Overview

overview

10

Static

static

3

512ff74ca5...ec.exe

windows7-x64

10

512ff74ca5...ec.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/08/2024, 04:24

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General

  • Target
    512ff74ca594632b7c8469ed3a997a38bd91730fe0b35008737dd7d02cb2d0ec.exe
  • Size 8.0MB
  • Sample240805-e1nmta1bjf
  • SHA256 512ff74ca594632b7c8469ed3a997a38bd91730fe0b35008737dd7d02cb2d0ec
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
xwormagilenetexecutionpersistencerattrojan

Malware Config

Extracted

Family

  • xworm

C2

  • jajaovh.duckdns.org:1605

Attributes
  • Install_directory

    %Temp%

  • install_file

    USB.exe

Signatures

  • Detect Xworm Payload 2 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

    trojanratxworm
  • Command and Scripting Interpreter: PowerShell 1 TTPs 6 IoCs

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

    execution
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Drops startup file 2 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 1 IoCs
  • Obfuscated with Agile.Net obfuscator 2 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    agilenet
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Looks up external IP address via web service 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

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

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

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 18 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.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\512ff74ca594632b7c8469ed3a997a38bd91730fe0b35008737dd7d02cb2d0ec.exe
    "C:\Users\Admin\AppData\Local\Temp\512ff74ca594632b7c8469ed3a997a38bd91730fe0b35008737dd7d02cb2d0ec.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2720
    • 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\Local\Temp\XWorm V5.0.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1660
    • C:\Users\Admin\AppData\Local\Temp\XWorm V5.0.exe
      "C:\Users\Admin\AppData\Local\Temp\XWorm V5.0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of AdjustPrivilegeToken
      PID:560
    • 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\Local\Temp\Windows Driver Fondation.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3492
    • C:\Users\Admin\AppData\Local\Temp\Windows Driver Fondation.exe
      "C:\Users\Admin\AppData\Local\Temp\Windows Driver Fondation.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:3316
      • 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\Local\Temp\Windows Driver Fondation.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:828
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Windows Driver Fondation.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2428
      • 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\Local\Temp\Windows Driver Fondation'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4756
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Windows Driver Fondation'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3352
      • C:\Windows\System32\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "Windows Driver Fondation" /tr "C:\Users\Admin\AppData\Local\Temp\Windows Driver Fondation"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:2464
  • C:\Users\Admin\AppData\Local\Temp\Windows Driver Fondation
    "C:\Users\Admin\AppData\Local\Temp\Windows Driver Fondation"
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:3024
  • C:\Users\Admin\AppData\Local\Temp\Windows Driver Fondation
    "C:\Users\Admin\AppData\Local\Temp\Windows Driver Fondation"
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:400
  • C:\Users\Admin\AppData\Local\Temp\Windows Driver Fondation
    "C:\Users\Admin\AppData\Local\Temp\Windows Driver Fondation"
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:1436

Network

        MITRE ATT&CK Enterprise v15

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        Downloads

        Windows Driver Fondation.log
        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\Windows Driver Fondation.log
        • Size 654B
        • SHA256 e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced
        • MD5 SHA1 SHA512
        Submit Download

        powershell.exe.log
        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
        • Size 2KB
        • SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
        • MD5 SHA1 SHA512
        Submit Download

        StartupProfileData-NonInteractive
        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 944B
        • SHA256 347338241585c510bb1fafae13447879318610ca4d844b0e73089957911d77fe
        • MD5 SHA1 SHA512
        Submit Download

        StartupProfileData-NonInteractive
        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 944B
        • SHA256 cce65b73cdfe9304bcd5207913e8b60fb69faa20cd3b684f2b0343b755b99438
        • MD5 SHA1 SHA512
        Submit Download

        StartupProfileData-NonInteractive
        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 944B
        • SHA256 2b0b750b3bd8a5b91e49139da437133761839ec216c74ac66db64ff1d0b65a0c
        • MD5 SHA1 SHA512
        Submit Download

        StartupProfileData-NonInteractive
        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 944B
        • SHA256 0f9a4b52e01cb051052228a55d0515911b7ef5a8db3cf925528c746df511424d
        • MD5 SHA1 SHA512
        Submit Download

        StartupProfileData-NonInteractive
        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 944B
        • SHA256 f358f33a42122e97c489fad7bbc8beab2eb42d42e4ec7fce0dd61fe6d8c0b8de
        • MD5 SHA1 SHA512
        Submit Download

        CE8806DA1EF0F1BB553DFF4FC5E9FCCD.dll
        • Path C:\Users\Admin\AppData\Local\Temp\CE8806DA1EF0F1BB553DFF4FC5E9FCCD\CE8806DA1EF0F1BB553DFF4FC5E9FCCD.dll
        • Size 112KB
        • SHA256 063099408fd5fb10a7ea408a50b7fb5da1c36accc03b9b31c933df54385d32b8
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        Windows Driver Fondation.exe
        • Path C:\Users\Admin\AppData\Local\Temp\Windows Driver Fondation.exe
        • Size 71KB
        • SHA256 ae998cbf06e84a02fd44adebc6e0be9f5b9cbf5ecaa6fe5ea03a0752dc18ee3b
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        XWorm V5.0.exe
        • Path C:\Users\Admin\AppData\Local\Temp\XWorm V5.0.exe
        • Size 10.4MB
        • SHA256 7471ff7818da2e044caf5bd89725b6283ed0304453c18a0490d6341f3a010ca2
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        __PSScriptPolicyTest_fop5p5jw.50c.ps1
        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_fop5p5jw.50c.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512
        Submit Download

        memory/560-63-0x0000018F80A00000-0x0000018F815B6000-memory.dmp
        Download

        memory/560-31-0x0000018FE5270000-0x0000018FE5CE2000-memory.dmp
        Download

        memory/1660-13-0x00007FFC3A240000-0x00007FFC3AD01000-memory.dmp
        Download

        memory/1660-18-0x00007FFC3A240000-0x00007FFC3AD01000-memory.dmp
        Download

        memory/1660-15-0x00007FFC3A240000-0x00007FFC3AD01000-memory.dmp
        Download

        memory/1660-14-0x00007FFC3A240000-0x00007FFC3AD01000-memory.dmp
        Download

        memory/1660-8-0x000002335DC30000-0x000002335DC52000-memory.dmp
        Download

        memory/2720-61-0x00007FFC3A240000-0x00007FFC3AD01000-memory.dmp
        Download

        memory/2720-0-0x00007FFC3A243000-0x00007FFC3A245000-memory.dmp
        Download

        memory/2720-2-0x00007FFC3A240000-0x00007FFC3AD01000-memory.dmp
        Download

        memory/2720-1-0x0000000000540000-0x0000000000D4A000-memory.dmp
        Download

        memory/3316-62-0x0000000000890000-0x00000000008A8000-memory.dmp
        Download