Categories: Trojan

What is “Trojan.Win32.Copak.lkko”?

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

  • Behavioural detection: Executable code extraction – unpacking
  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Creates RWX memory
  • Dynamic (imported) function loading detected
  • 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.lkko?


File Info:

name: DBA719CBEAA8ACAF7C17.mlwpath: /opt/CAPEv2/storage/binaries/2a99aff096104867a16cb4f9a61df606f579222feb92f5e7167f4dbc723c9b62crc32: 57000892md5: dba719cbeaa8acaf7c17ada0a285596bsha1: 707ba6acc6aadeb42d542a386fc7b93d57cf9dafsha256: 2a99aff096104867a16cb4f9a61df606f579222feb92f5e7167f4dbc723c9b62sha512: 9514a5a269655a5d4fd3e0f593ac51dc5a2ab59f5497239fc9343e6afa094cfae965a84d07ae91aa966b394a72168d8cde7477bfbf7a13b301a46e6993c72166ssdeep: 3072:qFCWpufFlV8LkewWihlyeY5cwG08FsBI0ECHwazlmUEdyA:qwW49lQ0meYOwDI0EMvlmUEEAtype: PE32 executable (console) Intel 80386, for MS Windowstlsh: T131F3DFA74002A5EFE18D30F851BF1080936D274B231A6D1B7EA16D3A6FB324C5796DE7sha3_384: 395f60166b78e2cbba0782e341170281394089c54548368bf260da815adad15526c9207dc75ee78a4c44ed46448e5d6fep_bytes: b9a53a43ff81c6733b6b7968d8854000timestamp: 1970-01-01 00:00:00

Version Info:

0: [No Data]

Trojan.Win32.Copak.lkko also known as:

Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Razy.865537
FireEye Generic.mg.dba719cbeaa8acaf
CAT-QuickHeal Trojan.Glupteba
McAfee GenericRXGJ-XZ!2F1803210BCC
Cylance Unsafe
Sangfor Suspicious.Win32.Save.a
K7AntiVirus Trojan ( 00577ea11 )
K7GW Trojan ( 00577ea11 )
Cybereason malicious.beaa8a
Cyren W32/Zbot.W.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Injector.DZQA
APEX Malicious
Kaspersky Trojan.Win32.Copak.lkko
BitDefender Gen:Variant.Razy.865537
NANO-Antivirus Virus.Win32.Gen-Crypt.ccnc
Avast Win32:Trojan-gen
Tencent Trojan.Win32.Copak.wa
Ad-Aware Gen:Variant.Razy.865537
Emsisoft Gen:Variant.Razy.865537 (B)
DrWeb Trojan.Siggen14.7487
McAfee-GW-Edition BehavesLike.Win32.Glupteba.cc
Sophos ML/PE-A + Troj/Agent-BGOS
GData Gen:Variant.Razy.865537
eGambit Unsafe.AI_Score_99%
Avira TR/Crypt.XPACK.Gen
MAX malware (ai score=84)
Antiy-AVL Trojan/Generic.ASMalwS.334E4FF
Microsoft Trojan:Win32/Glupteba.DB!MTB
Cynet Malicious (score: 100)
AhnLab-V3 Malware/Win32.RL_Generic.R293305
Acronis suspicious
BitDefenderTheta Gen:NN.ZexaF.34114.kuZ@aeSC5Sd
ALYac Gen:Variant.Razy.865537
VBA32 BScope.Trojan.Wacatac
Malwarebytes Trojan.Crypt
Rising Trojan.Injector!1.CD26 (RDMK:cmRtazpV0v18bHc4OUaYdowOaWz2)
Yandex Trojan.Copak!DuIQOm4oK/8
SentinelOne Static AI – Malicious PE
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Copak.AGMG!tr
AVG Win32:Trojan-gen
CrowdStrike win/malicious_confidence_100% (D)

How to remove Trojan.Win32.Copak.lkko?

  • 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.
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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