Virus.Win32.Duel_858e4aad85

by malwarelabrobot on February 12th, 2014 in Malware Descriptions.

Susp_Dropper (Kaspersky), LooksLike.Win32.Malware!B (v) (VIPRE), Email-Worm.Win32.Brontok!IK (Emsisoft), Virus.Win32.Duel.FD, GenericEmailWorm.YR, GenericIRCBot.YR (Lavasoft MAS)
Behaviour: Worm, Email-Worm, EmailWorm, Virus, IRCBot


The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.

Summary
Technical Details
Removal Recommendations

MD5: 858e4aad85e49ea818bd830b39a4ad40
SHA1: c6fd1af6fbc7613df62f1739535b800059511346
SHA256: d8a592040fd4bd519a290e8effd8027e19d093c8ba225a36f7e68da84cb5a8c1
SSDeep: 768:T4IQnV7qB78IJ3PIim4Wxn0MXQemwIoap9k2:oVqBXVM4obgem
Size: 58880 bytes
File type: EXE
Platform: WIN32
Entropy: Not Packed
PEID: UPolyXv05_v6
Company: no certificate found
Created at: no data
Analyzed on: WindowsXP SP3 32-bit


Summary:

Virus. A program that recursively replicates a possibly evolved copy of itself.

Payload

Behaviour Description
EmailWorm Worm can send e-mails.
IRCBot A bot can communicate with command and control servers via IRC channel.


Process activity

The Virus creates the following process(es):

%original file name%.exe:1672
rqyrabrra.rar:1716
rqyrabrra.rar:368

The Virus injects its code into the following process(es):
No processes have been created.

File activity

The process %original file name%.exe:1672 makes changes in the file system.
The Virus creates and/or writes to the following file(s):

