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Worm-Net.Randon.ar Analysis Report
Threat Submitted On: 2/10/2008 10:59:32 PM
Threat Analysed On: 2/11/2008 3:59:32 AM
Threat Updated On: 11/16/2009 10:11:07 AM
Type : Worm-Net
Symptoms of Randon.ar
  • Copies itself to other computers of the same LAN thereby infecting the whole LAN.
  • Copies its files to all the possible shared resources of the network.
  • Modifies the SYSTEM.INI and WIN.INI files and can even make itself execute at start-up.
Information
Alias : Net-Worm.Win32.Randon.ar
Md5 Hash : [2b8d50d74af9a5d53861e1fbf6d27c23]
File Size : (870338 bytes)

Here are the Technical findings of our analysis team after analyzing this malware in detail :-

Creates the following infected Files on user's System
Note:
Delete the following Files to remove Infection
File: gea13.tmp
Path : %temp%
Md5Hash :685f1cbd4af30a1d0c25f252d399a666 ( 176128 bytes)
File: gs1.tmp
Path : %temp%
Md5Hash :7d46ea623eba5073b7e3a2834fe58cc9 ( bytes)
File: 102.reg
Path : %windir%
Md5Hash :( bytes)
File: 121.reg
Path : %windir%
Md5Hash :( bytes)
File: 141.reg
Path : %windir%
Md5Hash :( bytes)
File: 148.reg
Path : %windir%
Md5Hash :( bytes)
File: 158.reg
Path : %windir%
Md5Hash :( bytes)
File: 160.reg
Path : %windir%
Md5Hash :( bytes)
File: 180.reg
Path : %windir%
Md5Hash :( bytes)
File: 185.reg
Path : %windir%
Md5Hash :( bytes)
File: 197.reg
Path : %windir%
Md5Hash :( bytes)
File: 199.reg
Path : %windir%
Md5Hash :( bytes)
File: 202.reg
Path : %windir%
Md5Hash :( bytes)
File: 203.reg
Path : %windir%
Md5Hash :( bytes)
File: 205.reg
Path : %windir%
Md5Hash :( bytes)
File: 233.reg
Path : %windir%
Md5Hash :( bytes)
File: 275.reg
Path : %windir%
Md5Hash :( bytes)
File: 281.reg
Path : %windir%
Md5Hash :( bytes)
File: 293.reg
Path : %windir%
Md5Hash :( bytes)
File: 308.reg
Path : %windir%
Md5Hash :( bytes)
File: 313.reg
Path : %windir%
Md5Hash :( bytes)
File: 359.reg
Path : %windir%
Md5Hash :( bytes)
File: 370.reg
Path : %windir%
Md5Hash :( bytes)
File: 371.reg
Path : %windir%
Md5Hash :( bytes)
File: 372.reg
Path : %windir%
Md5Hash :( bytes)
File: 387.reg
Path : %windir%
Md5Hash :( bytes)
File: 397.reg
Path : %windir%
Md5Hash :( bytes)
File: 406.reg
Path : %windir%
Md5Hash :( bytes)
File: 409.reg
Path : %windir%
Md5Hash :( bytes)
File: 413.reg
Path : %windir%
Md5Hash :( bytes)
File: 418.reg
Path : %windir%
Md5Hash :( bytes)
File: 420.reg
Path : %windir%
Md5Hash :( bytes)
File: 433.reg
Path : %windir%
Md5Hash :( bytes)
File: 437.reg
Path : %windir%
Md5Hash :( bytes)
File: 444.reg
Path : %windir%
Md5Hash :b35579bef39d07066ebdb56111acb91d ( 113 bytes)
File: 455.reg
Path : %windir%
Md5Hash :( bytes)
File: 460.reg
Path : %windir%
Md5Hash :( bytes)
File: 500.reg
Path : %windir%
Md5Hash :( bytes)
File: 516.reg
Path : %windir%
Md5Hash :( bytes)
File: 536.reg
Path : %windir%
Md5Hash :( bytes)
File: 544.reg
Path : %windir%
Md5Hash :( bytes)
File: 557.reg
Path : %windir%
Md5Hash :( bytes)
File: 563.reg
Path : %windir%
Md5Hash :( bytes)
File: 574.reg
