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Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    09/09/2024, 02:48

General

  • Target

    d589a858dda39465bb10d73fad42ff20_JaffaCakes118.exe

  • Size

    7.7MB

  • MD5

    d589a858dda39465bb10d73fad42ff20

  • SHA1

    a891bfb4eb2be1b12042315a387b567f942ee811

  • SHA256

    9d5f417cd1398c9f96521685704c9e9eb75c1bfb4a1b62fda16011fc72004907

  • SHA512

    fd854ecf160febbcf64bbcc91d0eaaca89bdc4de2113ec42c54db8c9d5e7602b679d7d424386a1c110bdafcdb6c0ff4e533217e138924c468b0822eb8b4f3749

  • SSDEEP

    196608:N7effIPEsy58doQaTzwZ8Jq3QKnqVtxQnKnqVtxQu9OryfEQ2wryfEQuQltG8dJc:N7effIPEsy58doQaTzwZ8Jq3QKnqVtxS

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
  • Drops file in Drivers directory 3 IoCs
  • Sets service image path in registry 2 TTPs 2 IoCs
  • ACProtect 1.3x - 1.4x DLL software 4 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 2 IoCs
  • UPX packed file 4 IoCs

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

  • Adds Run key to start application 2 TTPs 8 IoCs
  • Enumerates connected drives 3 TTPs 64 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Installs/modifies Browser Helper Object 2 TTPs 4 IoCs

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

  • Modifies WinLogon 2 TTPs 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d589a858dda39465bb10d73fad42ff20_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d589a858dda39465bb10d73fad42ff20_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Drops file in Drivers directory
    • Sets service image path in registry
    • Loads dropped DLL
    • Adds Run key to start application
    • Enumerates connected drives
    • Modifies WinLogon
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1236
    • C:\Users\Admin\AppData\Local\Temp\d589a858dda39465bb10d73fad42ff20_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\d589a858dda39465bb10d73fad42ff20_JaffaCakes118.exe
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2000
      • C:\Users\Admin\AppData\Local\Temp\d589a858dda39465bb10d73fad42ff20_JaffaCakes118.exe
        C:\Users\Admin\AppData\Local\Temp\d589a858dda39465bb10d73fad42ff20_JaffaCakes118.exe
        3⤵
        • Drops file in Drivers directory
        • Sets service image path in registry
        • Loads dropped DLL
        • Adds Run key to start application
        • Enumerates connected drives
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:2704
    • C:\Users\Admin\AppData\Local\Temp\d589a858dda39465bb10d73fad42ff20_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\d589a858dda39465bb10d73fad42ff20_JaffaCakes118.exe
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:760
      • C:\Users\Admin\AppData\Local\Temp\d589a858dda39465bb10d73fad42ff20_JaffaCakes118.exe
        C:\Users\Admin\AppData\Local\Temp\d589a858dda39465bb10d73fad42ff20_JaffaCakes118.exe
        3⤵
        • Enumerates connected drives
        PID:2740
    • C:\Windows\SysWOW64\reg.exe
      reg delete "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects" /f
      2⤵
      • Installs/modifies Browser Helper Object
      • System Location Discovery: System Language Discovery
      PID:2076

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\cftmon.exe

    Filesize

    7.7MB

    MD5

    6da3a8d1d6588e06ce26143d351870d7

    SHA1

    5083a359cd3ac625f1b88cc522c49e0db47a1f01

    SHA256

    488b0ad6686772b8e53311abaceda7bb5c37cbe1274853a542ff4cce30b0a944

    SHA512

    cb55bc3c44901fee302717db728b5332c2e0e83c8f8b9437064d9b5bea2960b0bfb10210d27dca3646acbb5c60979c3d4566e79a9551fd9d9f3ae0329de821d9

  • C:\Windows\SysWOW64\drivers\spools.exe

    Filesize

    7.7MB

    MD5

    c8f656f4867a9f1892e87d4b0d52d540

    SHA1

    d7996da3945ad47a4ba1e8aaecad5a4cb491f00c

    SHA256

    d8d00d8b0fc2b976908bc574b13d8d98381206cb0671a874266689e7266f0702

    SHA512

    29163fc0b6b59fdf13ef904980d7648ad1fc8ceda795a58aa3a9fa1d0297ef1b14a75d2112414b4fcf74e5acdf5215d35056197df2e87ee71cb723af5389491e

  • \Windows\SysWOW64\ftpdll.dll

    Filesize

    5KB

    MD5

    d807aa04480d1d149f7a4cac22984188

    SHA1

    ffd5be65fd10017e34c11cecd105ebf4aa6c0cd9

    SHA256

    eddf092d901afe128322910c3ff41a3f242d33d6b4cdf91ece327076b324ccbb

    SHA512

    875543583c20ab164f37a4fb2587d234ce0a15d649d22b0d1dae5933f0a7683db170578746ea4458c51fec26e2243c6ec00dc10db8d4289789e50d5800cf863e

  • memory/760-18-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/1236-11-0x0000000010000000-0x000000001010B000-memory.dmp

    Filesize

    1.0MB

  • memory/1236-14-0x0000000010000000-0x000000001010B000-memory.dmp

    Filesize

    1.0MB

  • memory/1236-13-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/1236-0-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2000-15-0x0000000000240000-0x0000000000263000-memory.dmp

    Filesize

    140KB

  • memory/2000-17-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2000-29-0x0000000000240000-0x0000000000263000-memory.dmp

    Filesize

    140KB

  • memory/2704-16-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2704-27-0x0000000010000000-0x000000001010B000-memory.dmp

    Filesize

    1.0MB

  • memory/2704-28-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/2740-30-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB