Malware

How to remove “Win32.Prepender.Gen.1”?

Malware Removal

The Win32.Prepender.Gen.1 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.

GridinSoft Anti-Malware

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 Win32.Prepender.Gen.1 virus can do?

  • Executable code extraction
  • Attempts to connect to a dead IP:Port (1 unique times)
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • Reads data out of its own binary image
  • Drops a binary and executes it
  • Performs some HTTP requests
  • Unconventionial binary language: Chinese (Simplified)
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • The binary likely contains encrypted or compressed data.
  • Checks for the presence of known windows from debuggers and forensic tools
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file
  • Likely virus infection of existing system binary
  • Detects VirtualBox through the presence of a registry key
  • Anomalous binary characteristics

Related domains:

wtqq.net

How to determine Win32.Prepender.Gen.1?


File Info:

crc32: AE79E105
md5: 2c99caf1c8aa08cfb9334107fad9c8cd
name: 2C99CAF1C8AA08CFB9334107FAD9C8CD.mlw
sha1: 7df1abd27bb5becfce1d003569dbf0c8f8209bd6
sha256: 8094decc73f511505285324a4e5ad2a785c491abfdd12ecd26958ed44fb6d969
sha512: 6d98c8393a1774e1fd6c838d9734a275754ef3639e4ac5c101ead29f7705684d77ec3fa0b1cf44d004df463f88775e1b32834e403e59dcc72443cbecb4d22c62
ssdeep: 98304:t0ViAnjl9K0ViAnjl9K0ViAnjl9K0ViAnjl9K0ViAnjl9K0ViAnjl9:3qjMqjMqjMqjMqjMqj
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: x4f5cx8005x7248x6743x6240x6709 x8bf7x5c0ax91cdx5e76x4f7fx7528x6b63x7248
FileVersion: 1.0.0.0
Comments: x672cx7a0bx5e8fx4f7fx7528x6613x8bedx8a00x7f16x5199(http://www.eyuyan.com)
ProductName: x6613x8bedx8a00x7a0bx5e8f
ProductVersion: 1.0.0.0
FileDescription: x6613x8bedx8a00x7a0bx5e8f
Translation: 0x0804 0x04b0

Win32.Prepender.Gen.1 also known as:

BkavW32.AIDetect.malware1
K7AntiVirusTrojan ( 0040f54a1 )
Elasticmalicious (high confidence)
DrWebWin32.HLLP.Yeli.1
CynetMalicious (score: 100)
CAT-QuickHealW32.Agent.E13
ALYacWin32.Prepender.Gen.1
CylanceUnsafe
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_80% (D)
K7GWTrojan ( 0040f54a1 )
Cybereasonmalicious.1c8aa0
CyrenW32/Pidgeon.A.gen!Eldorado
SymantecML.Attribute.HighConfidence
ESET-NOD32Win32/Pidgeon.A
APEXMalicious
AvastWin32:Crypt-HXB [Drp]
KasperskyVirus.Win32.Agent.ev
BitDefenderWin32.Prepender.Gen.1
NANO-AntivirusVirus.Win32.Agent.dvixmz
MicroWorld-eScanWin32.Prepender.Gen.1
TencentVirus.Win32.Pidgeon.a
Ad-AwareWin32.Prepender.Gen.1
SophosML/PE-A + W32/Pidgeon-A
ComodoBackdoor.Win32.Hupigon.OHMP@4plqhq
BitDefenderThetaAI:FileInfector.7E8D3F1315
VIPREVirus.Win32.Pidgeon.a (v)
McAfee-GW-EditionBehavesLike.Win32.Generic.rh
FireEyeGeneric.mg.2c99caf1c8aa08cf
EmsisoftWin32.Prepender.Gen.1 (B)
SentinelOneStatic AI – Malicious PE
AviraKIT/Malmaker.A
eGambitUnsafe.AI_Score_99%
Antiy-AVLTrojan/Generic.ASBOL.C50C
MicrosoftVirus:Win32/Pidgeon.A
ZoneAlarmPacked.Multi.MultiPacked.gen
GDataWin32.Application.PUPStudio.A
AhnLab-V3Win32/Pidgeon.X1598
Acronissuspicious
McAfeeFlyagent.d
MAXmalware (ai score=85)
VBA32Trojan-Downloader.EIC.7121
MalwarebytesPUP.Optional.ChinAd
PandaTrj/Genetic.gen
RisingPacker.Win32.Agent.f (CLASSIC)
YandexTrojan.GenAsa!Z47i8t73fdw
IkarusVirus.Win32.Agent
MaxSecureVirus.W32.Lamer.CL
FortinetW32/CoinMiner.BELF!tr
AVGWin32:Crypt-HXB [Drp]

How to remove Win32.Prepender.Gen.1?

Win32.Prepender.Gen.1 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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