Path : %windir%
Md5Hash :( bytes)
File: 588.reg
Path : %windir%
Md5Hash :( bytes)
File: 594.reg
Path : %windir%
Md5Hash :( bytes)
File: 629.reg
Path : %windir%
Md5Hash :( bytes)
File: 650.reg
Path : %windir%
Md5Hash :( bytes)
File: 669.reg
Path : %windir%
Md5Hash :( bytes)
File: 674.reg
Path : %windir%
Md5Hash :( bytes)
File: 677.reg
Path : %windir%
Md5Hash :( bytes)
File: 709.reg
Path : %windir%
Md5Hash :( bytes)
File: 712.reg
Path : %windir%
Md5Hash :( bytes)
File: 722.reg
Path : %windir%
Md5Hash :b35579bef39d07066ebdb56111acb91d ( 113 bytes)
File: 725.reg
Path : %windir%
Md5Hash :( bytes)
File: 732.reg
Path : %windir%
Md5Hash :( bytes)
File: 735.reg
Path : %windir%
Md5Hash :( bytes)
File: 752.reg
Path : %windir%
Md5Hash :( bytes)
File: 770.reg
Path : %windir%
Md5Hash :( bytes)
File: 771.reg
Path : %windir%
Md5Hash :( bytes)
File: 777.reg
Path : %windir%
Md5Hash :( bytes)
File: 793.reg
Path : %windir%
Md5Hash :( bytes)
File: 824.reg
Path : %windir%
Md5Hash :( bytes)
File: 839.reg
Path : %windir%
Md5Hash :b35579bef39d07066ebdb56111acb91d ( bytes)
File: 861.reg
Path : %windir%
Md5Hash :( bytes)
File: 868.reg
Path : %windir%
Md5Hash :( bytes)
File: 870.reg
Path : %windir%
Md5Hash :( bytes)
File: 871.reg
Path : %windir%
Md5Hash :( bytes)
File: 881.reg
Path : %windir%
Md5Hash :( bytes)
File: 899.reg
Path : %windir%
Md5Hash :( bytes)
File: 902.reg
Path : %windir%
Md5Hash :( bytes)
File: 904.reg
Path : %windir%
Md5Hash :( bytes)
File: 921.reg
Path : %windir%
Md5Hash :( bytes)
File: 927.reg
Path : %windir%
Md5Hash :( bytes)
File: 928.reg
Path : %windir%
Md5Hash :( bytes)
File: 931.reg
Path : %windir%
Md5Hash :( bytes)
File: 934.reg
Path : %windir%
Md5Hash :( bytes)
File: 941.reg
Path : %windir%
Md5Hash :( bytes)
File: 943.reg
Path : %windir%
Md5Hash :( bytes)
File: 949.reg
Path : %windir%
Md5Hash :( bytes)
File: 980.reg
Path : %windir%
Md5Hash :( bytes)
File: 990.reg
Path : %windir%
Md5Hash :( bytes)
File: boys.exe
Path : %windir%
Md5Hash :14f1f97bac1eb3a7757f4481b525a72b ( 752086 bytes)
File: l5awat
Path : %windir%
Md5Hash :f945fb51584e6c0bb4aec4ba468f16b4 ( 11630 bytes)
File: d.dll
Path : %windir%\system32
Md5Hash :638a6f2b03c828e9b3c77c104c56f4ea ( 33792 bytes)
File: flk23.reg
Path : %windir%\system32
Md5Hash :c5951038398d4b6088c97f68f3575e7d ( 123 bytes)
File: nkt
Path : %windir%\system32
Md5Hash :a38b81d6975b04539dcaeaafbbc3c414 ( 9735 bytes)
File: poiyu
Path : %windir%\system32
Md5Hash :65ea1a372b5749a1b1cdb30f921c84e1 ( 147 bytes)
File: taf1
Path : %windir%\system32
Md5Hash :583ba7846dcd49dda278788c6d65563e ( 4032 bytes)
File: taf2
Path : %windir%\system32
Md5Hash :f30b8ecba640f9be4c6160e041b46b6c ( 6909 bytes)
File: taf3
Path : %windir%\system32
Md5Hash :54745074aff9c1b3c15d2a013be42858 ( 5157 bytes)
File: taf4
Path : %windir%\system32
Md5Hash :3c1cdd4ab3b69c70452a95aae5cc35be ( 13313 bytes)
File: taf5
Path : %windir%\system32
Md5Hash :b6b1dd63340ac79ae34233a4203a9112 ( 6156 bytes)
File: taf6
Path : %windir%\system32
Md5Hash :279532e26211606638e27532eec6602d ( 6506 bytes)
File: tgoodf
Path : %windir%\system32
Md5Hash :dfb228bfe3b82a52e4b35d1f728b745a ( 21078 bytes)
File: thh.exe
Path : %windir%\system32
Md5Hash :66f13513a4e7f45ea7c296b628803bac ( 17941 bytes)
File: tm41n
Path : %windir%\system32
Md5Hash :856e9798a4952843c921469c732a904a ( 15012 bytes)
File: wearab.txt
Path : %windir%\system32
Md5Hash :d4e8d7fbf039359a8981d129d5a8aefa ( 157 bytes)
File: wearabn.txt
Path : %windir%\system32
Md5Hash :c4ebc0ac1487e2c58b33b8e5b83497f6 ( 7717 bytes)
File: xt34mxxx
Path : %windir%\system32
Md5Hash :eff62fd3581afb49b1cbdd19f63996f1 ( 2714 bytes)
File: xtt.exe
Path : %windir%\system32
Md5Hash :cf46905e4208d1f42747fe4253307519 ( 574464 bytes)
File: tm
Path : %windir%
Md5Hash :a38b81d6975b04539dcaeaafbbc3c414 ( 9735 bytes)
File: tm2
Path : %windir%
Md5Hash :15e1b3bd3b0ea4460dbd27f24ef6d512 ( 321 bytes)
File: vovo.exe
Path : %windir%
Md5Hash :fea599463f36666fdea6b80a105a71d1 ( 17941 bytes)
File: win.dll
Path : %windir%
Md5Hash :638a6f2b03c828e9b3c77c104c56f4ea ( 33792 bytes)
File: xt34m1
Path : %windir%
Md5Hash :4fd1e24e05cedf402a9e036f29c5daab ( 12893 bytes)
File: xt34m2
Path : %windir%
Md5Hash :0441e9772bd58f5f597c5656865e41c0 ( 1700 bytes)
File: xt34m3
Path : %windir%
Md5Hash :492ed37fc049bf460c940f3bd68735d9 ( 3674 bytes)
File: xt34m4
Path : %windir%
Md5Hash :85999d07d05f71191b7a295efbce7cd9 ( 5378 bytes)
File: xt34m5
Path : %windir%
Md5Hash :5b5b9937bd5a4fbed7527f05dfab43bb ( 1461 bytes)
File: xt34m7
Path : %windir%
Md5Hash :728a1b87870064720d224e8471a93de7 ( 3134 bytes)
File: xt34m8
Path : %windir%
Md5Hash :ea564baefb7d3bfc731472eff77150ea ( 1336 bytes)
File: xt34m9
Path : %windir%
Md5Hash :1c1d38aee40e739f6f9a7db33161b72c ( 6538 bytes)
File: xt34mxxx
Path : %windir%
Md5Hash :64bc3498ef7621737b593be0e837931f ( 2736 bytes)
File: [randomname].exe
Path : %workingdir%
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Collapse Md5Hash :Md5Hash :
2b8d50d74af9a5d53861e1fbf6d27c23 ( 870338 bytes)
2c23a49a1aafc7936d485353a348b721 ( 711095 bytes)
Also creates the following files on user's System which are also created by Genuine Software :-
Note:
These file(s) can be kept as they are also created by genuine Software.
File : desktop.ini
Path : %homepath%\my documents
Md5Hash :869cba0364c55b0c6524419a8b86df88 ( 83 bytes)
The following Registry Values are added to the provided Registry Keys :-
Note:
Delete the added Values from the Key to remove Infection
|__ Value Added :
DateUsed = "1202682246"
|__ Value Added :
msennger = "%windir%\system32\xtt.exe"
|__ Value Added :
Real0ne = "%WINDIR%\boys.exe"
Also creates the following legitmate Registries on user's Systems which are also created by Genuine Software :-
Note:
These Keys can be kept as they are also created by genuine Software
The following Registry Values are added to the provided Registry Keys which are also created by Genuine Software :-
Note:
These Values can be left as they are also created by legitimate Software :-
Creates the following child process(s) on execution:

%windir%\boys.exe

%windir%\vovo.exe /n /fh mirc

%windir%\regedit.exe /s 839.reg

%windir%\regedit.exe /s 793.reg

%windir%\regedit.exe /s 990.reg

%windir%\regedit.exe /s 931.reg

%windir%\regedit.exe /s 437.reg

%windir%\regedit.exe /s 158.reg

%windir%\regedit.exe /s 629.reg

%windir%\regedit.exe /s 871.reg

%windir%\regedit.exe /s 861.reg

%windir%\regedit.exe /s 281.reg

%windir%\regedit.exe /s 544.reg

%windir%\regedit.exe /s 536.reg

%windir%\regedit.exe /s 949.reg

%windir%\regedit.exe /s 102.reg

%windir%\regedit.exe /s 180.reg

%windir%\regedit.exe /s 927.reg

%windir%\regedit.exe /s 928.reg

%windir%\regedit.exe /s 902.reg

%windir%\regedit.exe /s 557.reg

%windir%\regedit.exe /s 516.reg

%windir%\regedit.exe /s 359.reg

%windir%\regedit.exe /s 409.reg

%windir%\regedit.exe /s 868.reg

%windir%\regedit.exe /s 881.reg

%windir%\regedit.exe /s 980.reg

%windir%\regedit.exe /s 199.reg

%windir%\regedit.exe /s 677.reg

%windir%\regedit.exe /s 904.reg

%windir%\regedit.exe /s 148.reg

%windir%\regedit.exe /s 934.reg

%windir%\regedit.exe /s 160.reg

%windir%\regedit.exe /s 725.reg

%windir%\regedit.exe /s 588.reg

%windir%\regedit.exe /s 674.reg

%windir%\regedit.exe /s 397.reg

%windir%\regedit.exe /s 202.reg

%windir%\regedit.exe /s 943.reg

%windir%\regedit.exe /s 370.reg

%windir%\regedit.exe /s 233.reg

%windir%\regedit.exe /s 650.reg

%windir%\regedit.exe /s 921.reg

%windir%\regedit.exe /s 121.reg

%windir%\regedit.exe /s 669.reg

%windir%\regedit.exe /s 293.reg

%windir%\regedit.exe /s 941.reg

%windir%\regedit.exe /s 870.reg

%windir%\regedit.exe /s 197.reg

%windir%\regedit.exe /s 735.reg

%windir%\regedit.exe /s 771.reg

%windir%\regedit.exe /s 205.reg

%windir%\regedit.exe /s 185.reg

%windir%\regedit.exe /s 418.reg

%windir%\regedit.exe /s 824.reg

%windir%\regedit.exe /s 732.reg

%windir%\regedit.exe /s 371.reg

%windir%\regedit.exe /s 752.reg

%windir%\regedit.exe /s 574.reg

%windir%\regedit.exe /s 563.reg

%windir%\regedit.exe /s 420.reg

%windir%\regedit.exe /s 275.reg

%windir%\regedit.exe /s 387.reg

%windir%\regedit.exe /s 770.reg

%windir%\regedit.exe /s 406.reg

%windir%\regedit.exe /s 594.reg

%windir%\regedit.exe /s 722.reg

%windir%\regedit.exe /s 899.reg

%windir%\regedit.exe /s 709.reg

%windir%\regedit.exe /s 712.reg

%windir%\regedit.exe /s 777.reg

%windir%\regedit.exe /s 372.reg

%windir%\regedit.exe /s 313.reg

%windir%\regedit.exe /s 500.reg

%windir%\regedit.exe /s 308.reg

%windir%\regedit.exe /s 455.reg

%windir%\regedit.exe /s 460.reg

%windir%\regedit.exe /s 433.reg

%windir%\regedit.exe /s 203.reg

%windir%\regedit.exe /s 141.reg

%windir%\regedit.exe /s 413.reg

%windir%\regedit.exe /s 444.reg

NOTE:

1. %temp% Refers to the windows temp folder. By default it is 'C:\Documents and Settings\[user]\Local Settings\Temp'
2. %windir% Refers to the windows root folder. By default it is 'C:\Windows'
3. %workingdir% Refers to the current directory in which user is working.
4. %homepath% Refers to the windows current user's profile folder. By default it is 'C:\Documents and Settings\[user]'

Important: We strongly recommend that you backup the Registry before making any changes to it. Incorrect changes to the Registry can result in permanent data loss or corrupted Files. Modify the malicious\suspicious Subkeys only.

Click Here for more spywarelib.com recommended PC Security and Optimization Tools

To modify registry entries in Windows Operating System:
Follow Steps:
1. Click Start > Run
2. Type “regedit” : to open registry editor
3. Navigate to required registry Key from the Left Tree control and modify accordingly.

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