Analysis

  • max time kernel
    75s
  • max time network
    83s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-01-2025 13:37

General

  • Target

    2024-01-10-18-19-14.exe

  • Size

    74KB

  • MD5

    2536196d167ace8223ae7453964efc43

  • SHA1

    56299f1745c8ec79d0208b14d10eb744d927b70e

  • SHA256

    f9cd798df715647337e56cedf49fcf778ed456d82f4a39114830e6de52568696

  • SHA512

    625b771cdda5f60569657c6c347dc22deda3cc545f783f212a6a48a6d4c013d65e18b67ec8124e6e58fe84f80d511a4ce29bc657d94911b13e30fbc86da6aa5c

  • SSDEEP

    1536:l09hsM7RYzLo4DsZSICu4My9mGm51dU0tppsOuVggs0Rh69:lCD7RcjDs0ICuesGodXXM3R

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 9 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.

  • Drops file in Windows directory 1 IoCs
  • 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.

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

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

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 IoCs
  • Suspicious use of SetWindowsHookEx 64 IoCs
  • Suspicious use of WriteProcessMemory 39 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\2024-01-10-18-19-14.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-01-10-18-19-14.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1596
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAHUAdgBoACMAPgBBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAAPAAjAHUAaAB5ACMAPgAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAAPAAjAGYAaAB4ACMAPgAgAC0ARgBvAHIAYwBlACAAPAAjAHMAaABqACMAPgA="
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5104
    • C:\Windows\2024-01-10-18-19-14.exe
      "C:\Windows\2024-01-10-18-19-14.exe"
      2⤵
      • Checks computer location settings
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1440
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Windows\2024-01-10-18-19-14.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1908
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess '2024-01-10-18-19-14.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2900
      • 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:4832
      • 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:1168
      • C:\Windows\System32\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "SecurityHealthSystray" /tr "C:\Users\Admin\AppData\Roaming\SecurityHealthSystray"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:392
      • C:\Users\Admin\AppData\Local\Temp\tivlze.exe
        "C:\Users\Admin\AppData\Local\Temp\tivlze.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4496
        • C:\Users\Admin\AppData\Local\Temp\tivlze.exe
          "C:\Users\Admin\AppData\Local\Temp\tivlze.exe" /watchdog
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:2364
        • C:\Users\Admin\AppData\Local\Temp\tivlze.exe
          "C:\Users\Admin\AppData\Local\Temp\tivlze.exe" /watchdog
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:3372
        • C:\Users\Admin\AppData\Local\Temp\tivlze.exe
          "C:\Users\Admin\AppData\Local\Temp\tivlze.exe" /watchdog
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:3348
        • C:\Users\Admin\AppData\Local\Temp\tivlze.exe
          "C:\Users\Admin\AppData\Local\Temp\tivlze.exe" /watchdog
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:424
        • C:\Users\Admin\AppData\Local\Temp\tivlze.exe
          "C:\Users\Admin\AppData\Local\Temp\tivlze.exe" /watchdog
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          PID:4504
        • C:\Users\Admin\AppData\Local\Temp\tivlze.exe
          "C:\Users\Admin\AppData\Local\Temp\tivlze.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:3024
          • C:\Windows\SysWOW64\notepad.exe
            "C:\Windows\System32\notepad.exe" \note.txt
            5⤵
            • System Location Discovery: System Language Discovery
            PID:208
  • C:\Users\Admin\AppData\Roaming\SecurityHealthSystray
    C:\Users\Admin\AppData\Roaming\SecurityHealthSystray
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:2056

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

    3f038ac2e2ceadad0f78317ea7de6881

    SHA1

    f2ee66d1ab22d5594426a26e9d2628ce29b037a7

    SHA256

    475591875182108710538a2ea21a89e0ffa1df43f776689288e0fa96da46efb7

    SHA512

    f751f1f06b79550af211a9bf39d59712bb60f4e2c79a24d850970b1d40e871c2e53ce84ed4f5d974dad53cdbfb95d38a8eff9f871f22ae2d3e772deb731715f4

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

    Filesize

    18KB

    MD5

    de8000ee7ccd8dab1c94c845ae63ce29

    SHA1

    f0c259e7258e6096a5ed721366d1e49f3096cfe6

    SHA256

    79f624725ac90635a86852d96bf93c440058450ef78fc36e6fd0e7f8f5801cec

    SHA512

    1543ef006e4d266e8de8a8b0569884b56f4ab48903e368f14051086355e373a4c57ecb6d47efdacda7637a62fdb9ad8527648acc36da98a165974486a8977d15

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

    Filesize

    944B

    MD5

    9b80cd7a712469a4c45fec564313d9eb

    SHA1

    6125c01bc10d204ca36ad1110afe714678655f2d

    SHA256

    5a9e4969c6cdb5d522c81ce55799effb7255c1b0a9966a936d1dc3ff8fe2112d

    SHA512

    ac280d2623c470c9dec94726a7af0612938723f3c7d60d727eb3c21f17be2f2049f97bc8303558be8b01f94406781ece0ada9a3bc51e930aff20bebb6ca17584

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gd5t3ydm.ohf.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

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

    Filesize

    14KB

    MD5

    19dbec50735b5f2a72d4199c4e184960

    SHA1

    6fed7732f7cb6f59743795b2ab154a3676f4c822

    SHA256

    a3d5715a81f2fbeb5f76c88c9c21eeee87142909716472f911ff6950c790c24d

    SHA512

    aa8a6bbb1ec516d5d5acf8be6863a4c6c5d754cee12b3d374c3a6acb393376806edc422f0ffb661c210e5b9485da88521e4a0956a4b7b08a5467cfaacd90591d

