Analysis

  • max time kernel
    150s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    26-07-2024 23:02

General

  • Target

    761a2fcb9f87b2379232ad74d1645888_JaffaCakes118.exe

  • Size

    240KB

  • MD5

    761a2fcb9f87b2379232ad74d1645888

  • SHA1

    c71bdef4115556d722e9ab127f9fcfc6b880fae0

  • SHA256

    a925f17bd2c931faed427344395c8a502f1caa7208dcf42aac05e39a406f9e23

  • SHA512

    c4a148f2cb8ea6fa89d36706b83f27e6297cc5a3e5e95f1e93ab0d1aedae9fafc367cd7c29ec7d53c51ce7821b76ac46baab2d2ea6a146bea331b039a878f80d

  • SSDEEP

    6144:wUX3dwqsNwemAB0EqxF6snji81RUinKchhymSQ:DdQQJsx

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 27 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\761a2fcb9f87b2379232ad74d1645888_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\761a2fcb9f87b2379232ad74d1645888_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:2936
    • C:\Users\Admin\yaituej.exe
      "C:\Users\Admin\yaituej.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:2556

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\yaituej.exe

    Filesize

    240KB

    MD5

    9be170577790f83cca759c18e33e7830

    SHA1

    dd449ecce762ff0f8eb3f7f4518087bd36528195

    SHA256

    2b95e1137146550d9e4fd6fe84013ec20b3d81c4074048037f11341f179df41a

    SHA512

    7226677346eb02901fa6739dde9904c2515171c86b3601a6187edd8b6f31f6367c8904e4cacbb6e7fa5161befeb9df2e8b5775ab66ad35e9a1e6eaeb22cbeb8c