Analysis

  • max time kernel
    150s
  • max time network
    106s
  • 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 17:29

General

  • Target

    ee16787448f3ef127e0326920e1e812d_JaffaCakes118.exe

  • Size

    124KB

  • MD5

    ee16787448f3ef127e0326920e1e812d

  • SHA1

    ae7f7c3a9881f5483f5cbf2b7904f1f9ce286952

  • SHA256

    a30661455a0bb18f626176fbd00e6628438d8bbc1ca7451439031ed13202dbf5

  • SHA512

    ac82c53e20a6e49c4eb1fcd9bf4a9eac91adf8ff83075d20767e375006259284098a1506345b46429383705c8ef9d733fc3a346245c3f8ffbe0b5ead6bf093d3

  • SSDEEP

    3072:ICcjiBKYK3vXvOG2RdYjH08qdLxilMiyfwAfGxMwV:5cgKYK3vXWG4mzQLxilMiyfwAfGx

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\ee16787448f3ef127e0326920e1e812d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ee16787448f3ef127e0326920e1e812d_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:3568
    • C:\Users\Admin\tuela.exe
      "C:\Users\Admin\tuela.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:4632

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\tuela.exe

    Filesize

    124KB

    MD5

    f435bd2e643d10c283a15689391d3b7a

    SHA1

    f1fdbb552ec64350d60ed8c84ac38bf00c87b265

    SHA256

    5b6e01a90ec4c8979518326cabc9ac423985971c7508b4df584d58d97ccd9031

    SHA512

    46a74a3fc1bf17f553a836dff62669e9db442db9be2267e848b9c84db72d1280fa8f936b82524129d1f2340f3f1bf5716cc9c865f5c486ae9e58819c5a900a49