%Program Files%\Windows NT\byqabijra.zyi (58 bytes)
%WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\yjaaariza.rrr (58 bytes)
C:\totalcmd\ziiirrqyr.abr (58 bytes)
%WinDir%\ime\imkr6_1\razyiyaib.yqy (58 bytes)
%Program Files%\Adobe\Reader 9.0\Reader\byqabijra.zyi (58 bytes)
%Program Files%\Adobe\Reader 9.0\Reader\yaibyqyaj.qia (58 bytes)
%Program Files%\NetMeeting\qjjrrzqyj.aaayaibyqyaj.qia (58 bytes)
%Program Files%\Common Files\Adobe\ARM\1.0\rizarrrzi.iir (58 bytes)
%WinDir%\pchealth\helpctr\binaries\rararqqjy.zbz (58 bytes)
%Program Files%\MSN Gaming Zone\Windows\yaibyqyaj.qia (58 bytes)
%Program Files%\Adobe\Reader 9.0\Reader\rizarrrzi.iir (58 bytes)
%Program Files%\Adobe\Reader 9.0\Reader\rabriazzz.ari (58 bytes)
%WinDir%\inf\yjaaariza.rrr (58 bytes)
%WinDir%\ime\imjp8_1\ziiirrqyr.abr (58 bytes)
%WinDir%\Network Diagnostic\yjaaariza.rrr (58 bytes)
%WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\byqqjbyjz.byj (58 bytes)
%Program Files%\Windows Media Player\rqyrabrra.rar (58 bytes)
%WinDir%\ime\imjp8_1\yjaaariza.rrr (58 bytes)
%Documents and Settings%\%current user%\Local Settings\Application Data\Adobe\Reader 9.3\Setup Files\Reader9\yaibyqyaj.qia (58 bytes)
%Program Files%\Common Files\Adobe\Updater6\rabriazzz.ari (58 bytes)
%Program Files%\Common Files\Microsoft Shared\DW\byqabijra.zyi (58 bytes)
%Program Files%\Opera\qqjyzbzby.qqja.raryaibyqyaj.qia (58 bytes)
%Program Files%\NetMeeting\rqyrabrra.raryaibyqyaj.qia (58 bytes)
%Program Files%\WinPcap\qjjrrzqyj.aaaibyqyaj.qia.ari (58 bytes)
%Program Files%\Common Files\Adobe\ARM\1.0\rqyrabrra.rar (58 bytes)
%Program Files%\MSN Gaming Zone\Windows\byjzbyjay.ayaj (58 bytes)
%WinDir%\ime\imjp8_1\zzaribyqa.bij (58 bytes)
%Documents and Settings%\%current user%\Local Settings\Application Data\Adobe\Reader 9.3\Setup Files\qjjrrzqyj.aaaqyaj.qia (58 bytes)
%Program Files%\Common Files\Microsoft Shared\DW\yaibyqyaj.qia (58 bytes)
%Program Files%\Windows NT\Accessories\rabriazzz.ari (58 bytes)
%Program Files%\Windows NT\Pinball\yaibyqyaj.qia.ari (58 bytes)
%Program Files%\Outlook Express\byqabijra.zyi.aya (58 bytes)
C:\totalcmd\ayayarabr.iaz (58 bytes)
%Program Files%\Common Files\Adobe\ARM\1.0\qjjrrzqyj.aaa (58 bytes)
%WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\ajqiaqjjr.rzq (58 bytes)
%Program Files%\Windows Media Player\byjzbyjay.aya (58 bytes)
%Program Files%\Opera\updatechecker\byjzbyjay.aya (58 bytes)
%WinDir%\xwrm.exe (58 bytes)
%WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\ayayarabr.iaz (58 bytes)
%WinDir%\rararqqjy.zbz (58 bytes)
%Program Files%\Common Files\Adobe\ARM\1.0\qqjyzbzby.qqj (58 bytes)
%Program Files%\Adobe\Reader 9.0\Reader\qqjyzbzby.qqj (58 bytes)
%Program Files%\Outlook Express\rizarrrzi.iir.aya (58 bytes)
%Program Files%\MSN Gaming Zone\Windows\byqabijra.zyij (58 bytes)
%WinDir%\ime\imjp8_1\byqqjbyjz.byj (58 bytes)
%Program Files%\Windows Media Player\qqjyzbzby.qqj (58 bytes)
%Program Files%\Common Files\Microsoft Shared\MSInfo\qjjrrzqyj.aaa (58 bytes)
%WinDir%\pchealth\helpctr\binaries\zzaribyqa.bij (58 bytes)
%WinDir%\ime\imjp8_1\rararqqjy.zbz (58 bytes)
%WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\razyiyaib.yqy (58 bytes)
%WinDir%\ime\imjp8_1\ayayarabr.iaz (58 bytes)
%WinDir%\ime\imjp8_1\ajqiaqjjr.rzq (58 bytes)
%Program Files%\MSN Gaming Zone\Windows\rabriazzz.arij (58 bytes)
%Program Files%\Outlook Express\qjjrrzqyj.aaa.aya (58 bytes)
%WinDir%\Microsoft.NET\Framework\zzaribyqa.bij (58 bytes)
%Program Files%\NetMeeting\rizarrrzi.iiryaibyqyaj.qia (58 bytes)
C:\totalcmd\yjaaariza.rrr (58 bytes)
%Program Files%\Adobe\Reader 9.0\Reader\byjzbyjay.aya (58 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\jbaaar.aaq.rqiy (58 bytes)
%Program Files%\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A93000000001}\yaibyqyaj.qiayj.aaaqyaj.qia (58 bytes)
%Program Files%\Outlook Express\rabriazzz.ari.aya (58 bytes)
%WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\ziiirrqyr.abr (58 bytes)

The process rqyrabrra.rar:1716 makes changes in the file system.
The Virus creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\rbryii.jij.rqiy (58 bytes)

The process rqyrabrra.rar:368 makes changes in the file system.
The Virus creates and/or writes to the following file(s):

