Virus.Win32.Duel_e446525dc7

by malwarelabrobot on September 3rd, 2013 in Malware Descriptions.

Susp_Dropper (Kaspersky), LooksLike.Win32.Malware!B (v) (VIPRE), Email-Worm.Win32.LoveLetter!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: e446525dc76ee8dd2b5ad62ed095e54d
SHA1: 5d1238f7a46b946387d354ccb0e5caead8140eb2
SHA256: 4ca5bc04792d93e4e91a8e141bff70ddb23e6bfef27ab1b41d58849e0507bd26
SSDeep: 768:JmIJ25p/qKRBJo374X9FLB7hlqBOZ1S2:IIJap/GW9Xqwn
Size: 43008 bytes
File type: EXE
Platform: WIN32
Entropy: Not Packed
PEID: UPolyXv05_v6
Company: no certificate found
Created at: no data


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):

rqqjyzbzb.yqq:608
rqqjyzbzb.yqq:1576
e446525dc76ee8dd2b5ad62ed095e54d.exe:1568

File activity

The process rqqjyzbzb.yqq:608 makes changes in a file system.
The Virus creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\rjyazb.ayyj.rir (43 bytes)

The process rqqjyzbzb.yqq:1576 makes changes in a file system.
The Virus creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\yrrrzi.iirj.rir (43 bytes)

The process e446525dc76ee8dd2b5ad62ed095e54d.exe:1568 makes changes in a file system.
The Virus creates and/or writes to the following file(s):

