    • %Program Files%\GPLGS\jobseparator.ps
    • %Program Files%\GPLGS\landscap.ps
    • %Program Files%\GPLGS\level1.ps
    • %Program Files%\GPLGS\lines.ps
    • %Program Files%\GPLGS\lp386.bat
    • %Program Files%\GPLGS\lp386r2.bat
    • %Program Files%\GPLGS\lpgs.bat
    • %Program Files%\GPLGS\lpr2.bat
    • %Program Files%\GPLGS\lprsetup.sh
    • %Program Files%\GPLGS\markhint.ps
    • %Program Files%\GPLGS\markpath.ps
    • %Program Files%\GPLGS\mkcidfm.ps
    • %Program Files%\GPLGS\necp2x.upp
    • %Program Files%\GPLGS\necp2x6.upp
    • %Program Files%\GPLGS\opdfread.ps
    • %Program Files%\GPLGS\packfile.ps
    • %Program Files%\GPLGS\pcharstr.ps
    • %Program Files%\GPLGS\pdf2dsc
    • %Program Files%\GPLGS\pdf2dsc.bat
    • %Program Files%\GPLGS\pdf2dsc.ps
    • %Program Files%\GPLGS\pdf2ps
    • %Program Files%\GPLGS\pdf2ps.bat
    • %Program Files%\GPLGS\pdf2ps.cmd
    • %Program Files%\GPLGS\PDFA_def.ps
    • %Program Files%\GPLGS\pdfopt
    • %Program Files%\GPLGS\pdfopt.bat
    • %Program Files%\GPLGS\pdfopt.ps
    • %Program Files%\GPLGS\pdfwrite.ps
    • %Program Files%\GPLGS\PDFX_def.ps
    • %Program Files%\GPLGS\pf2afm
    • %Program Files%\GPLGS\pf2afm.bat
    • %Program Files%\GPLGS\pf2afm.cmd
    • %Program Files%\GPLGS\pf2afm.ps
    • %Program Files%\GPLGS\pfbtopfa
    • %Program Files%\GPLGS\pfbtopfa.bat
    • %Program Files%\GPLGS\pfbtopfa.ps
    • %Program Files%\GPLGS\pftogsf.bat
    • %Program Files%\GPLGS\ppath.ps
    • %Program Files%\GPLGS\pphs
    • %Program Files%\GPLGS\pphs.ps
    • %Program Files%\GPLGS\prfont.ps
    • %Program Files%\GPLGS\printafm
    • %Program Files%\GPLGS\printafm.ps
    • %Program Files%\GPLGS\ps2ai.ps
    • %Program Files%\GPLGS\ps2ascii
    • %Program Files%\GPLGS\ps2ascii.bat
    • %Program Files%\GPLGS\ps2ascii.cmd
    • %Program Files%\GPLGS\ps2ascii.ps
    • %Program Files%\GPLGS\ps2epsi
    • %Program Files%\GPLGS\ps2epsi.bat
    • %Program Files%\GPLGS\ps2epsi.cmd
    • %Program Files%\GPLGS\ps2epsi.ps
    • %Program Files%\GPLGS\ps2pdf
    • %Program Files%\GPLGS\ps2pdf.bat
    • %Program Files%\GPLGS\ps2pdf.cmd
    • %Program Files%\GPLGS\ps2pdf12
    • %Program Files%\GPLGS\ps2pdf12.bat
    • %Program Files%\GPLGS\ps2pdf12.cmd
    • %Program Files%\GPLGS\ps2pdf13
    • %Program Files%\GPLGS\ps2pdf13.bat
    • %Program Files%\GPLGS\ps2pdf13.cmd
    • %Program Files%\GPLGS\ps2pdf14
    • %Program Files%\GPLGS\ps2pdf14.bat
    • %Program Files%\GPLGS\ps2pdf14.cmd
    • %Program Files%\GPLGS\ps2pdfwr
    • %Program Files%\GPLGS\ps2pdfxx.bat
    • %Program Files%\GPLGS\ps2ps
    • %Program Files%\GPLGS\ps2ps.bat
    • %Program Files%\GPLGS\ps2ps.cmd
    • %Program Files%\GPLGS\ps2ps2
    • %Program Files%\GPLGS\ps2ps2.bat
    • %Program Files%\GPLGS\ps2ps2.cmd
    • %Program Files%\GPLGS\quit.ps
    • %Program Files%\GPLGS\ras1.upp
    • %Program Files%\GPLGS\ras24.upp
    • %Program Files%\GPLGS\ras3.upp
    • %Program Files%\GPLGS\ras32.upp
    • %Program Files%\GPLGS\ras4.upp
    • %Program Files%\GPLGS\ras8m.upp
    • %Program Files%\GPLGS\rinkj-2200-setup
    • %Program Files%\GPLGS\rollconv.ps
    • %Program Files%\GPLGS\showchar.ps
    • %Program Files%\GPLGS\showpage.ps
    • %Program Files%\GPLGS\st640ih.upp
    • %Program Files%\GPLGS\st640ihg.upp
    • %Program Files%\GPLGS\st640p.upp
    • %Program Files%\GPLGS\st640pg.upp
    • %Program Files%\GPLGS\st640pl.upp
    • %Program Files%\GPLGS\st640plg.upp
    • %Program Files%\GPLGS\stc.upp
    • %Program Files%\GPLGS\stc1520h.upp
    • %Program Files%\GPLGS\stc2.upp
    • %Program Files%\GPLGS\stc200_h.upp
    • %Program Files%\GPLGS\stc2s_h.upp
    • %Program Files%\GPLGS\stc2_h.upp
    • %Program Files%\GPLGS\stc300.upp
    • %Program Files%\GPLGS\stc300bl.upp
    • %Program Files%\GPLGS\stc300bm.upp
    • %Program Files%\GPLGS\stc500p.upp
    • %Program Files%\GPLGS\stc500ph.upp
    • %Program Files%\GPLGS\stc600ih.upp
    • %Program Files%\GPLGS\stc600p.upp
    • %Program Files%\GPLGS\stc600pl.upp
    • %Program Files%\GPLGS\stc640p.upp
    • %Program Files%\GPLGS\stc800ih.upp
    • %Program Files%\GPLGS\stc800p.upp
    • %Program Files%\GPLGS\stc800pl.upp
    • %Program Files%\GPLGS\stcany.upp
    • %Program Files%\GPLGS\stcany_h.upp
    • %Program Files%\GPLGS\stcinfo.ps
    • %Program Files%\GPLGS\stcolor.ps
    • %Program Files%\GPLGS\stc_h.upp
    • %Program Files%\GPLGS\stc_l.upp
    • %Program Files%\GPLGS\stocht.ps
    • %Program Files%\GPLGS\traceimg.ps
    • %Program Files%\GPLGS\traceop.ps
    • %Program Files%\GPLGS\type1enc.ps
    • %Program Files%\GPLGS\type1ops.ps
    • %Program Files%\GPLGS\uninfo.ps
    • %Program Files%\GPLGS\unix-lpr.sh
    • %Program Files%\GPLGS\unprot.ps
    • %Program Files%\GPLGS\viewcmyk.ps
    • %Program Files%\GPLGS\viewgif.ps
    • %Program Files%\GPLGS\viewjpeg.ps
    • %Program Files%\GPLGS\viewmiff.ps
    • %Program Files%\GPLGS\viewpbm.ps
    • %Program Files%\GPLGS\viewpcx.ps
    • %Program Files%\GPLGS\viewps2a.ps
    • %Program Files%\GPLGS\viewrgb.ps
    • %Program Files%\GPLGS\wftopfa
    • %Program Files%\GPLGS\wftopfa.ps
    • %Program Files%\GPLGS\winmaps.ps
    • %Program Files%\GPLGS\wmakebat.bat
    • %Program Files%\GPLGS\wrfont.ps
    • %Program Files%\GPLGS\zeroline.ps

It adds the following processes:

  • "%User Temp%\is-{5 Random Characters}.tmp\{Grayware File Name}.tmp" /SL5="${6 Hex Values},2294051,56832,{Grayware File Path}\{Grayware File Name}.exe"
  • "%User Temp%\is-{5 Random Characters}.tmp\Offercast391_ARS_.exe" -b -pid ARS
  • %User Temp%\is-2SM0I.tmp\{Grayware File Name}.tmp;"%User Temp%\is-{5 Random Characters}.tmp\Setup.exe" /cpw07012009 /W5
  • %User Temp%\converter.exe /auto
  • %User Temp%\WZSE0.TMP\Setup.exe

(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(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Local\Temp on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).)

Other System Modifications

This Potentially Unwanted Application adds the following registry entries:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Tracing\Offercast391_ARS__RASAPI32
EnableFileTracing = 0

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Tracing\Offercast391_ARS__RASAPI32
EnableConsoleTracing = 0

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Tracing\Offercast391_ARS__RASAPI32
FileTracingMask = 4294901760

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Tracing\Offercast391_ARS__RASAPI32
ConsoleTracingMask = 4294901760

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Tracing\Offercast391_ARS__RASAPI32
MaxFileSize = 1048576

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Tracing\Offercast391_ARS__RASAPI32
FileDirectory = %Windows%\tracing

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Tracing\Offercast391_ARS__RASMANCS
EnableFileTracing = 0

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Tracing\Offercast391_ARS__RASMANCS
EnableConsoleTracing = 0

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Tracing\Offercast391_ARS__RASMANCS
FileTracingMask = 4294901760

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Tracing\Offercast391_ARS__RASMANCS
ConsoleTracingMask = 4294901760

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Tracing\Offercast391_ARS__RASMANCS
MaxFileSize = 1048576

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Tracing\Offercast391_ARS__RASMANCS
FileDirectoryFileDirectory = %Windows%\tracing

