Backdoor

Backdoor.Retig malicious file

Malware Removal

The Backdoor.Retig is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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Gridinsoft Anti-Malware

Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
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What Backdoor.Retig virus can do?

  • Creates RWX memory
  • Detected script timer window indicative of sleep style evasion
  • Reads data out of its own binary image
  • A process created a hidden window
  • Drops a binary and executes it
  • Unconventionial binary language: Chinese (Simplified)
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • A scripting utility was executed
  • Uses Windows utilities for basic functionality
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • Network activity detected but not expressed in API logs
  • Attempts to identify installed AV products by installation directory
  • Anomalous binary characteristics

How to determine Backdoor.Retig?


File Info:

crc32: 35B77B99
md5: cf20a9466ca599f77bcc0e6e407fb8cc
name: cleamdisksecurity.exe
sha1: 158756427878ea72aed31004a8a87e86b6d45d43
sha256: 7e3b5d2e09883c28fc2065afcaff89b762181f596838eb31abd039f7e0eee2b2
sha512: e01f5416f2d3344b1c5ca5625f33a9559e1cf004f9c1bdb6c56ef32985e0d23d410f6a4a6d8b3547b3a1cfdd25a121f5215d27b09f7fbfa6a10d04c1817d96df
ssdeep: 49152:PV6p/R8ifthufNyuCPrtxCNLxLaPGMdI/dKbQytkPEhm97S:PCR8iftgfNyuwr2xLauGkdvyAS
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: x7248x6743x6240x6709 (C) 1998-2013 Kevin Solway
InternalName: Clean Disk Security
FileVersion: 8.0.3.0
CompanyName: GYL repack
PrivateBuild: x4e03x6708 27, 2013
ProductName: Clean Disk Security
ProductVersion: 8.0.3.0
FileDescription: x5b89x5168x6e05x7406x78c1x76d8
OriginalFilename: ClnDisk.exe
Translation: 0x0804 0x04b0

Backdoor.Retig also known as:

BkavHW32.Packed.CBFC
McAfeeArtemis!CF20A9466CA5
CylanceUnsafe
K7GWUnwanted-Program ( 004b8dd41 )
K7AntiVirusUnwanted-Program ( 004b8dd41 )
BaiduWin32.Trojan.WisdomEyes.16070401.9500.9919
TrendMicro-HouseCallSuspicious_GEN.F47V1129
ClamAVWin.Trojan.Agent-1109396
Invinceaheuristic
McAfee-GW-EditionBehavesLike.Win32.BadFile.vc
JiangminTrojan/Generic.bbken
WebrootW32.Malware.Heur
MAXmalware (ai score=99)
VBA32Backdoor.Retig

How to remove Backdoor.Retig?

Backdoor.Retig removal tool
  • Download and install GridinSoft Anti-Malware.
  • Open GridinSoft Anti-Malware and perform a “Standard scan“.
  • Move to quarantine” all items.
  • Open “Tools” tab – Press “Reset Browser Settings“.
  • Select proper browser and options – Click “Reset”.
  • Restart your computer.

About the author

Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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