Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-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 4 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 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 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:796
    • C:\Users\Admin\AppData\Local\Temp\nst8661.tmp\downloadmr.exe
      C:\Users\Admin\AppData\Local\Temp\nst8661.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:2032

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        Cab8825.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\Cab8825.tmp
        • Size 70KB
        • SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
        • MD5 SHA1 SHA512 SSDEEP

        Tar8848.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\Tar8848.tmp
        • Size 181KB
        • SHA256 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
        • MD5 SHA1 SHA512 SSDEEP

        downloadmr.exe

        • Path C:\Users\Admin\AppData\Local\Temp\nst8661.tmp\downloadmr.exe
        • Size 126KB
        • SHA256 41f8a44fa51b9cdb1b5c97b8dc267f03b4e9eb832a133dc1875958e5e000745a
        • MD5 SHA1 SHA512 SSDEEP

        System.dll

        • Path \Users\Admin\AppData\Local\Temp\nst8661.tmp\System.dll
        • Size 11KB
        • SHA256 dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f
        • MD5 SHA1 SHA512 SSDEEP

        memory/2032-19-0x0000000073F80000-0x000000007452B000-memory.dmp

        memory/2032-21-0x0000000073F80000-0x000000007452B000-memory.dmp

        memory/2032-18-0x0000000073F81000-0x0000000073F82000-memory.dmp

        memory/2032-81-0x0000000073F80000-0x000000007452B000-memory.dmp

        memory/2032-82-0x0000000073F80000-0x000000007452B000-memory.dmp

        memory/2032-83-0x0000000073F80000-0x000000007452B000-memory.dmp

        memory/2032-84-0x0000000073F80000-0x000000007452B000-memory.dmp

        memory/2032-85-0x0000000073F80000-0x000000007452B000-memory.dmp

        memory/2032-86-0x0000000073F80000-0x000000007452B000-memory.dmp