Virus.Win32.Duel_bf5be48829

by malwarelabrobot on October 17th, 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: bf5be488291c31aa5b2e38e314b4ecb9
SHA1: 6b656d3b4bf080d6de561c9c0abb87e78e98f5c2
SHA256: 1d535ed038b4e803ac25395ad78a997fe316dc65f1bbec19709cc7da0b4852ac
SSDeep: 384:3vTFLgHpUPWJbMm9jHg4JgOI1N1m4qFUpJCjiF4RVomdcsKhHOpjOltIZw2dk:qU THxglbw4DCjiOBdcsKopql/22
Size: 59392 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):

bf5be488291c31aa5b2e38e314b4ecb9.exe:1700
zzzaribyq.abi:1832
zzzaribyq.abi:820

File activity

The process bf5be488291c31aa5b2e38e314b4ecb9.exe:1700 makes changes in a file system.
The Virus creates and/or writes to the following file(s):

%WinDir%\ime\imjp8_1\rrararqqj.yzb (59 bytes)
%Program Files%\WinPcap\zbyqqjbyj.zbyararqqj.yzb.arr (59 bytes)
C:\totalcmd\yajqiaqjj.rrz (59 bytes)
%Program Files%\Wireshark\rrararqqj.yzb (59 bytes)
%Program Files%\MSN Gaming Zone\Windows\rziiirrqy.rabq (59 bytes)
%Program Files%\Windows Media Player\jrazyiyai.byq (59 bytes)
%WinDir%\rziiirrqy.rab (59 bytes)
%WinDir%\inf\yajqiaqjj.rrz (59 bytes)
%WinDir%\ime\imjp8_1\zbyqqjbyj.zby (59 bytes)
%WinDir%\ime\imjp8_1\rziiirrqy.rab (59 bytes)
%Program Files%\Windows NT\rziiirrqy.rab (59 bytes)
%Program Files%\Common Files\Adobe\Updater6\qyjaaariz.arr (59 bytes)
%Program Files%\Wireshark\zzzaribyq.abi (59 bytes)
%Program Files%\Outlook Express\rziiirrqy.rab.rrz (59 bytes)
%Program Files%\Wireshark\qyjaaariz.arr (59 bytes)
%WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\qyjaaariz.arr (59 bytes)
%WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\jrazyiyai.byq (59 bytes)
%Program Files%\NetMeeting\zzzaribyq.abirrararqqj.yzb (59 bytes)
%Program Files%\NetMeeting\zbyqqjbyj.zbyrrararqqj.yzb (59 bytes)
%Program Files%\Opera\updatechecker\yajqiaqjj.rrz (59 bytes)
%Program Files%\Adobe\Reader 9.0\Reader\qyjaaariz.arr (59 bytes)
%Program Files%\Opera\jrazyiyai.byqq.abirrararqqj.yzb (59 bytes)
C:\totalcmd\zbyqqjbyj.zby (59 bytes)
%WinDir%\ime\imjp8_1\qyjaaariz.arr (59 bytes)
%Program Files%\Windows NT\Accessories\qyjaaariz.arr (59 bytes)
%Program Files%\Wireshark\jrazyiyai.byq (59 bytes)
%Documents and Settings%\%current user%\Local Settings\Application Data\Adobe\Reader 9.3\Setup Files\zbyqqjbyj.zbyrqqj.yzb (59 bytes)
%Program Files%\Common Files\Microsoft Shared\DW\rziiirrqy.rab (59 bytes)
C:\Perl\bin\jrazyiyai.byq (59 bytes)
%Program Files%\Windows Media Player\yajqiaqjj.rrz (59 bytes)
%WinDir%\ime\imjp8_1\jrazyiyai.byq (59 bytes)
%WinDir%\pchealth\helpctr\binaries\jayayarab.ria (59 bytes)
