Analysis

  • max time kernel
    62s
  • max time network
    77s
  • 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 21:35

Errors

Reason
Machine shutdown

General

  • Target

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

  • Size

    79KB

  • MD5

    0a2db837a415837ff64d570e9248f079

  • SHA1

    10752d7b2a8f997ef1cfa73ad3675bb54600b18a

  • SHA256

    3ee2fd48810d44c52854df63b99be9b5e4ef60efc70852b2e1672700f9a3c5a0

  • SHA512

    dbc46cae96b51c64315446b369552a41006b96a53a8b56bde9bf262ad9ec93958b4485b67c85fee0b93c60d8cc9b83b850a4c8b618f6077f5ee1605cebc07523

  • SSDEEP

    1536:Au+JxE8lRyMiOTHXe99l4BlRB2LsjT0YQNhKcQIoO9gkMtdt0hFJ:APV3ex2yMA7vxQIoOradU

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.

  • 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 8 IoCs
  • Suspicious use of SetWindowsHookEx 36 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
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1184
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAHIAbAB6ACMAPgBBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAAPAAjAGoAawBlACMAPgAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAAPAAjAGwAYwBuACMAPgAgAC0ARgBvAHIAYwBlACAAPAAjAHMAdABhACMAPgA="
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2216
    • C:\Users\Admin\AppData\Roaming\2024-01-10-18-19-14.exe
      "C:\Users\Admin\AppData\Roaming\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:3960
      • 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\2024-01-10-18-19-14.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3760
      • 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:424
      • 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:4504
      • 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:1188
      • 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:4360
      • C:\Users\Admin\AppData\Local\Temp\riwebt.exe
        "C:\Users\Admin\AppData\Local\Temp\riwebt.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4160
        • C:\Users\Admin\AppData\Local\Temp\riwebt.exe
          "C:\Users\Admin\AppData\Local\Temp\riwebt.exe" /watchdog
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:2152
        • C:\Users\Admin\AppData\Local\Temp\riwebt.exe
          "C:\Users\Admin\AppData\Local\Temp\riwebt.exe" /watchdog
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:3508
        • C:\Users\Admin\AppData\Local\Temp\riwebt.exe
          "C:\Users\Admin\AppData\Local\Temp\riwebt.exe" /watchdog
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:5012
        • C:\Users\Admin\AppData\Local\Temp\riwebt.exe
          "C:\Users\Admin\AppData\Local\Temp\riwebt.exe" /watchdog
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          PID:3640
        • C:\Users\Admin\AppData\Local\Temp\riwebt.exe
          "C:\Users\Admin\AppData\Local\Temp\riwebt.exe" /watchdog
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:1888
        • C:\Users\Admin\AppData\Local\Temp\riwebt.exe
          "C:\Users\Admin\AppData\Local\Temp\riwebt.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:4192
          • C:\Windows\SysWOW64\notepad.exe
            "C:\Windows\System32\notepad.exe" \note.txt
            5⤵
            • System Location Discovery: System Language Discovery
            PID:3236
  • C:\Users\Admin\AppData\Roaming\SecurityHealthSystray
    C:\Users\Admin\AppData\Roaming\SecurityHealthSystray
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:4796

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

    bf3651a8682259b5e292b98289271f76

    SHA1

    4694a32734c377985dafbd15e26b9a129f1e4a45

    SHA256

    5ffc07abea05b9bb523e511ed75995488a22e3dd54fddc50b62b8336bd57c575

    SHA512

    d9cd369fc710131f0f24c3add83a923625831b1bfb4fba0da83dd71fa41a4ed5a0f0e00755f3cf8ae2aef4aa498c353348c51c167f7d6a2af834f07c78b33896

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

    Filesize

    18KB

    MD5

    979e96c39590c6cd6535cde1f0182c2b

    SHA1

    4b92dba513f4d76f4fedec1f018595c016103820

    SHA256

    d90b8a52ba895bd8f50b6f4388a78c431428f0c6f50295fabc522b39d3374a0f

    SHA512

    4af06e6c6193e866b2fc71b73161c72a579dd029352a2e3d92014903619019113d75c9039cf818cea6fa37bb74c67650ed6cbf6cb2b71572eeb05c7422f48077

  • 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_vevkedj2.fds.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

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

    Filesize

    14KB

    MD5

    19dbec50735b5f2a72d4199c4e184960

    SHA1

    6fed7732f7cb6f59743795b2ab154a3676f4c822

    SHA256

    a3d5715a81f2fbeb5f76c88c9c21eeee87142909716472f911ff6950c790c24d

    SHA512

    aa8a6bbb1ec516d5d5acf8be6863a4c6c5d754cee12b3d374c3a6acb393376806edc422f0ffb661c210e5b9485da88521e4a0956a4b7b08a5467cfaacd90591d

