Analysis

  • max time kernel
    133s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    21/03/2024, 03:56

General

  • Target

    Bedwarmer.ps1

  • Size

    58KB

  • MD5

    aae5fcb1e66470ef7a08ea335b80ac05

  • SHA1

    9422c0898c87a134c72c6ffa35c594d93dba9dc9

  • SHA256

    8bd9205c7c8f112ff5cba1307842eddccc18e20e227cccb7b74e6a24e686b8b0

  • SHA512

    031d187a47a9b687d6822f34e74029f2f1cf4eb8687dc2846a3d84efbf9d30d5459870842a22cdab89130915501e2593f79b2a32da5c266d382120e0a042b072

  • SSDEEP

    1536:kIA6tvaB6ot7AWRT/HFQzHYDLaKzxxkRq:kIltiBhzlQELaKzjD

Score
8/10

Malware Config

Signatures

  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 13 IoCs
  • Suspicious use of FindShellTrayWindow 29 IoCs
  • Suspicious use of SendNotifyMessage 17 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\Bedwarmer.ps1
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3024
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c "set /A 1^^0"
      2⤵
        PID:2536
      • C:\Windows\system32\wermgr.exe
        "C:\Windows\system32\wermgr.exe" "-outproc" "3024" "1128"
        2⤵
          PID:2592
      • C:\Windows\explorer.exe
        explorer.exe
        1⤵
        • Modifies Installed Components in the registry
        • Modifies registry class
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2704

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\OutofProcReport259397411.txt

        Filesize

        1KB

        MD5

        9465f95ea30d4eeecb6e6b53ae693337

        SHA1

        cc6ec192b6cf6c84fe6681da1be228fc3973cb48

        SHA256

        7ceb101a86d2bbc4c9c3e9ee945259739c11c94febd2d8d40b94b20a4fd1f795

        SHA512

        80105048934ace31287fc89ab228acb22924c9e2c58e3e3b92eaf406c2a8a39ed006fe56505c7c43d9204b400490f0c5effd2b1bde06afd27ceea8bd3eaac7d5

      • memory/2704-23-0x0000000002AA0000-0x0000000002AB0000-memory.dmp

        Filesize

        64KB

      • memory/2704-19-0x0000000004210000-0x0000000004211000-memory.dmp

        Filesize

        4KB

      • memory/2704-18-0x0000000004210000-0x0000000004211000-memory.dmp

        Filesize

        4KB

      • memory/3024-10-0x00000000029E0000-0x0000000002A60000-memory.dmp

        Filesize

        512KB

      • memory/3024-8-0x000007FEF5590000-0x000007FEF5F2D000-memory.dmp

        Filesize

        9.6MB

      • memory/3024-4-0x000000001B730000-0x000000001BA12000-memory.dmp

        Filesize

        2.9MB

      • memory/3024-12-0x00000000029E0000-0x0000000002A60000-memory.dmp

        Filesize

        512KB

      • memory/3024-9-0x00000000029E0000-0x0000000002A60000-memory.dmp

        Filesize

        512KB

      • memory/3024-15-0x0000000002C40000-0x0000000002C44000-memory.dmp

        Filesize

        16KB

      • memory/3024-16-0x00000000029E0000-0x0000000002A60000-memory.dmp

        Filesize

        512KB

      • memory/3024-17-0x000007FEF5590000-0x000007FEF5F2D000-memory.dmp

        Filesize

        9.6MB

      • memory/3024-7-0x00000000029E0000-0x0000000002A60000-memory.dmp

        Filesize

        512KB

      • memory/3024-5-0x0000000001F70000-0x0000000001F78000-memory.dmp

        Filesize

        32KB

      • memory/3024-6-0x000007FEF5590000-0x000007FEF5F2D000-memory.dmp

        Filesize

        9.6MB