Analysis

  • max time kernel
    149s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    05/10/2024, 00:50

General

  • Target

    15879f4f716f9f09bb561e6f830cf3f8_JaffaCakes118.exe

  • Size

    232KB

  • MD5

    15879f4f716f9f09bb561e6f830cf3f8

  • SHA1

    0df00acd4ee984426062dd82ab0018b5ce577823

  • SHA256

    a2900359ca74be3de45794b44d0aca4286268cc53b4a00d155709a521f8c5166

  • SHA512

    ecfd7ae357728d00644dc9f989b8caeba3de309d3b5c4eeb72a127e2d6f0296edd7392c512f839213075e28f0f98f1f1637a87b3b299262a8f90f1571dbf2bb7

  • SSDEEP

    3072:MpMeBctYwN1Smm727IJCkvIwXX4Ph0ApMX3KKl+Hv/91I/2XrlDuO:MpPBctYwN1S327Y54Ph0TX1kd18Crp

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 53 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\15879f4f716f9f09bb561e6f830cf3f8_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\15879f4f716f9f09bb561e6f830cf3f8_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2032
    • C:\Users\Admin\teiamon.exe
      "C:\Users\Admin\teiamon.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:2108

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\teiamon.exe

    Filesize

    232KB

    MD5

    46dbcb2696b23d603219ceb91abc0303

    SHA1

    3ecfeeaa4e72f02bd9bc18bec905cb4660c090b2

    SHA256

    56787e7ea62a62a9730c2cb0e3e9210220d82f45d4c6598cb44c7d1efcd866ce

    SHA512

    2cbca3ae1bd64766a6b3402aec4e25392b7d0202e7dfbad4e02950dd2bcee399f427463dffcdf83f1f9cf0151a5461727f5dcfbadb2bc0cd284dff9e3d48b47f