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Analysis

  • max time kernel
    34s
  • max time network
    47s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    19/01/2025, 20:55

Errors

Reason
Machine shutdown

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.

  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 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.

  • 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 2 IoCs

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

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • 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 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of FindShellTrayWindow 31 IoCs
  • Suspicious use of SendNotifyMessage 31 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 15 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⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3664
    • 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:1484
    • C:\Windows\2024-01-10-18-19-14.exe
      "C:\Windows\2024-01-10-18-19-14.exe"
      2⤵
      • 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:4336
      • 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:3936
      • 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:2020
      • 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:1876
      • 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:2928
      • 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:3000
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /0
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:784

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

    627073ee3ca9676911bee35548eff2b8

    SHA1

    4c4b68c65e2cab9864b51167d710aa29ebdcff2e

    SHA256

    85b280a39fc31ba1e15fb06102a05b8405ff3b82feb181d4170f04e466dd647c

    SHA512

    3c5f6c03e253b83c57e8d6f0334187dbdcdf4fa549eecd36cbc1322dca6d3ca891dc6a019c49ec2eafb88f82d0434299c31e4dfaab123acb42e0546218f311fb

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Explorer\iconcache_idx.db

    Filesize

    14KB

    MD5

    ecbb9112d11468a0e5299f144f1556f5

    SHA1

    bbfce0920338c3440c282d258d27849319b50837

    SHA256

    8bd7cb5f5028fdf53b909d9a5db263072a42c9d77dbd089f0c940b5ca32deaf2

    SHA512

    0ddc1efffc7942289386288ad7de3ea3ec30731e01c7e0e452fccdca28c84a7b99b68d3d62bc9b320cb7719afb202b3f25d19112e3a66620787d91f0a304477d

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

    Filesize

    944B

    MD5

    051a74485331f9d9f5014e58ec71566c

    SHA1

    4ed0256a84f2e95609a0b4d5c249bca624db8fe4

    SHA256

    3f67e4ba795fd89d33e9a1fe7547e297a82ae50b8f25eedc2b33a27866b28888

    SHA512

    1f15fd8ca727b198495ef826002c1cbcc63e98eecb2e92abff48354ae668e6c3aaf9bd3005664967ae75637bacee7e730ce36142483d08ae6a068d9ae3e0e17d

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

    Filesize

    18KB

    MD5

    1b883a3f775d02824dd8f5a2a6be04f5

    SHA1

    8e81c0f0a45f9c3ae991f64f79b4f7459d7b9338

    SHA256

    fede546e827adebf5f08f11bdb7a51a23ddab165c949d6078a5d0d1706a46adc

    SHA512

    15a601add66e3497f82a68d93c50f0e0596e7914f11e3d232763eca4dd4ccb87462bb937023ca5c3694732ce237c971990ae1f5755541fc617a26ac949b5f298

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

    Filesize

    944B

    MD5

    6344564097353c8e7e68991fffa80d88

    SHA1

    2ac4d108a30ec3fbd2938b0563eb912415ea7c62

    SHA256

    d0af6d69f8bc0c98e9fb61dead6327bbc8b4f5292529313515382d8f883de0da

    SHA512

    e2b37a9001a91cb05483d72f88bd70a61ca5655939c2290fd1580710eec9d8d26a5fedbcb5223f5413b5dcc46f1d8b6b408e57be0e4ad4b37b55cbce9023a303

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_pjdpxfvr.zyu.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

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

    Filesize

    68KB

    MD5

    0c8294e9d43eab4f86105d4c92afbfa0

    SHA1

    338416be49b72459690d9bc8e5d0da66dae8ffd5

    SHA256

    55b9e348d510dcaeb9ac6d33eb7d4057cbfe186feb3ce476eb26935db1fd393d

    SHA512

    f24cd690851ce0a2dff4c009ebc87d8072c6ad76cfaa5ff16fa318af87887fbc623fdfe26b141b4c1c7ab8f911bbae503b7514fb8ef5229f5579b5a5106be491

