TROJ_AGENT_029991.TOMB


 ALIASES:

Adware:Win32/ArcadeWeb (Microsoft); GameVance.gen.n. (McAfee); PlaySushi.com (v) (Sunbelt); Adware.Generic.201013 (FSecure)

 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:

1,444,592 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

27 Jun 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 creates the following folders:

  • %Program Files%\PlaySushi
  • %User Profile%\Application Data\Mozilla
  • %User Profile%\Mozilla\Extensions
  • %User Profile%\Extensions\{ec8030f7-c20a-464f-9b0e-13a3a9e97384}
  • %User Profile%\{ec8030f7-c20a-464f-9b0e-13a3a9e97384}\textlinks@playsushi.com
  • %User Profile%\textlinks@playsushi.com\components
  • %User Profile%\textlinks@playsushi.com\chrome
  • %System Root%\DOCUME~1
  • %System Root%\DOCUME~1\ADMINI~1
  • %User Profile%\LOCALS~1
  • %User Temp%\nsi2.tmp
  • %Program Files%\Dogpile Bundle Toolbar

Autostart Technique

This Trojan registers itself as a BHO to ensure its automatic execution every time Internet Explorer is used by adding the following registry keys:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Explorer\
Browser Helper Objects\{21608B66-026F-4DCB-9244-0DACA328DCED}

Other System Modifications

This Trojan deletes the following files:

  • %User Temp%\nsi1.tmp
  • %User Temp%\nsi2.tmp

(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.)

It adds the following registry keys:

HKEY_CURRENT_USER\Software\AppDataLow\
PlaySushi

HKEY_LOCAL_MACHINE\Software\Microsoft\
Windows\CurrentVersion\Uninstall\
Playsushi

HKEY_LOCAL_MACHINE\HARDWARE\DESCRIPTION\
System\BIOS

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Uninstall\
Google Chrome

HKEY_LOCAL_MACHINE\Software\Microsoft\
Windows\CurrentVersion\Uninstall\
Google Chrome

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
AppID\{E89A07B5-BD7A-43F9-BDA4-0DAA48AC4FA5}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
AppID\PSText.DLL

HKEY_CLASSES_ROOT\PSText.IEButton.1

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
PSText.IEButton.1\CLSID

HKEY_CLASSES_ROOT\PSText.IEButton

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
PSText.IEButton\CLSID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
PSText.IEButton\CurVer

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{EBD24BD3-E272-4FA3-A8BA-C5D709757CAB}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{EBD24BD3-E272-4FA3-A8BA-C5D709757CAB}\ProgID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{EBD24BD3-E272-4FA3-A8BA-C5D709757CAB}\VersionIndependentProgID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{EBD24BD3-E272-4FA3-A8BA-C5D709757CAB}\Programmable

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{EBD24BD3-E272-4FA3-A8BA-C5D709757CAB}\InprocServer32

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{EBD24BD3-E272-4FA3-A8BA-C5D709757CAB}\TypeLib

HKEY_CLASSES_ROOT\PlaySushi32.PlaySushi.1

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
PlaySushi32.PlaySushi.1\CLSID

HKEY_CLASSES_ROOT\PlaySushi32.PlaySushi

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
PlaySushi32.PlaySushi\CLSID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
PlaySushi32.PlaySushi\CurVer

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{21608B66-026F-4DCB-9244-0DACA328DCED}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{21608B66-026F-4DCB-9244-0DACA328DCED}\ProgID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{21608B66-026F-4DCB-9244-0DACA328DCED}\VersionIndependentProgID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{21608B66-026F-4DCB-9244-0DACA328DCED}\Programmable

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{21608B66-026F-4DCB-9244-0DACA328DCED}\InprocServer32

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{21608B66-026F-4DCB-9244-0DACA328DCED}\TypeLib

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Explorer\
Browser Helper Objects

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{975BBCC0-19DF-47C2-9AE2-D78EEFA96821}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{975BBCC0-19DF-47C2-9AE2-D78EEFA96821}\1.0

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{975BBCC0-19DF-47C2-9AE2-D78EEFA96821}\1.0\
FLAGS

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{975BBCC0-19DF-47C2-9AE2-D78EEFA96821}\1.0\
0

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{975BBCC0-19DF-47C2-9AE2-D78EEFA96821}\1.0\
0\win32