HKEY_CURRENT_USER\Software\Microsoft\
Windows Script\Settings
JITDebug = 0

HKEY_CURRENT_USER\Software\APN PIP\
ARS
PIP_Left = 708

HKEY_CURRENT_USER\Software\APN PIP\
ARS
PIP_UI_Ready = 1

HKEY_CURRENT_USER\Software\APN PIP\
ARS
PIP_Top = 248

HKEY_CURRENT_USER\Software\APN PIP\
ARS
Left = 708

HKEY_CURRENT_USER\Software\APN PIP\
ARS
Top = 248

HKEY_CURRENT_USER\Software\APN PIP\
ARS
WFType = local

HKEY_CURRENT_USER\Software\APN PIP\
ARS
WFPrimaryStatus = 1

HKEY_CURRENT_USER\Software\APN PIP\
ARS
WFPrimaryOffers = P_ARSSPP_CN_L:Toolbar:media:local

HKEY_CURRENT_USER\Software\APN PIP\
ARS
WFSecondaryStatus = 0

HKEY_CURRENT_USER\Software\APN PIP\
ARS
WFSecondaryOffers =

HKEY_CURRENT_USER\Software\APN PIP\
ARS
PIP_Toolbar_Selection = oi:1

HKEY_CURRENT_USER\Software\APN PIP\
ARS
PIP_UI_Complete = 1

HKEY_CURRENT_USER\Software\APN PIP\
ARS
PIP_Exit_Code = 0

HKEY_CURRENT_USER\Software\APN PIP\
ARS
PIP_SkipAll = 0

HKEY_CURRENT_USER\Software\APN PIP\
ARS
PIP_Toolbar_Launched =

HKEY_CURRENT_USER\Software\APN PIP\
ARS
PIP_Toolbar_Exitcode =

HKEY_CURRENT_USER\Software\APN PIP\
ARS
PIP_Offers_Launched =

HKEY_CURRENT_USER\Software\APN PIP\
ARS
PIP_Offers_Exitcode =

HKEY_CURRENT_USER\Software\APN PIP\
ARS
Show_UI = 1

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
CutePDF Writer Installation
DisplayName = CutePDF Writer 3.1

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
CutePDF Writer Installation
UninstallString = %Program Files%\Acro Software\CutePDF Writer\uninscpw.exe

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
CutePDF Writer Installation
DisplayVersion = 3.1

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
CutePDF Writer Installation
DisplayIcon = %Program Files%\Acro Software\CutePDF Writer\CuteEdit.ico

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
CutePDF Writer Installation
Publisher = Acro Software Inc.

HKEY_LOCAL_MACHINE\SOFTWARE\Acro Software Inc\
CutePDF Writer
Destination Folder = %Program Files%\Acro Software\CutePDF Writer

HKEY_LOCAL_MACHINE\SOFTWARE\Acro Software Inc\
CutePDF Writer
(Default) = %Program Files%\GNUGS

HKEY_LOCAL_MACHINE\SOFTWARE\GPL Ghostscript\
{Software Version}
GS_LIB = %Program Files%\GPLGS

HKEY_LOCAL_MACHINE\SOFTWARE\GPL Ghostscript\
{Software Version}
GS_DLL = %Program Files%\GPLGS\gsdll32.dll

Propagation

This Potentially Unwanted Application does not have any propagation routine.

Backdoor Routine

This Potentially Unwanted Application does not have any backdoor routine.

Rootkit Capabilities

This Potentially Unwanted Application does not have rootkit capabilities.

Download Routine

This Potentially Unwanted Application accesses the following websites to download files:

  • http://{BLOCKED}ffers.apnpartners.com/static/partners/upgrade/ARS/{Version Number}/upgrade.zip → Downloads a configuration file to install the latest APN Toolbar
  • http://{BLOCKED}ia.ask.com/media/toolbar/everest/7.25.0/APNSetup.exe → Downloads the Ask Partner Network (APN) Toolbar
  • http://{BLOCKED}ad.cutepdf.com/download/gplgs.exe → Downloads the GPL Ghostscript Application

Adware Routine

This Potentially Unwanted Application connects to the following URL(s) to display ads on the affected system:

  • http://{BLOCKED}f-editor.com/support/writer.asp

Information Theft

This Potentially Unwanted Application does not have any information-stealing capability.

Other Details

This Potentially Unwanted Application connects to the following possibly malicious URL:

  • http://{BLOCKED}ffercast.com/PIP/OfferAccept.jhtml?rnd={Random Characters}
  • http://{BLOCKED}ers.apnpartners.com

It does the following:

  • This Potentially Unwanted Application contains pre-populated checkboxes to install browser extension:
  • It asks the user to download and install another application to ensure the user can use all of the application's features:
  • It automatically loads a website after the installation process:
  • It does not notify the user that the installation is complete.

It does not exploit any vulnerability.