%Program Files%\Outlook Express\zbzbyqqjb.yjzqiaq.jjr (58 bytes)
%WinDir%\ime\imjp8_1\arabriazz.zar (58 bytes)
%WinDir%\inf\aqjjrrzqy.jaa (58 bytes)
%WinDir%\ime\imjp8_1\arizarrrz.iii (58 bytes)
%Program Files%\Windows NT\Accessories\qqrrzziib.iiqr (58 bytes)
%Program Files%\Outlook Express\yqyajqiaq.jjrqiaq.jjr (58 bytes)
%WinDir%\iyaibyqya.jqi (58 bytes)
%WinDir%\ime\imjp8_1\rqqjyzbzb.yqq (58 bytes)
%Program Files%\MSN Gaming Zone\Windows\jjaqyqiaq.jjr (58 bytes)
%Program Files%\MSN Gaming Zone\Windows\iiqjrqjyb.ariy (58 bytes)
%Program Files%\Windows Media Player\rzqyjaaar.izajjr (58 bytes)
%WinDir%\ibyqabijr.azy.zar (58 bytes)
%Program Files%\MSN Gaming Zone\Windows\jajybjabi.qrby (58 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ijrirj.iyj.rqiy (58 bytes)
%WinDir%\ime\imjp8_1\iyaibyqya.jqi (58 bytes)
%Program Files%\Outlook Express\byjayayar.abrqiaq.jjr (58 bytes)
%Program Files%\NetMeeting\rrrziiirr.qyrjjaqyqiaq.jjr (58 bytes)
%WinDir%\ime\imkr6_1\ibyqabijr.azy (58 bytes)
%WinDir%\ime\imjp8_1\rrqyrabrr.ara (58 bytes)
%Program Files%\Common Files\Microsoft Shared\MSInfo\iirijzbii.yaa (58 bytes)
%Program Files%\Windows Media Player\yazziyaiy.jaj (58 bytes)
%Program Files%\NetMeeting\rzqyjaaar.izajjaqyqiaq.jjr (58 bytes)
%WinDir%\pchealth\helpctr\binaries\rrqyrabrr.ara (58 bytes)
%WinDir%\ime\imjp8_1\jbyjzbyja.yay (58 bytes)
%Program Files%\Windows Media Player\ybjabiqrb.zij (58 bytes)
%Program Files%\Outlook Express\bijrazyiy.aibqiaq.jjr (58 bytes)
%Program Files%\NetMeeting\abrrararq.qjyjjaqyqiaq.jjr (58 bytes)
%Program Files%\MSN Gaming Zone\Windows\zijqqrrzz.iiby (58 bytes)
%Program Files%\Windows NT\Pinball\jrqjybari.jja.iiqr (58 bytes)
%WinDir%\ime\imjp8_1\aqjjrrzqy.jaa (58 bytes)

Registry activity

The process %original file name%.exe:1672 makes changes in the system registry.
The Virus creates and/or sets the following values in system registry:
To automatically run itself each time Windows is booted, the Virus adds the following link to its file to the system registry autorun key:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
"x32x" = "%WinDir%\xwrm.exe"

The process rqyrabrra.rar:368 makes changes in the system registry.
The Virus creates and/or sets the following values in system registry:
To automatically run itself each time Windows is booted, the Virus adds the following link to its file to the system registry autorun key:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
"x32x" = "%WinDir%\xwrm.exe"

Network activity (URLs)

No activity has been detected.

HOSTS file anomalies

No changes have been detected.

Rootkit activity

No anomalies have been detected.

Propagation


Remove it with Ad-Aware

  1. Click (here) to download and install Ad-Aware Free Antivirus.
  2. Update the definition files.
  3. Run a full scan of your computer.