  • memory/784-113-0x00000179FDB10000-0x00000179FDB11000-memory.dmp

    Filesize

    4KB

  • memory/784-119-0x00000179FDB10000-0x00000179FDB11000-memory.dmp

    Filesize

    4KB

  • memory/784-108-0x00000179FDB10000-0x00000179FDB11000-memory.dmp

    Filesize

    4KB

  • memory/784-109-0x00000179FDB10000-0x00000179FDB11000-memory.dmp

    Filesize

    4KB

  • memory/784-117-0x00000179FDB10000-0x00000179FDB11000-memory.dmp

    Filesize

    4KB

  • memory/784-116-0x00000179FDB10000-0x00000179FDB11000-memory.dmp

    Filesize

    4KB

  • memory/784-107-0x00000179FDB10000-0x00000179FDB11000-memory.dmp

    Filesize

    4KB

  • memory/784-114-0x00000179FDB10000-0x00000179FDB11000-memory.dmp

    Filesize

    4KB

  • memory/784-118-0x00000179FDB10000-0x00000179FDB11000-memory.dmp

    Filesize

    4KB

  • memory/784-115-0x00000179FDB10000-0x00000179FDB11000-memory.dmp

    Filesize

    4KB

  • memory/1484-29-0x0000000005610000-0x0000000005967000-memory.dmp

    Filesize

    3.3MB

  • memory/1484-33-0x0000000070B00000-0x0000000070B4C000-memory.dmp

    Filesize

    304KB

  • memory/1484-44-0x0000000006D50000-0x0000000006DF4000-memory.dmp

    Filesize

    656KB

  • memory/1484-45-0x0000000074910000-0x00000000750C1000-memory.dmp

    Filesize

    7.7MB

  • memory/1484-46-0x0000000074910000-0x00000000750C1000-memory.dmp

    Filesize

    7.7MB

  • memory/1484-48-0x0000000006EB0000-0x0000000006ECA000-memory.dmp

    Filesize

    104KB

  • memory/1484-47-0x00000000074D0000-0x0000000007B4A000-memory.dmp

    Filesize

    6.5MB

  • memory/1484-49-0x0000000006F20000-0x0000000006F2A000-memory.dmp

    Filesize

    40KB

  • memory/1484-13-0x000000007491E000-0x000000007491F000-memory.dmp

    Filesize

    4KB

  • memory/1484-51-0x0000000007120000-0x00000000071B6000-memory.dmp

    Filesize

    600KB

  • memory/1484-52-0x00000000070E0000-0x00000000070F1000-memory.dmp

    Filesize

    68KB

  • memory/1484-53-0x0000000007100000-0x000000000710E000-memory.dmp

    Filesize

    56KB

  • memory/1484-54-0x00000000071C0000-0x00000000071D5000-memory.dmp

    Filesize

    84KB

  • memory/1484-55-0x0000000007200000-0x000000000721A000-memory.dmp

    Filesize

    104KB

  • memory/1484-14-0x00000000046C0000-0x00000000046F6000-memory.dmp

    Filesize

    216KB

  • memory/1484-65-0x00000000071F0000-0x00000000071F8000-memory.dmp

    Filesize

    32KB

  • memory/1484-43-0x0000000006B30000-0x0000000006B4E000-memory.dmp

    Filesize

    120KB

  • memory/1484-34-0x0000000074910000-0x00000000750C1000-memory.dmp

    Filesize

    7.7MB

  • memory/1484-81-0x0000000074910000-0x00000000750C1000-memory.dmp

    Filesize

    7.7MB

  • memory/1484-32-0x0000000006AF0000-0x0000000006B24000-memory.dmp

    Filesize

    208KB

  • memory/1484-31-0x0000000005B80000-0x0000000005BCC000-memory.dmp

    Filesize

    304KB

  • memory/1484-15-0x0000000074910000-0x00000000750C1000-memory.dmp

    Filesize

    7.7MB

  • memory/1484-30-0x0000000005B30000-0x0000000005B4E000-memory.dmp

    Filesize

    120KB

  • memory/1484-19-0x00000000053D0000-0x0000000005436000-memory.dmp

    Filesize

    408KB

  • memory/1484-20-0x0000000074910000-0x00000000750C1000-memory.dmp

    Filesize

    7.7MB

  • memory/1484-18-0x0000000004D30000-0x0000000004D96000-memory.dmp

    Filesize

    408KB

  • memory/1484-17-0x0000000004B90000-0x0000000004BB2000-memory.dmp

    Filesize

    136KB

  • memory/1484-16-0x0000000004DA0000-0x00000000053CA000-memory.dmp

    Filesize

    6.2MB

  • memory/3936-56-0x0000026BFFC90000-0x0000026BFFCB2000-memory.dmp

    Filesize

    136KB

  • memory/4336-106-0x00000000016C0000-0x00000000016D0000-memory.dmp

    Filesize

    64KB

  • memory/4336-50-0x00000000016C0000-0x00000000016D0000-memory.dmp

    Filesize

    64KB

  • memory/4336-12-0x0000000000E70000-0x0000000000E88000-memory.dmp

    Filesize

    96KB

  • memory/4336-125-0x000000001D590000-0x000000001D59C000-memory.dmp

    Filesize

    48KB

  • memory/4336-11-0x00007FF8289D3000-0x00007FF8289D5000-memory.dmp

    Filesize

    8KB