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Analysis

  • max time kernel
    122s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    23/01/2025, 09:03

General

  • Target

    JaffaCakes118_15afd7474e67c670eccb95ea356052e9.dll

  • Size

    212KB

  • MD5

    15afd7474e67c670eccb95ea356052e9

  • SHA1

    4b5cfe87fa938639a1a9411908823479ab6fe4cd

  • SHA256

    3f30d26b8e104e4c7b3bf2710a7ca8ac82c386e9f025bd868814240c6e304020

  • SHA512

    e21bc5b97f688ede554685670bb076b421b1faadf28127c9f21b7fd73452b2daeaa0dcfe5050bb0b4b77a62cfcae82a2b04dbbaf1c24f7d7a735a57d50daf615

  • SSDEEP

    3072:9dcQ2ZNMSQvbajUTUItjT68+xQoZZMPLItBjEWdvBQ0tM2:dATSOjUQKS/MzItzdvBQ0tT

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 9 IoCs
  • Drops file in System32 directory 1 IoCs
  • Program crash 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.

  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_15afd7474e67c670eccb95ea356052e9.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1960
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_15afd7474e67c670eccb95ea356052e9.dll,#1
      2⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1948
      • C:\Windows\SysWOW64\rundll32mgr.exe
        C:\Windows\SysWOW64\rundll32mgr.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2912
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2912 -s 92
          4⤵
          • Loads dropped DLL
          • Program crash
          PID:1548

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Windows\SysWOW64\rundll32mgr.exe

    Filesize

    60KB

    MD5

    cd963c64ad0bea4ca85a4819f6eefed1

    SHA1

    d9cd6316cf3c6ce5ceec9694c2debc7b7981775f

    SHA256

    33c4b715dc8b183dff9aac65cc42c7f2c70658580b8e3d449878251482a5d906

    SHA512

    f7cd12c57eff3acf7c89b0e7b55dfa81623618a65d6c49b490c199cfe63ae9e858f2681c8ef1425d1e4b25f7b0bbd6d4a9d9788956c23f52fece3d5d79b5907e

  • memory/1948-1-0x0000000010000000-0x0000000010037000-memory.dmp

    Filesize

    220KB