WORM_SPYBOT.PA

October 22, 2013
 ALIASES:

Worm:Win32/Picsys.C (Microsoft); W32/Picsys.worm.c (McAfee); W32.HLLW.Yoof (Symantec); P2P-Worm.Win32.Picsys.c (Kaspersky); Trojan.Win32.Generic!BT (Sunbelt); Worm/Generic2.BEDH (AVG)

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

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

  • Threat Type: Worm

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This worm 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:

85,098 bytes

File Type:

EXE

Memory Resident:

Yes

Initial Samples Received Date:

07 May 2013

Arrival Details

This worm 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 worm creates the following folders:

  • %System%\macromd

(Note: %System% is the Windows system folder, which is usually C:\Windows\System32.)

Autostart Technique

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

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Run
winxcfg.exe = "%System%\winxcfg.exe"

Other System Modifications

This worm adds the following registry entries:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Setup
Version = "83"

Dropping Routine

This worm drops the following files:

  • %System%\winxcfg.exe
  • %System%\macromd\AOL, MSN, Yahoo mail password stealer.exe
  • %System%\macromd\XXX Porn Passwords.exe
  • %System%\macromd\hotmailhacker.exe
  • %System%\macromd\16 year old on beach.exe
  • %System%\macromd\Grand theft auto 3 CD1 crack.exe
  • %System%\macromd\Yahoo mail cracker.exe
  • %System%\macromd\Cable Modem Uncapper.exe
  • %System%\macromd\Play Games Online For FREE.exe
  • %System%\macromd\hotmail account sniffer.exe
  • %System%\macromd\wife in kitchen preparing hot pussy for hubby's dinner.mpg.pif
  • %System%\macromd\dedicated honie giving dude a helping hand and head.mpg.pif
  • %System%\macromd\hot babe getting pussy eaten by horny girlfriend.mpg.pif
  • %System%\macromd\some hard sucking and fucking babes.mpg.pif
  • %System%\macromd\sexy pink pussy girl taking it off.mpg.pif
  • %System%\macromd\tenderonie who insist her pussy must always be free.mpg.pif
  • %System%\macromd\babe locking lips around her man's rod in backyard.mpg.pif
  • %System%\macromd\black dude gettin it with two white hoes.mpg.pif
  • %System%\macromd\two studs gangbanging a hot little sluts holes.mpg.pif
  • %System%\macromd\tiny girl opening hole in crazy wish of cock.mpg.pif
  • %System%\macromd\nice girl showing her tits for extra money.mpg.pif
  • %System%\macromd\nasty slut sucking huge cock.mpg.pif
  • %System%\macromd\teen taking off her panties outdoors.mpg.pif
  • %System%\macromd\nasty teen posing in panties.mpg.pif
  • %System%\macromd\maid's vagina plowed by big cock.mpg.pif
  • %System%\macromd\redhead in red lingerie ready to fuck.mpg.pif
  • %System%\macromd\blonde beauty ass fucked.mpg.pif
  • %System%\macromd\her taking a dildo right in the ass.mpg.pif
  • %System%\macromd\japanes girl getting it from behind.mpg.pif
  • %System%\macromd\ebony girl with massive hooters.mpg.pif
  • %System%\macromd\babes getting facials and riding cocks.mpg.pif
  • %System%\macromd\patricia arquette showing her tits.mpg.pif
  • %System%\macromd\cock forced in some slut mouth.mpg.pif

(Note: %System% is the Windows system folder, which is usually C:\Windows\System32.)

This report is generated via an automated analysis system.

  SOLUTION

Minimum Scan Engine:

9.300

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 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
    • winxcfg.exe = "%System%\winxcfg.exe"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Setup
    • Version = "83"

Step 4

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.
  • %System%\winxcfg.exe
  • %System%\macromd\AOL, MSN, Yahoo mail password stealer.exe
  • %System%\macromd\XXX Porn Passwords.exe
  • %System%\macromd\hotmailhacker.exe
  • %System%\macromd\16 year old on beach.exe
  • %System%\macromd\Grand theft auto 3 CD1 crack.exe
  • %System%\macromd\Yahoo mail cracker.exe
  • %System%\macromd\Cable Modem Uncapper.exe
  • %System%\macromd\Play Games Online For FREE.exe
  • %System%\macromd\hotmail account sniffer.exe
  • %System%\macromd\wife in kitchen preparing hot pussy for hubby's dinner.mpg.pif
  • %System%\macromd\dedicated honie giving dude a helping hand and head.mpg.pif
  • %System%\macromd\hot babe getting pussy eaten by horny girlfriend.mpg.pif
  • %System%\macromd\some hard sucking and fucking babes.mpg.pif
  • %System%\macromd\sexy pink pussy girl taking it off.mpg.pif
  • %System%\macromd\tenderonie who insist her pussy must always be free.mpg.pif
  • %System%\macromd\babe locking lips around her man's rod in backyard.mpg.pif
  • %System%\macromd\black dude gettin it with two white hoes.mpg.pif
  • %System%\macromd\two studs gangbanging a hot little sluts holes.mpg.pif
  • %System%\macromd\tiny girl opening hole in crazy wish of cock.mpg.pif
  • %System%\macromd\nice girl showing her tits for extra money.mpg.pif
  • %System%\macromd\nasty slut sucking huge cock.mpg.pif
  • %System%\macromd\teen taking off her panties outdoors.mpg.pif
  • %System%\macromd\nasty teen posing in panties.mpg.pif
  • %System%\macromd\maid's vagina plowed by big cock.mpg.pif
  • %System%\macromd\redhead in red lingerie ready to fuck.mpg.pif
  • %System%\macromd\blonde beauty ass fucked.mpg.pif
  • %System%\macromd\her taking a dildo right in the ass.mpg.pif
  • %System%\macromd\japanes girl getting it from behind.mpg.pif
  • %System%\macromd\ebony girl with massive hooters.mpg.pif
  • %System%\macromd\babes getting facials and riding cocks.mpg.pif
  • %System%\macromd\patricia arquette showing her tits.mpg.pif
  • %System%\macromd\cock forced in some slut mouth.mpg.pif

Step 5

Search and delete this folder

[ 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.
  • %System%\macromd

Step 6

Restart in normal mode and scan your computer with your Trend Micro product for files detected as WORM_SPYBOT.PA. 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.


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