%Program Files%\Outlook Express\iyaibyqya.jqi.zar (43 bytes)
%Program Files%\Common Files\Adobe\Updater6\ibyqabijr.azy (43 bytes)
%WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\ibyqabijr.azy (43 bytes)
%WinDir%\ime\imjp8_1\arabriazz.zar (43 bytes)
%Program Files%\MSN Gaming Zone\Windows\arabriazz.zary (43 bytes)
C:\Perl\bin\ibyqabijr.azy (43 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\yiybaz.zajj.rir (43 bytes)
%Program Files%\Common Files\Adobe\ARM\1.0\jbyjzbyja.yay (43 bytes)
%WinDir%\ime\imjp8_1\jbyjzbyja.yay (43 bytes)
%WinDir%\pchealth\helpctr\binaries\rrqyrabrr.ara (43 bytes)
%WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\arabriazz.zar (43 bytes)
%WinDir%\pchealth\helpctr\binaries\iyaibyqya.jqi (43 bytes)
%Program Files%\Wireshark\arabriazz.zar (43 bytes)
%Program Files%\Wireshark\rqqjyzbzb.yqq (43 bytes)
%Program Files%\Windows NT\iyaibyqya.jqi (43 bytes)
%Program Files%\Common Files\Microsoft Shared\MSInfo\arizarrrz.iii (43 bytes)
%Program Files%\Outlook Express\ibyqabijr.azy.zar (43 bytes)
%WinDir%\ime\imkr6_1\rqqjyzbzb.yqq (43 bytes)
%Program Files%\MSN Gaming Zone\Windows\aqjjrrzqy.jaa (43 bytes)
%Program Files%\NetMeeting\rrqyrabrr.araaqjjrrzqy.jaa (43 bytes)
C:\totalcmd\ibyqabijr.azy (43 bytes)
%Program Files%\Windows NT\Accessories\ibyqabijr.azy (43 bytes)
%Program Files%\Adobe\Reader 9.0\Reader\aqjjrrzqy.jaa (43 bytes)
%Program Files%\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A93000000001}\aqjjrrzqy.jaarz.iiirzqy.jaa (43 bytes)
%Program Files%\Opera\updatechecker\arabriazz.zar (43 bytes)
%WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\arizarrrz.iii (43 bytes)
%Program Files%\Windows Media Player\jbyjzbyja.yay (43 bytes)
%Program Files%\WinPcap\arizarrrz.iiijjrrzqy.jaa.azy (43 bytes)
%Program Files%\Common Files\Microsoft Shared\DW\aqjjrrzqy.jaa (43 bytes)
%Program Files%\Common Files\Adobe\ARM\1.0\rqqjyzbzb.yqq (43 bytes)
%Program Files%\Wireshark\iyaibyqya.jqi (43 bytes)
%WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\aqjjrrzqy.jaa (43 bytes)
%Program Files%\Common Files\Adobe\ARM\1.0\arizarrrz.iii (43 bytes)
%Program Files%\Outlook Express\arizarrrz.iii.zar (43 bytes)
%Program Files%\MSN Gaming Zone\Windows\ibyqabijr.azyy (43 bytes)
%WinDir%\ime\imjp8_1\ibyqabijr.azy (43 bytes)
%Program Files%\Common Files\Microsoft Shared\DW\iyaibyqya.jqi (43 bytes)
%WinDir%\ime\imjp8_1\iyaibyqya.jqi (43 bytes)
C:\totalcmd\arabriazz.zar (43 bytes)
%WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\rqqjyzbzb.yqq (43 bytes)
%Program Files%\MSN Gaming Zone\Windows\iyaibyqya.jqiy (43 bytes)
%WinDir%\ime\imjp8_1\arizarrrz.iii (43 bytes)
%Program Files%\Common Files\Adobe\ARM\1.0\rrqyrabrr.ara (43 bytes)
%Program Files%\Wireshark\aqjjrrzqy.jaa (43 bytes)
%Documents and Settings%\%current user%\Local Settings\Application Data\Adobe\Reader 9.3\Setup Files\arizarrrz.iiirzqy.jaa (43 bytes)
%WinDir%\inf\arabriazz.zar (43 bytes)
D:\ibyqabijr.azy (43 bytes)
%WinDir%\Network Diagnostic\arabriazz.zar (43 bytes)
%Program Files%\Wireshark\jbyjzbyja.yay (43 bytes)
%WinDir%\xwrm.exe (43 bytes)
%Program Files%\NetMeeting\arizarrrz.iiiaqjjrrzqy.jaa (43 bytes)
%Program Files%\Wireshark\ibyqabijr.azy (43 bytes)
%Program Files%\Opera\jbyjzbyja.yayb.yqqaqjjrrzqy.jaa (43 bytes)
%Program Files%\Adobe\Reader 9.0\Reader\rrqyrabrr.ara (43 bytes)
%Program Files%\Adobe\Reader 9.0\Reader\iyaibyqya.jqi (43 bytes)
%Program Files%\Adobe\Reader 9.0\Reader\arabriazz.zar (43 bytes)
C:\Perl\bin\jbyjzbyja.yay (43 bytes)
C:\totalcmd\arizarrrz.iii (43 bytes)
%WinDir%\Microsoft.NET\Framework\rrqyrabrr.ara (43 bytes)
%Documents and Settings%\%current user%\Local Settings\Application Data\Adobe\Reader 9.3\Setup Files\Reader9\aqjjrrzqy.jaa (43 bytes)
%WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\jbyjzbyja.yay (43 bytes)
%WinDir%\ime\imjp8_1\rrqyrabrr.ara (43 bytes)
%Program Files%\Windows NT\Pinball\aqjjrrzqy.jaa.azy (43 bytes)
%Program Files%\Windows Media Player\rqqjyzbzb.yqq (43 bytes)
%Program Files%\Windows Media Player\arabriazz.zar (43 bytes)
%Program Files%\Adobe\Reader 9.0\Reader\ibyqabijr.azy (43 bytes)
C:\Perl\bin\arabriazz.zar (43 bytes)
%Program Files%\Outlook Express\rrqyrabrr.ara.zar (43 bytes)
%Program Files%\NetMeeting\rqqjyzbzb.yqqaqjjrrzqy.jaa (43 bytes)
%WinDir%\iyaibyqya.jqi (43 bytes)
%Program Files%\Adobe\Reader 9.0\Reader\jbyjzbyja.yay (43 bytes)
%WinDir%\ime\imjp8_1\aqjjrrzqy.jaa (43 bytes)

