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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/10/2024, 22:17

General

  • Target

    151c08a7ed9361ba182b5d339b789b6e_JaffaCakes118.exe

  • Size

    193KB

  • MD5

    151c08a7ed9361ba182b5d339b789b6e

  • SHA1

    f468daa950583b7741019179679aa422f1a758a3

  • SHA256

    985921648728599a08d3a88ad0fff72c89b8056421aa8088199a1b854a71863a

  • SHA512

    585209ebd9b5267f485b7d14d9083c8aa36d90b62c7fdc06b0e5db99cebe464011e54a87192e90b64acc6cea85e43dbdb0669f71aaa90db8bc7ab854743c878a

  • SSDEEP

    3072:3BoVZJ+5RlPM3rdS0v9QFJtbP1QGNJH7H8+yvX/q0ANX1W1GzIP:R2KM7dlv9Qx73H78pvvjSk0I

Score
7/10

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
  • Drops desktop.ini file(s) 2 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Windows directory 3 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 behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\151c08a7ed9361ba182b5d339b789b6e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\151c08a7ed9361ba182b5d339b789b6e_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1728
    • C:\Users\Admin\AppData\Local\Temp\ins9088\ins9088.exe
      "C:\Users\Admin\AppData\Local\Temp\ins9088\ins9088.exe" /e5348748 /u50d19690-97d8-405e-bebb-08625bc06f2f
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3076

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\ins9088\ins9088.exe

    Filesize

    253KB

    MD5

    990774201cab9f23e9b2a4dbfd7b322d

    SHA1

    a77b83a8a3b9efcc38e8b3d1c42e681c1450470c

    SHA256

    68da632d702639815cc5875aefd103304c528df93bd8e197e7d6335787d131ae

    SHA512

    1d15af0b2a44b23319ffe35164b285868a32cd7b2e5810bf97902d5f91891eaf6f8f6e182d0ca9e6090a670f768567a3f667a95451d93e9881734f0c8b2ebde5

  • memory/1728-21-0x0000000000610000-0x000000000068B000-memory.dmp

    Filesize

    492KB

  • memory/1728-26-0x0000000000610000-0x000000000068B000-memory.dmp

    Filesize

    492KB

  • memory/1728-0-0x0000000000610000-0x000000000068B000-memory.dmp

    Filesize

    492KB

  • memory/3076-13-0x0000000073220000-0x00000000737D1000-memory.dmp

    Filesize

    5.7MB

  • memory/3076-17-0x0000000073220000-0x00000000737D1000-memory.dmp

    Filesize

    5.7MB

  • memory/3076-18-0x0000000073220000-0x00000000737D1000-memory.dmp

    Filesize

    5.7MB

  • memory/3076-19-0x0000000073220000-0x00000000737D1000-memory.dmp

    Filesize

    5.7MB

  • memory/3076-20-0x0000000073220000-0x00000000737D1000-memory.dmp

    Filesize

    5.7MB

  • memory/3076-14-0x0000000073220000-0x00000000737D1000-memory.dmp

    Filesize

    5.7MB

  • memory/3076-22-0x0000000073220000-0x00000000737D1000-memory.dmp

    Filesize

    5.7MB

  • memory/3076-23-0x0000000073222000-0x0000000073223000-memory.dmp

    Filesize

    4KB

  • memory/3076-25-0x0000000073220000-0x00000000737D1000-memory.dmp

    Filesize

    5.7MB

  • memory/3076-12-0x0000000073222000-0x0000000073223000-memory.dmp

    Filesize

    4KB