  • C:\Windows\2024-01-10-18-19-14.exe

    Filesize

    68KB

    MD5

    0c8294e9d43eab4f86105d4c92afbfa0

    SHA1

    338416be49b72459690d9bc8e5d0da66dae8ffd5

    SHA256

    55b9e348d510dcaeb9ac6d33eb7d4057cbfe186feb3ce476eb26935db1fd393d

    SHA512

    f24cd690851ce0a2dff4c009ebc87d8072c6ad76cfaa5ff16fa318af87887fbc623fdfe26b141b4c1c7ab8f911bbae503b7514fb8ef5229f5579b5a5106be491

  • C:\note.txt

    Filesize

    218B

    MD5

    afa6955439b8d516721231029fb9ca1b

    SHA1

    087a043cc123c0c0df2ffadcf8e71e3ac86bbae9

    SHA256

    8e9f20f6864c66576536c0b866c6ffdcf11397db67fe120e972e244c3c022270

    SHA512

    5da21a31fbc4e8250dffed30f66b896bdf007ac91948140334fe36a3f010e1bac3e70a07e9f3eb9da8633189091fd5cadcabbaacd3e01da0fe7ae28a11b3dddf

  • memory/1440-134-0x0000000001130000-0x000000000113C000-memory.dmp

    Filesize

    48KB

  • memory/1440-112-0x000000001B880000-0x000000001B890000-memory.dmp

    Filesize

    64KB

  • memory/1440-113-0x0000000001350000-0x000000000135C000-memory.dmp

    Filesize

    48KB

  • memory/1440-49-0x000000001B880000-0x000000001B890000-memory.dmp

    Filesize

    64KB

  • memory/1440-12-0x0000000000B70000-0x0000000000B88000-memory.dmp

    Filesize

    96KB

  • memory/1440-11-0x00007FFEC6CD3000-0x00007FFEC6CD5000-memory.dmp

    Filesize

    8KB

  • memory/1908-66-0x00000202D1FD0000-0x00000202D1FF2000-memory.dmp

    Filesize

    136KB

  • memory/5104-20-0x0000000005E90000-0x0000000005EF6000-memory.dmp

    Filesize

    408KB

  • memory/5104-55-0x0000000007A80000-0x0000000007A8E000-memory.dmp

    Filesize

    56KB

  • memory/5104-33-0x00000000074B0000-0x00000000074E2000-memory.dmp

    Filesize

    200KB

  • memory/5104-46-0x0000000075030000-0x00000000757E0000-memory.dmp

    Filesize

    7.7MB

  • memory/5104-48-0x0000000075030000-0x00000000757E0000-memory.dmp

    Filesize

    7.7MB

  • memory/5104-47-0x00000000074F0000-0x0000000007593000-memory.dmp

    Filesize

    652KB

  • memory/5104-45-0x0000000006AD0000-0x0000000006AEE000-memory.dmp

    Filesize

    120KB

  • memory/5104-44-0x0000000075030000-0x00000000757E0000-memory.dmp

    Filesize

    7.7MB

  • memory/5104-50-0x0000000007E60000-0x00000000084DA000-memory.dmp

    Filesize

    6.5MB

  • memory/5104-51-0x00000000052A0000-0x00000000052BA000-memory.dmp

    Filesize

    104KB

  • memory/5104-52-0x00000000078B0000-0x00000000078BA000-memory.dmp

    Filesize

    40KB

  • memory/5104-53-0x0000000007AD0000-0x0000000007B66000-memory.dmp

    Filesize

    600KB

  • memory/5104-54-0x0000000007A40000-0x0000000007A51000-memory.dmp

    Filesize

    68KB

  • memory/5104-34-0x0000000070E50000-0x0000000070E9C000-memory.dmp

    Filesize

    304KB

  • memory/5104-56-0x0000000007A90000-0x0000000007AA4000-memory.dmp

    Filesize

    80KB

  • memory/5104-32-0x0000000006510000-0x000000000655C000-memory.dmp

    Filesize

    304KB

  • memory/5104-67-0x0000000007B70000-0x0000000007B8A000-memory.dmp

    Filesize

    104KB

  • memory/5104-68-0x0000000007AC0000-0x0000000007AC8000-memory.dmp

    Filesize

    32KB

  • memory/5104-31-0x00000000064F0000-0x000000000650E000-memory.dmp

    Filesize

    120KB

  • memory/5104-75-0x0000000075030000-0x00000000757E0000-memory.dmp

    Filesize

    7.7MB

  • memory/5104-30-0x0000000006000000-0x0000000006354000-memory.dmp

    Filesize

    3.3MB

  • memory/5104-19-0x0000000005E20000-0x0000000005E86000-memory.dmp

    Filesize

    408KB

  • memory/5104-18-0x0000000005520000-0x0000000005542000-memory.dmp

    Filesize

    136KB

  • memory/5104-17-0x0000000075030000-0x00000000757E0000-memory.dmp

    Filesize

    7.7MB

  • memory/5104-16-0x0000000075030000-0x00000000757E0000-memory.dmp

    Filesize

    7.7MB

  • memory/5104-15-0x0000000005680000-0x0000000005CA8000-memory.dmp

    Filesize

    6.2MB

  • memory/5104-14-0x0000000002F10000-0x0000000002F46000-memory.dmp

    Filesize

    216KB

  • memory/5104-13-0x000000007503E000-0x000000007503F000-memory.dmp

    Filesize

    4KB