Analysis

  • max time kernel
    95s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-11-2024 16:42

General

  • Target

    87116c9c8b3896216d763178a26277ed5ce162217141f7f6025063392d932057.exe

  • Size

    255KB

  • MD5

    788694b7baa26fb737137e7269716a0c

  • SHA1

    28d2a6a371d2a6a97bb805aa6c4fc42b5218333f

  • SHA256

    87116c9c8b3896216d763178a26277ed5ce162217141f7f6025063392d932057

  • SHA512

    e037c1377607ce487fb83cd6dabaec5548398c3fb14d7d503e8b4b03fef94c1f74c7f8d778549a43e0ce6390078f205480ed48e2df8271a48caaab67f9e60992

  • SSDEEP

    6144:85p178U0MURaGyNXYWQzHazRfXrwSRnWwhrQqW:EeGUA5YZazpXUmZhJW

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\87116c9c8b3896216d763178a26277ed5ce162217141f7f6025063392d932057.exe
    "C:\Users\Admin\AppData\Local\Temp\87116c9c8b3896216d763178a26277ed5ce162217141f7f6025063392d932057.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1304
    • C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
      "C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:368
      • C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
        "C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"
        3⤵
          PID:2164

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe

      Filesize

      255KB

      MD5

      7cbde7fbbce29cfaece6573950cf5976

      SHA1

      767e39c757b1106c02353b4a421b6e5acc959823

      SHA256

      f87b725d1d32dfe5c45c6c5cc28598b49dd5ad574acb67ec6cd7e40d5bc3ac32

      SHA512

      8a02cc007947c8baf10cdc7a054fdce72e0ce2afdeb70fd4c92113cb93fec99ec10cfefaf395632dbec95228e5ef91ddeb2efe8b721df42cd8253555ce4e9828

    • memory/368-24-0x0000000075050000-0x0000000075601000-memory.dmp

      Filesize

      5.7MB

    • memory/368-23-0x0000000075050000-0x0000000075601000-memory.dmp

      Filesize

      5.7MB

    • memory/368-28-0x0000000075050000-0x0000000075601000-memory.dmp

      Filesize

      5.7MB

    • memory/368-26-0x0000000075050000-0x0000000075601000-memory.dmp

      Filesize

      5.7MB

    • memory/368-25-0x0000000075050000-0x0000000075601000-memory.dmp

      Filesize

      5.7MB

    • memory/368-21-0x0000000075050000-0x0000000075601000-memory.dmp

      Filesize

      5.7MB

    • memory/1304-2-0x0000000075050000-0x0000000075601000-memory.dmp

      Filesize

      5.7MB

    • memory/1304-6-0x0000000075050000-0x0000000075601000-memory.dmp

      Filesize

      5.7MB

    • memory/1304-7-0x0000000075050000-0x0000000075601000-memory.dmp

      Filesize

      5.7MB

    • memory/1304-22-0x0000000075050000-0x0000000075601000-memory.dmp

      Filesize

      5.7MB

    • memory/1304-1-0x0000000075050000-0x0000000075601000-memory.dmp

      Filesize

      5.7MB

    • memory/1304-0-0x0000000075052000-0x0000000075053000-memory.dmp

      Filesize

      4KB

    • memory/1304-5-0x0000000075050000-0x0000000075601000-memory.dmp

      Filesize

      5.7MB

    • memory/1304-4-0x0000000075052000-0x0000000075053000-memory.dmp

      Filesize

      4KB

    • memory/1304-3-0x0000000075050000-0x0000000075601000-memory.dmp

      Filesize

      5.7MB