Analysis

  • max time kernel
    149s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/09/2024, 14:11

General

  • Target

    edc27d931f403b1803cb615bbae2b6db_JaffaCakes118.exe

  • Size

    100KB

  • MD5

    edc27d931f403b1803cb615bbae2b6db

  • SHA1

    b9539107f70936ef75d9779a680d9b4c5e7eb20c

  • SHA256

    b0db11665009aa19ba694681a4a25f08aaade972ae3c8548e2aed4f2fccfd529

  • SHA512

    ba40d9946f62fe4e1f31f112dfcac219387eed698b36c14ba2d206892e31e8c8dda27a9aef73504a8149d2a972b9c86e7bb009248950faf499e09d9be741332e

  • SSDEEP

    1536:dv08iAuismywsXLw0wF9MGM9K/oKtNgCMbA1bL3N+NM5Uf1NIjnZW:6X/KLOM52Cn4

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • 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 52 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 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\edc27d931f403b1803cb615bbae2b6db_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\edc27d931f403b1803cb615bbae2b6db_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3896
    • C:\Users\Admin\feedew.exe
      "C:\Users\Admin\feedew.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:3044

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\feedew.exe

    Filesize

    100KB

    MD5

    f733c2e46f71ab4af063a51a312162f9

    SHA1

    1b44f81d238b97c3d5c094b792f6a014b5a45fbb

    SHA256

    3f43c03bdc8b1c987b0ab8ec9a19ad262df697c1d3ecffd5824516d76476fa36

    SHA512

    c553ba751cf94c04f35714c1580226b372bd78026e26fbb28ddba6dbd5bad83021dca208e15e7f15629a3275fdef2746b0cb126b64269632e65df932d2a4ffc5