  SOLUTION

Minimum Scan Engine: 9.800
SSAPI PATTERN File: 2.621.00
SSAPI PATTERN Date: 04 May 2023

Step 1

Before doing any scans, Windows 7, Windows 8, Windows 8.1, and Windows 10 users must disable System Restore to allow full scanning of their computers.

Step 2

Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.

Step 3

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\Tracing\Offercast391_ARS__RASAPI32
    • EnableFileTracing = 0
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Offercast391_ARS__RASAPI32
    • EnableConsoleTracing = 0
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Offercast391_ARS__RASAPI32
    • FileTracingMask = 4294901760
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Offercast391_ARS__RASAPI32
    • ConsoleTracingMask = 4294901760
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Offercast391_ARS__RASAPI32
    • MaxFileSize = 1048576
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Offercast391_ARS__RASAPI32
    • FileDirectory = %Windows%\tracing
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Offercast391_ARS__RASMANCS
    • EnableFileTracing = 0
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Offercast391_ARS__RASMANCS
    • EnableConsoleTracing = 0
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Offercast391_ARS__RASMANCS
    • FileTracingMask = 4294901760
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Offercast391_ARS__RASMANCS
    • ConsoleTracingMask = 4294901760
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Offercast391_ARS__RASMANCS
    • MaxFileSize = 1048576
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Offercast391_ARS__RASMANCS
    • FileDirectoryFileDirectory = %Windows%\tracing
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows Script\Settings
    • JITDebug = 0
  • In HKEY_CURRENT_USER\Software\APN PIP\ARS
    • PIP_Left = 708
  • In HKEY_CURRENT_USER\Software\APN PIP\ARS
    • PIP_UI_Ready = 1
  • In HKEY_CURRENT_USER\Software\APN PIP\ARS
    • PIP_Top = 248
  • In HKEY_CURRENT_USER\Software\APN PIP\ARS
    • Left = 708
  • In HKEY_CURRENT_USER\Software\APN PIP\ARS
    • Top = 248
  • In HKEY_CURRENT_USER\Software\APN PIP\ARS
    • WFType = local
  • In HKEY_CURRENT_USER\Software\APN PIP\ARS
    • WFPrimaryStatus = 1
  • In HKEY_CURRENT_USER\Software\APN PIP\ARS
    • WFPrimaryOffers = P_ARSSPP_CN_L:Toolbar:media:local
  • In HKEY_CURRENT_USER\Software\APN PIP\ARS
    • WFSecondaryStatus = 0
  • In HKEY_CURRENT_USER\Software\APN PIP\ARS
    • WFSecondaryOffers =
  • In HKEY_CURRENT_USER\Software\APN PIP\ARS
    • PIP_Toolbar_Selection = oi:1
  • In HKEY_CURRENT_USER\Software\APN PIP\ARS
    • PIP_UI_Complete = 1
  • In HKEY_CURRENT_USER\Software\APN PIP\ARS
    • PIP_Exit_Code = 0
  • In HKEY_CURRENT_USER\Software\APN PIP\ARS
    • PIP_SkipAll = 0
  • In HKEY_CURRENT_USER\Software\APN PIP\ARS
    • PIP_Toolbar_Launched =
  • In HKEY_CURRENT_USER\Software\APN PIP\ARS
    • PIP_Toolbar_Exitcode =
  • In HKEY_CURRENT_USER\Software\APN PIP\ARS
    • PIP_Offers_Launched =
  • In HKEY_CURRENT_USER\Software\APN PIP\ARS
    • PIP_Offers_Exitcode =
  • In HKEY_CURRENT_USER\Software\APN PIP\ARS
    • Show_UI = 1
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\CutePDF Writer Installation
    • DisplayName = CutePDF Writer 3.1
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\CutePDF Writer Installation
    • UninstallString = %Program Files%\Acro Software\CutePDF Writer\uninscpw.exe
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\CutePDF Writer Installation
    • DisplayVersion = 3.1
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\CutePDF Writer Installation
    • DisplayIcon = %Program Files%\Acro Software\CutePDF Writer\CuteEdit.ico
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\CutePDF Writer Installation
    • Publisher = Acro Software Inc.
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Acro Software Inc\CutePDF Writer
    • Destination Folder = %Program Files%\Acro Software\CutePDF Writer
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Acro Software Inc\CutePDF Writer
    • (Default) = %Program Files%\GNUGS
  • In HKEY_LOCAL_MACHINE\SOFTWARE\GPL Ghostscript\{Software Version}
    • GS_LIB = %Program Files%\GPLGS
  • In HKEY_LOCAL_MACHINE\SOFTWARE\GPL Ghostscript\{Software Version}
    • GS_DLL = %Program Files%\GPLGS\gsdll32.dll

Step 4

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\Microsoft\Tracing
    • Offercast391_ARS__RASAPI32
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing
    • Offercast391_ARS__RASMANCS
  • In HKEY_CURRENT_USER\Software\APN PIP
    • ARS
  • In HKEY_CURRENT_USER\Software
    • APN PIP
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall
    • CutePDF Writer Installation
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Acro Software Inc
    • CutePDF Writer
  • In HKEY_LOCAL_MACHINE\SOFTWARE
    • Acro Software Inc
  • In HKEY_LOCAL_MACHINE\SOFTWARE\GPL Ghostscript
    • {Software Version}
  • In HKEY_LOCAL_MACHINE\SOFTWARE
    • GPL Ghostscript

Step 5

Search and delete these files

[ Learn More ]
There may be some 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%\is-{5 Random Characters}.tmp\_isetup\_shfoldr.dll
  • %User Temp%\is-{5 Random Characters}.tmp\Offercast391_ARS_.exe
  • %User Temp%\is-{5 Random Characters}.tmp\Setup.exe
  • %User Temp%\oc_{5 Random Characters}.tmp
  • %User Temp%\oc_{5 Random Characters}\OCDLL.dll
  • %User Temp%\oc_{5 Random Characters}.tmp
  • %User Temp%\oc_{5 Random Characters}\IEOS.dll
  • %User Temp%\oc_{5 Random Characters}\Start.htm
  • %User Temp%\oc_{5 Random Characters}\apnanalytic.js
  • %User Temp%\oc_{5 Random Characters}\download.htm
  • %User Temp%\oc_{5 Random Characters}\embeddownload.htm
  • %User Temp%\oc_{5 Random Characters}\embedmasterrule.js
  • %User Temp%\oc_{5 Random Characters}\embedoffer2xtemplate.htm
  • %User Temp%\oc_{5 Random Characters}\embedorchestrator.htm
  • %User Temp%\oc_{5 Random Characters}\images\CRPrimary2.png
  • %User Temp%\oc_{5 Random Characters}\images\CRSaturation1.png
  • %User Temp%\oc_{5 Random Characters}\images\FFPrimary2.png
  • %User Temp%\oc_{5 Random Characters}\images\FFSaturation1.png
  • %User Temp%\oc_{5 Random Characters}\images\IEPrimary2.png
  • %User Temp%\oc_{5 Random Characters}\images\IESaturation1.png
  • %User Temp%\oc_{5 Random Characters}\images\wait_animation.gif
  • %User Temp%\oc_{5 Random Characters}\masterrule.js
  • %User Temp%\oc_{5 Random Characters}\ocerror.js
  • %User Temp%\oc_{5 Random Characters}\offer2xtemplate.htm
  • %User Temp%\oc_{5 Random Characters}\offerlist.js
  • %User Temp%\oc_{5 Random Characters}\orchestrator.htm
  • %User Temp%\oc_{5 Random Characters}\prefetch.htm
  • %User Temp%\oc_{5 Random Characters}\progress.htm
  • %User Temp%\oc_{5 Random Characters}\reboot.htm
  • %User Temp%\oc_{5 Random Characters}\scrolltext.xml
  • %User Temp%\oc_{5 Random Characters}\wait_animation.gif
  • %User Temp%\oc_{5 Random Characters}\upgrade.zip
  • %User Temp%\oc_{5 Random Characters}\upgrade\upgrade\remoteapnanalytic.js
  • %User Temp%\oc_{5 Random Characters}\upgrade\remoteapnanalytic.js
  • %Program Files%\Acro Software\CutePDF Writer\README.HTM
  • %Program Files%\Acro Software\CutePDF Writer\PDFWrite.rsp
  • %Program Files%\Acro Software\CutePDF Writer\CuteEdit.ico
  • %Program Files%\Acro Software\CutePDF Writer\CPWSave.exe
  • %Program Files%\Acro Software\CutePDF Writer\uninscpw.exe
  • %System%\spool\drivers\w32x86\CUTEPDFW.PPD
  • %System%\spool\drivers\w32x86\PSCRIPT5.DLL
  • %System%\spool\drivers\w32x86\PS5UI.DLL
  • %System%\spool\drivers\w32x86\PSCRIPT.HLP
  • %System%\spool\drivers\w32x86\PSCRIPT.NTF
  • %System%\cpwmon2k.dll
