Analysis

  • max time kernel
    148s
  • max time network
    128s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/10/2026, 09:03

General

  • Target
    2026-10-28_1d8acb9eafffd776f7b2ea7501bb0580_cobalt-strike_glassworm_icedid_luca-stealer_njrat_ryuk_s.exe
  • Size 867KB
  • Sample261030-k1fvvsct2k
  • SHA256 0cb9ad7ef05aa35c6626c2f17c2ab9d4646a68e0f7a990ade978fd97c30eee6a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    Detects Windows executables referencing non-Windows User-Agents 7 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\2026-10-28_1d8acb9eafffd776f7b2ea7501bb0580_cobalt-strike_glassworm_icedid_luca-stealer_njrat_ryuk_s.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-28_1d8acb9eafffd776f7b2ea7501bb0580_cobalt-strike_glassworm_icedid_luca-stealer_njrat_ryuk_s.exe"
    1⤵
    • Modifies system executable filetype association
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:5976
    • 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:3308
    • 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:5292
      • 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:5860
    • C:\Users\Admin\AppData\Local\Temp\2026-10-28_1d8acb9eafffd776f7b2ea7501bb0580_cobalt-strike_glassworm_icedid_luca-stealer_njrat_ryuk_s..exe
      "C:\Users\Admin\AppData\Local\Temp\2026-10-28_1d8acb9eafffd776f7b2ea7501bb0580_cobalt-strike_glassworm_icedid_luca-stealer_njrat_ryuk_s..exe"
      2⤵
      • Executes dropped EXE
      PID:5880

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RCX7AB6.tmp

        • Path C:\Program Files\7-Zip\RCX7AB6.tmp
        • Size 377KB
        • SHA256 dff14d9864bab31731530bbc92423894479a6dcde7069e0f2b532fa19f112e16
        • MD5 SHA1 SHA512 SSDEEP TLSH

        2026-10-28_1d8acb9eafffd776f7b2ea7501bb0580_cobalt-strike_glassworm_icedid_luca-stealer_njrat_ryuk_s..exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-10-28_1d8acb9eafffd776f7b2ea7501bb0580_cobalt-strike_glassworm_icedid_luca-stealer_njrat_ryuk_s..exe
        • Size 491KB
        • SHA256 0ede15232275b24887f724236f6c24c281d734b5ba19d62e3f4883e5575014c6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        006161033149.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\006161033149.ico
        • Size 1KB
        • SHA256 c6ac3a2d4ea590ba6a624de69c86e20852b72c71cc7724a3ff4577fb15b32b2c
        • MD5 SHA1 SHA512 TLSH

        058023952550.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\058023952550.ico
        • Size 1KB
        • SHA256 6573d3579ab0ce71f8d95d6a89d2a4d75f6bbe31a6861ab5b8002ddedb76a477
        • MD5 SHA1 SHA512 TLSH

        068272817747.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\068272817747.ico
        • Size 1KB
        • SHA256 1c413336445e2b6d1de737844f2a298eb8eed23eb6a0671cefeb15caeb8eaef9
        • MD5 SHA1 SHA512 TLSH

        156021478193.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\156021478193.ico
        • Size 1KB
        • SHA256 99143e3c977916ae0bffcd76fb770cce778f63459bf49ab42b639bb4da8555c6
        • MD5 SHA1 SHA512 TLSH

        177456022657.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\177456022657.ico
        • Size 1KB
        • SHA256 0eecaeef9593a8bdab3aaaf9fdcf9cd4d312fb5c2015b1e12533dbfdfc9e2e58
        • MD5 SHA1 SHA512 TLSH

        275508536701.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\275508536701.ico
        • Size 1KB
        • SHA256 325e37428cb5578f7f88dcc924a6a2a398d707d3cad6406802a9a06aac630126
        • MD5 SHA1 SHA512 TLSH

        306956227469.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\306956227469.ico
        • Size 1KB
        • SHA256 bc1363b69ec13c49d94af754cce4bffe81b589f3bf2039c84bf1472b3b483f6f
        • MD5 SHA1 SHA512 TLSH

        308243206786.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\308243206786.ico
        • Size 1KB
        • SHA256 a742238dacdff4363a430dacedb364ff073cd4c1f1799badcc88f3b681d565ca
        • MD5 SHA1 SHA512 TLSH

        334008912729.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\334008912729.ico
        • Size 1KB
        • SHA256 80b6b561da261f5549cc3f1b3baad5efc025770ce206b0250977dbab229fe4d7
        • MD5 SHA1 SHA512 TLSH

        367246661644.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\367246661644.ico
        • Size 1KB
        • SHA256 c87216c7ca4c6510e0957de46c989ec10827b6b03b4bd518cf81c7ea2a140b8b
        • MD5 SHA1 SHA512 TLSH

        430549612785.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\430549612785.ico
        • Size 1KB
        • SHA256 d70944fea4517b3b68ee043da9e5f8cd1ab6559e98666ea93ed7468254ce0785
        • MD5 SHA1 SHA512 TLSH

        496875259642.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\496875259642.ico
        • Size 1KB
        • SHA256 9a6584c0e0a8cf98d3d7bd968a9ae54141256e454f1d7dabbc1e59b02be3f016
        • MD5 SHA1 SHA512 TLSH

        565395441440.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\565395441440.ico
        • Size 1KB
        • SHA256 06d58ca32d62202496baef4f3dec37ee2cacdb5775341c6fb4cccfa4448a03f9
        • MD5 SHA1 SHA512 TLSH

        604254099891.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\604254099891.ico
        • Size 1KB
        • SHA256 18749bf7cbeaf430807c30dca88b7b7514a65e8c5170f1bcabb548f375e493fe
        • MD5 SHA1 SHA512 TLSH

        619088721320.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\619088721320.ico
        • Size 1KB
        • SHA256 3568edd042f59b52c726b5ff682e65fcad53b953397e49838bd017f730436f9d
        • MD5 SHA1 SHA512 TLSH

        798490245880.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\798490245880.ico
        • Size 1KB
        • SHA256 fe526d6535d43c577cf54d22f446498ad613635860a6300f5b7654765ee9b929
        • MD5 SHA1 SHA512 TLSH

        863819390368.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\863819390368.ico
        • Size 1KB
        • SHA256 b15cc5b7b654156b96c718da8c6a5402aa2d7afab332ec98038ce8a6b6efd052
        • MD5 SHA1 SHA512 TLSH

        958329123495.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\958329123495.ico
        • Size 1KB
        • SHA256 5d0ddd51604345a2d39f5008290607d8af6bfd8d17c1f4eb914b8cc0d2953da4
        • MD5 SHA1 SHA512 TLSH

        964694872091.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\964694872091.ico
        • Size 1KB
        • SHA256 69868f3977849e6f0726f505ed8ce7ffaadd07268f061d3705980aa32ba74885
        • MD5 SHA1 SHA512 TLSH

        977317146708.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\977317146708.ico
        • Size 1KB
        • SHA256 2ea5c025b0613b1a20bc146508cf692b5de4d285f7acc17dc4035315952fd7f8
        • MD5 SHA1 SHA512 TLSH

        audiodg.exe

        • Path C:\Users\Admin\Documents\diagnostics\audiodg.exe
        • Size 62KB
        • SHA256 495f18bf2741d1aaf08c40a601e1c450490fc90483f5cfbe3e723d8999494c71
        • MD5 SHA1 SHA512 SSDEEP TLSH

        shost.exe

        • Path C:\Users\Admin\Documents\diagnostics\shost.exe
        • Size 375KB
        • SHA256 36a0c07200eb1b0895e493eab4009c56def1f4621428b6b5931450cdeef2b8b3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        logs.txt

        • Path C:\Users\Admin\Documents\logs.txt
        • Size 3KB
        • SHA256 01e9cfd9f689e9840067ba96b569383cc023ff314817cf72e17d735af1b11b92
        • MD5 SHA1 SHA512 TLSH

        logs.txt

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

        RequestSet.exe

        • Path C:\Users\Admin\Downloads\RequestSet.exe
        • Size 375KB
        • SHA256 36a0c07200eb1b0895e493eab4009c56def1f4621428b6b5931450cdeef2b8b3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RequestSet.exe

        • Path C:\Users\Admin\Downloads\RequestSet.exe
        • Size 631KB
        • SHA256 ac65a1a8c1357a6b6a77fe8d7f0047eb964ef3a51ae2bc796cd2aff14835505b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SubmitCheckpoint.exe

        • Path C:\Users\Admin\Downloads\SubmitCheckpoint.exe
        • Size 676KB
        • SHA256 26f2508783fed1d8650789640cd20f0811aa5e64c0ce4d64e4cb344a152645e8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3308-255-0x00007FFAEF760000-0x00007FFAF0104000-memory.dmp

        memory/3308-12-0x00007FFAEF760000-0x00007FFAF0104000-memory.dmp

        memory/3308-11-0x00007FFAEF8EF000-0x00007FFAEF8F0000-memory.dmp

        memory/3308-10-0x00000000003D0000-0x00000000003E6000-memory.dmp

        memory/5860-128-0x00007FFAEF760000-0x00007FFAF0104000-memory.dmp

        memory/5860-259-0x00007FFAEF760000-0x00007FFAF0104000-memory.dmp