Resubmissions

25-10-2022 19:39

221025-ydf41adfa8 5

24-10-2022 20:28

221024-y84hsaade9 10

Analysis

  • max time kernel
    77s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-10-2022 19:39

General

  • Target

    Downloads.exe

  • Size

    20.4MB

  • MD5

    1f8d2846109b9b9fdadb28ba1492dbff

  • SHA1

    6a89d407a8cbe41392fe8771c9b4ab01e479bd2d

  • SHA256

    39320dd56575ef700b43ad49fff8c5088cb8b6bd05546f376b04d44c976ae148

  • SHA512

    33a5dd606f2f4c1513189560989a3c61cbd47b2a282e7d32798e548f4d53a421075d23a416ce443fb91121c24b79c6132bd652e069cdf063f9f2480e2bb5b452

  • SSDEEP

    393216:NCaD/8a2qhzNvMnSVtxr6lTyuF0WOifSRrd1cFKe9CX5QqiMikP537aXmb0r:4aDkalhpZ0lVHSzevqeMvbU

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 3 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Modifies data under HKEY_USERS 64 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Downloads.exe
    "C:\Users\Admin\AppData\Local\Temp\Downloads.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:2404
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    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:1788
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:4268
    • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
      "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
      1⤵
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious use of SetWindowsHookEx
      PID:3480
    • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
      "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
      1⤵
      • Modifies data under HKEY_USERS
      • Suspicious use of SetWindowsHookEx
      PID:1860

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads