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Analysis

  • max time kernel
    240s
  • max time network
    283s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    07/01/2024, 12:09

General

  • Target

    2024-01-06_54c420f688bb75af1cfbf2b2529cfbc9_karagany_mafia.exe

  • Size

    265KB

  • MD5

    54c420f688bb75af1cfbf2b2529cfbc9

  • SHA1

    fb1a4df09c25eaa45a98a2a14f769c330110ea90

  • SHA256

    8eba0fee81a8b4069d51c688a4ff8cb3ebe49cdff750cfb802202f1ff1c53747

  • SHA512

    176b6f113d3d0d8ca510c88d6281bc43a6cf161e9acfe701d9ee2ebede7537a26346dff6e90c2d56df56481cf6e19090160f0bd7bb461d165f76c2896948185e

  • SSDEEP

    3072:uv5tt9cXgoEJk/N77w1ixVJgLzhUkNp2fAhz1WLNoXE1e3GcCFK/ksMRRpwzvjDo:uvSgnk/NgSJqzhUU2fa1WKXIOTzjELEG

Malware Config

Signatures

  • GandCrab payload 4 IoCs
  • Gandcrab

    Gandcrab is a Trojan horse that encrypts files on a computer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-01-06_54c420f688bb75af1cfbf2b2529cfbc9_karagany_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-01-06_54c420f688bb75af1cfbf2b2529cfbc9_karagany_mafia.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2928
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2928 -s 728
      2⤵
      • Program crash
      PID:580

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2928-1-0x00000000006F0000-0x00000000007F0000-memory.dmp

    Filesize

    1024KB

  • memory/2928-2-0x0000000000400000-0x000000000055A000-memory.dmp

    Filesize

    1.4MB

  • memory/2928-3-0x00000000002E0000-0x00000000002F7000-memory.dmp

    Filesize

    92KB

  • memory/2928-8-0x0000000000400000-0x000000000055A000-memory.dmp

    Filesize

    1.4MB

  • memory/2928-13-0x00000000006F0000-0x00000000007F0000-memory.dmp

    Filesize

    1024KB

  • memory/2928-14-0x00000000002E0000-0x00000000002F7000-memory.dmp

    Filesize

    92KB