Analysis

  • max time kernel
    140s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    25/08/2024, 09:17

General

  • Target

    c06b83f3b18dd8b95c8dbc2768d2bcc4_JaffaCakes118.exe

  • Size

    141KB

  • MD5

    c06b83f3b18dd8b95c8dbc2768d2bcc4

  • SHA1

    6945940d41d3d5f12b3f2d984d7a1aadf48a5b14

  • SHA256

    60e2158617e48257c3b05f55506b363bf826313359815f5a7527613b07bd3d29

  • SHA512

    0a8dd91ab4b7e7322ea4c32d3b358499b2fab9ec95a869295e0839162816918982e9959920c5a61939355574a6a1c7dd1caf83a83b3a96d515c100d6a741001c

  • SSDEEP

    3072:sY1qsHZzq7Mex1mc9ek/FmDJF4hNekjNpdoMbOWr/0oaCHWFkBBB:OWmll96F4neeNDYQWS7

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • UPX packed file 9 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Windows directory 3 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 use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c06b83f3b18dd8b95c8dbc2768d2bcc4_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\c06b83f3b18dd8b95c8dbc2768d2bcc4_JaffaCakes118.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2472
    • \??\c:\windows\kernels32.exe
      c:\windows\kernels32.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:2248

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Windows\kernels32.exe

          Filesize

          141KB

          MD5

          c06b83f3b18dd8b95c8dbc2768d2bcc4

          SHA1

          6945940d41d3d5f12b3f2d984d7a1aadf48a5b14

          SHA256

          60e2158617e48257c3b05f55506b363bf826313359815f5a7527613b07bd3d29

          SHA512

          0a8dd91ab4b7e7322ea4c32d3b358499b2fab9ec95a869295e0839162816918982e9959920c5a61939355574a6a1c7dd1caf83a83b3a96d515c100d6a741001c

        • memory/2248-11-0x0000000000400000-0x00000000005A7000-memory.dmp

          Filesize

          1.7MB

        • memory/2248-18-0x0000000000400000-0x00000000005A7000-memory.dmp

          Filesize

          1.7MB

        • memory/2248-20-0x0000000000400000-0x00000000005A7000-memory.dmp

          Filesize

          1.7MB

        • memory/2248-21-0x0000000000400000-0x00000000005A7000-memory.dmp

          Filesize

          1.7MB

        • memory/2248-22-0x0000000000400000-0x00000000005A7000-memory.dmp

          Filesize

          1.7MB

        • memory/2248-23-0x0000000000400000-0x00000000005A7000-memory.dmp

          Filesize

          1.7MB

        • memory/2472-1-0x0000000000400000-0x00000000005A7000-memory.dmp

          Filesize

          1.7MB

        • memory/2472-10-0x0000000002AD0000-0x0000000002C77000-memory.dmp

          Filesize

          1.7MB

        • memory/2472-17-0x0000000002AD0000-0x0000000002C77000-memory.dmp

          Filesize

          1.7MB

        • memory/2472-16-0x0000000000400000-0x00000000005A7000-memory.dmp

          Filesize

          1.7MB