  • %Common Programs%\CutePDF\PDF Writer\Readme.lnk
  • %User Temp%\converter.exe
  • %Program Files%\GPLGS\acctest.ps
  • %Program Files%\GPLGS\addxchar.ps
  • %Program Files%\GPLGS\afmdiff.awk
  • %Program Files%\GPLGS\align.ps
  • %Program Files%\GPLGS\bj8.rpd
  • %Program Files%\GPLGS\bj8gc12f.upp
  • %Program Files%\GPLGS\bj8hg12f.upp
  • %Program Files%\GPLGS\bj8oh06n.upp
  • %Program Files%\GPLGS\bj8pa06n.upp
  • %Program Files%\GPLGS\bj8pp12f.upp
  • %Program Files%\GPLGS\bj8ts06n.upp
  • %Program Files%\GPLGS\bjc610a0.upp
  • %Program Files%\GPLGS\bjc610a1.upp
  • %Program Files%\GPLGS\bjc610a2.upp
  • %Program Files%\GPLGS\bjc610a3.upp
  • %Program Files%\GPLGS\bjc610a4.upp
  • %Program Files%\GPLGS\bjc610a5.upp
  • %Program Files%\GPLGS\bjc610a6.upp
  • %Program Files%\GPLGS\bjc610a7.upp
  • %Program Files%\GPLGS\bjc610a8.upp
  • %Program Files%\GPLGS\bjc610b1.upp
  • %Program Files%\GPLGS\bjc610b2.upp
  • %Program Files%\GPLGS\bjc610b3.upp
  • %Program Files%\GPLGS\bjc610b4.upp
  • %Program Files%\GPLGS\bjc610b6.upp
  • %Program Files%\GPLGS\bjc610b7.upp
  • %Program Files%\GPLGS\bjc610b8.upp
  • %Program Files%\GPLGS\caption.ps
  • %Program Files%\GPLGS\cat.ps
  • %Program Files%\GPLGS\cbjc600.ppd
  • %Program Files%\GPLGS\cbjc800.ppd
  • %Program Files%\GPLGS\cdj550.upp
  • %Program Files%\GPLGS\cdj690.upp
  • %Program Files%\GPLGS\cdj690ec.upp
  • %Program Files%\GPLGS\cid2code.ps
  • %Program Files%\GPLGS\cidfmap
  • %Program Files%\GPLGS\decrypt.ps
  • %Program Files%\GPLGS\dnj750c.upp
  • %Program Files%\GPLGS\dnj750m.upp
  • %Program Files%\GPLGS\docie.ps
  • %Program Files%\GPLGS\dvipdf
  • %Program Files%\GPLGS\EndOfTask.ps
  • %Program Files%\GPLGS\eps2eps
  • %Program Files%\GPLGS\eps2eps.bat
  • %Program Files%\GPLGS\eps2eps.cmd
  • %Program Files%\GPLGS\FAPIconfig-FCO
  • %Program Files%\GPLGS\FCOfontmap-PCLPS3
  • %Program Files%\GPLGS\FCOfontmap-PS3
  • %Program Files%\GPLGS\font2c
  • %Program Files%\GPLGS\font2c.bat
  • %Program Files%\GPLGS\font2c.cmd
  • %Program Files%\GPLGS\font2c.ps
  • %Program Files%\GPLGS\font2pcl.ps
  • %Program Files%\GPLGS\Fontmap.ATB
  • %Program Files%\GPLGS\Fontmap.ATM
  • %Program Files%\GPLGS\Fontmap.OS2
  • %Program Files%\GPLGS\Fontmap.OSF
  • %Program Files%\GPLGS\Fontmap.SGI
  • %Program Files%\GPLGS\Fontmap.Sol
  • %Program Files%\GPLGS\Fontmap.Ult
  • %Program Files%\GPLGS\Fontmap.URW-136.T1
  • %Program Files%\GPLGS\Fontmap.URW-136.TT
  • %Program Files%\GPLGS\Fontmap.VMS
  • %Program Files%\GPLGS\ghostpdf.inf
  • %Program Files%\GPLGS\ghostpdf.ppd
  • %Program Files%\GPLGS\gsbj
  • %Program Files%\GPLGS\gsbj.bat
  • %Program Files%\GPLGS\gsdj
  • %Program Files%\GPLGS\gsdj.bat
  • %Program Files%\GPLGS\gsdj500
  • %Program Files%\GPLGS\gsdj500.bat
  • %Program Files%\GPLGS\gsdll32.dll
  • %Program Files%\GPLGS\gsdll32.lib
  • %Program Files%\GPLGS\gslj
  • %Program Files%\GPLGS\gslj.bat
  • %Program Files%\GPLGS\gslp
  • %Program Files%\GPLGS\gslp.bat
  • %Program Files%\GPLGS\gslp.ps
  • %Program Files%\GPLGS\gsnd
  • %Program Files%\GPLGS\gsnd.bat
  • %Program Files%\GPLGS\gsndt.bat
  • %Program Files%\GPLGS\gsnup.ps
  • %Program Files%\GPLGS\gssetgs.bat
  • %Program Files%\GPLGS\gssetgs32.bat
  • %Program Files%\GPLGS\gssetgs64.bat
  • %Program Files%\GPLGS\gst.bat
  • %Program Files%\GPLGS\gstt.bat
  • %Program Files%\GPLGS\gswin32c.exe
