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Analysis

  • max time kernel
    162s
  • max time network
    167s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/12/2022, 19:23

General

  • Target

    61c2d956abd3ae0e7da01f83c91b64db39ab1de3b92dcf10b3a22305591f61f0.exe

  • Size

    124KB

  • MD5

    f9cf85c1a37d6e24ab38e63c0c398272

  • SHA1

    4ccbffeca674ab347780daa81924071d13683f9d

  • SHA256

    61c2d956abd3ae0e7da01f83c91b64db39ab1de3b92dcf10b3a22305591f61f0

  • SHA512

    75a07021444247d2a794fe75eb82e320fa348d56992489eb223a4b4fce603812f7715327b2bc361d9f4ecb5f3456ff50d0f2e8bda7f31248f3c2e49c13401ffa

  • SSDEEP

    1536:6TEShwR+uBxeDtMYHa27J14ltxporZ45iMNeG0h/y:kEShwR+keV6gJ1uCt45eq

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 52 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\61c2d956abd3ae0e7da01f83c91b64db39ab1de3b92dcf10b3a22305591f61f0.exe
    "C:\Users\Admin\AppData\Local\Temp\61c2d956abd3ae0e7da01f83c91b64db39ab1de3b92dcf10b3a22305591f61f0.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4048
    • C:\Users\Admin\jxqin.exe
      "C:\Users\Admin\jxqin.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:4696

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\jxqin.exe

    Filesize

    124KB

    MD5

    cc00ebf94b29da9354e1776b60e36823

    SHA1

    89202ac6b08ec93fecfefca76ad51476c7206e42

    SHA256

    f8cbfd29bd824b19e18fab87f3149c2ca18fe1b40572b93777fee48433f22a79

    SHA512

    a3a73199178653b22f3a82d565f09179ff5aa539404fc41fbcc259749bba564277264ae46677f295ad887e1911d65c20b90c76bcda22fbbd605b804dc6235b66

  • C:\Users\Admin\jxqin.exe

    Filesize

    124KB

    MD5

    cc00ebf94b29da9354e1776b60e36823

    SHA1

    89202ac6b08ec93fecfefca76ad51476c7206e42

    SHA256

    f8cbfd29bd824b19e18fab87f3149c2ca18fe1b40572b93777fee48433f22a79

    SHA512

    a3a73199178653b22f3a82d565f09179ff5aa539404fc41fbcc259749bba564277264ae46677f295ad887e1911d65c20b90c76bcda22fbbd605b804dc6235b66