Analysis

  • max time kernel
    59s
  • max time network
    71s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-01-2025 20:50

Errors

Reason
Machine shutdown

General

  • Target

    2025-01-17-13-06-51.exe

  • Size

    83KB

  • MD5

    45b9c22e416482de6446d6422f37fd17

  • SHA1

    7db3bdee144cb804d73ecb8fcafa4748024f67a2

  • SHA256

    fd96a23ae800a272e8bdf46dba1c8a3ac285cf1c7f6c6f5ae4b473a00e3cf43d

  • SHA512

    731ea90275dbc39ac0ad9c16afa9b61488d5a6ff5a1fbe5af7800a7a38b54b4623c26857b4caec2a5c15c4afee788bc98215ce22ce9764c44e8d90b698e5ae03

  • SSDEEP

    1536:uaPkD+QdQoTFuUer5QhORVx/KzNHUSWUiuCLWm2XiZs8hfNG7xEa1af:uQ89lfo/eJWWCLWm1fNkGakf

Malware Config

Extracted

Family

xworm

C2

trip-thesaurus.gl.at.ply.gg:16715

Attributes
  • Install_directory

    %AppData%

  • install_file

    USB.exe

Signatures

  • Detect Xworm Payload 2 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 4 IoCs

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

  • Drops startup file 2 IoCs
  • Executes dropped EXE 8 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Obfuscated Files or Information: Command Obfuscation 1 TTPs

    Adversaries may obfuscate content during command execution to impede detection.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of SetWindowsHookEx 24 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-01-17-13-06-51.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-01-17-13-06-51.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:832
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAHkAdABpACMAPgBBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAAPAAjAG0AdQB4ACMAPgAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAAPAAjAHUAagBqACMAPgAgAC0ARgBvAHIAYwBlACAAPAAjAGgAYQB5ACMAPgA="
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2268
    • C:\Users\Admin\AppData\Roaming\2025-01-17-13-06-51.exe
      "C:\Users\Admin\AppData\Roaming\2025-01-17-13-06-51.exe"
      2⤵
      • Checks computer location settings
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2544
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\2025-01-17-13-06-51.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1772
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess '2025-01-17-13-06-51.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:760
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\SecurityHealthSystray'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4492
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'SecurityHealthSystray'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1936
      • C:\Users\Admin\AppData\Local\Temp\zjzavm.exe
        "C:\Users\Admin\AppData\Local\Temp\zjzavm.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4152
        • C:\Users\Admin\AppData\Local\Temp\zjzavm.exe
          "C:\Users\Admin\AppData\Local\Temp\zjzavm.exe" /watchdog
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:2984
        • C:\Users\Admin\AppData\Local\Temp\zjzavm.exe
          "C:\Users\Admin\AppData\Local\Temp\zjzavm.exe" /watchdog
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:4248
        • C:\Users\Admin\AppData\Local\Temp\zjzavm.exe
          "C:\Users\Admin\AppData\Local\Temp\zjzavm.exe" /watchdog
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          PID:2608
        • C:\Users\Admin\AppData\Local\Temp\zjzavm.exe
          "C:\Users\Admin\AppData\Local\Temp\zjzavm.exe" /watchdog
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:1044
        • C:\Users\Admin\AppData\Local\Temp\zjzavm.exe
          "C:\Users\Admin\AppData\Local\Temp\zjzavm.exe" /watchdog
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:4500
        • C:\Users\Admin\AppData\Local\Temp\zjzavm.exe
          "C:\Users\Admin\AppData\Local\Temp\zjzavm.exe" /main
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Writes to the Master Boot Record (MBR)
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2988
          • C:\Windows\SysWOW64\notepad.exe
            "C:\Windows\System32\notepad.exe" \note.txt
            5⤵
            • System Location Discovery: System Language Discovery
            PID:4012