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{975BBCC0-19DF-47C2-9AE2-D78EEFA96821}\1.0\
HELPDIR

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{F165085B-6B85-4AD5-AD00-95552A823F6D}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{F165085B-6B85-4AD5-AD00-95552A823F6D}\ProxyStubClsid

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{F165085B-6B85-4AD5-AD00-95552A823F6D}\ProxyStubClsid32

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{F165085B-6B85-4AD5-AD00-95552A823F6D}\TypeLib

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{5272CCD4-4199-4B04-BF68-B28A0DCF0151}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{5272CCD4-4199-4B04-BF68-B28A0DCF0151}\ProxyStubClsid

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{5272CCD4-4199-4B04-BF68-B28A0DCF0151}\ProxyStubClsid32

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{5272CCD4-4199-4B04-BF68-B28A0DCF0151}\TypeLib

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{45A8F904-D9CA-439B-9CBB-11097B45D9E1}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{45A8F904-D9CA-439B-9CBB-11097B45D9E1}\ProxyStubClsid

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{45A8F904-D9CA-439B-9CBB-11097B45D9E1}\ProxyStubClsid32

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{45A8F904-D9CA-439B-9CBB-11097B45D9E1}\TypeLib

HKEY_LOCAL_MACHINE\SOFTWARE\FCTB000060231

It adds the following registry entries:

HKEY_CURRENT_USER\Software\AppDataLow\
PlaySushi
autoupd = "1"

HKEY_CURRENT_USER\Software\AppDataLow\
PlaySushi
snoozetime = "{random values}"

HKEY_CURRENT_USER\Software\AppDataLow\
PlaySushi
updatcncl = "0"

HKEY_CURRENT_USER\Software\AppDataLow\
PlaySushi
updtcnt = "0"

HKEY_CURRENT_USER\Software\AppDataLow\
PlaySushi
updtfailed = "0"

HKEY_CURRENT_USER\Software\AppDataLow\
PlaySushi
uid = "ae0b6331-1ffc-4cda-86cc-e70c7bd213de"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Playsushi
DisplayName = "PlaySushi"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Playsushi
DisplayIcon = "%Program Files%\PlaySushi\psuninst.exe"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Playsushi
Publisher = "www.playsushi.com"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Playsushi
NoRepair = "1"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Playsushi
NoModify = "1"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Playsushi
UninstallString = "%Program Files%\PlaySushi\psuninst.exe"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Playsushi
RecordedProfilePath = "S-1-5-21-4025279379-4087772427-2915903831-500"

HKEY_CURRENT_USER\Software\AppDataLow\
PlaySushi
locid = "22"

HKEY_CURRENT_USER\Software\AppDataLow\
PlaySushi
ticket = "IIAAi0Vmh6SKbyttPGlQ"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
AppID\PSText.DLL
AppID = "{E89A07B5-BD7A-43F9-BDA4-0DAA48AC4FA5}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{EBD24BD3-E272-4FA3-A8BA-C5D709757CAB}\InprocServer32
ThreadingModel = "Apartment"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{21608B66-026F-4DCB-9244-0DACA328DCED}\InprocServer32
ThreadingModel = "Apartment"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Explorer\
Browser Helper Objects\{21608B66-026F-4DCB-9244-0DACA328DCED}
NoExplorer = "1"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{F165085B-6B85-4AD5-AD00-95552A823F6D}\TypeLib
Version = "1.0"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{5272CCD4-4199-4B04-BF68-B28A0DCF0151}\TypeLib
Version = "1.0"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{45A8F904-D9CA-439B-9CBB-11097B45D9E1}\TypeLib
Version = "1.0"

HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\Main
Enable Browser Extensions = "yes"

HKEY_LOCAL_MACHINE\SOFTWARE\FCTB000060231
FirstLaunch = "0"

HKEY_CURRENT_USER\Software\AppDataLow\
PlaySushi
cid = "0"

HKEY_CURRENT_USER\Software\AppDataLow\
PlaySushi
ct = "{random values}"

HKEY_CURRENT_USER\Software\AppDataLow\
PlaySushi
ci = "e1"

HKEY_CURRENT_USER\Software\AppDataLow\
PlaySushi
cid = "1b9a2d"

HKEY_CURRENT_USER\Software\AppDataLow\
PlaySushi
sc1u = "{random characters}"

HKEY_CURRENT_USER\Software\AppDataLow\
PlaySushi
d = "0"

HKEY_CURRENT_USER\Software\AppDataLow\
PlaySushi
esint = "5"

HKEY_CURRENT_USER\Software\AppDataLow\
PlaySushi
domfqc = "1f4"

HKEY_CURRENT_USER\Software\AppDataLow\
PlaySushi
domfqt = "258"

HKEY_CURRENT_USER\Software\AppDataLow\
PlaySushi
maxd = "271"

HKEY_CURRENT_USER\Software\AppDataLow\
PlaySushi
scr1 = "{random values}"

HKEY_CURRENT_USER\Software\AppDataLow\
PlaySushi
had = "{random values}"

HKEY_CURRENT_USER\Software\AppDataLow\
PlaySushi
eu = "{random values}"

HKEY_CURRENT_USER\Software\AppDataLow\
PlaySushi
eus = "d8"

It deletes the following registry keys:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Internet Explorer\Extensions\{5CFA5B80-01F4-420F-B18B-545712C8A1C8}

Dropping Routine

This Trojan drops the following files:

  • %Program Files%\PlaySushi\PSText.dll
  • %Program Files%\PlaySushi\psuninst.exe
  • %Program Files%\PlaySushi\icon.ico
  • %Program Files%\PlaySushi\psff.tmp
  • %User Profile%\textlinks@playsushi.com\chrome.manifest
  • %User Profile%\textlinks@playsushi.com\install.rdf
  • %User Profile%\components\PlaySushiFF.dll
  • %User Profile%\components\PlaySushiFF.xpt
  • %User Profile%\chrome\pstextlinks.jar
  • %User Temp%\dpsi.exe
  • %User Temp%\nsi2.tmp\UserInfo.dll
  • %User Temp%\nsi2.tmp\options.ini
  • %User Temp%\nsi2.tmp\gplunger.dll
  • %User Temp%\nsi2.tmp\nsisFirewall.dll
  • %User Temp%\nsi2.tmp\InetLoad.dll
  • %User Temp%\nsi2.tmp\frtb_static_files.cab

Other Details

This Trojan connects to the following possibly malicious URL:

  • http://www.{BLOCKED}shi.com/aj/inst.php?{random characters}
  • http://www.{BLOCKED}shi.com/aj/bund.php?{random characters}
  • http://web1.{BLOCKED}n.com/download/dogpiletoolbar/Dogpile_Toolbar.exe
  • http://s31.{BLOCKED}use.com/frtb_static_files.cab
  • http://s31.{BLOCKED}use.com/psconf.php?{random characters}
  • http://s31.{BLOCKED}use.com/cmn?{random characters}

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

Close all opened browser windows

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_CURRENT_USER\Software\AppDataLow
    • PlaySushi
  • In HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall
    • Playsushi
  • In HKEY_LOCAL_MACHINE\HARDWARE\DESCRIPTION\System
    • BIOS
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Uninstall
    • Google Chrome
  • In HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall
    • Google Chrome
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AppID
    • {E89A07B5-BD7A-43F9-BDA4-0DAA48AC4FA5}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AppID
    • PSText.DLL
  • In HKEY_CLASSES_ROOT
    • PSText.IEButton.1
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\PSText.IEButton.1
    • CLSID
  • In HKEY_CLASSES_ROOT
    • PSText.IEButton
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\PSText.IEButton
    • CLSID
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\PSText.IEButton
    • CurVer
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID
    • {EBD24BD3-E272-4FA3-A8BA-C5D709757CAB}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{EBD24BD3-E272-4FA3-A8BA-C5D709757CAB}
    • ProgID
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{EBD24BD3-E272-4FA3-A8BA-C5D709757CAB}
    • VersionIndependentProgID
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{EBD24BD3-E272-4FA3-A8BA-C5D709757CAB}
    • Programmable
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{EBD24BD3-E272-4FA3-A8BA-C5D709757CAB}
    • InprocServer32
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{EBD24BD3-E272-4FA3-A8BA-C5D709757CAB}
    • TypeLib
  • In HKEY_CLASSES_ROOT
    • PlaySushi32.PlaySushi.1
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\PlaySushi32.PlaySushi.1
    • CLSID
  • In HKEY_CLASSES_ROOT
    • PlaySushi32.PlaySushi
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\PlaySushi32.PlaySushi
    • CLSID
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\PlaySushi32.PlaySushi
    • CurVer
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID
    • {21608B66-026F-4DCB-9244-0DACA328DCED}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{21608B66-026F-4DCB-9244-0DACA328DCED}
    • ProgID
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{21608B66-026F-4DCB-9244-0DACA328DCED}
    • VersionIndependentProgID
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{21608B66-026F-4DCB-9244-0DACA328DCED}
    • Programmable
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{21608B66-026F-4DCB-9244-0DACA328DCED}
    • InprocServer32
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{21608B66-026F-4DCB-9244-0DACA328DCED}
    • TypeLib
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer
    • Browser Helper Objects
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib
    • {975BBCC0-19DF-47C2-9AE2-D78EEFA96821}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{975BBCC0-19DF-47C2-9AE2-D78EEFA96821}
    • 1.0
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{975BBCC0-19DF-47C2-9AE2-D78EEFA96821}\1.0
    • FLAGS
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{975BBCC0-19DF-47C2-9AE2-D78EEFA96821}\1.0
    • 0
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{975BBCC0-19DF-47C2-9AE2-D78EEFA96821}\1.0\0
    • win32
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{975BBCC0-19DF-47C2-9AE2-D78EEFA96821}\1.0
    • HELPDIR
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface
    • {F165085B-6B85-4AD5-AD00-95552A823F6D}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{F165085B-6B85-4AD5-AD00-95552A823F6D}
    • ProxyStubClsid
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{F165085B-6B85-4AD5-AD00-95552A823F6D}
    • ProxyStubClsid32
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{F165085B-6B85-4AD5-AD00-95552A823F6D}
    • TypeLib
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface
    • {5272CCD4-4199-4B04-BF68-B28A0DCF0151}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{5272CCD4-4199-4B04-BF68-B28A0DCF0151}
    • ProxyStubClsid
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{5272CCD4-4199-4B04-BF68-B28A0DCF0151}
    • ProxyStubClsid32
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{5272CCD4-4199-4B04-BF68-B28A0DCF0151}
    • TypeLib
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface
    • {45A8F904-D9CA-439B-9CBB-11097B45D9E1}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{45A8F904-D9CA-439B-9CBB-11097B45D9E1}
    • ProxyStubClsid
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{45A8F904-D9CA-439B-9CBB-11097B45D9E1}
    • ProxyStubClsid32
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{45A8F904-D9CA-439B-9CBB-11097B45D9E1}
    • TypeLib
  • In HKEY_LOCAL_MACHINE\SOFTWARE
    • FCTB000060231

