Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/08/2026, 17:16

General

  • Target
    2026-08-20_b9070028c2cb9aa1d661aa9014ca9ae2_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm.exe
  • Size 721KB
  • Sample260820-vtfxdssane
  • SHA256 b3ef8c7dd35dc6224d1c6c18d875e09d0a2544180737f21e0867b1775f13c93c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

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
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Modifies registry class 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-20_b9070028c2cb9aa1d661aa9014ca9ae2_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-20_b9070028c2cb9aa1d661aa9014ca9ae2_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm.exe"
    1⤵
    • Modifies system executable filetype association
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4452
    • C:\Users\Admin\Documents\diagnostics\audiodg.exe
      "C:\Users\Admin\Documents\diagnostics\audiodg.exe"
      2⤵
      • Executes dropped EXE
      PID:4396
    • 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:1652
      • C:\Users\Admin\Documents\diagnostics\audiodg.exe
        "C:\Users\Admin\Documents\diagnostics\audiodg.exe"
        3⤵
        • Executes dropped EXE
        PID:5948
    • C:\Users\Admin\AppData\Local\Temp\2026-08-20_b9070028c2cb9aa1d661aa9014ca9ae2_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm..exe
      "C:\Users\Admin\AppData\Local\Temp\2026-08-20_b9070028c2cb9aa1d661aa9014ca9ae2_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm..exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:5000

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RCXA06F.tmp

        • Path C:\Program Files\7-Zip\RCXA06F.tmp
        • Size 377KB
        • SHA256 c7a030ee137620189904e64de33e5efc421fd4d938dcc06d7c065b98f68dde6e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        2026-08-20_b9070028c2cb9aa1d661aa9014ca9ae2_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm..exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-08-20_b9070028c2cb9aa1d661aa9014ca9ae2_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm..exe
        • Size 345KB
        • SHA256 dbff99ed59849424536cd3f1331c5eac5b1107f7c78511e2361b246f4e4d812f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        075196781664.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\075196781664.ico
        • Size 1KB
        • SHA256 99143e3c977916ae0bffcd76fb770cce778f63459bf49ab42b639bb4da8555c6
        • MD5 SHA1 SHA512 TLSH

        162892760306.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\162892760306.ico
        • Size 1KB
        • SHA256 325e37428cb5578f7f88dcc924a6a2a398d707d3cad6406802a9a06aac630126
        • MD5 SHA1 SHA512 TLSH

        261120006831.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\261120006831.ico
        • Size 1KB
        • SHA256 3568edd042f59b52c726b5ff682e65fcad53b953397e49838bd017f730436f9d
        • MD5 SHA1 SHA512 TLSH

        363714191793.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\363714191793.ico
        • Size 1KB
        • SHA256 69868f3977849e6f0726f505ed8ce7ffaadd07268f061d3705980aa32ba74885
        • MD5 SHA1 SHA512 TLSH

        515407901899.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\515407901899.ico
        • Size 1KB
        • SHA256 c6ac3a2d4ea590ba6a624de69c86e20852b72c71cc7724a3ff4577fb15b32b2c
        • MD5 SHA1 SHA512 TLSH

        583007692264.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\583007692264.ico
        • Size 1KB
        • SHA256 bc1363b69ec13c49d94af754cce4bffe81b589f3bf2039c84bf1472b3b483f6f
        • MD5 SHA1 SHA512 TLSH

        589914365314.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\589914365314.ico
        • Size 1KB
        • SHA256 06d58ca32d62202496baef4f3dec37ee2cacdb5775341c6fb4cccfa4448a03f9
        • MD5 SHA1 SHA512 TLSH

        655018401484.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\655018401484.ico
        • Size 1KB
        • SHA256 b15cc5b7b654156b96c718da8c6a5402aa2d7afab332ec98038ce8a6b6efd052
        • MD5 SHA1 SHA512 TLSH

        794439100893.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\794439100893.ico
        • Size 1KB
        • SHA256 80b6b561da261f5549cc3f1b3baad5efc025770ce206b0250977dbab229fe4d7
        • MD5 SHA1 SHA512 TLSH

        925452394496.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\925452394496.ico
        • Size 1KB
        • SHA256 2ea5c025b0613b1a20bc146508cf692b5de4d285f7acc17dc4035315952fd7f8
        • MD5 SHA1 SHA512 TLSH

        926018584850.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\926018584850.ico
        • Size 1KB
        • SHA256 fe526d6535d43c577cf54d22f446498ad613635860a6300f5b7654765ee9b929
        • MD5 SHA1 SHA512 TLSH

        952522524943.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\952522524943.ico
        • Size 1KB
        • SHA256 d70944fea4517b3b68ee043da9e5f8cd1ab6559e98666ea93ed7468254ce0785
        • MD5 SHA1 SHA512 TLSH

        994582348792.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\994582348792.ico
        • Size 1KB
        • SHA256 6573d3579ab0ce71f8d95d6a89d2a4d75f6bbe31a6861ab5b8002ddedb76a477
        • MD5 SHA1 SHA512 TLSH

        audiodg.exe

        • Path C:\Users\Admin\Documents\diagnostics\audiodg.exe
        • Size 62KB
        • SHA256 8b7e5402ef6a77a783a3f85fba0bc3a9ad60ac1ff56ad7172e3f96b9a60e3e6f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        shost.exe

        • Path C:\Users\Admin\Documents\diagnostics\shost.exe
        • Size 375KB
        • SHA256 e79cd01efcc53490e2387f3932782dccfdd300516bf34297edf4ad37bee66fa2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        logs.txt

        • Path C:\Users\Admin\Documents\logs.txt
        • Size 4KB
        • SHA256 5fbf191875921ac5b946de1eb18b6f7d28f2dbfe41fed6d1163841aa81d94884
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4396-369-0x00007FF902660000-0x00007FF903004000-memory.dmp

        memory/4396-14-0x0000000000D10000-0x0000000000D26000-memory.dmp

        memory/4396-10-0x00007FF9027EF000-0x00007FF9027F0000-memory.dmp

        memory/4396-15-0x00007FF902660000-0x00007FF903004000-memory.dmp

        memory/4396-18-0x00007FF902660000-0x00007FF903004000-memory.dmp

        memory/5948-133-0x00007FF902660000-0x00007FF903004000-memory.dmp

        memory/5948-302-0x00007FF902660000-0x00007FF903004000-memory.dmp