%WinDir%\Microsoft.NET\Framework\jayayarab.ria (59 bytes)
%Program Files%\MSN Gaming Zone\Windows\rrararqqj.yzb (59 bytes)
%WinDir%\ime\imkr6_1\zzzaribyq.abi (59 bytes)
%WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\zbyqqjbyj.zby (59 bytes)
%Program Files%\Outlook Express\qyjaaariz.arr.rrz (59 bytes)
%Program Files%\Common Files\Adobe\ARM\1.0\jayayarab.ria (59 bytes)
%WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\zzzaribyq.abi (59 bytes)
%WinDir%\ime\imjp8_1\jayayarab.ria (59 bytes)
%Program Files%\MSN Gaming Zone\Windows\qyjaaariz.arrq (59 bytes)
%Program Files%\Common Files\Microsoft Shared\DW\rrararqqj.yzb (59 bytes)
%Program Files%\Common Files\Adobe\ARM\1.0\zbyqqjbyj.zby (59 bytes)
%WinDir%\xwrm.exe (59 bytes)
%Program Files%\Adobe\Reader 9.0\Reader\jayayarab.ria (59 bytes)
D:\qyjaaariz.arr (59 bytes)
%Program Files%\Outlook Express\zbyqqjbyj.zby.rrz (59 bytes)
%Program Files%\Adobe\Reader 9.0\Reader\yajqiaqjj.rrz (59 bytes)
%Program Files%\Adobe\Reader 9.0\Reader\rziiirrqy.rab (59 bytes)
%Documents and Settings%\%current user%\Local Settings\Application Data\Adobe\Reader 9.3\Setup Files\Reader9\rrararqqj.yzb (59 bytes)
%Program Files%\Common Files\Adobe\ARM\1.0\zzzaribyq.abi (59 bytes)
%Program Files%\NetMeeting\jayayarab.riarrararqqj.yzb (59 bytes)
C:\Perl\bin\yajqiaqjj.rrz (59 bytes)
C:\totalcmd\qyjaaariz.arr (59 bytes)
%Program Files%\Wireshark\yajqiaqjj.rrz (59 bytes)
%Program Files%\Common Files\Adobe\ARM\1.0\jrazyiyai.byq (59 bytes)
%Program Files%\Common Files\Microsoft Shared\MSInfo\zbyqqjbyj.zby (59 bytes)
%WinDir%\Network Diagnostic\yajqiaqjj.rrz (59 bytes)
%Program Files%\MSN Gaming Zone\Windows\yajqiaqjj.rrzq (59 bytes)
%Program Files%\Windows Media Player\zzzaribyq.abi (59 bytes)
%Program Files%\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A93000000001}\rrararqqj.yzbyj.zbyrqqj.yzb (59 bytes)
%Program Files%\Adobe\Reader 9.0\Reader\rrararqqj.yzb (59 bytes)
%WinDir%\pchealth\helpctr\binaries\rziiirrqy.rab (59 bytes)
%Program Files%\Windows NT\Pinball\rrararqqj.yzb.arr (59 bytes)
%WinDir%\ime\imjp8_1\yajqiaqjj.rrz (59 bytes)
%Program Files%\Outlook Express\jayayarab.ria.rrz (59 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\brqirb.ybai.qar (59 bytes)
%WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\yajqiaqjj.rrz (59 bytes)
%Program Files%\Wireshark\rziiirrqy.rab (59 bytes)
%Program Files%\Adobe\Reader 9.0\Reader\jrazyiyai.byq (59 bytes)
C:\Perl\bin\qyjaaariz.arr (59 bytes)
%WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\rrararqqj.yzb (59 bytes)