Registry activity

The process rqqjyzbzb.yqq:608 makes changes in a system registry.
The Virus creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "4D 8C 5D 46 C5 57 6C 44 60 9F 00 74 53 B5 64 5C"

The process rqqjyzbzb.yqq:1576 makes changes in a system registry.
The Virus creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "83 BE 47 55 D9 C8 9E 60 D7 2F A8 4A 3B 4F 4B 77"

The process e446525dc76ee8dd2b5ad62ed095e54d.exe:1568 makes changes in a 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.

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):

    rqqjyzbzb.yqq:608
    rqqjyzbzb.yqq:1576
    e446525dc76ee8dd2b5ad62ed095e54d.exe:1568

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

    %Documents and Settings%\%current user%\Local Settings\Temp\rjyazb.ayyj.rir (43 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\yrrrzi.iirj.rir (43 bytes)
    %Program Files%\Outlook Express\iyaibyqya.jqi.zar (43 bytes)
    %Program Files%\Common Files\Adobe\Updater6\ibyqabijr.azy (43 bytes)
    %WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\ibyqabijr.azy (43 bytes)
    %WinDir%\ime\imjp8_1\arabriazz.zar (43 bytes)
    %Program Files%\MSN Gaming Zone\Windows\arabriazz.zary (43 bytes)
    C:\Perl\bin\ibyqabijr.azy (43 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\yiybaz.zajj.rir (43 bytes)
    %Program Files%\Common Files\Adobe\ARM\1.0\jbyjzbyja.yay (43 bytes)
    %WinDir%\ime\imjp8_1\jbyjzbyja.yay (43 bytes)
    %WinDir%\pchealth\helpctr\binaries\rrqyrabrr.ara (43 bytes)
    %WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\arabriazz.zar (43 bytes)
    %WinDir%\pchealth\helpctr\binaries\iyaibyqya.jqi (43 bytes)
    %Program Files%\Wireshark\arabriazz.zar (43 bytes)
    %Program Files%\Wireshark\rqqjyzbzb.yqq (43 bytes)
    %Program Files%\Windows NT\iyaibyqya.jqi (43 bytes)
    %Program Files%\Common Files\Microsoft Shared\MSInfo\arizarrrz.iii (43 bytes)
    %Program Files%\Outlook Express\ibyqabijr.azy.zar (43 bytes)
    %WinDir%\ime\imkr6_1\rqqjyzbzb.yqq (43 bytes)
    %Program Files%\MSN Gaming Zone\Windows\aqjjrrzqy.jaa (43 bytes)
    %Program Files%\NetMeeting\rrqyrabrr.araaqjjrrzqy.jaa (43 bytes)
    C:\totalcmd\ibyqabijr.azy (43 bytes)
    %Program Files%\Windows NT\Accessories\ibyqabijr.azy (43 bytes)
    %Program Files%\Adobe\Reader 9.0\Reader\aqjjrrzqy.jaa (43 bytes)
    %Program Files%\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A93000000001}\aqjjrrzqy.jaarz.iiirzqy.jaa (43 bytes)
    %Program Files%\Opera\updatechecker\arabriazz.zar (43 bytes)
    %WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\arizarrrz.iii (43 bytes)
    %Program Files%\Windows Media Player\jbyjzbyja.yay (43 bytes)
    %Program Files%\WinPcap\arizarrrz.iiijjrrzqy.jaa.azy (43 bytes)
    %Program Files%\Common Files\Microsoft Shared\DW\aqjjrrzqy.jaa (43 bytes)
