Analysis

  • max time kernel
    95s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-09-2024 04:15

General

  • Target

    cea13f2f9ffcb43fa8712f66d42b7aa6_JaffaCakes118.exe

  • Size

    108KB

  • MD5

    cea13f2f9ffcb43fa8712f66d42b7aa6

  • SHA1

    167523f05689a3398dfb1e6cf2fdfa00fd119a06

  • SHA256

    977b33ba1a0db9db558cd022f6f823165d29bee25ea5570d6824a76b98d620d2

  • SHA512

    9cebc892aa03cbf783ab1c52a5e78ae795ef6b6c872d446c57d1e824c0502d791fa29f64f78ee299769ae56b5aebac40e1978aa38063288409fe1d3442872138

  • SSDEEP

    1536:/QpQ5EP0ijnRTXJC7NeYRNgKJ+BCyeC8rJTsMLrzLKPTS064Dmuvar:/QIURTXJ8eqgKJ+BC5C89pjLKrS03U

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 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.

  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cea13f2f9ffcb43fa8712f66d42b7aa6_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\cea13f2f9ffcb43fa8712f66d42b7aa6_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3620
    • C:\Users\Admin\AppData\Local\Temp\nsx80F9.tmp\downloadmr.exe
      C:\Users\Admin\AppData\Local\Temp\nsx80F9.tmp\downloadmr.exe /u4d48824f-345c-4a9b-9d9f-793b5bc06ebe /e2214128
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      • Suspicious use of SetWindowsHookEx
      PID:3360

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsx80F9.tmp\downloadmr.exe

    Filesize

    127KB

    MD5

    9a7be6bdf4d6a5b6762f437c644f23ab

    SHA1

    d26b0320fe11a607f06a4aa5707428e9c63f7887

    SHA256

    50557c404d4a4563538fcf68cb73124d37d4cd954c2988601adb99040dbc81d7

    SHA512

    3a243b35283fa4095494170a99844f2a57354bd9fcd5f1ddac31667f2fb8d23cba2849c7bff539778715cbe69daea893fb9089ffe74a7cfb645ba1ce8fa814d1

  • memory/3360-4-0x00000000742D2000-0x00000000742D3000-memory.dmp

    Filesize

    4KB

  • memory/3360-5-0x00000000742D0000-0x0000000074881000-memory.dmp

    Filesize

    5.7MB

  • memory/3360-6-0x00000000742D0000-0x0000000074881000-memory.dmp

    Filesize

    5.7MB

  • memory/3360-17-0x00000000742D0000-0x0000000074881000-memory.dmp

    Filesize

    5.7MB

  • memory/3360-18-0x00000000742D0000-0x0000000074881000-memory.dmp

    Filesize

    5.7MB

  • memory/3360-19-0x00000000742D0000-0x0000000074881000-memory.dmp

    Filesize

    5.7MB

  • memory/3360-20-0x00000000742D0000-0x0000000074881000-memory.dmp

    Filesize

    5.7MB

  • memory/3360-21-0x00000000742D0000-0x0000000074881000-memory.dmp

    Filesize

    5.7MB

  • memory/3360-22-0x00000000742D2000-0x00000000742D3000-memory.dmp

    Filesize

    4KB

  • memory/3360-23-0x00000000742D0000-0x0000000074881000-memory.dmp

    Filesize

    5.7MB

  • memory/3360-24-0x00000000742D0000-0x0000000074881000-memory.dmp

    Filesize

    5.7MB

  • memory/3360-26-0x00000000742D0000-0x0000000074881000-memory.dmp

    Filesize

    5.7MB