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    2KB

    MD5

    d85ba6ff808d9e5444a4b369f5bc2730

    SHA1

    31aa9d96590fff6981b315e0b391b575e4c0804a

    SHA256

    84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

    SHA512

    8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    944B

    MD5

    98baf5117c4fcec1692067d200c58ab3

    SHA1

    5b33a57b72141e7508b615e17fb621612cb8e390

    SHA256

    30bf8496e9a08f4fdfe4767abcd565f92b6da06ca1c7823a70cb7cab16262e51

    SHA512

    344a70bfc037d54176f12db91f05bf4295bb587a5062fd1febe6f52853571170bd8ef6042cb87b893185bbae1937cf77b679d7970f8cc1c2666b0b7c1b32987d

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    944B

    MD5

    77d622bb1a5b250869a3238b9bc1402b

    SHA1

    d47f4003c2554b9dfc4c16f22460b331886b191b

    SHA256

    f97ff12a8abf4bf88bb6497bd2ac2da12628c8847a8ba5a9026bdbb76507cdfb

    SHA512

    d6789b5499f23c9035375a102271e17a8a82e57d6f5312fa24242e08a83efdeb8becb7622f55c4cf1b89c7d864b445df11f4d994cf7e2f87a900535bcca12fd9

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    944B

    MD5

    5cfe303e798d1cc6c1dab341e7265c15

    SHA1

    cd2834e05191a24e28a100f3f8114d5a7708dc7c

    SHA256

    c4d16552769ca1762f6867bce85589c645ac3dc490b650083d74f853f898cfab

    SHA512

    ef151bbe0033a2caf2d40aff74855a3f42c8171e05a11c8ce93c7039d9430482c43fe93d9164ee94839aff253cad774dbf619dde9a8af38773ca66d59ac3400e

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tnreihvl.nhl.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\zjzavm.exe

    Filesize

    14KB

    MD5

    19dbec50735b5f2a72d4199c4e184960

    SHA1

    6fed7732f7cb6f59743795b2ab154a3676f4c822

    SHA256

    a3d5715a81f2fbeb5f76c88c9c21eeee87142909716472f911ff6950c790c24d

    SHA512

    aa8a6bbb1ec516d5d5acf8be6863a4c6c5d754cee12b3d374c3a6acb393376806edc422f0ffb661c210e5b9485da88521e4a0956a4b7b08a5467cfaacd90591d

  • C:\Users\Admin\AppData\Roaming\2025-01-17-13-06-51.exe

    Filesize

    77KB

    MD5

    e2b82b4f39f2527e850756664e5462a1

    SHA1

    8de7c878e724e1667cc90f3fad7b109f5ed65927

    SHA256

    e41f276291b01717c78ffe3d6a288bf95b42da33445c0c8490e0b546fe380935

    SHA512

    5cb25a33e937febb5f8255e2a80eaa1fccc4b5f6442e831d47839ba896727b85e139af5195c46957187b422c7f010f2349320ef977d4598f4b26f8ca2d573a82

  • C:\note.txt

    Filesize

    218B

    MD5

    afa6955439b8d516721231029fb9ca1b

    SHA1

    087a043cc123c0c0df2ffadcf8e71e3ac86bbae9

    SHA256

    8e9f20f6864c66576536c0b866c6ffdcf11397db67fe120e972e244c3c022270

    SHA512

    5da21a31fbc4e8250dffed30f66b896bdf007ac91948140334fe36a3f010e1bac3e70a07e9f3eb9da8633189091fd5cadcabbaacd3e01da0fe7ae28a11b3dddf

