Analysis

  • max time kernel
    148s
  • max time network
    129s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    24/10/2026, 10:03

General

  • Target
    2026-10-22_69874f194d5505ff2daeef988cf99385_cobalt-strike_glassworm_hijackloader_icedid_njrat_ryuk_s.exe
  • Size 617KB
  • Sample261024-l3mxmaa13j
  • SHA256 69afc282a979341eba64fc9b464582c0d360a1e9703b2293826c8aaea222d119
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    Detects Windows executables referencing non-Windows User-Agents 4 IoCs
  • Executes a file named after a Windows system binary 1 TTPs 2 IoCs

    The file runs from a user directory while carrying the name of an executable that normally only exists in System32.

  • 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\2026-10-22_69874f194d5505ff2daeef988cf99385_cobalt-strike_glassworm_hijackloader_icedid_njrat_ryuk_s.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-22_69874f194d5505ff2daeef988cf99385_cobalt-strike_glassworm_hijackloader_icedid_njrat_ryuk_s.exe"
    1⤵
    • Modifies system executable filetype association
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:5644
    • C:\Users\Admin\Documents\diagnostics\audiodg.exe
      "C:\Users\Admin\Documents\diagnostics\audiodg.exe"
      2⤵
      • Executes a file named after a Windows system binary
      • Executes dropped EXE
      PID:3576
    • 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:4852
      • C:\Users\Admin\Documents\diagnostics\audiodg.exe
        "C:\Users\Admin\Documents\diagnostics\audiodg.exe"
        3⤵
        • Executes a file named after a Windows system binary
        • Executes dropped EXE
        PID:6100
    • C:\Users\Admin\AppData\Local\Temp\2026-10-22_69874f194d5505ff2daeef988cf99385_cobalt-strike_glassworm_hijackloader_icedid_njrat_ryuk_s..exe
      "C:\Users\Admin\AppData\Local\Temp\2026-10-22_69874f194d5505ff2daeef988cf99385_cobalt-strike_glassworm_hijackloader_icedid_njrat_ryuk_s..exe"
      2⤵
      • Executes dropped EXE
      PID:2012

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        RCX2747.tmp

        • Path C:\Program Files\7-Zip\RCX2747.tmp
        • Size 377KB
        • SHA256 7b8542afccded5b943e30e49a5b8794109a847d804589c78d93882bd13eea812
        • MD5 SHA1 SHA512 SSDEEP TLSH

        2026-10-22_69874f194d5505ff2daeef988cf99385_cobalt-strike_glassworm_hijackloader_icedid_njrat_ryuk_s..exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-10-22_69874f194d5505ff2daeef988cf99385_cobalt-strike_glassworm_hijackloader_icedid_njrat_ryuk_s..exe
        • Size 241KB
        • SHA256 f475543b557bc06efd97cc8fa728de4dccb250bcdd36e74df6511128ab9f439d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        022674222276.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\022674222276.ico
        • Size 1KB
        • SHA256 c87216c7ca4c6510e0957de46c989ec10827b6b03b4bd518cf81c7ea2a140b8b
        • MD5 SHA1 SHA512 TLSH

        039502312237.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\039502312237.ico
        • Size 1KB
        • SHA256 9a6584c0e0a8cf98d3d7bd968a9ae54141256e454f1d7dabbc1e59b02be3f016
        • MD5 SHA1 SHA512 TLSH

        071592174930.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\071592174930.ico
        • Size 1KB
        • SHA256 fe526d6535d43c577cf54d22f446498ad613635860a6300f5b7654765ee9b929
        • MD5 SHA1 SHA512 TLSH

        153901816498.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\153901816498.ico
        • Size 1KB
        • SHA256 2ea5c025b0613b1a20bc146508cf692b5de4d285f7acc17dc4035315952fd7f8
        • MD5 SHA1 SHA512 TLSH

        158138442101.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\158138442101.ico
        • Size 1KB
        • SHA256 80b6b561da261f5549cc3f1b3baad5efc025770ce206b0250977dbab229fe4d7
        • MD5 SHA1 SHA512 TLSH

        166244864275.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\166244864275.ico
        • Size 1KB
        • SHA256 99143e3c977916ae0bffcd76fb770cce778f63459bf49ab42b639bb4da8555c6
        • MD5 SHA1 SHA512 TLSH

        236490150287.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\236490150287.ico
        • Size 1KB
        • SHA256 18749bf7cbeaf430807c30dca88b7b7514a65e8c5170f1bcabb548f375e493fe
        • MD5 SHA1 SHA512 TLSH

        248397865239.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\248397865239.ico
        • Size 1KB
        • SHA256 b15cc5b7b654156b96c718da8c6a5402aa2d7afab332ec98038ce8a6b6efd052
        • MD5 SHA1 SHA512 TLSH

        423496543653.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\423496543653.ico
        • Size 1KB
        • SHA256 5d0ddd51604345a2d39f5008290607d8af6bfd8d17c1f4eb914b8cc0d2953da4
        • MD5 SHA1 SHA512 TLSH

        476439853095.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\476439853095.ico
        • Size 1KB
        • SHA256 c6ac3a2d4ea590ba6a624de69c86e20852b72c71cc7724a3ff4577fb15b32b2c
        • MD5 SHA1 SHA512 TLSH

        499927164047.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\499927164047.ico
        • Size 1KB
        • SHA256 bc1363b69ec13c49d94af754cce4bffe81b589f3bf2039c84bf1472b3b483f6f
        • MD5 SHA1 SHA512 TLSH

        536820523077.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\536820523077.ico
        • Size 1KB
        • SHA256 d70944fea4517b3b68ee043da9e5f8cd1ab6559e98666ea93ed7468254ce0785
        • MD5 SHA1 SHA512 TLSH

        547254202324.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\547254202324.ico
        • Size 1KB
        • SHA256 6573d3579ab0ce71f8d95d6a89d2a4d75f6bbe31a6861ab5b8002ddedb76a477
        • MD5 SHA1 SHA512 TLSH

        659212511009.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\659212511009.ico
        • Size 1KB
        • SHA256 3568edd042f59b52c726b5ff682e65fcad53b953397e49838bd017f730436f9d
        • MD5 SHA1 SHA512 TLSH

        673072085674.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\673072085674.ico
        • Size 1KB
        • SHA256 69868f3977849e6f0726f505ed8ce7ffaadd07268f061d3705980aa32ba74885
        • MD5 SHA1 SHA512 TLSH

        694812521466.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\694812521466.ico
        • Size 1KB
        • SHA256 325e37428cb5578f7f88dcc924a6a2a398d707d3cad6406802a9a06aac630126
        • MD5 SHA1 SHA512 TLSH

        713490976763.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\713490976763.ico
        • Size 1KB
        • SHA256 0eecaeef9593a8bdab3aaaf9fdcf9cd4d312fb5c2015b1e12533dbfdfc9e2e58
        • MD5 SHA1 SHA512 TLSH

        719818246112.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\719818246112.ico
        • Size 1KB
        • SHA256 1c413336445e2b6d1de737844f2a298eb8eed23eb6a0671cefeb15caeb8eaef9
        • MD5 SHA1 SHA512 TLSH

        772296210162.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\772296210162.ico
        • Size 1KB
        • SHA256 06d58ca32d62202496baef4f3dec37ee2cacdb5775341c6fb4cccfa4448a03f9
        • MD5 SHA1 SHA512 TLSH

        785992006729.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\785992006729.ico
        • Size 1KB
        • SHA256 a742238dacdff4363a430dacedb364ff073cd4c1f1799badcc88f3b681d565ca
        • MD5 SHA1 SHA512 TLSH

        audiodg.exe

        • Path C:\Users\Admin\Documents\diagnostics\audiodg.exe
        • Size 62KB
        • SHA256 191105e595983493dae047841a21444507cc93459c0f9a7bf76155d78a260f71
        • MD5 SHA1 SHA512 SSDEEP TLSH

        shost.exe

        • Path C:\Users\Admin\Documents\diagnostics\shost.exe
        • Size 375KB
        • SHA256 6e33f715750d075b68ba875655d9358190fd044de11fe0a4af9b2fa0a1d26572
        • MD5 SHA1 SHA512 SSDEEP TLSH

        logs.txt

        • Path C:\Users\Admin\Documents\logs.txt
        • Size 3KB
        • SHA256 c27be618dfefd6122d2c554d439ad117476f1fc2af97118d588cc9e468128278
        • MD5 SHA1 SHA512 TLSH

        logs.txt

        • Path C:\Users\Admin\Documents\logs.txt
        • Size 4KB
        • SHA256 24e291c1a0b0a3ff6089a1cd4269f11c758c543fda2e5e98f81748e30282c600
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3576-398-0x00007FFB2F4D0000-0x00007FFB2FE74000-memory.dmp

        memory/3576-12-0x00007FFB2F4D0000-0x00007FFB2FE74000-memory.dmp

        memory/3576-11-0x00007FFB2F65F000-0x00007FFB2F660000-memory.dmp

        memory/3576-10-0x0000000000220000-0x0000000000236000-memory.dmp

        memory/6100-399-0x00007FFB2F4D0000-0x00007FFB2FE74000-memory.dmp

        memory/6100-136-0x00007FFB2F4D0000-0x00007FFB2FE74000-memory.dmp