Analysis

  • max time kernel
    3s
  • max time network
    11s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    11-11-2020 10:56

General

  • Target

    530498bb81d7f7de78f575088b322e337e36554cc9ccf49a69be565e0fd2004d.dll

  • Size

    244KB

  • MD5

    8d9a02c042039adbe81f88e8fad8e3df

  • SHA1

    df5affcefe0c7e4d80edf3a44966f8c2bef86025

  • SHA256

    530498bb81d7f7de78f575088b322e337e36554cc9ccf49a69be565e0fd2004d

  • SHA512

    c0181c18ec0eb1f65a6d29d5e87019ab8320399e6873b37cd4c0a6502de3b64932a6b54df00d30c5c23baf7496c8cd83f8a62fefba2cc6d1fc1fd265f83bbc25

Malware Config

Signatures

  • Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\530498bb81d7f7de78f575088b322e337e36554cc9ccf49a69be565e0fd2004d.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1084
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\530498bb81d7f7de78f575088b322e337e36554cc9ccf49a69be565e0fd2004d.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2000
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2000 -s 196
        3⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1092

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1092-1-0x0000000000000000-mapping.dmp
  • memory/1092-2-0x0000000002170000-0x0000000002181000-memory.dmp
    Filesize

    68KB

  • memory/1092-4-0x0000000002500000-0x0000000002511000-memory.dmp
    Filesize

    68KB

  • memory/2000-0-0x0000000000000000-mapping.dmp
  • memory/2000-3-0x0000000000000000-mapping.dmp