Analysis

  • max time kernel
    118s
  • max time network
    203s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-05-2024 20:14

General

  • Target

    Server.exe

  • Size

    1.3MB

  • MD5

    dd6667db55acaefa2d7e99dcf5d97a26

  • SHA1

    c1b281ef573df4da584294c61b5322edfed589ad

  • SHA256

    ce8fd5ec0b2ee4e5d87d35622eeaa022ee971801c97bcb3726ca6ebe4b576238

  • SHA512

    916c8b63400c0a8e495fc59d8e348499a6f04421e79599803c7ac4cd828c82f389bfd733471de27cc1643c03723429f8544446d9adc69082e6a5032139a1f1f1

  • SSDEEP

    24576:RIVMEFyWLoQJV+fLmomlEkmmsEnE7E7E7EUmemmmmmmIDmeIjwnaKk:RWMEMWlVILmomSkmmtEQQQUmemmmmmm7

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 1 IoCs
  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 34 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 59 IoCs
  • Suspicious use of SendNotifyMessage 59 IoCs
  • Suspicious use of SetWindowsHookEx 2 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:\Users\Admin\AppData\Local\Temp\Server.exe
    "C:\Users\Admin\AppData\Local\Temp\Server.exe"
    1⤵
      PID:2228
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2228 -s 824
        2⤵
        • Program crash
        PID:3304
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2228 -ip 2228
      1⤵
        PID:4372
      • 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:3684
      • C:\Windows\system32\mmc.exe
        "C:\Windows\system32\mmc.exe" "C:\Windows\system32\taskschd.msc" /s
        1⤵
        • Drops file in System32 directory
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:3048

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2228-0-0x000000007532E000-0x000000007532F000-memory.dmp

        Filesize

        4KB

      • memory/2228-1-0x0000000000620000-0x0000000000768000-memory.dmp

        Filesize

        1.3MB

      • memory/2228-2-0x0000000005760000-0x0000000005D04000-memory.dmp

        Filesize

        5.6MB

      • memory/3684-3-0x000001D1C42A0000-0x000001D1C42A1000-memory.dmp

        Filesize

        4KB

      • memory/3684-5-0x000001D1C42A0000-0x000001D1C42A1000-memory.dmp

        Filesize

        4KB

      • memory/3684-4-0x000001D1C42A0000-0x000001D1C42A1000-memory.dmp

        Filesize

        4KB

      • memory/3684-9-0x000001D1C42A0000-0x000001D1C42A1000-memory.dmp

        Filesize

        4KB

      • memory/3684-15-0x000001D1C42A0000-0x000001D1C42A1000-memory.dmp

        Filesize

        4KB

      • memory/3684-14-0x000001D1C42A0000-0x000001D1C42A1000-memory.dmp

        Filesize

        4KB

      • memory/3684-13-0x000001D1C42A0000-0x000001D1C42A1000-memory.dmp

        Filesize

        4KB

      • memory/3684-12-0x000001D1C42A0000-0x000001D1C42A1000-memory.dmp

        Filesize

        4KB

      • memory/3684-11-0x000001D1C42A0000-0x000001D1C42A1000-memory.dmp

        Filesize

        4KB

      • memory/3684-10-0x000001D1C42A0000-0x000001D1C42A1000-memory.dmp

        Filesize

        4KB