Trojan.Generic.5758224 (BitDefender), VirTool:MSIL/Injector.gen!B (Microsoft), Trojan.Win32.Jorik.Shakblades.sw (Kaspersky), Virtool.MSIL.Injector.b (v) (VIPRE), Trojan.Click1.61201 (DrWeb), Trojan.Generic.5758224 (B) (Emsisoft), Artemis!7FB9266324E6 (McAfee), Trojan.Gen (Symantec), Trojan.RiBot (Ikarus), Dropper.Small.MOI (AVG), Win32:Dropper-gen [Drp] (Avast), TROJ_SPNR.06EB11 (TrendMicro), Worm.Win32.Ainslot.VB.FD, GenericAutorunWorm.YR, WormAinslot_VariantOfZeus.YR (Lavasoft MAS)Behaviour: Trojan, Worm, VirTool, WormAutorun
The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.
Summary
MD5: 7fb9266324e6319c9c690750cd443d0b
SHA1: 8ad30310695815e52d2cffae16f9103bde036d8d
SHA256: 7c598f886ec238b217590e5c688c66f42729525f178e8e8873703add6ea1bd08
SSDeep: 12288:NixH YFvHZ7EdsLfWtFWYSr/BhunX9JBMhPfqWwTWmj6TXRrhO2kfUTMFEvHe:Ni7Ya/5fqfyDFrhAK1
Size: 598016 bytes
File type: EXE
Platform: WIN32
Entropy: Not Packed
PEID: MicrosoftVisualC, NETexecutable, UPolyXv05_v6
Company: Shop To Win, LLC
Created at: 2011-03-31 00:12:54
Analyzed on: WindowsXP SP3 32-bit
Summary: Worm. A program that is primarily replicating on networks or removable drives.
Dynamic Analysis
Payload
Behaviour | Description |
---|---|
WormAutorun | A worm can spread via removable drives. It writes its executable and creates "autorun.inf" scripts on all removable drives. The autorun script will execute the Worm's file once a user opens a drive's folder in Windows Explorer. |
Process activity
The Worm creates the following process(es):
reg.exe:420
reg.exe:528
reg.exe:948
reg.exe:1836
csc.exe:840
cvtres.exe:860
The Worm injects its code into the following process(es):
opera_mini3.exe:1772
%original file name%.exe:1268
File activity
The process opera_mini3.exe:1772 makes changes in the file system.
The Worm creates and/or writes to the following file(s):
%Documents and Settings%\%current user%\Application Data\data.dat (34 bytes)
%Documents and Settings%\%current user%\Application Data\LWS41PCR0I.exe (12 bytes)
The process csc.exe:840 makes changes in the file system.
The Worm creates and/or writes to the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temp\CSC1.tmp (652 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\p9wjdxzg.dll (4132 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\p9wjdxzg.out (396 bytes)
The Worm deletes the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temp\CSC1.tmp (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\RES2.tmp (0 bytes)
The process %original file name%.exe:1268 makes changes in the file system.
The Worm creates and/or writes to the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temp\p9wjdxzg.out (305 bytes)
%Documents and Settings%\%current user%\Start Menu\Programs\Startup\%original file name%.exe (4185 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\p9wjdxzg.cmdline (238 bytes)
%Documents and Settings%\%current user%\Application Data\opera_mini3.exe (12 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\p9wjdxzg.0.cs (196 bytes)
The Worm deletes the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temp\p9wjdxzg.out (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\p9wjdxzg.0.cs (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\p9wjdxzg.dll (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\p9wjdxzg.cmdline (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\p9wjdxzg.err (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\p9wjdxzg.tmp (0 bytes)
The process cvtres.exe:860 makes changes in the file system.
The Worm creates and/or writes to the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temp\RES2.tmp (2912 bytes)
Registry activity
The process opera_mini3.exe:1772 makes changes in the system registry.
