Analysis

  • max time kernel
    42s
  • max time network
    37s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-11-2024 19:08

General

  • Target

    Universal Hu6 and Aurium V4 [V11].exe

  • Size

    333KB

  • MD5

    210d0781bb57f3a554c96bb467d6cd57

  • SHA1

    3be6edb49c63f7d9ee5f481c4d75f7f1d6ae2258

  • SHA256

    1fbf34bae8537e2ef6f1bf09ae1c0f7b3a802cf76a3114c4e80a7be28d1e2039

  • SHA512

    3c54403550f8885708d83bf5d23540946c33cd69ab6c990dd21f3b63803636fa202fbf2895cad830f6542ee90aa130ed3de07c117599c132295999882d955f72

  • SSDEEP

    6144:2loZMLrIkd8g+EtXHkv/iD4SL72ywvrYahkijD6I8nb8e1mlHaigvRYIcLbFNf45:AoZ0L+EP8SL72ywvrYahkijD6IaCf

Score
10/10

Malware Config

Signatures

  • Detect Umbral payload 1 IoCs
  • Umbral

    Umbral stealer is an opensource moduler stealer written in C#.

  • Umbral family
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of FindShellTrayWindow 33 IoCs
  • Suspicious use of SendNotifyMessage 33 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Universal Hu6 and Aurium V4 [V11].exe
    "C:\Users\Admin\AppData\Local\Temp\Universal Hu6 and Aurium V4 [V11].exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5020
    • C:\Windows\System32\Wbem\wmic.exe
      "wmic.exe" csproduct get uuid
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2796
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /7
    1⤵
    • Checks SCSI registry key(s)
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:4912
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:2828
    • C:\Windows\System32\hnaorh.exe
      "C:\Windows\System32\hnaorh.exe"
      1⤵
        PID:1636

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/4912-13-0x000001452C0B0000-0x000001452C0B1000-memory.dmp

        Filesize

        4KB

      • memory/4912-6-0x000001452C0B0000-0x000001452C0B1000-memory.dmp

        Filesize

        4KB

      • memory/4912-17-0x000001452C0B0000-0x000001452C0B1000-memory.dmp

        Filesize

        4KB

      • memory/4912-16-0x000001452C0B0000-0x000001452C0B1000-memory.dmp

        Filesize

        4KB

      • memory/4912-5-0x000001452C0B0000-0x000001452C0B1000-memory.dmp

        Filesize

        4KB

      • memory/4912-7-0x000001452C0B0000-0x000001452C0B1000-memory.dmp

        Filesize

        4KB

      • memory/4912-15-0x000001452C0B0000-0x000001452C0B1000-memory.dmp

        Filesize

        4KB

      • memory/4912-12-0x000001452C0B0000-0x000001452C0B1000-memory.dmp

        Filesize

        4KB

      • memory/4912-14-0x000001452C0B0000-0x000001452C0B1000-memory.dmp

        Filesize

        4KB

      • memory/4912-11-0x000001452C0B0000-0x000001452C0B1000-memory.dmp

        Filesize

        4KB

      • memory/5020-0-0x00007FFC7BC93000-0x00007FFC7BC95000-memory.dmp

        Filesize

        8KB

      • memory/5020-1-0x0000027C305A0000-0x0000027C305F8000-memory.dmp

        Filesize

        352KB

      • memory/5020-4-0x00007FFC7BC90000-0x00007FFC7C751000-memory.dmp

        Filesize

        10.8MB

      • memory/5020-2-0x00007FFC7BC90000-0x00007FFC7C751000-memory.dmp

        Filesize

        10.8MB