The process zzzaribyq.abi:1832 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\yzqjyy.yzii.qar (59 bytes)

The process zzzaribyq.abi:820 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\ayrrab.aiai.qar (59 bytes)

Registry activity

The process bf5be488291c31aa5b2e38e314b4ecb9.exe:1700 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):

    bf5be488291c31aa5b2e38e314b4ecb9.exe:1700
    zzzaribyq.abi:1832
    zzzaribyq.abi:820

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

    %WinDir%\ime\imjp8_1\rrararqqj.yzb (59 bytes)
    %Program Files%\WinPcap\zbyqqjbyj.zbyararqqj.yzb.arr (59 bytes)
    C:\totalcmd\yajqiaqjj.rrz (59 bytes)
    %Program Files%\Wireshark\rrararqqj.yzb (59 bytes)
    %Program Files%\MSN Gaming Zone\Windows\rziiirrqy.rabq (59 bytes)
    %Program Files%\Windows Media Player\jrazyiyai.byq (59 bytes)
    %WinDir%\rziiirrqy.rab (59 bytes)
    %WinDir%\inf\yajqiaqjj.rrz (59 bytes)
    %WinDir%\ime\imjp8_1\zbyqqjbyj.zby (59 bytes)
    %WinDir%\ime\imjp8_1\rziiirrqy.rab (59 bytes)
    %Program Files%\Windows NT\rziiirrqy.rab (59 bytes)
    %Program Files%\Common Files\Adobe\Updater6\qyjaaariz.arr (59 bytes)
    %Program Files%\Wireshark\zzzaribyq.abi (59 bytes)
    %Program Files%\Outlook Express\rziiirrqy.rab.rrz (59 bytes)
    %Program Files%\Wireshark\qyjaaariz.arr (59 bytes)
    %WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\qyjaaariz.arr (59 bytes)
    %WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\jrazyiyai.byq (59 bytes)
    %Program Files%\NetMeeting\zzzaribyq.abirrararqqj.yzb (59 bytes)
    %Program Files%\NetMeeting\zbyqqjbyj.zbyrrararqqj.yzb (59 bytes)
    %Program Files%\Opera\updatechecker\yajqiaqjj.rrz (59 bytes)
    %Program Files%\Adobe\Reader 9.0\Reader\qyjaaariz.arr (59 bytes)
    %Program Files%\Opera\jrazyiyai.byqq.abirrararqqj.yzb (59 bytes)
    C:\totalcmd\zbyqqjbyj.zby (59 bytes)
    %WinDir%\ime\imjp8_1\qyjaaariz.arr (59 bytes)
    %Program Files%\Windows NT\Accessories\qyjaaariz.arr (59 bytes)
    %Program Files%\Wireshark\jrazyiyai.byq (59 bytes)
    %Documents and Settings%\%current user%\Local Settings\Application Data\Adobe\Reader 9.3\Setup Files\zbyqqjbyj.zbyrqqj.yzb (59 bytes)
    %Program Files%\Common Files\Microsoft Shared\DW\rziiirrqy.rab (59 bytes)
    C:\Perl\bin\jrazyiyai.byq (59 bytes)
    %Program Files%\Windows Media Player\yajqiaqjj.rrz (59 bytes)
    %WinDir%\ime\imjp8_1\jrazyiyai.byq (59 bytes)
    %WinDir%\pchealth\helpctr\binaries\jayayarab.ria (59 bytes)
    %WinDir%\Microsoft.NET\Framework\jayayarab.ria (59 bytes)
    %Program Files%\MSN Gaming Zone\Windows\rrararqqj.yzb (59 bytes)
    %WinDir%\ime\imkr6_1\zzzaribyq.abi (59 bytes)
    %WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\zbyqqjbyj.zby (59 bytes)
    %Program Files%\Outlook Express\qyjaaariz.arr.rrz (59 bytes)
    %Program Files%\Common Files\Adobe\ARM\1.0\jayayarab.ria (59 bytes)
    %WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\zzzaribyq.abi (59 bytes)
    %WinDir%\ime\imjp8_1\jayayarab.ria (59 bytes)
    %Program Files%\MSN Gaming Zone\Windows\qyjaaariz.arrq (59 bytes)
    %Program Files%\Common Files\Microsoft Shared\DW\rrararqqj.yzb (59 bytes)
    %Program Files%\Common Files\Adobe\ARM\1.0\zbyqqjbyj.zby (59 bytes)
    %WinDir%\xwrm.exe (59 bytes)
    %Program Files%\Adobe\Reader 9.0\Reader\jayayarab.ria (59 bytes)
    D:\qyjaaariz.arr (59 bytes)
    %Program Files%\Outlook Express\zbyqqjbyj.zby.rrz (59 bytes)
    %Program Files%\Adobe\Reader 9.0\Reader\yajqiaqjj.rrz (59 bytes)
    %Program Files%\Adobe\Reader 9.0\Reader\rziiirrqy.rab (59 bytes)
    %Documents and Settings%\%current user%\Local Settings\Application Data\Adobe\Reader 9.3\Setup Files\Reader9\rrararqqj.yzb (59 bytes)
    %Program Files%\Common Files\Adobe\ARM\1.0\zzzaribyq.abi (59 bytes)
    %Program Files%\NetMeeting\jayayarab.riarrararqqj.yzb (59 bytes)
    C:\Perl\bin\yajqiaqjj.rrz (59 bytes)
    C:\totalcmd\qyjaaariz.arr (59 bytes)
    %Program Files%\Wireshark\yajqiaqjj.rrz (59 bytes)
    %Program Files%\Common Files\Adobe\ARM\1.0\jrazyiyai.byq (59 bytes)
    %Program Files%\Common Files\Microsoft Shared\MSInfo\zbyqqjbyj.zby (59 bytes)
    %WinDir%\Network Diagnostic\yajqiaqjj.rrz (59 bytes)
    %Program Files%\MSN Gaming Zone\Windows\yajqiaqjj.rrzq (59 bytes)
    %Program Files%\Windows Media Player\zzzaribyq.abi (59 bytes)
    %Program Files%\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A93000000001}\rrararqqj.yzbyj.zbyrqqj.yzb (59 bytes)
    %Program Files%\Adobe\Reader 9.0\Reader\rrararqqj.yzb (59 bytes)
    %WinDir%\pchealth\helpctr\binaries\rziiirrqy.rab (59 bytes)
    %Program Files%\Windows NT\Pinball\rrararqqj.yzb.arr (59 bytes)
    %WinDir%\ime\imjp8_1\yajqiaqjj.rrz (59 bytes)
    %Program Files%\Outlook Express\jayayarab.ria.rrz (59 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\brqirb.ybai.qar (59 bytes)
    %WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\yajqiaqjj.rrz (59 bytes)
    %Program Files%\Wireshark\rziiirrqy.rab (59 bytes)
    %Program Files%\Adobe\Reader 9.0\Reader\jrazyiyai.byq (59 bytes)
    C:\Perl\bin\qyjaaariz.arr (59 bytes)
    %WinDir%\Installer\$PatchCache$\Managed\68AB67CA7DA73301B7449A0300000010\9.3.0\rrararqqj.yzb (59 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\yzqjyy.yzii.qar (59 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\ayrrab.aiai.qar (59 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.