Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/03/2025, 22:39

General

  • Target

    dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe

  • Size

    277KB

  • MD5

    d1458dc39b290683cefbb01cc5b0991a

  • SHA1

    e9749971be9d943cb2a62e2be5eb442161876ec6

  • SHA256

    dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d

  • SHA512

    f90bc037576ee1205fa260d5b6b05c95f930025bc40f541b92f39b845b8e9a90a59ec18ef0be1ab5cf7bb74ed6a6222fc1a882df894ba8e1e722d671aef37e35

  • SSDEEP

    6144:mncN0em3ZxfIiz1uE9FT6gLc/wtgdmvRvtsUuVGh+/Kq3u:P0dfJ8E9d6gLMaDvzsVu+d+

Malware Config

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 2 IoCs
  • Executes dropped EXE 7 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
    "C:\Users\Admin\AppData\Local\Temp\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3176
    • C:\Users\Admin\AppData\Local\Temp\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
      "C:\Users\Admin\AppData\Local\Temp\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe"
      2⤵
      • Checks computer location settings
      • Drops startup file
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4028
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /create /f /sc minute /mo 1 /tn "dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d" /tr "C:\Users\Admin\AppData\Roaming\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1364
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3176 -s 812
      2⤵
      • Program crash
      PID:1668
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3176 -ip 3176
    1⤵
      PID:3056
    • C:\Users\Admin\AppData\Roaming\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
      C:\Users\Admin\AppData\Roaming\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
      1⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:636
      • C:\Users\Admin\AppData\Roaming\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
        "C:\Users\Admin\AppData\Roaming\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe"
        2⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:2052
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 800
        2⤵
        • Program crash
        PID:4848
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 636 -ip 636
      1⤵
        PID:1016
      • C:\Users\Admin\AppData\Roaming\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
        C:\Users\Admin\AppData\Roaming\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
        1⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:5116
        • C:\Users\Admin\AppData\Roaming\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
          "C:\Users\Admin\AppData\Roaming\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe"
          2⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:3176
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5116 -s 732
          2⤵
          • Program crash
          PID:832
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 388 -p 5116 -ip 5116
        1⤵
          PID:4564
        • C:\Users\Admin\AppData\Roaming\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
          C:\Users\Admin\AppData\Roaming\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
          1⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:3608
          • C:\Users\Admin\AppData\Roaming\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
            "C:\Users\Admin\AppData\Roaming\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe"
            2⤵
            • Executes dropped EXE
            PID:4328
          • C:\Users\Admin\AppData\Roaming\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
            "C:\Users\Admin\AppData\Roaming\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe"
            2⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            PID:4788
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3608 -s 780
            2⤵
            • Program crash
            PID:528
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3608 -ip 3608
          1⤵
            PID:1320

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe.log

            Filesize

            944B

            MD5

            5e94b238b014b2475a606db72c39b60f

            SHA1

            a6a2b64884f1a2bb82c0ee7fe0682f9c2c619ed9

            SHA256

            15f497aea89068cc4068fc495ecc93a4e5b6325423d6bf576cb73cae7ff86e48

            SHA512

            f57b4921101ee4c473af007d9eaf502c38681b3249bd8765156a741788b3b672687c0f06b31029aa09e6a8f3159666de6ed5e221fa5188ca7d5ca1c05e992896

          • C:\Users\Admin\AppData\Roaming\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe

            Filesize

            277KB

            MD5

            d1458dc39b290683cefbb01cc5b0991a

            SHA1

            e9749971be9d943cb2a62e2be5eb442161876ec6

            SHA256

            dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d

            SHA512

            f90bc037576ee1205fa260d5b6b05c95f930025bc40f541b92f39b845b8e9a90a59ec18ef0be1ab5cf7bb74ed6a6222fc1a882df894ba8e1e722d671aef37e35

          • memory/636-24-0x0000000074D70000-0x0000000075520000-memory.dmp

            Filesize

            7.7MB

          • memory/636-21-0x0000000074D70000-0x0000000075520000-memory.dmp

            Filesize

            7.7MB

          • memory/636-19-0x0000000074D70000-0x0000000075520000-memory.dmp

            Filesize

            7.7MB

          • memory/636-18-0x0000000074D70000-0x0000000075520000-memory.dmp

            Filesize

            7.7MB

          • memory/636-17-0x0000000074D70000-0x0000000075520000-memory.dmp

            Filesize

            7.7MB

          • memory/3176-4-0x0000000074D70000-0x0000000075520000-memory.dmp

            Filesize

            7.7MB

          • memory/3176-7-0x0000000074D70000-0x0000000075520000-memory.dmp

            Filesize

            7.7MB

          • memory/3176-0-0x0000000074D7E000-0x0000000074D7F000-memory.dmp

            Filesize

            4KB

          • memory/3176-3-0x0000000074D70000-0x0000000075520000-memory.dmp

            Filesize

            7.7MB

          • memory/3176-2-0x0000000005C70000-0x0000000006214000-memory.dmp

            Filesize

            5.6MB

          • memory/3176-1-0x0000000000CA0000-0x0000000000CEE000-memory.dmp

            Filesize

            312KB

          • memory/4028-8-0x0000000005900000-0x000000000599C000-memory.dmp

            Filesize

            624KB

          • memory/4028-10-0x0000000074D70000-0x0000000075520000-memory.dmp

            Filesize

            7.7MB

          • memory/4028-14-0x0000000074D70000-0x0000000075520000-memory.dmp

            Filesize

            7.7MB

          • memory/4028-9-0x0000000074D70000-0x0000000075520000-memory.dmp

            Filesize

            7.7MB

          • memory/4028-6-0x0000000000400000-0x0000000000436000-memory.dmp

            Filesize

            216KB