Analysis

  • max time kernel
    126s
  • max time network
    135s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    17/03/2021, 16:21

General

  • Target
    32bit_decompressed.dll
  • Size 68KB
  • Sample210317-yfsynbk6qe
  • SHA256 e058280f4b15c1be6488049e0bdba555f1baf42e139b7251d6b2c230e28e0aef
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Signatures

  • Mimikatz

    mimikatz is an open source tool to dump credentials on Windows.

  • mimikatz is an open source tool to dump credentials on Windows 1 IoCs
  • Blocklisted process makes network request 5 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\32bit_decompressed.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:504
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\32bit_decompressed.dll,#1
      2⤵
      • Blocklisted process makes network request
      PID:1068

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        memory/1068-3-0x00000000741C0000-0x00000000741D4000-memory.dmp