  • memory/1772-59-0x0000028DF7580000-0x0000028DF75A2000-memory.dmp

    Filesize

    136KB

  • memory/2268-49-0x0000000007F70000-0x00000000085EA000-memory.dmp

    Filesize

    6.5MB

  • memory/2268-53-0x0000000007BC0000-0x0000000007C56000-memory.dmp

    Filesize

    600KB

  • memory/2268-20-0x0000000005760000-0x00000000057C6000-memory.dmp

    Filesize

    408KB

  • memory/2268-30-0x0000000005FF0000-0x0000000006344000-memory.dmp

    Filesize

    3.3MB

  • memory/2268-31-0x0000000006600000-0x000000000661E000-memory.dmp

    Filesize

    120KB

  • memory/2268-32-0x0000000006640000-0x000000000668C000-memory.dmp

    Filesize

    304KB

  • memory/2268-45-0x00000000077D0000-0x00000000077EE000-memory.dmp

    Filesize

    120KB

  • memory/2268-35-0x0000000070270000-0x00000000702BC000-memory.dmp

    Filesize

    304KB

  • memory/2268-34-0x0000000074450000-0x0000000074C00000-memory.dmp

    Filesize

    7.7MB

  • memory/2268-33-0x0000000006BE0000-0x0000000006C12000-memory.dmp

    Filesize

    200KB

  • memory/2268-46-0x0000000074450000-0x0000000074C00000-memory.dmp

    Filesize

    7.7MB

  • memory/2268-47-0x0000000007800000-0x00000000078A3000-memory.dmp

    Filesize

    652KB

  • memory/2268-48-0x0000000074450000-0x0000000074C00000-memory.dmp

    Filesize

    7.7MB

  • memory/2268-18-0x0000000074450000-0x0000000074C00000-memory.dmp

    Filesize

    7.7MB

  • memory/2268-50-0x0000000007930000-0x000000000794A000-memory.dmp

    Filesize

    104KB

  • memory/2268-51-0x00000000079A0000-0x00000000079AA000-memory.dmp

    Filesize

    40KB

  • memory/2268-13-0x000000007445E000-0x000000007445F000-memory.dmp

    Filesize

    4KB

  • memory/2268-19-0x00000000056F0000-0x0000000005756000-memory.dmp

    Filesize

    408KB

  • memory/2268-54-0x0000000007B30000-0x0000000007B41000-memory.dmp

    Filesize

    68KB

  • memory/2268-55-0x0000000007B70000-0x0000000007B7E000-memory.dmp

    Filesize

    56KB

  • memory/2268-56-0x0000000007B80000-0x0000000007B94000-memory.dmp

    Filesize

    80KB

  • memory/2268-57-0x0000000007C60000-0x0000000007C7A000-memory.dmp

    Filesize

    104KB

  • memory/2268-58-0x0000000007BB0000-0x0000000007BB8000-memory.dmp

    Filesize

    32KB

  • memory/2268-17-0x0000000005650000-0x0000000005672000-memory.dmp

    Filesize

    136KB

  • memory/2268-71-0x0000000074450000-0x0000000074C00000-memory.dmp

    Filesize

    7.7MB

  • memory/2268-16-0x00000000057D0000-0x0000000005DF8000-memory.dmp

    Filesize

    6.2MB

  • memory/2268-15-0x0000000074450000-0x0000000074C00000-memory.dmp

    Filesize

    7.7MB

  • memory/2268-14-0x0000000005050000-0x0000000005086000-memory.dmp

    Filesize

    216KB

  • memory/2544-103-0x00007FFE71FB3000-0x00007FFE71FB5000-memory.dmp

    Filesize

    8KB

  • memory/2544-52-0x000000001AF60000-0x000000001AF70000-memory.dmp

    Filesize

    64KB

  • memory/2544-113-0x000000001AF60000-0x000000001AF70000-memory.dmp

    Filesize

    64KB

  • memory/2544-114-0x000000001AF50000-0x000000001AF5C000-memory.dmp

    Filesize

    48KB

  • memory/2544-12-0x0000000000140000-0x000000000015A000-memory.dmp

    Filesize

    104KB

  • memory/2544-11-0x00007FFE71FB3000-0x00007FFE71FB5000-memory.dmp

    Filesize

    8KB

  • memory/2544-131-0x000000001BD30000-0x000000001BD3C000-memory.dmp

    Filesize

    48KB