Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/03/2024, 18:07

General

  • Target
    b2c4e27b0eeaaec94a70e1ae0563d054.dll
  • Size 132KB
  • Sample240304-wqfmwsaa99
  • SHA256 0372a91760086d7aceaa88e2685cca267800768dfe75a7941c6308e9cdc00d08
  • MD5 SHA1 SHA512 SSDEEP
Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\b2c4e27b0eeaaec94a70e1ae0563d054.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3276
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b2c4e27b0eeaaec94a70e1ae0563d054.dll,#1
      2⤵
        PID:1788
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1788 -s 920
          3⤵
          • Program crash
          PID:3188
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1788 -ip 1788
      1⤵
        PID:1640

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

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            Downloads

            memory/1788-0-0x0000000000AC0000-0x0000000000B0B000-memory.dmp

            memory/1788-1-0x00000000001F0000-0x00000000001F1000-memory.dmp

            memory/1788-2-0x00000000001F0000-0x00000000001F1000-memory.dmp

            memory/1788-3-0x0000000000AC0000-0x0000000000B0B000-memory.dmp