  • %Program Files%\GPLGS\gs_ce_e.ps
  • %Program Files%\GPLGS\gs_cmdl.ps
  • %Program Files%\GPLGS\gs_fform.ps
  • %Program Files%\GPLGS\gs_il2_e.ps
  • %Program Files%\GPLGS\gs_kanji.ps
  • %Program Files%\GPLGS\gs_ksb_e.ps
  • %Program Files%\GPLGS\gs_l.xbm
  • %Program Files%\GPLGS\gs_l.xpm
  • %Program Files%\GPLGS\gs_lgo_e.ps
  • %Program Files%\GPLGS\gs_lgx_e.ps
  • %Program Files%\GPLGS\gs_l_m.xbm
  • %Program Files%\GPLGS\gs_m.xbm
  • %Program Files%\GPLGS\gs_m.xpm
  • %Program Files%\GPLGS\gs_m_m.xbm
  • %Program Files%\GPLGS\gs_pfile.ps
  • %Program Files%\GPLGS\gs_rdlin.ps
  • %Program Files%\GPLGS\gs_s.xbm
  • %Program Files%\GPLGS\gs_s.xpm
  • %Program Files%\GPLGS\gs_s_m.xbm
  • %Program Files%\GPLGS\gs_t.xbm
  • %Program Files%\GPLGS\gs_t.xpm
  • %Program Files%\GPLGS\gs_t_m.xbm
  • %Program Files%\GPLGS\gs_wl1_e.ps
  • %Program Files%\GPLGS\gs_wl2_e.ps
  • %Program Files%\GPLGS\gs_wl5_e.ps
  • %Program Files%\GPLGS\ht_ccsto.ps
  • %Program Files%\GPLGS\image-qa.ps
  • %Program Files%\GPLGS\impath.ps
  • %Program Files%\GPLGS\Info-macos.plist
  • %Program Files%\GPLGS\jispaper.ps
  • %Program Files%\GPLGS\jobseparator.ps
  • %Program Files%\GPLGS\landscap.ps
  • %Program Files%\GPLGS\level1.ps
  • %Program Files%\GPLGS\lines.ps
  • %Program Files%\GPLGS\lp386.bat
  • %Program Files%\GPLGS\lp386r2.bat
  • %Program Files%\GPLGS\lpgs.bat
  • %Program Files%\GPLGS\lpr2.bat
  • %Program Files%\GPLGS\lprsetup.sh
  • %Program Files%\GPLGS\markhint.ps
  • %Program Files%\GPLGS\markpath.ps
  • %Program Files%\GPLGS\mkcidfm.ps
  • %Program Files%\GPLGS\necp2x.upp
  • %Program Files%\GPLGS\necp2x6.upp
  • %Program Files%\GPLGS\opdfread.ps
  • %Program Files%\GPLGS\packfile.ps
  • %Program Files%\GPLGS\pcharstr.ps
  • %Program Files%\GPLGS\pdf2dsc
  • %Program Files%\GPLGS\pdf2dsc.bat
  • %Program Files%\GPLGS\pdf2dsc.ps
  • %Program Files%\GPLGS\pdf2ps
  • %Program Files%\GPLGS\pdf2ps.bat
  • %Program Files%\GPLGS\pdf2ps.cmd
  • %Program Files%\GPLGS\PDFA_def.ps
  • %Program Files%\GPLGS\pdfopt
  • %Program Files%\GPLGS\pdfopt.bat
  • %Program Files%\GPLGS\pdfopt.ps
  • %Program Files%\GPLGS\pdfwrite.ps
  • %Program Files%\GPLGS\PDFX_def.ps
  • %Program Files%\GPLGS\pf2afm
  • %Program Files%\GPLGS\pf2afm.bat
  • %Program Files%\GPLGS\pf2afm.cmd
  • %Program Files%\GPLGS\pf2afm.ps
  • %Program Files%\GPLGS\pfbtopfa
  • %Program Files%\GPLGS\pfbtopfa.bat
  • %Program Files%\GPLGS\pfbtopfa.ps
  • %Program Files%\GPLGS\pftogsf.bat
  • %Program Files%\GPLGS\ppath.ps
  • %Program Files%\GPLGS\pphs
  • %Program Files%\GPLGS\pphs.ps
  • %Program Files%\GPLGS\prfont.ps
  • %Program Files%\GPLGS\printafm
  • %Program Files%\GPLGS\printafm.ps
  • %Program Files%\GPLGS\ps2ai.ps
  • %Program Files%\GPLGS\ps2ascii
  • %Program Files%\GPLGS\ps2ascii.bat
  • %Program Files%\GPLGS\ps2ascii.cmd
  • %Program Files%\GPLGS\ps2ascii.ps
  • %Program Files%\GPLGS\ps2epsi
  • %Program Files%\GPLGS\ps2epsi.bat
  • %Program Files%\GPLGS\ps2epsi.cmd
  • %Program Files%\GPLGS\ps2epsi.ps
  • %Program Files%\GPLGS\ps2pdf
  • %Program Files%\GPLGS\ps2pdf.bat
  • %Program Files%\GPLGS\ps2pdf.cmd
  • %Program Files%\GPLGS\ps2pdf12
  • %Program Files%\GPLGS\ps2pdf12.bat
  • %Program Files%\GPLGS\ps2pdf12.cmd
  • %Program Files%\GPLGS\ps2pdf13
  • %Program Files%\GPLGS\ps2pdf13.bat
  • %Program Files%\GPLGS\ps2pdf13.cmd
  • %Program Files%\GPLGS\ps2pdf14
