Analysis

  • max time kernel
    11s
  • max time network
    102s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    12-11-2020 13:58

General

  • Target

    227e7b953938a7c55318879af716d4bd71a2a0f40f42996feec8e6e208794a54.dll

  • Size

    469KB

  • MD5

    5b359f29fa8d12e7bf81ae55df5f07d1

  • SHA1

    34a436bb8065781e9cb0406cedc529cc2bc3faba

  • SHA256

    227e7b953938a7c55318879af716d4bd71a2a0f40f42996feec8e6e208794a54

  • SHA512

    4dbe60ed9c0c35aedaf6988f389b50ddbfcc7cec874ece62b4720a997d415a26c9c4c699d6997abc36cd4ff9e667033e76df51ad9de8d83c2486caf37d671ea9

Malware Config

Signatures

  • Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\227e7b953938a7c55318879af716d4bd71a2a0f40f42996feec8e6e208794a54.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4752
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\227e7b953938a7c55318879af716d4bd71a2a0f40f42996feec8e6e208794a54.dll,#1
      2⤵
        PID:4816
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 660
          3⤵
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3508

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • memory/3508-1-0x0000000004650000-0x0000000004651000-memory.dmp
      Filesize

      4KB

    • memory/3508-6-0x0000000004FC0000-0x0000000004FC1000-memory.dmp
      Filesize

      4KB

    • memory/4816-0-0x0000000000000000-mapping.dmp
    • memory/4816-3-0x0000000000000000-mapping.dmp
    • memory/4816-2-0x0000000000000000-mapping.dmp
    • memory/4816-4-0x0000000000000000-mapping.dmp
    • memory/4816-5-0x0000000000000000-mapping.dmp