    %Program Files%\Common Files\Adobe\ARM\1.0\rqqjyzbzb.yqq (43 bytes)
    %Program Files%\Wireshark\iyaibyqya.jqi (43 bytes)
    %WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\aqjjrrzqy.jaa (43 bytes)
    %Program Files%\Common Files\Adobe\ARM\1.0\arizarrrz.iii (43 bytes)
    %Program Files%\Outlook Express\arizarrrz.iii.zar (43 bytes)
    %Program Files%\MSN Gaming Zone\Windows\ibyqabijr.azyy (43 bytes)
    %WinDir%\ime\imjp8_1\ibyqabijr.azy (43 bytes)
    %Program Files%\Common Files\Microsoft Shared\DW\iyaibyqya.jqi (43 bytes)
    %WinDir%\ime\imjp8_1\iyaibyqya.jqi (43 bytes)
    C:\totalcmd\arabriazz.zar (43 bytes)
    %WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\rqqjyzbzb.yqq (43 bytes)
    %Program Files%\MSN Gaming Zone\Windows\iyaibyqya.jqiy (43 bytes)
    %WinDir%\ime\imjp8_1\arizarrrz.iii (43 bytes)
    %Program Files%\Common Files\Adobe\ARM\1.0\rrqyrabrr.ara (43 bytes)
    %Program Files%\Wireshark\aqjjrrzqy.jaa (43 bytes)
    %Documents and Settings%\%current user%\Local Settings\Application Data\Adobe\Reader 9.3\Setup Files\arizarrrz.iiirzqy.jaa (43 bytes)
    %WinDir%\inf\arabriazz.zar (43 bytes)
    D:\ibyqabijr.azy (43 bytes)
    %WinDir%\Network Diagnostic\arabriazz.zar (43 bytes)
    %Program Files%\Wireshark\jbyjzbyja.yay (43 bytes)
    %WinDir%\xwrm.exe (43 bytes)
    %Program Files%\NetMeeting\arizarrrz.iiiaqjjrrzqy.jaa (43 bytes)
    %Program Files%\Wireshark\ibyqabijr.azy (43 bytes)
    %Program Files%\Opera\jbyjzbyja.yayb.yqqaqjjrrzqy.jaa (43 bytes)
    %Program Files%\Adobe\Reader 9.0\Reader\rrqyrabrr.ara (43 bytes)
    %Program Files%\Adobe\Reader 9.0\Reader\iyaibyqya.jqi (43 bytes)
    %Program Files%\Adobe\Reader 9.0\Reader\arabriazz.zar (43 bytes)
    C:\Perl\bin\jbyjzbyja.yay (43 bytes)
    C:\totalcmd\arizarrrz.iii (43 bytes)
    %WinDir%\Microsoft.NET\Framework\rrqyrabrr.ara (43 bytes)
    %Documents and Settings%\%current user%\Local Settings\Application Data\Adobe\Reader 9.3\Setup Files\Reader9\aqjjrrzqy.jaa (43 bytes)
    %WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\jbyjzbyja.yay (43 bytes)
    %WinDir%\ime\imjp8_1\rrqyrabrr.ara (43 bytes)
    %Program Files%\Windows NT\Pinball\aqjjrrzqy.jaa.azy (43 bytes)
    %Program Files%\Windows Media Player\rqqjyzbzb.yqq (43 bytes)
    %Program Files%\Windows Media Player\arabriazz.zar (43 bytes)
    %Program Files%\Adobe\Reader 9.0\Reader\ibyqabijr.azy (43 bytes)
    C:\Perl\bin\arabriazz.zar (43 bytes)
    %Program Files%\Outlook Express\rrqyrabrr.ara.zar (43 bytes)
    %Program Files%\NetMeeting\rqqjyzbzb.yqqaqjjrrzqy.jaa (43 bytes)
    %WinDir%\iyaibyqya.jqi (43 bytes)
    %Program Files%\Adobe\Reader 9.0\Reader\jbyjzbyja.yay (43 bytes)
    %WinDir%\ime\imjp8_1\aqjjrrzqy.jaa (43 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.