Analysis

  • max time kernel
    133s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 18:11

General

  • Target

    Stningsstrukturers.ps1

  • Size

    58KB

  • MD5

    dd200d8c3c09458738a4ee7d421a891b

  • SHA1

    5821db55a8a2e95c67411c18893530d9c3cd47c6

  • SHA256

    0e5ad13c4627a6fcb258cbcf2e67bde5ac0f66b8e85291ba05dacc5021eeb4df

  • SHA512

    a2faef0cb547f0ee91ca5b45893300fc18943d1389f593bf2b58f557d8e85f7346e55be8a592c87e6e32dc98f9d568a05e59cc7d93b9288391c0465b6a68f39d

  • SSDEEP

    1536:sWQH2/5I3Msf3ZYyEkBsrTX+SKmiXY81ruyMmWKYgZVYJ:sWi65tOJ7EkW+SCDrZ9Ycs

Malware Config

Signatures

  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • 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 22 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\Stningsstrukturers.ps1
    1⤵
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2040
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c "set /A 1^^0"
      2⤵
        PID:2084
      • C:\Windows\system32\wermgr.exe
        "C:\Windows\system32\wermgr.exe" "-outproc" "2040" "1092"
        2⤵
          PID:2660
      • 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:868

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\OutofProcReport259403614.txt

        Filesize

        1KB

        MD5

        b92ce0f8191ed1d64849dbb30be2d9bf

        SHA1

        a7c58d83a9cc60f4725a25d3856eb544647c7ad0

        SHA256

        d7515312224805fde8caf08bb341bb644f50c5a2d631af2ac6c5747d184ac7d9

        SHA512

        72403f6b8a266559afe4513149805b815d47d790354389c5c5c9684e3992206c717955a66600de4d6ee676792b6df011fa6d81ea14a57ece1d629b459932cfd5

      • memory/868-20-0x00000000025F0000-0x0000000002600000-memory.dmp

        Filesize

        64KB

      • memory/2040-4-0x000007FEF566E000-0x000007FEF566F000-memory.dmp

        Filesize

        4KB

      • memory/2040-5-0x000000001B530000-0x000000001B812000-memory.dmp

        Filesize

        2.9MB

      • memory/2040-6-0x0000000002790000-0x0000000002798000-memory.dmp

        Filesize

        32KB

      • memory/2040-7-0x000007FEF53B0000-0x000007FEF5D4D000-memory.dmp

        Filesize

        9.6MB

      • memory/2040-8-0x000007FEF53B0000-0x000007FEF5D4D000-memory.dmp

        Filesize

        9.6MB

      • memory/2040-9-0x000007FEF53B0000-0x000007FEF5D4D000-memory.dmp

        Filesize

        9.6MB

      • memory/2040-10-0x000007FEF53B0000-0x000007FEF5D4D000-memory.dmp

        Filesize

        9.6MB

      • memory/2040-11-0x000007FEF53B0000-0x000007FEF5D4D000-memory.dmp

        Filesize

        9.6MB

      • memory/2040-13-0x000007FEF53B0000-0x000007FEF5D4D000-memory.dmp

        Filesize

        9.6MB

      • memory/2040-16-0x000007FEF53B0000-0x000007FEF5D4D000-memory.dmp

        Filesize

        9.6MB