Manual removal*

  1. Terminate malicious process(es) (How to End a Process With the Task Manager):

    %original file name%.exe:1672
    rqyrabrra.rar:1716
    rqyrabrra.rar:368

  2. Delete the original Virus file.
  3. Delete or disinfect the following files created/modified by the Virus:

    %Program Files%\Windows NT\byqabijra.zyi (58 bytes)
    %WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\yjaaariza.rrr (58 bytes)
    C:\totalcmd\ziiirrqyr.abr (58 bytes)
    %WinDir%\ime\imkr6_1\razyiyaib.yqy (58 bytes)
    %Program Files%\Adobe\Reader 9.0\Reader\byqabijra.zyi (58 bytes)
    %Program Files%\Adobe\Reader 9.0\Reader\yaibyqyaj.qia (58 bytes)
    %Program Files%\NetMeeting\qjjrrzqyj.aaayaibyqyaj.qia (58 bytes)
    %Program Files%\Common Files\Adobe\ARM\1.0\rizarrrzi.iir (58 bytes)
    %WinDir%\pchealth\helpctr\binaries\rararqqjy.zbz (58 bytes)
    %Program Files%\MSN Gaming Zone\Windows\yaibyqyaj.qia (58 bytes)
    %Program Files%\Adobe\Reader 9.0\Reader\rizarrrzi.iir (58 bytes)
    %Program Files%\Adobe\Reader 9.0\Reader\rabriazzz.ari (58 bytes)
    %WinDir%\inf\yjaaariza.rrr (58 bytes)
    %WinDir%\ime\imjp8_1\ziiirrqyr.abr (58 bytes)
    %WinDir%\Network Diagnostic\yjaaariza.rrr (58 bytes)
    %WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\byqqjbyjz.byj (58 bytes)
    %Program Files%\Windows Media Player\rqyrabrra.rar (58 bytes)
    %WinDir%\ime\imjp8_1\yjaaariza.rrr (58 bytes)
    %Documents and Settings%\%current user%\Local Settings\Application Data\Adobe\Reader 9.3\Setup Files\Reader9\yaibyqyaj.qia (58 bytes)
    %Program Files%\Common Files\Adobe\Updater6\rabriazzz.ari (58 bytes)
    %Program Files%\Common Files\Microsoft Shared\DW\byqabijra.zyi (58 bytes)
    %Program Files%\Opera\qqjyzbzby.qqja.raryaibyqyaj.qia (58 bytes)
    %Program Files%\NetMeeting\rqyrabrra.raryaibyqyaj.qia (58 bytes)
    %Program Files%\WinPcap\qjjrrzqyj.aaaibyqyaj.qia.ari (58 bytes)
    %Program Files%\Common Files\Adobe\ARM\1.0\rqyrabrra.rar (58 bytes)
    %Program Files%\MSN Gaming Zone\Windows\byjzbyjay.ayaj (58 bytes)
    %WinDir%\ime\imjp8_1\zzaribyqa.bij (58 bytes)
    %Documents and Settings%\%current user%\Local Settings\Application Data\Adobe\Reader 9.3\Setup Files\qjjrrzqyj.aaaqyaj.qia (58 bytes)
    %Program Files%\Common Files\Microsoft Shared\DW\yaibyqyaj.qia (58 bytes)
    %Program Files%\Windows NT\Accessories\rabriazzz.ari (58 bytes)
    %Program Files%\Windows NT\Pinball\yaibyqyaj.qia.ari (58 bytes)
    %Program Files%\Outlook Express\byqabijra.zyi.aya (58 bytes)
    C:\totalcmd\ayayarabr.iaz (58 bytes)
    %Program Files%\Common Files\Adobe\ARM\1.0\qjjrrzqyj.aaa (58 bytes)
    %WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\ajqiaqjjr.rzq (58 bytes)
    %Program Files%\Windows Media Player\byjzbyjay.aya (58 bytes)
    %Program Files%\Opera\updatechecker\byjzbyjay.aya (58 bytes)
    %WinDir%\xwrm.exe (58 bytes)
    %WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\ayayarabr.iaz (58 bytes)
    %WinDir%\rararqqjy.zbz (58 bytes)
    %Program Files%\Common Files\Adobe\ARM\1.0\qqjyzbzby.qqj (58 bytes)
    %Program Files%\Adobe\Reader 9.0\Reader\qqjyzbzby.qqj (58 bytes)
    %Program Files%\Outlook Express\rizarrrzi.iir.aya (58 bytes)
    %Program Files%\MSN Gaming Zone\Windows\byqabijra.zyij (58 bytes)
    %WinDir%\ime\imjp8_1\byqqjbyjz.byj (58 bytes)
    %Program Files%\Windows Media Player\qqjyzbzby.qqj (58 bytes)
