Analysis

  • max time kernel
    141s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    18-09-2024 15:44

General

  • Target

    e97359e03fce31965d6780ad002c5f0b_JaffaCakes118.exe

  • Size

    51KB

  • MD5

    e97359e03fce31965d6780ad002c5f0b

  • SHA1

    77db2f8dd647a81006b2e93317e84eb22104cb35

  • SHA256

    5824ca5b41688a25ccc114b7acfc7b98d0b497ef8c28a31364c41013950bc2df

  • SHA512

    77551ad6daabd2061a2e43a57116ecd0f9fb9e62c6b9493482e8923db7fe2fce832e07c1cee3f4ba20bf548bd8959bdbca3efde7089783951fb45799419d575c

  • SSDEEP

    768:oyvkxV/oeDTNe73y0UGZPr0mybXRMm9wLsJnWP+zflidjIdgRGj4UHVvRGEs95:orv/rDZeWTK4m6MkZnc+zflidVGPHwj

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.

  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 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 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e97359e03fce31965d6780ad002c5f0b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e97359e03fce31965d6780ad002c5f0b_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1864
    • C:\Users\Admin\AppData\Local\Temp\e97359e03fce31965d6780ad002c5f0b_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\e97359e03fce31965d6780ad002c5f0b_JaffaCakes118.exe
      2⤵
      • Adds policy Run key to start application
      • Adds Run key to start application
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1976
      • C:\Windows\yadrive32.exe
        "C:\Windows\yadrive32.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2432
        • C:\Windows\yadrive32.exe
          C:\Windows\yadrive32.exe
          4⤵
          • Executes dropped EXE
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          PID:2804

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\yadrive32.exe

    Filesize

    51KB

    MD5

    e97359e03fce31965d6780ad002c5f0b

    SHA1

    77db2f8dd647a81006b2e93317e84eb22104cb35

    SHA256

    5824ca5b41688a25ccc114b7acfc7b98d0b497ef8c28a31364c41013950bc2df

    SHA512

    77551ad6daabd2061a2e43a57116ecd0f9fb9e62c6b9493482e8923db7fe2fce832e07c1cee3f4ba20bf548bd8959bdbca3efde7089783951fb45799419d575c

  • memory/1864-0-0x00000000000F3000-0x00000000000F4000-memory.dmp

    Filesize

    4KB

  • memory/1976-14-0x00000000000F0000-0x00000000000F6000-memory.dmp

    Filesize

    24KB

  • memory/1976-13-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1976-11-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1976-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1976-5-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1976-3-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1976-7-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1976-1-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2804-25-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2804-32-0x0000000001280000-0x0000000001286000-memory.dmp

    Filesize

    24KB

  • memory/2804-31-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB