Analysis

  • max time kernel
    7s
  • max time network
    13s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    17-11-2020 11:30

General

  • Target

    46f46ade0fd2e8441d58fc443e158412.dll

  • Size

    199KB

  • MD5

    d854021f9aff7c142c26edaffdbdf825

  • SHA1

    7a548811302f4c82e957c37f0116a2a10e2213d9

  • SHA256

    6c3948e45a735227adf165e782b7ddfccf4b2547f44b08c5e5f9ee443f348cf2

  • SHA512

    0f1a5f8ede3530549a88f4d51fd7ab896f7ee793b192e3494e3f66fe879022aae15ad31310e69d9f5ce36d89823bf4674e0e59f9e7a2cc8606703a242c9ac58f

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\46f46ade0fd2e8441d58fc443e158412.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1816
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\46f46ade0fd2e8441d58fc443e158412.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1116
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1116 -s 224
        3⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1340

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1116-0-0x0000000000000000-mapping.dmp

  • memory/1116-3-0x0000000000000000-mapping.dmp

  • memory/1340-1-0x0000000000000000-mapping.dmp

  • memory/1340-2-0x0000000002070000-0x0000000002081000-memory.dmp

    Filesize

    68KB

  • memory/1340-4-0x0000000002500000-0x0000000002511000-memory.dmp

    Filesize

    68KB