Malware

Win32/Chopper.A removal guide

Malware Removal

The Win32/Chopper.A 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/Chopper.A virus can do?

  • Unconventionial language used in binary resources: Chinese (Simplified)
  • The binary likely contains encrypted or compressed data.
  • The executable is compressed using UPX
  • Network activity detected but not expressed in API logs

How to determine Win32/Chopper.A?


File Info:

crc32: BC47A980
md5: f1a3630682cc4ed4af0818b8d824183a
name: F1A3630682CC4ED4AF0818B8D824183A.mlw
sha1: 6376b08e02ed54883b04a4c438e4d89d8c610cef
sha256: 30419ec0fde9581984bad1d08be016328c1693ffd1760440e96abb26d8d22d17
sha512: 8037f8da8b6703fadb9d1a6cd11a5125d45dd5d693352419fe2fe8e06387d02d4aef5cb0b5914843cc105b480a70e99da20a927d369e9dbee0744a642bf698a1
ssdeep: 6144:St+VSBXXwCwqQbzohZ82offIbkqy/XBS9hK1RDroSod4TPKw:SsWXXnwPSZ82mL/XwLK1WSodmZ
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

0: [No Data]

Win32/Chopper.A also known as:

K7AntiVirusTrojan ( 004bcf1a1 )
LionicHacktool.Win32.WebShell.3!c
Elasticmalicious (high confidence)
DrWebBackDoor.Chopper.23
ClamAVWin.Trojan.Chopper-3
CylanceUnsafe
ZillyaTrojan.Chopper.Win32.1
AlibabaTrojan:Win32/Chopper.c10caa2c
K7GWTrojan ( 004bcf1a1 )
Cybereasonmalicious.682cc4
CyrenW32/Trojan.IM1.gen!Eldorado
SymantecBackdoor.Hadmad
ESET-NOD32a variant of Win32/Chopper.A
APEXMalicious
Paloaltogeneric.ml
CynetMalicious (score: 100)
KasperskyHackTool.Win32.WebShell.f
NANO-AntivirusTrojan.Win32.Chopper.csobpu
TencentMalware.Win32.Gencirc.114c07d3
SophosTroj/Chopper-A
ComodoTrojWare.Win32.Chopper.A@6l64ux
F-SecureTrojan.TR/AD.Chopper.hwpjc
BitDefenderThetaGen:NN.ZexaF.34216.umGfaab71Jej
VIPRETrojan.Win32.Generic!BT
InvinceaMal/Generic-R + Troj/Chopper-A
SentinelOneDFI – Suspicious PE
JiangminHackTool.WebShell.c
AviraTR/AD.Chopper.hwpjc
eGambitHackTool.Generic
Antiy-AVLTrojan/Win32.TSGeneric
MicrosoftTrojan:Win32/Chopper.A
ZoneAlarmHackTool.Win32.WebShell.f
TACHYONTrojan/W32.WebShell.700416
McAfeeArtemis!F1A3630682CC
MAXmalware (ai score=100)
VBA32BScope.Backdoor.Chopper
RisingTrojan.Chopper!8.AFC (TFE:5:7OYj1Fdk1pU)
YandexBackDoor.Chopper!
IkarusTrojan-PWS.Win32.LdPinch
FortinetW32/Generic.AC.1F4106!tr
AVGFileRepMetagen [Malware]
PandaTrj/Genetic.gen

How to remove Win32/Chopper.A?

Win32/Chopper.A 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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