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Analysis

  • max time kernel
    134s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/07/2024, 23:46

General

  • Target

    71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe

  • Size

    554KB

  • MD5

    71c029b2837e98fb7d905aafb77e1d3b

  • SHA1

    d3bc34e884a018e284955803dca2b8bdfeb0ea2b

  • SHA256

    3ef4e34138a241ab41fac742ccf74d4fcb931c00f17ead63d5eb908ba806788b

  • SHA512

    6ab8781d208632ac7a9c252461a5b33549aed03b5e79ed8eea721aec452bfd544e495f2aeec4b49e7d4091eda258ccd2ee92fa8018a6e4dd1d24565aaecf3f27

  • SSDEEP

    12288:C7mwrVCy9ztm9IELoTtAOi+Mg28m/Avaz9:olVC0ztmyEkGOi+P28moc9

Score
9/10

Malware Config

Signatures

  • Checks for common network interception software 1 TTPs

    Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.

  • Enumerates VirtualBox registry keys 2 TTPs 1 IoCs
  • UPX packed file 2 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3608
    • C:\Users\Admin\AppData\Local\Temp\71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\71c029b2837e98fb7d905aafb77e1d3b_JaffaCakes118.exe
      2⤵
      • Enumerates VirtualBox registry keys
      • Suspicious behavior: EnumeratesProcesses
      PID:2000
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2000 -s 532
        3⤵
        • Program crash
        PID:404
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2000 -ip 2000
    1⤵
      PID:2368

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2000-4-0x0000000000400000-0x0000000000488000-memory.dmp

      Filesize

      544KB

    • memory/2000-6-0x0000000000400000-0x0000000000488000-memory.dmp

      Filesize

      544KB

    • memory/2000-11-0x0000000000400000-0x0000000000488000-memory.dmp

      Filesize

      544KB

    • memory/2000-10-0x0000000000400000-0x0000000000488000-memory.dmp

      Filesize

      544KB

    • memory/2000-15-0x0000000000400000-0x0000000000488000-memory.dmp

      Filesize

      544KB

    • memory/2000-16-0x0000000000400000-0x0000000000488000-memory.dmp

      Filesize

      544KB

    • memory/2000-5-0x0000000000400000-0x0000000000488000-memory.dmp

      Filesize

      544KB

    • memory/2000-8-0x0000000000400000-0x0000000000488000-memory.dmp

      Filesize

      544KB

    • memory/2000-2-0x0000000000400000-0x0000000000488000-memory.dmp

      Filesize

      544KB

    • memory/2000-7-0x0000000000400000-0x0000000000488000-memory.dmp

      Filesize

      544KB

    • memory/2000-9-0x0000000000400000-0x0000000000488000-memory.dmp

      Filesize

      544KB

    • memory/2000-3-0x0000000000400000-0x0000000000488000-memory.dmp

      Filesize

      544KB

    • memory/2000-1-0x0000000000400000-0x0000000000488000-memory.dmp

      Filesize

      544KB

    • memory/3608-0-0x0000000000400000-0x00000000004DA000-memory.dmp

      Filesize

      872KB

    • memory/3608-14-0x0000000000400000-0x00000000004DA000-memory.dmp

      Filesize

      872KB