Analysis

  • max time kernel
    95s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/09/2024, 22:50

General

  • Target
    ea1e1d412a61ef4fd4be001ace64adb2_JaffaCakes118.exe
  • Size 120KB
  • Sample240918-2sd5qsxclf
  • SHA256 8b14eff8869e5df0df115c93099ffefe39080fe9d1368f2506ab73228c928c07
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 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\ea1e1d412a61ef4fd4be001ace64adb2_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ea1e1d412a61ef4fd4be001ace64adb2_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4000
    • C:\Users\Admin\AppData\Local\Temp\nsh7F63.tmp\downloadmr.exe
      C:\Users\Admin\AppData\Local\Temp\nsh7F63.tmp\downloadmr.exe /u4d488269-6268-4c29-b4c2-79305bc06ebe /e340
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      • Suspicious use of SetWindowsHookEx
      PID:4628

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        System.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsh7F63.tmp\System.dll
        • Size 11KB
        • SHA256 dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f
        • MD5 SHA1 SHA512 SSDEEP

        downloadmr.exe

        • Path C:\Users\Admin\AppData\Local\Temp\nsh7F63.tmp\downloadmr.exe
        • Size 126KB
        • SHA256 41f8a44fa51b9cdb1b5c97b8dc267f03b4e9eb832a133dc1875958e5e000745a
        • MD5 SHA1 SHA512 SSDEEP

        memory/4628-13-0x0000000074242000-0x0000000074243000-memory.dmp

        memory/4628-14-0x0000000074240000-0x00000000747F1000-memory.dmp

        memory/4628-15-0x0000000074240000-0x00000000747F1000-memory.dmp

        memory/4628-26-0x0000000074240000-0x00000000747F1000-memory.dmp

        memory/4628-27-0x0000000074240000-0x00000000747F1000-memory.dmp

        memory/4628-28-0x0000000074240000-0x00000000747F1000-memory.dmp

        memory/4628-29-0x0000000074240000-0x00000000747F1000-memory.dmp

        memory/4628-30-0x0000000074240000-0x00000000747F1000-memory.dmp

        memory/4628-31-0x0000000074242000-0x0000000074243000-memory.dmp

        memory/4628-32-0x0000000074240000-0x00000000747F1000-memory.dmp

        memory/4628-33-0x0000000074240000-0x00000000747F1000-memory.dmp

        memory/4628-35-0x0000000074240000-0x00000000747F1000-memory.dmp