Analysis

  • max time kernel
    122s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    04/07/2024, 07:18

General

  • Target

    25166793a050399faa770df0f06ca4fd_JaffaCakes118.exe

  • Size

    155KB

  • MD5

    25166793a050399faa770df0f06ca4fd

  • SHA1

    d58b408f70f156d9aec0800cd6fc31de6180c1ad

  • SHA256

    f36912a977c8061078b8717e88bb8a0bfedd3e3f8a94269b9856d8f70e354680

  • SHA512

    09a24f7a28ff70436a6ab931cf828a9685ac39d214838d209a556e822762b98ec59fb7d7951d98dfae73cc7ddccac438a2ec9af47ee50e8299fb766031770480

  • SSDEEP

    3072:CfLbXE3nGlwwfteu+yHhSbEkRBhZ0xZroqFfpZKF2Bq+0Inv/WQeqZER5:CfLg3GOOX+jSz0AX4+0InXzZa

Malware Config

Signatures

  • Stops running service(s) 4 TTPs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 8 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Launches sc.exe 22 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Modifies registry class 12 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\25166793a050399faa770df0f06ca4fd_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\25166793a050399faa770df0f06ca4fd_JaffaCakes118.exe"
    1⤵
    • Installs/modifies Browser Helper Object
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1368
    • C:\Windows\SysWOW64\SC.exe
      SC stop AVGIDSAgent
      2⤵
      • Launches sc.exe
      PID:2320
    • C:\Windows\SysWOW64\SC.exe
      SC stop AVGIDSAgent
      2⤵
      • Launches sc.exe
      PID:2384
    • C:\Windows\SysWOW64\SC.exe
      SC stop avg9wd
      2⤵
      • Launches sc.exe
      PID:3036
    • C:\Windows\SysWOW64\SC.exe
      SC stop AVGWD
      2⤵
      • Launches sc.exe
      PID:2944
    • C:\Windows\SysWOW64\SC.exe
      SC stop AVGIDSAgent
      2⤵
      • Launches sc.exe
      PID:2796
    • C:\Windows\SysWOW64\SC.exe
      SC DELETE AVGIDSAgent
      2⤵
      • Launches sc.exe
      PID:2200
    • C:\Windows\SysWOW64\SC.exe
      SC DELETE avg9wd
      2⤵
      • Launches sc.exe
      PID:3040
    • C:\Windows\SysWOW64\SC.exe
      SC DELETE AVGWD
      2⤵
      • Launches sc.exe
      PID:1984
    • C:\Windows\SysWOW64\SC.exe
      SC STOP "avast! Web Scanner"
      2⤵
      • Launches sc.exe
      PID:2608
    • C:\Windows\SysWOW64\SC.exe
      SC STOP "avast! Mail Scanner"
      2⤵
      • Launches sc.exe
      PID:3020
    • C:\Windows\SysWOW64\SC.exe
      SC STOP "aswUpdSv
      2⤵
      • Launches sc.exe
      PID:2628
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Users\Admin\AppData\Local\Temp\25166793a050399faa770df0f06ca4fd_JaffaCakes118.bat
      2⤵
      • Deletes itself
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2764
      • C:\Users\Admin\AppData\Local\Temp\91120111148.exe
        C:\Users\Admin\AppData\Local\Temp\91120111148.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Installs/modifies Browser Helper Object
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:2152
        • C:\Windows\SysWOW64\SC.exe
          SC stop AVGIDSAgent
          4⤵
          • Launches sc.exe
          PID:2216
        • C:\Windows\SysWOW64\SC.exe
          SC stop AVGIDSAgent
          4⤵
          • Launches sc.exe
          PID:492
        • C:\Windows\SysWOW64\SC.exe
          SC stop avg9wd
          4⤵
          • Launches sc.exe
          PID:1664
        • C:\Windows\SysWOW64\SC.exe
          SC stop AVGWD
          4⤵
          • Launches sc.exe
          PID:292
        • C:\Windows\SysWOW64\SC.exe
          SC stop AVGIDSAgent
          4⤵
          • Launches sc.exe
          PID:1444
        • C:\Windows\SysWOW64\SC.exe
          SC DELETE AVGIDSAgent
          4⤵
          • Launches sc.exe
          PID:1452
        • C:\Windows\SysWOW64\SC.exe
          SC DELETE avg9wd
          4⤵
          • Launches sc.exe
          PID:608
        • C:\Windows\SysWOW64\SC.exe
          SC DELETE AVGWD
          4⤵
          • Launches sc.exe
          PID:620
        • C:\Windows\SysWOW64\SC.exe
          SC STOP "avast! Web Scanner"
          4⤵
          • Launches sc.exe
          PID:1856
        • C:\Windows\SysWOW64\SC.exe
          SC STOP "avast! Mail Scanner"
          4⤵
          • Launches sc.exe
          PID:1568
        • C:\Windows\SysWOW64\SC.exe
          SC STOP "aswUpdSv
          4⤵
          • Launches sc.exe
          PID:1496

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\25166793a050399faa770df0f06ca4fd_JaffaCakes118.bat

          Filesize

          347B

          MD5

          1dd6fcb348236f9d0ab41d76ca101cde

          SHA1

          ff6ddfe1bfb44bab5fedc746760500009afc4f99

          SHA256

          7479998e9be9d024a3ccdb31b8a8376bfa22d0816716a6938b92658c2e498c09

          SHA512

          5bf915f125fbd47570c28b1a441237295d3e599e0d7e3b20ff009bb3f2e67a9d3ee5459ef8e7cd5afe873e17d05a8a21ac7788ebaae3b80c9b7c7bc9f486436f

        • \Users\Admin\AppData\Local\Temp\91120111148.exe

          Filesize

          155KB

          MD5

          25166793a050399faa770df0f06ca4fd

          SHA1

          d58b408f70f156d9aec0800cd6fc31de6180c1ad

          SHA256

          f36912a977c8061078b8717e88bb8a0bfedd3e3f8a94269b9856d8f70e354680

          SHA512

          09a24f7a28ff70436a6ab931cf828a9685ac39d214838d209a556e822762b98ec59fb7d7951d98dfae73cc7ddccac438a2ec9af47ee50e8299fb766031770480

        • memory/1368-8-0x0000000000400000-0x0000000000431000-memory.dmp

          Filesize

          196KB

        • memory/2152-15-0x0000000000400000-0x0000000000431000-memory.dmp

          Filesize

          196KB