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Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    27/07/2024, 11:52

General

  • Target

    7820331a38d2bd7844ae0d75dd8d8d5f_JaffaCakes118.exe

  • Size

    417KB

  • MD5

    7820331a38d2bd7844ae0d75dd8d8d5f

  • SHA1

    8c294b46416d927d18254b3d58963fcd8d229c51

  • SHA256

    1ac6db5d00cb4a3010efa7464b07eeb490b88e2abb5d98276642d7be0d8010cd

  • SHA512

    8068c5a6a031be44c3cf364ec488928afcc270e3a7bc6e3b1e402bae3165e5e569e027f1dc89a33bcf191f3de49f35a0248aa8f816be09e210feb27f8218bc6d

  • SSDEEP

    6144:2P4YCqLZh14jvgvqh9Q0CUSGTEkARBNDgbq8M9Mxdb9feBc1e:Sh1vqhi0Cy4kARLBak

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 11 IoCs

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

  • Adds Run key to start application 2 TTPs 1 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.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7820331a38d2bd7844ae0d75dd8d8d5f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\7820331a38d2bd7844ae0d75dd8d8d5f_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2416
    • C:\ProgramData\cFnAgOi09000\cFnAgOi09000.exe
      "C:\ProgramData\cFnAgOi09000\cFnAgOi09000.exe" "C:\Users\Admin\AppData\Local\Temp\7820331a38d2bd7844ae0d75dd8d8d5f_JaffaCakes118.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:3240

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \ProgramData\cFnAgOi09000\cFnAgOi09000.exe

    Filesize

    417KB

    MD5

    c6da0b441aad4883456e72284cfc3a90

    SHA1

    5aa94d7e186800283134c6c4b44a45a6c1c055bd

    SHA256

    b09234c37bde30174f60e6fa376e9e7f4bc1272428acecc7f29c2ffc06e5a742

    SHA512

    b3bcbd8ea83b769f1c8c032192699e9e71b78689357aca7d25b425c764749a97cdd08f54d680c54cf89ae5867b3afbb45dadd7924ba2a522ba98f641d1a08725

  • memory/2416-5-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/2416-2-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/2416-0-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/2416-4-0x0000000000468000-0x00000000004B0000-memory.dmp

    Filesize

    288KB

  • memory/2416-8-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/2416-3-0x00000000002C0000-0x00000000002C1000-memory.dmp

    Filesize

    4KB

  • memory/2416-29-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/2416-33-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/3240-26-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/3240-25-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/3240-30-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/3240-35-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/3240-44-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB