Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    25/04/2026, 03:00

General

  • Target
    2026-04-25_7de1582ce45be689cd448fef8f7f1202_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm.exe
  • Size 409KB
  • Sample260425-dht67sdx2w
  • SHA256 1f16f32c26674a3876e433b593fb6090ff6633b8155f7aca2d05cb1283a34feb
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

Version
  • XWorm V5.6

Attributes
  • Install_directory

    %LocalAppData%

  • install_file

    USB.exe

  • pastebin_url

    https://pastebin.com/raw/Fxzr3jeT

Signatures

  • Family: Xworm

    Xworm is a remote access trojan written in C#.

  • Detect Xworm Payload 4 IoCs
  • Detects Windows executables referencing non-Windows User-Agents 4 IoCs
  • Executes dropped EXE 4 IoCs
  • Modifies system executable filetype association 2 TTPs 6 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Modifies registry class 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-25_7de1582ce45be689cd448fef8f7f1202_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-25_7de1582ce45be689cd448fef8f7f1202_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm.exe"
    1⤵
    • Modifies system executable filetype association
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1292
    • C:\Users\Admin\Documents\diagnostics\audiodg.exe
      "C:\Users\Admin\Documents\diagnostics\audiodg.exe"
      2⤵
      • Executes dropped EXE
      PID:1852
    • C:\Users\Admin\Documents\diagnostics\shost.exe
      "C:\Users\Admin\Documents\diagnostics\shost.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system executable filetype association
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:4040
      • C:\Users\Admin\Documents\diagnostics\audiodg.exe
        "C:\Users\Admin\Documents\diagnostics\audiodg.exe"
        3⤵
        • Executes dropped EXE
        PID:2616
    • C:\Users\Admin\AppData\Local\Temp\2026-04-25_7de1582ce45be689cd448fef8f7f1202_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm..exe
      "C:\Users\Admin\AppData\Local\Temp\2026-04-25_7de1582ce45be689cd448fef8f7f1202_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm..exe"
      2⤵
      • Executes dropped EXE
      PID:3356

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        RCXF9F3.tmp

        • Path C:\Program Files\7-Zip\RCXF9F3.tmp
        • Size 377KB
        • SHA256 0374d2fb2de8627a6a1532099fc96cf55c65ceec1179fc89c5dfcfd491f5431f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        2026-04-25_7de1582ce45be689cd448fef8f7f1202_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm..exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-04-25_7de1582ce45be689cd448fef8f7f1202_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm..exe
        • Size 34KB
        • SHA256 7c6da9dfb971becb7f6bc20ff72eb93146ea48e551853d0a471b6d6e33511e5c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        138135099153.exe

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\138135099153.exe
        • Size 4.1MB
        • SHA256 78425e626d0830c35ee05307ad6958055493acebbb8a2548ba3de4af6d6378f7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        153596938969..exe

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\153596938969..exe
        • Size 1.4MB
        • SHA256 1724f2173c7307bea75bb4621bf7f52b673393f8bd2b77ee8308d3061eabe271
        • MD5 SHA1 SHA512 SSDEEP TLSH

        194159409989.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\194159409989.ico
        • Size 1KB
        • SHA256 fe526d6535d43c577cf54d22f446498ad613635860a6300f5b7654765ee9b929
        • MD5 SHA1 SHA512 TLSH

        194790109912..exe

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\194790109912..exe
        • Size 1.4MB
        • SHA256 e6adb24c63c2622f76ed91b2def9498074716f5e154dd483b3469848e38174af
        • MD5 SHA1 SHA512 SSDEEP TLSH

        215544621297.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\215544621297.ico
        • Size 1KB
        • SHA256 80b6b561da261f5549cc3f1b3baad5efc025770ce206b0250977dbab229fe4d7
        • MD5 SHA1 SHA512 TLSH

        374061898289..exe

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\374061898289..exe
        • Size 263KB
        • SHA256 66bf24b6a4a645bb814a8d44de5cb98ff544aa24c8acc843d21337260f6f5d43
        • MD5 SHA1 SHA512 SSDEEP TLSH

        565970573633.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\565970573633.ico
        • Size 1KB
        • SHA256 325e37428cb5578f7f88dcc924a6a2a398d707d3cad6406802a9a06aac630126
        • MD5 SHA1 SHA512 TLSH

        654117614383.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\654117614383.ico
        • Size 1KB
        • SHA256 69868f3977849e6f0726f505ed8ce7ffaadd07268f061d3705980aa32ba74885
        • MD5 SHA1 SHA512 TLSH

        717202936884..exe

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\717202936884..exe
        • Size 107KB
        • SHA256 16f7ddaa4944632505f557d45ade328911169a7af17599a71ffe7edfa5eb5f51
        • MD5 SHA1 SHA512 SSDEEP TLSH

        730983884052.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\730983884052.ico
        • Size 1KB
        • SHA256 3568edd042f59b52c726b5ff682e65fcad53b953397e49838bd017f730436f9d
        • MD5 SHA1 SHA512 TLSH

        783025611182.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\783025611182.ico
        • Size 1KB
        • SHA256 bc1363b69ec13c49d94af754cce4bffe81b589f3bf2039c84bf1472b3b483f6f
        • MD5 SHA1 SHA512 TLSH

        790223978954.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\790223978954.ico
        • Size 1KB
        • SHA256 2ea5c025b0613b1a20bc146508cf692b5de4d285f7acc17dc4035315952fd7f8
        • MD5 SHA1 SHA512 TLSH

        835961710344.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\835961710344.ico
        • Size 1KB
        • SHA256 c6ac3a2d4ea590ba6a624de69c86e20852b72c71cc7724a3ff4577fb15b32b2c
        • MD5 SHA1 SHA512 TLSH

        838775437120.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\838775437120.ico
        • Size 1KB
        • SHA256 d70944fea4517b3b68ee043da9e5f8cd1ab6559e98666ea93ed7468254ce0785
        • MD5 SHA1 SHA512 TLSH

        890267621521.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\890267621521.ico
        • Size 1KB
        • SHA256 06d58ca32d62202496baef4f3dec37ee2cacdb5775341c6fb4cccfa4448a03f9
        • MD5 SHA1 SHA512 TLSH

        914687037876.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\914687037876.ico
        • Size 1KB
        • SHA256 6573d3579ab0ce71f8d95d6a89d2a4d75f6bbe31a6861ab5b8002ddedb76a477
        • MD5 SHA1 SHA512 TLSH

        audiodg.exe

        • Path C:\Users\Admin\Documents\diagnostics\audiodg.exe
        • Size 62KB
        • SHA256 97f641759f6f6d64ce8a8795a7e8ef12657b571428db765a2c636c858776ef2e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        shost.exe

        • Path C:\Users\Admin\Documents\diagnostics\shost.exe
        • Size 375KB
        • SHA256 997b53fae01c92e6a7c7e9e61e1cb2151c9b55031bf46ed5fea0892acc2d677e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        logs.txt

        • Path C:\Users\Admin\Documents\logs.txt
        • Size 4KB
        • SHA256 2a01d8e8e9e7688baae182d41336e8dc6229551a7c10305cade0b0b6eaa2d54d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1852-11-0x0000000000150000-0x0000000000166000-memory.dmp