Analysis

  • max time kernel
    148s
  • max time network
    83s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    21-08-2024 13:56

General

  • Target

    b3ba3dd911ac3ad6da40b13b666310a1_JaffaCakes118.exe

  • Size

    476KB

  • MD5

    b3ba3dd911ac3ad6da40b13b666310a1

  • SHA1

    1b6b6e551ac2dce5e7abb9c17d693288a4a1402a

  • SHA256

    a4580a2d6b3fd6718473e696572ea0e750344707fae3e7de574409260ad92ee3

  • SHA512

    ad2d4d502adcce2228027cf1c2fa3c84bf276ddb80f5e76326f88d89980ea033efa3ac61dd2f51e9f561e8f31850bb9eff2d615c3ecdb7df78cca91be7a1bbc0

  • SSDEEP

    12288:bG9uP69XK2bnRlUM50St9b4ZZj0rwySz7:MbNK2R6Mzg0kyS

Malware Config

Signatures

  • Windows security bypass 2 TTPs 10 IoCs
  • Disables taskbar notifications via registry modification
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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 FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b3ba3dd911ac3ad6da40b13b666310a1_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b3ba3dd911ac3ad6da40b13b666310a1_JaffaCakes118.exe"
    1⤵
    • Windows security bypass
    • Loads dropped DLL
    • Windows security modification
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1400
    • C:\ProgramData\043A6A5B00014973000AA325B4EB2331\043A6A5B00014973000AA325B4EB2331.exe
      "C:\ProgramData\043A6A5B00014973000AA325B4EB2331\043A6A5B00014973000AA325B4EB2331.exe" "C:\Users\Admin\AppData\Local\Temp\b3ba3dd911ac3ad6da40b13b666310a1_JaffaCakes118.exe"
      2⤵
      • Windows security bypass
      • Deletes itself
      • Executes dropped EXE
      • Windows security modification
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:2384

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \ProgramData\043A6A5B00014973000AA325B4EB2331\043A6A5B00014973000AA325B4EB2331.exe

    Filesize

    476KB

    MD5

    b3ba3dd911ac3ad6da40b13b666310a1

    SHA1

    1b6b6e551ac2dce5e7abb9c17d693288a4a1402a

    SHA256

    a4580a2d6b3fd6718473e696572ea0e750344707fae3e7de574409260ad92ee3

    SHA512

    ad2d4d502adcce2228027cf1c2fa3c84bf276ddb80f5e76326f88d89980ea033efa3ac61dd2f51e9f561e8f31850bb9eff2d615c3ecdb7df78cca91be7a1bbc0

  • memory/1400-0-0x0000000000220000-0x0000000000222000-memory.dmp

    Filesize

    8KB

  • memory/1400-1-0x0000000000410000-0x00000000004D8000-memory.dmp

    Filesize

    800KB

  • memory/1400-2-0x0000000000410000-0x00000000004D8000-memory.dmp

    Filesize

    800KB

  • memory/1400-16-0x0000000000410000-0x00000000004D8000-memory.dmp

    Filesize

    800KB

  • memory/1400-26-0x0000000000410000-0x00000000004D8000-memory.dmp

    Filesize

    800KB

  • memory/2384-11-0x0000000000410000-0x00000000004D8000-memory.dmp

    Filesize

    800KB

  • memory/2384-17-0x0000000000410000-0x00000000004D8000-memory.dmp

    Filesize

    800KB

  • memory/2384-29-0x0000000000410000-0x00000000004D8000-memory.dmp

    Filesize

    800KB

  • memory/2384-30-0x0000000000410000-0x00000000004D8000-memory.dmp

    Filesize

    800KB

  • memory/2384-35-0x0000000000410000-0x00000000004D8000-memory.dmp

    Filesize

    800KB