Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20251229-en
  • resource tags

    arch:x64arch:x86image:win11-20251229-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    22/01/2026, 15:00

General

  • Target
    edit.dll
  • Size 1.4MB
  • Sample260122-sdrb3sev2d
  • SHA256 6a0f4ea2f4ba62e63cc8abac633ccefc97068eb2639eb9cfae6b26cfde7be1bf
  • MD5 SHA1 SHA512 SSDEEP
Score
5/10

Malware Config

Signatures

  • Suspicious use of SetThreadContext 2 IoCs
  • Program crash 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\edit.dll,#1
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:420
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngen.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngen.exe"
      2⤵
        PID:1956
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1956 -s 204
          3⤵
          • Program crash
          PID:5348
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngen.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngen.exe"
        2⤵
          PID:1688
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1688 -s 204
            3⤵
            • Program crash
            PID:4920
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1688 -ip 1688
        1⤵
          PID:5328
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1956 -ip 1956
          1⤵
            PID:848

          Network

                MITRE ATT&CK Matrix

                Replay Monitor

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                Downloads

                memory/420-0-0x00007FFF2D240000-0x00007FFF2D449000-memory.dmp

                memory/420-1-0x00007FFF2C6F0000-0x00007FFF2C7AD000-memory.dmp

                memory/420-5-0x00007FFF2D241000-0x00007FFF2D36A000-memory.dmp

                memory/420-4-0x00007FFF2C6F0000-0x00007FFF2C7AD000-memory.dmp

                memory/420-3-0x00007FFF2D240000-0x00007FFF2D449000-memory.dmp

                memory/1956-2-0x0000000000D80000-0x0000000000DC6000-memory.dmp