Analysis

  • max time kernel
    94s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/05/2024, 15:13

General

  • Target
    7d6a8eb411824f660256c2df73204a6c_JaffaCakes118.exe
  • Size 580KB
  • Sample240528-sl3ebaba85
  • SHA256 11f273c7b5bb0ea0511c7076f34fcca64060cdada4e684f0b2159ed1cc88bc8b
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Checks BIOS information in registry 2 TTPs 1 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Program crash 2 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7d6a8eb411824f660256c2df73204a6c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\7d6a8eb411824f660256c2df73204a6c_JaffaCakes118.exe"
    1⤵
    • Checks BIOS information in registry
    • Maps connected drives based on registry
    • Suspicious use of SetWindowsHookEx
    PID:4912
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4912 -s 2552
      2⤵
      • Program crash
      PID:5028
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4912 -s 2492
      2⤵
      • Program crash
      PID:4544
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4912 -ip 4912
    1⤵
      PID:4536
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4912 -ip 4912
      1⤵
        PID:4620

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            memory/4912-0-0x0000000000400000-0x00000000005DD000-memory.dmp

            memory/4912-1-0x00000000005BF000-0x00000000005C0000-memory.dmp

            memory/4912-16-0x0000000000400000-0x00000000005DD000-memory.dmp