Analysis

  • max time kernel
    148s
  • 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, 15:29

General

  • Target
    2026-08-20_5b785fc7adcb0be73d73ab0fa2718c66_cobalt-strike_icedid_ryuk_satacom_stealc_vidar_xworm.exe
  • Size 472KB
  • Sample260820-sw8dbattaz
  • SHA256 34bfa38b2cc51d827ddba968c8eb333dc3655c68b10484d31dd15d5afff59433
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    Detects Windows executables referencing non-Windows User-Agents 4 IoCs
  • Executes dropped EXE 3 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 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-20_5b785fc7adcb0be73d73ab0fa2718c66_cobalt-strike_icedid_ryuk_satacom_stealc_vidar_xworm.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-20_5b785fc7adcb0be73d73ab0fa2718c66_cobalt-strike_icedid_ryuk_satacom_stealc_vidar_xworm.exe"
    1⤵
    • Modifies system executable filetype association
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2524
    • C:\Users\Admin\Documents\diagnostics\audiodg.exe
      "C:\Users\Admin\Documents\diagnostics\audiodg.exe"
      2⤵
      • Executes dropped EXE
      PID:2604
    • 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:4108
      • C:\Users\Admin\Documents\diagnostics\audiodg.exe
        "C:\Users\Admin\Documents\diagnostics\audiodg.exe"
        3⤵
        • Executes dropped EXE
        PID:4764

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        RCXFC5F.tmp

        • Path C:\Program Files\7-Zip\RCXFC5F.tmp
        • Size 377KB
        • SHA256 915fc197a1bdb2d22c4fcfec5c85c38f0cab498e3538b64474c1a249546ea461
        • MD5 SHA1 SHA512 SSDEEP TLSH

        024351502362.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\024351502362.ico
        • Size 1KB
        • SHA256 99143e3c977916ae0bffcd76fb770cce778f63459bf49ab42b639bb4da8555c6
        • MD5 SHA1 SHA512 TLSH

        051110582918.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\051110582918.ico
        • Size 1KB
        • SHA256 6573d3579ab0ce71f8d95d6a89d2a4d75f6bbe31a6861ab5b8002ddedb76a477
        • MD5 SHA1 SHA512 TLSH

        088446785926.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\088446785926.ico
        • Size 1KB
        • SHA256 325e37428cb5578f7f88dcc924a6a2a398d707d3cad6406802a9a06aac630126
        • MD5 SHA1 SHA512 TLSH

        091410596271.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\091410596271.ico
        • Size 1KB
        • SHA256 06d58ca32d62202496baef4f3dec37ee2cacdb5775341c6fb4cccfa4448a03f9
        • MD5 SHA1 SHA512 TLSH

        205104809054.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\205104809054.ico
        • Size 1KB
        • SHA256 b15cc5b7b654156b96c718da8c6a5402aa2d7afab332ec98038ce8a6b6efd052
        • MD5 SHA1 SHA512 TLSH

        247625207133.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\247625207133.ico
        • Size 1KB
        • SHA256 3568edd042f59b52c726b5ff682e65fcad53b953397e49838bd017f730436f9d
        • MD5 SHA1 SHA512 TLSH

        322290019619.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\322290019619.ico
        • Size 1KB
        • SHA256 d70944fea4517b3b68ee043da9e5f8cd1ab6559e98666ea93ed7468254ce0785
        • MD5 SHA1 SHA512 TLSH

        367781645047.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\367781645047.ico
        • Size 1KB
        • SHA256 69868f3977849e6f0726f505ed8ce7ffaadd07268f061d3705980aa32ba74885
        • MD5 SHA1 SHA512 TLSH

        536465636172.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\536465636172.ico
        • Size 1KB
        • SHA256 80b6b561da261f5549cc3f1b3baad5efc025770ce206b0250977dbab229fe4d7
        • MD5 SHA1 SHA512 TLSH

        545308105761.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\545308105761.ico
        • Size 1KB
        • SHA256 bc1363b69ec13c49d94af754cce4bffe81b589f3bf2039c84bf1472b3b483f6f
        • MD5 SHA1 SHA512 TLSH

        745881518542.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\745881518542.ico
        • Size 1KB
        • SHA256 2ea5c025b0613b1a20bc146508cf692b5de4d285f7acc17dc4035315952fd7f8
        • MD5 SHA1 SHA512 TLSH

        934866175121.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\934866175121.ico
        • Size 1KB
        • SHA256 c6ac3a2d4ea590ba6a624de69c86e20852b72c71cc7724a3ff4577fb15b32b2c
        • MD5 SHA1 SHA512 TLSH

        953091734615.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\953091734615.ico
        • Size 1KB
        • SHA256 fe526d6535d43c577cf54d22f446498ad613635860a6300f5b7654765ee9b929
        • MD5 SHA1 SHA512 TLSH

        audiodg.exe

        • Path C:\Users\Admin\Documents\diagnostics\audiodg.exe
        • Size 62KB
        • SHA256 c58dd655cc07a26abdd53bb0251f23d9ff3050467bfabb33fdceb9c14b80c5ea
        • MD5 SHA1 SHA512 SSDEEP TLSH

        shost.exe

        • Path C:\Users\Admin\Documents\diagnostics\shost.exe
        • Size 375KB
        • SHA256 fdb6785068530374e46718703ab5baede70b8a40df55396f2a71476ef0ad1e4d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        logs.txt

        • Path C:\Users\Admin\Documents\logs.txt
        • Size 2KB
        • SHA256 7ec3a6d3eee73d128798e70938fbe5e9f92ab4d716de5b240222e3fd293e42b8
        • MD5 SHA1 SHA512 TLSH

        logs.txt

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

        memory/2604-255-0x00007FF8C7AE0000-0x00007FF8C8484000-memory.dmp

        memory/2604-17-0x00007FF8C7AE0000-0x00007FF8C8484000-memory.dmp

        memory/2604-11-0x00007FF8C7C6F000-0x00007FF8C7C70000-memory.dmp

        memory/2604-10-0x00000000002A0000-0x00000000002B6000-memory.dmp

        memory/4764-258-0x00007FF8C7AE0000-0x00007FF8C8484000-memory.dmp

        memory/4764-128-0x00007FF8C7AE0000-0x00007FF8C8484000-memory.dmp