Analysis

  • max time kernel
    148s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/03/2024, 07:56

General

  • Target
    b4318eede8687bcca85b9ee6614aa462.dll
  • Size 172KB
  • Sample240305-js7syaab4v
  • SHA256 8b6c1e10f4f24f659c8cf914cc0cc84df2c29cf4c5e8f949cee31892e3eb4d42
  • MD5 SHA1 SHA512 SSDEEP
Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\b4318eede8687bcca85b9ee6614aa462.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2728
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b4318eede8687bcca85b9ee6614aa462.dll,#1
      2⤵
      • Drops file in System32 directory
      PID:2964

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        memory/2964-1-0x0000000001260000-0x00000000012A4000-memory.dmp

        memory/2964-0-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/2964-2-0x0000000002CF0000-0x0000000002CF1000-memory.dmp

        memory/2964-4-0x0000000001170000-0x0000000001171000-memory.dmp

        memory/2964-5-0x0000000002D10000-0x0000000002D11000-memory.dmp

        memory/2964-3-0x0000000001250000-0x0000000001251000-memory.dmp

        memory/2964-6-0x0000000002D50000-0x0000000002D52000-memory.dmp

        memory/2964-7-0x0000000002D40000-0x0000000002D41000-memory.dmp

        memory/2964-8-0x0000000002D00000-0x0000000002D01000-memory.dmp

        memory/2964-9-0x0000000000400000-0x000000000043C000-memory.dmp