Analysis

  • max time kernel
    149s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/08/2024, 06:07

General

  • Target

    c26ce9f0d9c14f3e34bbbb44a101c5b5_JaffaCakes118.exe

  • Size

    176KB

  • MD5

    c26ce9f0d9c14f3e34bbbb44a101c5b5

  • SHA1

    e67ea0282bad5e1d559ee947e279f99db3606eb3

  • SHA256

    0050a47814919a368c7624e772c8aa026c316d7a6d4e8a16abd7e87abb032fa6

  • SHA512

    bf3969750983f31817904fe62c1f594c111f42f0a33a100fc7d70261df8a0ea65db74981a0128ec69207caed29bfafcad359d1477b33590c38d908ca20b77f39

  • SSDEEP

    3072:XGvJwJqqWUA7dxrGi3npQjPBHiuTmWy1qgAtjQ7vK8JLXeZ2eJj3jKp/oL99:XRqqWUA7LrGiZQjPBHiuTmWy1qgAtjQO

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 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\c26ce9f0d9c14f3e34bbbb44a101c5b5_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\c26ce9f0d9c14f3e34bbbb44a101c5b5_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4928
    • C:\Users\Admin\baigoej.exe
      "C:\Users\Admin\baigoej.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:4032

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\baigoej.exe

    Filesize

    176KB

    MD5

    36616c84e4ada9572242ff4a99d6ded6

    SHA1

    1cdfe68a355307b29b36112a9be52a114dd05c4b

    SHA256

    ba44525213e1efdcfb9bdb2560d064ee5835e84d28e693d36045f90af417fac0

    SHA512

    26fdd025604d77dfae287fc94406ac4980c94232d067dec80911d3beaceb7865024134b2d2c0efc8d2bbd36130d7486bbf51989c7bcac7da61c5976db700d449