Trojan

Trojan.Win32.Chapak.atun removal

Malware Removal

The Trojan.Win32.Chapak.atun 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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What Trojan.Win32.Chapak.atun virus can do?

  • Executable code extraction
  • Creates RWX memory
  • A process attempted to delay the analysis task.
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
  • A process created a hidden window
  • Unconventionial language used in binary resources: Portuguese (Brazilian)
  • The binary likely contains encrypted or compressed data.
  • Uses Windows utilities for basic functionality
  • Attempts to delete volume shadow copies
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • Modifies boot configuration settings
  • Installs itself for autorun at Windows startup
  • Likely virus infection of existing system binary
  • Clears Windows events or logs
  • Creates a copy of itself
  • Anomalous binary characteristics
  • Uses suspicious command line tools or Windows utilities

Related domains:

z.whorecord.xyz
a.tomx.xyz

How to determine Trojan.Win32.Chapak.atun?


File Info:

crc32: 6A92AA13
md5: 20db2c93b7298db5e4ef7fb6bc51af66
name: 20DB2C93B7298DB5E4EF7FB6BC51AF66.mlw
sha1: 21e428e8c3d53523dccd9ef30b7d8724e32eb9ba
sha256: c6866d79de83af8c393816f196607269c68fa18081892a403de597cb160d75a5
sha512: 311f751f56ad7db5215ba2e76c23acf91906583de61de4ff2a32b8a7f46d19cdd9342935fe6edf4dca7bc1555d7f66776a3f55d938b7014910ebbfa6231b469f
ssdeep: 6144:kLkYvy24HAt2/HfcBZ0cWA3QmbGOX8/eqn9iLrZJHcKn3x9KdaRXsym:w7vy24gt2/UBZtWpm78/fiLr3HcCYd6
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

InternalName: dfogdofgb.exe
FileVersion: 1.0.0.2
Translation: 0x0809 0x04b0

Trojan.Win32.Chapak.atun also known as:

BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
ALYacTrojan.GenericKDZ.47315
CylanceUnsafe
CrowdStrikewin/malicious_confidence_70% (D)
AlibabaRansom:Win32/Genasom.ali1000102
K7GWTrojan ( 003e58dd1 )
K7AntiVirusTrojan ( 003e58dd1 )
BitDefenderThetaGen:NN.ZexaF.34058.wu0@aGgZsKnG
CyrenW32/GandCrab.Z.gen!Eldorado
SymantecPacked.Generic.525
ESET-NOD32a variant of Win32/Kryptik.GKUN
APEXMalicious
AvastFileRepMalware
CynetMalicious (score: 100)
KasperskyTrojan.Win32.Chapak.atun
BitDefenderTrojan.GenericKDZ.47315
NANO-AntivirusTrojan.Win32.Chapak.fhwkvn
ViRobotTrojan.Win32.U.GandCrab.172032.A
MicroWorld-eScanTrojan.GenericKDZ.47315
TencentWin32.Trojan.Chapak.Hqvr
Ad-AwareTrojan.GenericKDZ.47315
SophosMal/Generic-R + Mal/GandCrab-B
ComodoTrojWare.Win32.TrojanSpy.Ursnif.EM@7vyz23
DrWebTrojan.Encoder.25976
TrendMicroMal_HPGen-50
McAfee-GW-EditionBehavesLike.Win32.Generic.fc
FireEyeGeneric.mg.20db2c93b7298db5
EmsisoftTrojan.GenericKDZ.47315 (B)
SentinelOneStatic AI – Malicious PE
JiangminTrojan.PSW.Coins.bke
WebrootW32.Trojan.Gen
AviraTR/Crypt.ZPACK.Gen8
eGambitUnsafe.AI_Score_92%
Antiy-AVLTrojan/Generic.ASMalwS.2811E5D
MicrosoftVirTool:Win32/CeeInject.AMY!bit
ZoneAlarmHEUR:Trojan.Win32.Generic
GDataWin32.Trojan-Ransom.GandCrab.O
AhnLab-V3Win-Trojan/MalPe36.Suspicious.X2037
Acronissuspicious
McAfeePacked-FLX!20DB2C93B729
MAXmalware (ai score=100)
MalwarebytesRansom.GandCrab
PandaTrj/GdSda.A
TrendMicro-HouseCallMal_HPGen-50
RisingTrojan.Generic@ML.96 (RDML:ScUA0XklJAhU5XCuAxPE6A)
YandexTrojan.GenAsa!8NZUc31DzdA
IkarusTrojan.Win32.Ranumbot
FortinetW32/Kryptik.GMSM!tr
AVGFileRepMalware
Paloaltogeneric.ml
Qihoo-360Win32/Trojan.CeeInject.HwoCEpsA

How to remove Trojan.Win32.Chapak.atun?

Trojan.Win32.Chapak.atun 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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