  • C:\Users\Admin\AppData\Roaming\2024-01-10-18-19-14.exe

    Filesize

    74KB

    MD5

    9fd737e642e488c941cb3cfa205bf0b2

    SHA1

    53c1d11e884a4eb76a402111447e7659292a2813

    SHA256

    e5172d5f750acb734d00f632d68ac1542444625307f7d5abd519810943f8af2f

    SHA512

    ee6d98f5760fe357515b89fa6a44d8635f4cd3a6f3cd14ea9bc9a03a479da45f0410c182c7159356bab3f42a6afdac58c018bb483de4774fa004b1b7e6370e08

  • C:\note.txt

    Filesize

    218B

    MD5

    afa6955439b8d516721231029fb9ca1b

    SHA1

    087a043cc123c0c0df2ffadcf8e71e3ac86bbae9

    SHA256

    8e9f20f6864c66576536c0b866c6ffdcf11397db67fe120e972e244c3c022270

    SHA512

    5da21a31fbc4e8250dffed30f66b896bdf007ac91948140334fe36a3f010e1bac3e70a07e9f3eb9da8633189091fd5cadcabbaacd3e01da0fe7ae28a11b3dddf

  • memory/2216-46-0x0000000074AC0000-0x0000000075270000-memory.dmp

    Filesize

    7.7MB

  • memory/2216-52-0x00000000076B0000-0x0000000007746000-memory.dmp

    Filesize

    600KB

  • memory/2216-18-0x0000000005A20000-0x0000000005A86000-memory.dmp

    Filesize

    408KB

  • memory/2216-29-0x0000000005CB0000-0x0000000006004000-memory.dmp

    Filesize

    3.3MB

  • memory/2216-30-0x00000000060F0000-0x000000000610E000-memory.dmp

    Filesize

    120KB

  • memory/2216-31-0x0000000006130000-0x000000000617C000-memory.dmp

    Filesize

    304KB

  • memory/2216-33-0x0000000070860000-0x00000000708AC000-memory.dmp

    Filesize

    304KB

  • memory/2216-32-0x00000000066D0000-0x0000000006702000-memory.dmp

    Filesize

    200KB

  • memory/2216-34-0x0000000074AC0000-0x0000000075270000-memory.dmp

    Filesize

    7.7MB

  • memory/2216-37-0x0000000074AC0000-0x0000000075270000-memory.dmp

    Filesize

    7.7MB

  • memory/2216-45-0x00000000072C0000-0x00000000072DE000-memory.dmp

    Filesize

    120KB

  • memory/2216-47-0x00000000072F0000-0x0000000007393000-memory.dmp

    Filesize

    652KB

  • memory/2216-17-0x0000000005880000-0x00000000058A2000-memory.dmp

    Filesize

    136KB

  • memory/2216-48-0x0000000007A60000-0x00000000080DA000-memory.dmp

    Filesize

    6.5MB

  • memory/2216-49-0x0000000007420000-0x000000000743A000-memory.dmp

    Filesize

    104KB

  • memory/2216-13-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

    Filesize

    4KB

  • memory/2216-51-0x0000000007490000-0x000000000749A000-memory.dmp

    Filesize

    40KB

  • memory/2216-19-0x0000000005A90000-0x0000000005AF6000-memory.dmp

    Filesize

    408KB

  • memory/2216-53-0x0000000007620000-0x0000000007631000-memory.dmp

    Filesize

    68KB

  • memory/2216-54-0x0000000007660000-0x000000000766E000-memory.dmp

    Filesize

    56KB

  • memory/2216-55-0x0000000007670000-0x0000000007684000-memory.dmp

    Filesize

    80KB

  • memory/2216-56-0x0000000007750000-0x000000000776A000-memory.dmp

    Filesize

    104KB

  • memory/2216-14-0x0000000004B50000-0x0000000004B86000-memory.dmp

    Filesize

    216KB

  • memory/2216-67-0x00000000076A0000-0x00000000076A8000-memory.dmp

    Filesize

    32KB

  • memory/2216-15-0x0000000074AC0000-0x0000000075270000-memory.dmp

    Filesize

    7.7MB

  • memory/2216-73-0x0000000074AC0000-0x0000000075270000-memory.dmp

    Filesize

    7.7MB

  • memory/2216-16-0x0000000005220000-0x0000000005848000-memory.dmp

    Filesize

    6.2MB

  • memory/3760-66-0x0000016BCF7B0000-0x0000016BCF7D2000-memory.dmp

    Filesize

    136KB

  • memory/3960-50-0x0000000002AD0000-0x0000000002AE0000-memory.dmp

    Filesize

    64KB

  • memory/3960-111-0x0000000002AD0000-0x0000000002AE0000-memory.dmp

    Filesize

    64KB

  • memory/3960-112-0x000000001C420000-0x000000001C42C000-memory.dmp

    Filesize

    48KB

  • memory/3960-12-0x0000000000740000-0x0000000000758000-memory.dmp

    Filesize

    96KB

  • memory/3960-11-0x00007FF989863000-0x00007FF989865000-memory.dmp

    Filesize

    8KB

  • memory/3960-132-0x000000001C470000-0x000000001C47A000-memory.dmp

    Filesize

    40KB