Analysis

  • max time kernel
    137s
  • max time network
    137s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    24-01-2022 01:38

General

  • Target

    8b100ab70a13a925db6de213db99b34edcb93075f3841b7922c8cb4f1b251637.dll

  • Size

    161KB

  • MD5

    90570c7611046d48f8d3c437c38b0639

  • SHA1

    ab4ec0060856f376ab560631c33deb879ee76578

  • SHA256

    8b100ab70a13a925db6de213db99b34edcb93075f3841b7922c8cb4f1b251637

  • SHA512

    b7dc0ef470c5ce2914ba95dcdf65a5f26393281c361c7fe66a08330f351c43f2dd04b44db1945b2c8822f26fecb0a4049a3d8c73d811efbe4246c3e8cb1796c4

Score
10/10

Malware Config

Signatures

  • Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\8b100ab70a13a925db6de213db99b34edcb93075f3841b7922c8cb4f1b251637.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1184
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\8b100ab70a13a925db6de213db99b34edcb93075f3841b7922c8cb4f1b251637.dll,#1
      2⤵
        PID:940
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 940 -s 708
          3⤵
          • Suspicious use of NtCreateProcessExOtherParentProcess
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4012

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • memory/940-118-0x0000000001090000-0x000000000109A000-memory.dmp
      Filesize

      40KB

    • memory/940-119-0x00000000059F0000-0x00000000059F6000-memory.dmp
      Filesize

      24KB

    • memory/940-121-0x00000000010B0000-0x00000000010B1000-memory.dmp
      Filesize

      4KB

    • memory/940-122-0x00000000059E0000-0x00000000059E1000-memory.dmp
      Filesize

      4KB

    • memory/940-120-0x00000000010A0000-0x00000000010A1000-memory.dmp
      Filesize

      4KB