Analysis

  • max time kernel
    47s
  • max time network
    46s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-03-2024 22:34

General

  • Target

    spoofer.exe

  • Size

    229KB

  • MD5

    67a5fee3d0f74d7105431c44bebc3e0e

  • SHA1

    bc1e2157ee1b8f701869caa5f36d6540d5c98f45

  • SHA256

    e61c940bca2685a97f063c2a12031e9a7db76bdcbe1e87257f60ca3117ab8a91

  • SHA512

    210073a102e0994e193c2691e48f56b012b15f753bb784b13c691e11648b86d0b541e835ce5ec276242558fbd55ef8b4679de7a7a8fda18d61fa1b16c1cec8f6

  • SSDEEP

    6144:dloZM+rIkd8g+EtXHkv/iD4AtmXjsv8e1mpCui:/oZtL+EP8AtdiCD

Score
10/10

Malware Config

Signatures

  • Detect Umbral payload 1 IoCs
  • Umbral

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

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

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

  • Suspicious behavior: EnumeratesProcesses 17 IoCs
  • Suspicious use of AdjustPrivilegeToken 48 IoCs
  • Suspicious use of FindShellTrayWindow 43 IoCs
  • Suspicious use of SendNotifyMessage 42 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\spoofer.exe
    "C:\Users\Admin\AppData\Local\Temp\spoofer.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1716
    • C:\Windows\System32\Wbem\wmic.exe
      "wmic.exe" csproduct get uuid
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3392
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:3864
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    1⤵
      PID:1996
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4148 --field-trial-handle=2280,i,4114443225282860369,4764091921472631035,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:852

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1716-0-0x0000019A15280000-0x0000019A152C0000-memory.dmp

        Filesize

        256KB

      • memory/1716-1-0x00007FFD3F150000-0x00007FFD3FC11000-memory.dmp

        Filesize

        10.8MB

      • memory/1716-2-0x0000019A15690000-0x0000019A156A0000-memory.dmp

        Filesize

        64KB

      • memory/1716-4-0x00007FFD3F150000-0x00007FFD3FC11000-memory.dmp

        Filesize

        10.8MB

      • memory/3864-5-0x0000026B63C90000-0x0000026B63C91000-memory.dmp

        Filesize

        4KB

      • memory/3864-6-0x0000026B63C90000-0x0000026B63C91000-memory.dmp

        Filesize

        4KB

      • memory/3864-7-0x0000026B63C90000-0x0000026B63C91000-memory.dmp

        Filesize

        4KB

      • memory/3864-11-0x0000026B63C90000-0x0000026B63C91000-memory.dmp

        Filesize

        4KB

      • memory/3864-12-0x0000026B63C90000-0x0000026B63C91000-memory.dmp

        Filesize

        4KB

      • memory/3864-13-0x0000026B63C90000-0x0000026B63C91000-memory.dmp

        Filesize

        4KB

      • memory/3864-14-0x0000026B63C90000-0x0000026B63C91000-memory.dmp

        Filesize

        4KB

      • memory/3864-15-0x0000026B63C90000-0x0000026B63C91000-memory.dmp

        Filesize

        4KB

      • memory/3864-16-0x0000026B63C90000-0x0000026B63C91000-memory.dmp

        Filesize

        4KB

      • memory/3864-17-0x0000026B63C90000-0x0000026B63C91000-memory.dmp

        Filesize

        4KB