    %Program Files%\Common Files\Microsoft Shared\MSInfo\qjjrrzqyj.aaa (58 bytes)
    %WinDir%\pchealth\helpctr\binaries\zzaribyqa.bij (58 bytes)
    %WinDir%\ime\imjp8_1\rararqqjy.zbz (58 bytes)
    %WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\razyiyaib.yqy (58 bytes)
    %WinDir%\ime\imjp8_1\ayayarabr.iaz (58 bytes)
    %WinDir%\ime\imjp8_1\ajqiaqjjr.rzq (58 bytes)
    %Program Files%\MSN Gaming Zone\Windows\rabriazzz.arij (58 bytes)
    %Program Files%\Outlook Express\qjjrrzqyj.aaa.aya (58 bytes)
    %WinDir%\Microsoft.NET\Framework\zzaribyqa.bij (58 bytes)
    %Program Files%\NetMeeting\rizarrrzi.iiryaibyqyaj.qia (58 bytes)
    C:\totalcmd\yjaaariza.rrr (58 bytes)
    %Program Files%\Adobe\Reader 9.0\Reader\byjzbyjay.aya (58 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\jbaaar.aaq.rqiy (58 bytes)
    %Program Files%\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A93000000001}\yaibyqyaj.qiayj.aaaqyaj.qia (58 bytes)
    %Program Files%\Outlook Express\rabriazzz.ari.aya (58 bytes)
    %WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\ziiirrqyr.abr (58 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\rbryii.jij.rqiy (58 bytes)
    %Program Files%\Outlook Express\zbzbyqqjb.yjzqiaq.jjr (58 bytes)
    %WinDir%\ime\imjp8_1\arabriazz.zar (58 bytes)
    %WinDir%\inf\aqjjrrzqy.jaa (58 bytes)
    %WinDir%\ime\imjp8_1\arizarrrz.iii (58 bytes)
    %Program Files%\Windows NT\Accessories\qqrrzziib.iiqr (58 bytes)
    %Program Files%\Outlook Express\yqyajqiaq.jjrqiaq.jjr (58 bytes)
    %WinDir%\iyaibyqya.jqi (58 bytes)
    %WinDir%\ime\imjp8_1\rqqjyzbzb.yqq (58 bytes)
    %Program Files%\MSN Gaming Zone\Windows\jjaqyqiaq.jjr (58 bytes)
    %Program Files%\MSN Gaming Zone\Windows\iiqjrqjyb.ariy (58 bytes)
    %Program Files%\Windows Media Player\rzqyjaaar.izajjr (58 bytes)
    %WinDir%\ibyqabijr.azy.zar (58 bytes)
    %Program Files%\MSN Gaming Zone\Windows\jajybjabi.qrby (58 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\ijrirj.iyj.rqiy (58 bytes)
    %WinDir%\ime\imjp8_1\iyaibyqya.jqi (58 bytes)
    %Program Files%\Outlook Express\byjayayar.abrqiaq.jjr (58 bytes)
    %Program Files%\NetMeeting\rrrziiirr.qyrjjaqyqiaq.jjr (58 bytes)
    %WinDir%\ime\imkr6_1\ibyqabijr.azy (58 bytes)
    %WinDir%\ime\imjp8_1\rrqyrabrr.ara (58 bytes)
    %Program Files%\Common Files\Microsoft Shared\MSInfo\iirijzbii.yaa (58 bytes)
    %Program Files%\Windows Media Player\yazziyaiy.jaj (58 bytes)
    %Program Files%\NetMeeting\rzqyjaaar.izajjaqyqiaq.jjr (58 bytes)
    %WinDir%\pchealth\helpctr\binaries\rrqyrabrr.ara (58 bytes)
    %WinDir%\ime\imjp8_1\jbyjzbyja.yay (58 bytes)
    %Program Files%\Windows Media Player\ybjabiqrb.zij (58 bytes)
    %Program Files%\Outlook Express\bijrazyiy.aibqiaq.jjr (58 bytes)
    %Program Files%\NetMeeting\abrrararq.qjyjjaqyqiaq.jjr (58 bytes)
    %Program Files%\MSN Gaming Zone\Windows\zijqqrrzz.iiby (58 bytes)
    %Program Files%\Windows NT\Pinball\jrqjybari.jja.iiqr (58 bytes)
    %WinDir%\ime\imjp8_1\aqjjrrzqy.jaa (58 bytes)

  4. Delete the following value(s) in the autorun key (How to Work with System Registry):

    [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
    "x32x" = "%WinDir%\xwrm.exe"

*Manual removal may cause unexpected system behaviour and should be performed at your own risk.

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