Analysis

  • max time kernel
    65s
  • max time network
    68s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    15-11-2020 22:48

General

  • Target

    e9feca1aefb5369e43fe1d88c3c9f038b245ba66bb6f99deefa093ab4efe8f44.dll

  • Size

    206KB

  • MD5

    f29175af254d5f0fd16db7a7c751442b

  • SHA1

    24348191d585f720633af637f6f3918c97aca884

  • SHA256

    e9feca1aefb5369e43fe1d88c3c9f038b245ba66bb6f99deefa093ab4efe8f44

  • SHA512

    d6a6722ff48579622673240e3d57a63bc85e7d3a5397f89d395ae26271db6a8d54137d01799af7a374e0a190af8a7ac5a46e9526c6e9f9a0b74989617550b036

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\e9feca1aefb5369e43fe1d88c3c9f038b245ba66bb6f99deefa093ab4efe8f44.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1688
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e9feca1aefb5369e43fe1d88c3c9f038b245ba66bb6f99deefa093ab4efe8f44.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1484
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1484 -s 244
        3⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1168

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1168-1-0x0000000000000000-mapping.dmp
  • memory/1168-2-0x0000000001DA0000-0x0000000001DB1000-memory.dmp
    Filesize

    68KB

  • memory/1168-4-0x00000000027E0000-0x00000000027F1000-memory.dmp
    Filesize

    68KB

  • memory/1484-0-0x0000000000000000-mapping.dmp
  • memory/1484-3-0x0000000000000000-mapping.dmp