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_CURRENT_USER\Software\AppDataLow\PlaySushi
    • autoupd = "1"
  • In HKEY_CURRENT_USER\Software\AppDataLow\PlaySushi
    • snoozetime = "{random values}"
  • In HKEY_CURRENT_USER\Software\AppDataLow\PlaySushi
    • updatcncl = "0"
  • In HKEY_CURRENT_USER\Software\AppDataLow\PlaySushi
    • updtcnt = "0"
  • In HKEY_CURRENT_USER\Software\AppDataLow\PlaySushi
    • updtfailed = "0"
  • In HKEY_CURRENT_USER\Software\AppDataLow\PlaySushi
    • uid = "ae0b6331-1ffc-4cda-86cc-e70c7bd213de"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Playsushi
    • DisplayName = "PlaySushi"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Playsushi
    • DisplayIcon = "%Program Files%\PlaySushi\psuninst.exe"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Playsushi
    • Publisher = "www.playsushi.com"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Playsushi
    • NoRepair = "1"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Playsushi
    • NoModify = "1"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Playsushi
    • UninstallString = "%Program Files%\PlaySushi\psuninst.exe"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Playsushi
    • RecordedProfilePath = "S-1-5-21-4025279379-4087772427-2915903831-500"
  • In HKEY_CURRENT_USER\Software\AppDataLow\PlaySushi
    • locid = "22"
  • In HKEY_CURRENT_USER\Software\AppDataLow\PlaySushi
    • ticket = "IIAAi0Vmh6SKbyttPGlQ"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\AppID\PSText.DLL
    • AppID = "{E89A07B5-BD7A-43F9-BDA4-0DAA48AC4FA5}"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{EBD24BD3-E272-4FA3-A8BA-C5D709757CAB}\InprocServer32
    • ThreadingModel = "Apartment"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{21608B66-026F-4DCB-9244-0DACA328DCED}\InprocServer32
    • ThreadingModel = "Apartment"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{21608B66-026F-4DCB-9244-0DACA328DCED}
    • NoExplorer = "1"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{F165085B-6B85-4AD5-AD00-95552A823F6D}\TypeLib
    • Version = "1.0"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{5272CCD4-4199-4B04-BF68-B28A0DCF0151}\TypeLib
    • Version = "1.0"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{45A8F904-D9CA-439B-9CBB-11097B45D9E1}\TypeLib
    • Version = "1.0"
  • In HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main
    • Enable Browser Extensions = "yes"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\FCTB000060231
    • FirstLaunch = "0"
  • In HKEY_CURRENT_USER\Software\AppDataLow\PlaySushi
    • cid = "0"
  • In HKEY_CURRENT_USER\Software\AppDataLow\PlaySushi
    • ct = "{random values}"
  • In HKEY_CURRENT_USER\Software\AppDataLow\PlaySushi
    • ci = "e1"
  • In HKEY_CURRENT_USER\Software\AppDataLow\PlaySushi
    • cid = "1b9a2d"
  • In HKEY_CURRENT_USER\Software\AppDataLow\PlaySushi
    • sc1u = "{random characters}"
  • In HKEY_CURRENT_USER\Software\AppDataLow\PlaySushi
    • d = "0"
  • In HKEY_CURRENT_USER\Software\AppDataLow\PlaySushi
    • esint = "5"
  • In HKEY_CURRENT_USER\Software\AppDataLow\PlaySushi
    • domfqc = "1f4"
  • In HKEY_CURRENT_USER\Software\AppDataLow\PlaySushi
    • domfqt = "258"
  • In HKEY_CURRENT_USER\Software\AppDataLow\PlaySushi
    • maxd = "271"
  • In HKEY_CURRENT_USER\Software\AppDataLow\PlaySushi
    • scr1 = "{random values}"
  • In HKEY_CURRENT_USER\Software\AppDataLow\PlaySushi
    • had = "{random values}"
  • In HKEY_CURRENT_USER\Software\AppDataLow\PlaySushi
    • eu = "{random values}"
  • In HKEY_CURRENT_USER\Software\AppDataLow\PlaySushi
    • eus = "d8"

Step 5

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.
  • %Program Files%\PlaySushi\PSText.dll
  • %Program Files%\PlaySushi\psuninst.exe
  • %Program Files%\PlaySushi\icon.ico
  • %Program Files%\PlaySushi\psff.tmp
  • %User Profile%\textlinks@playsushi.com\chrome.manifest
  • %User Profile%\textlinks@playsushi.com\install.rdf
  • %User Profile%\components\PlaySushiFF.dll
  • %User Profile%\components\PlaySushiFF.xpt
  • %User Profile%\chrome\pstextlinks.jar
  • %User Temp%\dpsi.exe
  • %User Temp%\nsi2.tmp\UserInfo.dll
  • %User Temp%\nsi2.tmp\options.ini
  • %User Temp%\nsi2.tmp\gplunger.dll
  • %User Temp%\nsi2.tmp\nsisFirewall.dll
  • %User Temp%\nsi2.tmp\InetLoad.dll
  • %User Temp%\nsi2.tmp\frtb_static_files.cab

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.
  • %Program Files%\PlaySushi
  • %User Profile%\Application Data\Mozilla
  • %User Profile%\Mozilla\Extensions
  • %User Profile%\Extensions\{ec8030f7-c20a-464f-9b0e-13a3a9e97384}
  • %User Profile%\{ec8030f7-c20a-464f-9b0e-13a3a9e97384}\textlinks@playsushi.com
  • %User Profile%\textlinks@playsushi.com\components
  • %User Profile%\textlinks@playsushi.com\chrome
  • %System Root%\DOCUME~1
  • %System Root%\DOCUME~1\ADMINI~1
  • %User Profile%\LOCALS~1
  • %User Temp%\nsi2.tmp
  • %Program Files%\Dogpile Bundle Toolbar

Step 7

Scan your computer with your Trend Micro product to delete files detected as TROJ_AGENT_029991.TOMB. 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 8

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.

  • %User Temp%\nsi1.tmp
  • %User Temp%\nsi2.tmp

Step 9

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_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Extensions
    • {5CFA5B80-01F4-420F-B18B-545712C8A1C8}


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