Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    12-11-2020 14:08

General

  • Target

    f09511a7b731bba59d266c1be3fa6870a0d6008de5febf9ce9b6b59273237158.dll

  • Size

    244KB

  • MD5

    2c70f37c51d5a3ccdd745e1e2b1239f1

  • SHA1

    a55d12929e54dec5728cd5622935d7827d9097cf

  • SHA256

    f09511a7b731bba59d266c1be3fa6870a0d6008de5febf9ce9b6b59273237158

  • SHA512

    099dcf6c7cf64e4c3daf2cff2615e6a1830141427409a30f3a9dcd429192194fa5a3845d49568d7a4718be114cc3ae52e6688a2c749da73c7045b78e70f98728

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\f09511a7b731bba59d266c1be3fa6870a0d6008de5febf9ce9b6b59273237158.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:796
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f09511a7b731bba59d266c1be3fa6870a0d6008de5febf9ce9b6b59273237158.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1332
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1332 -s 196
        3⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1924

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1332-0-0x0000000000000000-mapping.dmp
  • memory/1332-3-0x0000000000000000-mapping.dmp
  • memory/1924-1-0x0000000000000000-mapping.dmp
  • memory/1924-2-0x0000000001F10000-0x0000000001F21000-memory.dmp
    Filesize

    68KB

  • memory/1924-4-0x0000000002560000-0x0000000002571000-memory.dmp
    Filesize

    68KB