The Worm creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "82 2C 60 4C 18 2F F7 F8 78 20 97 BC C8 67 35 39"
[HKCU\Software\VB and VBA Program Settings\INSTALL\DATE]
"8D7SW4OD5V" = "December 23, 2013"
[HKCU\Software\VB and VBA Program Settings\SrvID\ID]
"8D7SW4OD5V" = "FraudBot"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\run]
"OperaMini" = "%Documents and Settings%\%current user%\Application Data\LWS41PCR0I.exe"
To automatically run itself each time Windows is booted, the Worm adds the following link to its file to the system registry autorun key:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
"OperaMini" = "%Documents and Settings%\%current user%\Application Data\LWS41PCR0I.exe"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
"OperaMini" = "%Documents and Settings%\%current user%\Application Data\LWS41PCR0I.exe"
The process reg.exe:420 makes changes in the system registry.
The Worm creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "B4 7B 21 44 1E 02 B8 BA E2 3B FA 3B 64 AA 6D 87"
[HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile]
"DoNotAllowExceptions" = "0"
The process reg.exe:528 makes changes in the system registry.
The Worm creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "DD 8C 97 52 FB CD 48 DB 6D 59 54 81 2C D9 94 86"
Adds a rule to the firewall Windows which allows any network activity:
[HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\%Documents and Settings%\%current user%\Application Data]
"opera_mini3.exe" = "%Documents and Settings%\%current user%\Application Data\opera_mini3.exe:*:Enabled:Windows Messanger"
The process reg.exe:948 makes changes in the system registry.
The Worm creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "55 65 66 1E C7 6D D2 C5 3B 81 00 F0 70 E6 66 AE"
[HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile]
"DoNotAllowExceptions" = "0"
The process reg.exe:1836 makes changes in the system registry.
The Worm creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "5E 95 CE E4 2B B9 25 38 1D 3E 62 30 3F 16 E7 4A"
Adds a rule to the firewall Windows which allows any network activity:
[HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\%Documents and Settings%\%current user%\Application Data]
"LWS41PCR0I.exe" = "%Documents and Settings%\%current user%\Application Data\LWS41PCR0I.exe:*:Enabled:Windows Messanger"
The process csc.exe:840 makes changes in the system registry.
The Worm creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "13 53 E9 06 23 86 71 41 C3 7E 58 C0 7D F2 3A 7B"
The process %original file name%.exe:1268 makes changes in the system registry.
The Worm creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "5D CA 0C 07 F7 61 64 AE 05 F9 09 6A EA A9 EE D2"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"
"Startup" = "%Documents and Settings%\%current user%\Start Menu\Programs\Startup"
"Cache" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files"
The process cvtres.exe:860 makes changes in the system registry.
The Worm creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "8D BC 56 BD 62 BF 38 F7 FC 61 BA E6 B5 00 5F 20"
Network activity (URLs)
No activity has been detected.
HOSTS file anomalies
No changes have been detected.
Rootkit activity
No anomalies have been detected.
Propagation
A worm can spread via removable drives. It writes its executable and creates "autorun.inf" scripts on all removable drives. The autorun script will execute the Worm's file once a user opens a drive's folder in Windows Explorer.
Removals
Remove it with Ad-Aware
- Click (here) to download and install Ad-Aware Free Antivirus.
- Update the definition files.
- Run a full scan of your computer.
Manual removal*
- Terminate malicious process(es) (How to End a Process With the Task Manager):
reg.exe:420
reg.exe:528
reg.exe:948
reg.exe:1836
csc.exe:840
cvtres.exe:860 - Delete the original Worm file.
- Delete or disinfect the following files created/modified by the Worm:
%Documents and Settings%\%current user%\Application Data\data.dat (34 bytes)
%Documents and Settings%\%current user%\Application Data\LWS41PCR0I.exe (12 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\CSC1.tmp (652 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\p9wjdxzg.dll (4132 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\p9wjdxzg.out (396 bytes)
%Documents and Settings%\%current user%\Start Menu\Programs\Startup\%original file name%.exe (4185 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\p9wjdxzg.cmdline (238 bytes)
%Documents and Settings%\%current user%\Application Data\opera_mini3.exe (12 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\p9wjdxzg.0.cs (196 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\RES2.tmp (2912 bytes) - Delete the following value(s) in the autorun key (How to Work with System Registry):
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
"OperaMini" = "%Documents and Settings%\%current user%\Application Data\LWS41PCR0I.exe"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
"OperaMini" = "%Documents and Settings%\%current user%\Application Data\LWS41PCR0I.exe" - Find and delete all copies of the worm's file together with "autorun.inf" scripts on removable drives.
- Reboot the computer.