Analysis

  • max time kernel
    135s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    17-11-2020 11:27

General

  • Target

    8ea1556e8dc87bb4fc2422a2b3877bbf.dll

  • Size

    204KB

  • MD5

    f679cea11d6b8faa40a2b0b9ac7d7510

  • SHA1

    96288ccf9600eb1f8d5021693d296d8e3e2a317a

  • SHA256

    de5657a1ede1fbfdc70912bdd28a53ca71cf1a113ad7431c53b51a2ae6bd4dac

  • SHA512

    244ea55c6ed26eac089c4320a30913ca714396bc07b558fead034eb869c1becf43d6f1718ca925d7bc0bc60636730364a76b4099479bf4f2cd1e1dd411f98b3c

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\8ea1556e8dc87bb4fc2422a2b3877bbf.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1040
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\8ea1556e8dc87bb4fc2422a2b3877bbf.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1836
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1836 -s 232
        3⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2024

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1836-0-0x0000000000000000-mapping.dmp
  • memory/1836-3-0x0000000000000000-mapping.dmp
  • memory/2024-1-0x0000000000000000-mapping.dmp
  • memory/2024-2-0x0000000001D20000-0x0000000001D31000-memory.dmp
    Filesize

    68KB

  • memory/2024-4-0x00000000024A0000-0x00000000024B1000-memory.dmp
    Filesize

    68KB