Analysis

  • max time kernel
    3s
  • max time network
    11s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • 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 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\227e7b953938a7c55318879af716d4bd71a2a0f40f42996feec8e6e208794a54.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1668
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\227e7b953938a7c55318879af716d4bd71a2a0f40f42996feec8e6e208794a54.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1816
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1816 -s 244
        3⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1960

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1816-0-0x0000000000000000-mapping.dmp
  • memory/1816-3-0x0000000000000000-mapping.dmp
  • memory/1960-1-0x0000000000000000-mapping.dmp
  • memory/1960-2-0x0000000002330000-0x0000000002341000-memory.dmp
    Filesize

    68KB

  • memory/1960-4-0x00000000028B0000-0x00000000028C1000-memory.dmp
    Filesize

    68KB