Analysis

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

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    16/10/2026, 23:28

General

  • Target
    2026-10-15_0c42e5efd99e1eff24db150a929564a0_cobalt-strike_icedid_ryuk_satacom_stealc_vidar_xworm.exe
  • Size 759KB
  • Sample261016-3f8z1sys7p
  • SHA256 b270f045cbfe38f994a12a945e8856558ebffa8f959d1db07bd770289d5d7028
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • 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 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\2026-10-15_0c42e5efd99e1eff24db150a929564a0_cobalt-strike_icedid_ryuk_satacom_stealc_vidar_xworm.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-15_0c42e5efd99e1eff24db150a929564a0_cobalt-strike_icedid_ryuk_satacom_stealc_vidar_xworm.exe"
    1⤵
    • Modifies system executable filetype association
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4632
    • 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:2964
    • 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:5952
      • 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:4948

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        RCX7382.tmp

        • Path C:\Program Files\7-Zip\RCX7382.tmp
        • Size 377KB
        • SHA256 1a45bb436b6d28ed5918cd1fcc5e00db16ebe6919e3ea0caf815d656d10ed32f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        032855524459.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\032855524459.ico
        • Size 1KB
        • SHA256 0eecaeef9593a8bdab3aaaf9fdcf9cd4d312fb5c2015b1e12533dbfdfc9e2e58
        • MD5 SHA1 SHA512 TLSH

        096358591271.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\096358591271.ico
        • Size 1KB
        • SHA256 9a6584c0e0a8cf98d3d7bd968a9ae54141256e454f1d7dabbc1e59b02be3f016
        • MD5 SHA1 SHA512 TLSH

        144009464285.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\144009464285.ico
        • Size 1KB
        • SHA256 325e37428cb5578f7f88dcc924a6a2a398d707d3cad6406802a9a06aac630126
        • MD5 SHA1 SHA512 TLSH

        252978657547.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\252978657547.ico
        • Size 1KB
        • SHA256 5d0ddd51604345a2d39f5008290607d8af6bfd8d17c1f4eb914b8cc0d2953da4
        • MD5 SHA1 SHA512 TLSH

        279413452583.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\279413452583.ico
        • Size 1KB
        • SHA256 c87216c7ca4c6510e0957de46c989ec10827b6b03b4bd518cf81c7ea2a140b8b
        • MD5 SHA1 SHA512 TLSH

        351964507927.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\351964507927.ico
        • Size 1KB
        • SHA256 69868f3977849e6f0726f505ed8ce7ffaadd07268f061d3705980aa32ba74885
        • MD5 SHA1 SHA512 TLSH

        385996749557.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\385996749557.ico
        • Size 1KB
        • SHA256 d70944fea4517b3b68ee043da9e5f8cd1ab6559e98666ea93ed7468254ce0785
        • MD5 SHA1 SHA512 TLSH

        433697449550.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\433697449550.ico
        • Size 1KB
        • SHA256 3568edd042f59b52c726b5ff682e65fcad53b953397e49838bd017f730436f9d
        • MD5 SHA1 SHA512 TLSH

        454419393744.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\454419393744.ico
        • Size 1KB
        • SHA256 fe526d6535d43c577cf54d22f446498ad613635860a6300f5b7654765ee9b929
        • MD5 SHA1 SHA512 TLSH

        514542742978.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\514542742978.ico
        • Size 1KB
        • SHA256 6573d3579ab0ce71f8d95d6a89d2a4d75f6bbe31a6861ab5b8002ddedb76a477
        • MD5 SHA1 SHA512 TLSH

        647694441746.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\647694441746.ico
        • Size 1KB
        • SHA256 80b6b561da261f5549cc3f1b3baad5efc025770ce206b0250977dbab229fe4d7
        • MD5 SHA1 SHA512 TLSH

        652916129052.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\652916129052.ico
        • Size 1KB
        • SHA256 b15cc5b7b654156b96c718da8c6a5402aa2d7afab332ec98038ce8a6b6efd052
        • MD5 SHA1 SHA512 TLSH

        668616623611.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\668616623611.ico
        • Size 1KB
        • SHA256 a742238dacdff4363a430dacedb364ff073cd4c1f1799badcc88f3b681d565ca
        • MD5 SHA1 SHA512 TLSH

        670966592816.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\670966592816.ico
        • Size 1KB
        • SHA256 06d58ca32d62202496baef4f3dec37ee2cacdb5775341c6fb4cccfa4448a03f9
        • MD5 SHA1 SHA512 TLSH

        762759573551.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\762759573551.ico
        • Size 1KB
        • SHA256 2ea5c025b0613b1a20bc146508cf692b5de4d285f7acc17dc4035315952fd7f8
        • MD5 SHA1 SHA512 TLSH

        829908619602.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\829908619602.ico
        • Size 1KB
        • SHA256 c6ac3a2d4ea590ba6a624de69c86e20852b72c71cc7724a3ff4577fb15b32b2c
        • MD5 SHA1 SHA512 TLSH

        854929540476.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\854929540476.ico
        • Size 1KB
        • SHA256 1c413336445e2b6d1de737844f2a298eb8eed23eb6a0671cefeb15caeb8eaef9
        • MD5 SHA1 SHA512 TLSH

        874282825508.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\874282825508.ico
        • Size 1KB
        • SHA256 bc1363b69ec13c49d94af754cce4bffe81b589f3bf2039c84bf1472b3b483f6f
        • MD5 SHA1 SHA512 TLSH

        917288728344.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\917288728344.ico
        • Size 1KB
        • SHA256 99143e3c977916ae0bffcd76fb770cce778f63459bf49ab42b639bb4da8555c6
        • MD5 SHA1 SHA512 TLSH

        953844549687.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\953844549687.ico
        • Size 1KB
        • SHA256 18749bf7cbeaf430807c30dca88b7b7514a65e8c5170f1bcabb548f375e493fe
        • MD5 SHA1 SHA512 TLSH

        audiodg.exe

        • Path C:\Users\Admin\Documents\diagnostics\audiodg.exe
        • Size 62KB
        • SHA256 8526381124a45477c5569428f1802ca9ac1f1c39962de0436ace037a383a235f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        shost.exe

        • Path C:\Users\Admin\Documents\diagnostics\shost.exe
        • Size 375KB
        • SHA256 b46bddfa0eb09e45e140cc288ae5c00fbd0bc4267bac67e3b65cb33385bceb82
        • MD5 SHA1 SHA512 SSDEEP TLSH

        logs.txt

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

        memory/2964-309-0x00007FFF3DFC0000-0x00007FFF3E964000-memory.dmp

        memory/2964-15-0x00007FFF3DFC0000-0x00007FFF3E964000-memory.dmp

        memory/2964-10-0x0000000000A50000-0x0000000000A66000-memory.dmp

        memory/2964-11-0x00007FFF3E14F000-0x00007FFF3E150000-memory.dmp

        memory/4948-276-0x00007FFF3DFC0000-0x00007FFF3E964000-memory.dmp

        memory/4948-134-0x00007FFF3DFC0000-0x00007FFF3E964000-memory.dmp