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Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/09/2024, 09:14

General

  • Target

    e4736922939a028384522b17e9406474_JaffaCakes118.exe

  • Size

    92KB

  • MD5

    e4736922939a028384522b17e9406474

  • SHA1

    920b67cb250abdb593b1104a9922e2468b0fe252

  • SHA256

    ede22512ede04120967bd6911576db405462574b7aa03f50d7e0bb343ad3c6b8

  • SHA512

    def5bca8fce23456801cf6115158fffc9a971b969d50df87e8307f577530c5d5a5c392293ac895a4511e096f4be5b56952a3a879ee784115a345c819c03312ef

  • SSDEEP

    1536:WSquE20GQOxAdhxjv8pf6nztHlERSTwNS2rIsRB4S1XuPfwtVEWY9dnRY/3:pzAxSutFu4mSMRVxqfw7D0nRI

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Signatures

  • MetaSploit

    Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

  • Executes dropped EXE 2 IoCs
  • UPX packed file 10 IoCs

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

  • Adds Run key to start application 2 TTPs 4 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Program crash 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 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 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e4736922939a028384522b17e9406474_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e4736922939a028384522b17e9406474_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2288
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2288 -s 280
      2⤵
      • Program crash
      PID:1772
    • C:\Users\Admin\AppData\Local\Temp\e4736922939a028384522b17e9406474_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\e4736922939a028384522b17e9406474_JaffaCakes118.exe"
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3444
      • C:\Users\Admin\AppData\Roaming\AdobeARMS.exe
        C:\Users\Admin\AppData\Roaming\AdobeARMS.exe 908 "C:\Users\Admin\AppData\Local\Temp\e4736922939a028384522b17e9406474_JaffaCakes118.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2172
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2172 -s 280
          4⤵
          • Program crash
          PID:1284
        • C:\Users\Admin\AppData\Roaming\AdobeARMS.exe
          "C:\Users\Admin\AppData\Roaming\AdobeARMS.exe"
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          PID:2928
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2288 -ip 2288
    1⤵
      PID:2404
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 2172 -ip 2172
      1⤵
        PID:3772

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Roaming\AdobeARMS.exe

        Filesize

        92KB

        MD5

        e4736922939a028384522b17e9406474

        SHA1

        920b67cb250abdb593b1104a9922e2468b0fe252

        SHA256

        ede22512ede04120967bd6911576db405462574b7aa03f50d7e0bb343ad3c6b8

        SHA512

        def5bca8fce23456801cf6115158fffc9a971b969d50df87e8307f577530c5d5a5c392293ac895a4511e096f4be5b56952a3a879ee784115a345c819c03312ef

      • memory/2172-22-0x0000000000400000-0x000000000040E000-memory.dmp

        Filesize

        56KB

      • memory/2288-4-0x0000000000400000-0x000000000040E000-memory.dmp

        Filesize

        56KB

      • memory/2928-21-0x0000000000400000-0x000000000048C000-memory.dmp

        Filesize

        560KB

      • memory/2928-24-0x0000000000400000-0x000000000048C000-memory.dmp

        Filesize

        560KB

      • memory/2928-23-0x0000000000400000-0x000000000048C000-memory.dmp

        Filesize

        560KB

      • memory/2928-19-0x0000000000400000-0x000000000048C000-memory.dmp

        Filesize

        560KB

      • memory/2928-20-0x0000000000400000-0x000000000048C000-memory.dmp

        Filesize

        560KB

      • memory/3444-6-0x0000000000400000-0x000000000048C000-memory.dmp

        Filesize

        560KB

      • memory/3444-14-0x0000000000400000-0x000000000048C000-memory.dmp

        Filesize

        560KB

      • memory/3444-5-0x0000000000400000-0x000000000048C000-memory.dmp

        Filesize

        560KB

      • memory/3444-2-0x0000000000400000-0x000000000048C000-memory.dmp

        Filesize

        560KB

      • memory/3444-3-0x0000000000400000-0x000000000048C000-memory.dmp

        Filesize

        560KB