Trojan.Win32.Copak (file analysis)

The Trojan.Win32.Copak 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 virus can do?

• Behavioural detection: Executable code extraction – unpacking
• A file was accessed within the Public folder.
• Sample contains Overlay data
• Reads data out of its own binary image
• CAPE extracted potentially suspicious content
• The binary contains an unknown PE section name indicative of packing
• The binary likely contains encrypted or compressed data.
• Authenticode signature is invalid
• CAPE detected the shellcode get eip malware family
• Creates a copy of itself
• Deletes executed files from disk
• Yara detections observed in process dumps, payloads or dropped files

How to determine Trojan.Win32.Copak?

File Info:
name: 945C13D44CAC10BFCA83.mlw
path: /opt/CAPEv2/storage/binaries/e7cc2aca765d769b9f893af53b6f0e5a33d4c2aa670424f8f8551e61ac5304e5
crc32: 2B1975A1
md5: 945c13d44cac10bfca83b54861cb91c8
sha1: fd63da7d0795eb5b04d7bbfe9a224c61176dd567
sha256: e7cc2aca765d769b9f893af53b6f0e5a33d4c2aa670424f8f8551e61ac5304e5
sha512: 6b5ab4e21f233027a79470abd13789775582c779ceeaa10ef138af1669f6454a0caadcb32e6edec677d3a945743bf8430eddb7dd56844cd63acf5afc46ab10a2
ssdeep: 3072:wNZMEstuV7dAMjEYSvH2mI05gDQvXAV8Hj3XfVg7gRXLboitn/o:IZBJg5vHhzysc67vDRXAit/o
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T18524BE8EF2873F62D5A343B0304A5952BB38E76D723516BB9214C2BC17B792CDCBA541
sha3_384: 9c21f0b91bd11e319b08943ec30c219647d29124f5ce953a286dc27b97c648d9a5109408c0d3d7eb111110ccea668049
ep_bytes: e03448f5b06dfc72b5bcc5e377ffad59
timestamp: 1971-05-16 00:00:00

Version Info:
CompanyName: Wayne J. Radburn
FileDescription: PE/COFF File Viewer
FileVersion: 0.9.9.0
InternalName: PEview
LegalCopyright: Copyright© 1997-2011 Wayne J. Radburn
OriginalFilename: PEview.exe
ProductName: PEview
ProductVersion: 0.9.9.0
Translation: 0x0409 0x04e4

Trojan.Win32.Copak also known as:

How to remove Trojan.Win32.Copak?

• 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.