Resubmissions

30-04-2024 21:32

240430-1dsh5sgb5w 10

26-12-2023 17:34

231226-v5wrzsabgn 10

13-12-2023 16:11

231213-tmycesfacp 10

Analysis

  • max time kernel
    122s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    30-04-2024 21:32

General

  • Target

    be240429f6a9f67df22429d9fac5c22c887a65dae26f0af0b705ada8b61060c0.dll

  • Size

    154.8MB

  • MD5

    9dae649039736ebce04c0a381f64e0fe

  • SHA1

    f50767804a693308e5e907bc22fa4c13e7ffb9cf

  • SHA256

    be240429f6a9f67df22429d9fac5c22c887a65dae26f0af0b705ada8b61060c0

  • SHA512

    d1e213b944a1cd9524f09ee4f723fba82eb6f2d8f74e49f6a0ca37603d82ad0eb398df283ee881b8c4d28c541b2ecda665aea715f36022804c4422bf7ad75e33

  • SSDEEP

    786432:+xht4Uz95Mqkwog0cm9K7W1WrPVEZOgFQww9M2CCSY9H0suLsqZZ:MOQogrm473rPVE0Pdq2CCNDYbZZ

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies registry class 10 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\be240429f6a9f67df22429d9fac5c22c887a65dae26f0af0b705ada8b61060c0.dll,#1
    1⤵
      PID:1612
    • C:\Windows\system32\taskmgr.exe
      "C:\Windows\system32\taskmgr.exe" /4
      1⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1860
    • C:\Windows\system32\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\WaitRedo.ps1xml
      1⤵
      • Opens file in notepad (likely ransom note)
      PID:2700
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\Desktop\UndoOpen.svgz
      1⤵
      • Modifies registry class
      PID:2660
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\Desktop\UndoOpen.svgz
      1⤵
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:2520
      • C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
        "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\Desktop\UndoOpen.svgz"
        2⤵
        • Suspicious use of SetWindowsHookEx
        PID:800

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1860-0-0x0000000140000000-0x00000001405E8000-memory.dmp

      Filesize

      5.9MB

    • memory/1860-1-0x0000000140000000-0x00000001405E8000-memory.dmp

      Filesize

      5.9MB