Trojan

Trojan.Win32.Copak.mysk (file analysis)

Malware Removal

The Trojan.Win32.Copak.mysk 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.Copak.mysk virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Creates RWX memory
  • Dynamic (imported) function loading detected
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Deletes its original binary from disk
  • Created a process from a suspicious location
  • Creates a copy of itself

How to determine Trojan.Win32.Copak.mysk?


File Info:

name: C4D60B85753BDCB7514B.mlw
path: /opt/CAPEv2/storage/binaries/2ea86367db2215a0f76c46026260bc4c7bf3a0bb772966bf60d0eefdacb1dd12
crc32: 7E4C66BE
md5: c4d60b85753bdcb7514bd5761f40c05e
sha1: 2324b1e5b33454aed3723a72569aa147e2b62e20
sha256: 2ea86367db2215a0f76c46026260bc4c7bf3a0bb772966bf60d0eefdacb1dd12
sha512: 98ae5056babe373e281558f8c63b7cf2b151c401c3048a88216e6586733b7a6834c841eb371574623a6dd4fadee5b11bcb8d3d9aff232a0f8c00717e4e370f7d
ssdeep: 6144:0yEfSbK+T777rmiQ6mm7X0ObmL7jB5ySB9YSlrRPx5gdlWuT/r4HySB9YSlrRP15:btbK+T777rmiQ6mm7XULh/jRPx5AlvrU
type: PE32 executable (console) Intel 80386, for MS Windows
tlsh: T1F574CF14374B54C2E98A00F6BCB59BDB4F9E15D3F28A63295F4B5820B67DE3EB150C0A
sha3_384: dae138d17a365e5ca516a5effc3db9373c10b5623ab0d014f29faf2803338180075973bf5fe7d9588e1a7155457b8746
ep_bytes: 680d7d60105b404968d8854000680010
timestamp: 1970-01-01 00:00:00

Version Info:

0: [No Data]

Trojan.Win32.Copak.mysk also known as:

BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
DrWebTrojan.Siggen14.7487
MicroWorld-eScanGen:Variant.Razy.865537
FireEyeGeneric.mg.c4d60b85753bdcb7
McAfeeArtemis!C4D60B85753B
CylanceUnsafe
SangforSuspicious.Win32.Save.a
K7AntiVirusTrojan ( 00577ea11 )
AlibabaTrojan:Win32/Copak.bbe36912
K7GWTrojan ( 00577ea11 )
Cybereasonmalicious.5753bd
BitDefenderThetaGen:NN.ZexaF.34182.vuZ@aeSC5Sd
CyrenW32/Zbot.W.gen!Eldorado
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Injector.DZQA
TrendMicro-HouseCallTROJ_GEN.R002C0DB422
Paloaltogeneric.ml
CynetMalicious (score: 100)
KasperskyTrojan.Win32.Copak.mysk
BitDefenderGen:Variant.Razy.865537
NANO-AntivirusVirus.Win32.Gen-Crypt.ccnc
AvastWin32:Trojan-gen
TencentTrojan.Win32.Copak.wd
SophosML/PE-A + Troj/Agent-BGOS
TrendMicroTROJ_GEN.R002C0DB422
McAfee-GW-EditionBehavesLike.Win32.Glupteba.fc
EmsisoftGen:Variant.Razy.865537 (B)
AviraTR/Dropper.Gen
Antiy-AVLTrojan/Win32.Injector
GridinsoftRansom.Win32.Wacatac.sa
MicrosoftTrojan:Win32/Glupteba.DB!MTB
ZoneAlarmTrojan.Win32.Copak.mysk
GDataGen:Variant.Razy.865537
SentinelOneStatic AI – Malicious PE
AhnLab-V3Malware/Win32.RL_Generic.R293305
VBA32BScope.Trojan.Wacatac
ALYacGen:Variant.Razy.865537
MalwarebytesTrojan.Crypt
APEXMalicious
RisingTrojan.Injector!1.CD26 (CLOUD)
YandexTrojan.Copak!lmWNt9L1dnk
MAXmalware (ai score=81)
MaxSecureTrojan.Malware.121218.susgen
FortinetW32/Copak.AGMG!tr
AVGWin32:Trojan-gen
CrowdStrikewin/malicious_confidence_100% (W)

How to remove Trojan.Win32.Copak.mysk?

Trojan.Win32.Copak.mysk 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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