  • %Program Files%\GPLGS\ps2pdf14.bat
  • %Program Files%\GPLGS\ps2pdf14.cmd
  • %Program Files%\GPLGS\ps2pdfwr
  • %Program Files%\GPLGS\ps2pdfxx.bat
  • %Program Files%\GPLGS\ps2ps
  • %Program Files%\GPLGS\ps2ps.bat
  • %Program Files%\GPLGS\ps2ps.cmd
  • %Program Files%\GPLGS\ps2ps2
  • %Program Files%\GPLGS\ps2ps2.bat
  • %Program Files%\GPLGS\ps2ps2.cmd
  • %Program Files%\GPLGS\quit.ps
  • %Program Files%\GPLGS\ras1.upp
  • %Program Files%\GPLGS\ras24.upp
  • %Program Files%\GPLGS\ras3.upp
  • %Program Files%\GPLGS\ras32.upp
  • %Program Files%\GPLGS\ras4.upp
  • %Program Files%\GPLGS\ras8m.upp
  • %Program Files%\GPLGS\rinkj-2200-setup
  • %Program Files%\GPLGS\rollconv.ps
  • %Program Files%\GPLGS\showchar.ps
  • %Program Files%\GPLGS\showpage.ps
  • %Program Files%\GPLGS\st640ih.upp
  • %Program Files%\GPLGS\st640ihg.upp
  • %Program Files%\GPLGS\st640p.upp
  • %Program Files%\GPLGS\st640pg.upp
  • %Program Files%\GPLGS\st640pl.upp
  • %Program Files%\GPLGS\st640plg.upp
  • %Program Files%\GPLGS\stc.upp
  • %Program Files%\GPLGS\stc1520h.upp
  • %Program Files%\GPLGS\stc2.upp
  • %Program Files%\GPLGS\stc200_h.upp
  • %Program Files%\GPLGS\stc2s_h.upp
  • %Program Files%\GPLGS\stc2_h.upp
  • %Program Files%\GPLGS\stc300.upp
  • %Program Files%\GPLGS\stc300bl.upp
  • %Program Files%\GPLGS\stc300bm.upp
  • %Program Files%\GPLGS\stc500p.upp
  • %Program Files%\GPLGS\stc500ph.upp
  • %Program Files%\GPLGS\stc600ih.upp
  • %Program Files%\GPLGS\stc600p.upp
  • %Program Files%\GPLGS\stc600pl.upp
  • %Program Files%\GPLGS\stc640p.upp
  • %Program Files%\GPLGS\stc800ih.upp
  • %Program Files%\GPLGS\stc800p.upp
  • %Program Files%\GPLGS\stc800pl.upp
  • %Program Files%\GPLGS\stcany.upp
  • %Program Files%\GPLGS\stcany_h.upp
  • %Program Files%\GPLGS\stcinfo.ps
  • %Program Files%\GPLGS\stcolor.ps
  • %Program Files%\GPLGS\stc_h.upp
  • %Program Files%\GPLGS\stc_l.upp
  • %Program Files%\GPLGS\stocht.ps
  • %Program Files%\GPLGS\traceimg.ps
  • %Program Files%\GPLGS\traceop.ps
  • %Program Files%\GPLGS\type1enc.ps
  • %Program Files%\GPLGS\type1ops.ps
  • %Program Files%\GPLGS\uninfo.ps
  • %Program Files%\GPLGS\unix-lpr.sh
  • %Program Files%\GPLGS\unprot.ps
  • %Program Files%\GPLGS\viewcmyk.ps
  • %Program Files%\GPLGS\viewgif.ps
  • %Program Files%\GPLGS\viewjpeg.ps
  • %Program Files%\GPLGS\viewmiff.ps
  • %Program Files%\GPLGS\viewpbm.ps
  • %Program Files%\GPLGS\viewpcx.ps
  • %Program Files%\GPLGS\viewps2a.ps
  • %Program Files%\GPLGS\viewrgb.ps
  • %Program Files%\GPLGS\wftopfa
  • %Program Files%\GPLGS\wftopfa.ps
  • %Program Files%\GPLGS\winmaps.ps
  • %Program Files%\GPLGS\wmakebat.bat
  • %Program Files%\GPLGS\wrfont.ps
  • %Program Files%\GPLGS\zeroline.ps

Step 6

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-{5 Random Characters}.tmp\_isetup
  • %User Temp%\is-{5 Random Characters}.tmp
  • %User Temp%\oc_{5 Random Characters}
  • %Program Files%\Acro Software\CutePDF Writer
  • %Program Files%\Acro Software
  • %Common Programs%\CutePDF\PDF Writer
  • %Common Programs%\CutePDF
  • %Program Files%\GPLGS

Step 7

Scan your computer with your Trend Micro product to delete files detected as PUA.Win32.OfferCast.AUSWN. 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 the following Trend Micro Support pages for more information:


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