Analysis

  • max time kernel
    148s
  • max time network
    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
    30/09/2026, 11:11

General

  • Target
    2026-09-30_5b3c08b6b4f5aeb02b930c4d1df89286_cobalt-strike_icedid_ryuk_satacom_stealc_vidar_xworm.exe
  • Size 444KB
  • Sample260930-narq8adh25
  • SHA256 c9d176b025aea2b044028b91476f9201c23b69e4af9edc3d533853d1052ec00b
  • 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 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 24 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\2026-09-30_5b3c08b6b4f5aeb02b930c4d1df89286_cobalt-strike_icedid_ryuk_satacom_stealc_vidar_xworm.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-30_5b3c08b6b4f5aeb02b930c4d1df89286_cobalt-strike_icedid_ryuk_satacom_stealc_vidar_xworm.exe"
    1⤵
    • Modifies system executable filetype association
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:124
    • 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:4132
    • 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:5892
      • 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:4168
    • C:\Users\Admin\AppData\Local\Temp\2026-09-30_5b3c08b6b4f5aeb02b930c4d1df89286_cobalt-strike_icedid_ryuk_satacom_stealc_vidar_xworm..exe
      "C:\Users\Admin\AppData\Local\Temp\2026-09-30_5b3c08b6b4f5aeb02b930c4d1df89286_cobalt-strike_icedid_ryuk_satacom_stealc_vidar_xworm..exe"
      2⤵
      • Executes dropped EXE
      PID:4416

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        RCXE642.tmp

        • Path C:\Program Files\7-Zip\RCXE642.tmp
        • Size 377KB
        • SHA256 d8f5b0b121d61bdd50a4cae156b140bdad87be2309166e8a6d97e8d39ad2cc71
        • MD5 SHA1 SHA512 SSDEEP TLSH

        2026-09-30_5b3c08b6b4f5aeb02b930c4d1df89286_cobalt-strike_icedid_ryuk_satacom_stealc_vidar_xworm..exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-09-30_5b3c08b6b4f5aeb02b930c4d1df89286_cobalt-strike_icedid_ryuk_satacom_stealc_vidar_xworm..exe
        • Size 68KB
        • SHA256 93ef896342ddc4a735346829f5161edc2b68d5a927d1e9d329bd4d297e26d807
        • MD5 SHA1 SHA512 SSDEEP TLSH

        014781671259.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\014781671259.ico
        • Size 1KB
        • SHA256 2ea5c025b0613b1a20bc146508cf692b5de4d285f7acc17dc4035315952fd7f8
        • MD5 SHA1 SHA512 TLSH

        046861219149.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\046861219149.ico
        • Size 1KB
        • SHA256 fe526d6535d43c577cf54d22f446498ad613635860a6300f5b7654765ee9b929
        • MD5 SHA1 SHA512 TLSH

        088349645977.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\088349645977.ico
        • Size 1KB
        • SHA256 6573d3579ab0ce71f8d95d6a89d2a4d75f6bbe31a6861ab5b8002ddedb76a477
        • MD5 SHA1 SHA512 TLSH

        114897218762.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\114897218762.ico
        • Size 1KB
        • SHA256 80b6b561da261f5549cc3f1b3baad5efc025770ce206b0250977dbab229fe4d7
        • MD5 SHA1 SHA512 TLSH

        251113104650.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\251113104650.ico
        • Size 1KB
        • SHA256 06d58ca32d62202496baef4f3dec37ee2cacdb5775341c6fb4cccfa4448a03f9
        • MD5 SHA1 SHA512 TLSH

        275101410376.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\275101410376.ico
        • Size 1KB
        • SHA256 69868f3977849e6f0726f505ed8ce7ffaadd07268f061d3705980aa32ba74885
        • MD5 SHA1 SHA512 TLSH

        313497397530.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\313497397530.ico
        • Size 1KB
        • SHA256 325e37428cb5578f7f88dcc924a6a2a398d707d3cad6406802a9a06aac630126
        • MD5 SHA1 SHA512 TLSH

        511016799703.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\511016799703.ico
        • Size 1KB
        • SHA256 c6ac3a2d4ea590ba6a624de69c86e20852b72c71cc7724a3ff4577fb15b32b2c
        • MD5 SHA1 SHA512 TLSH

        782888052860.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\782888052860.ico
        • Size 1KB
        • SHA256 d70944fea4517b3b68ee043da9e5f8cd1ab6559e98666ea93ed7468254ce0785
        • MD5 SHA1 SHA512 TLSH

        950493003100.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\950493003100.ico
        • Size 1KB
        • SHA256 3568edd042f59b52c726b5ff682e65fcad53b953397e49838bd017f730436f9d
        • MD5 SHA1 SHA512 TLSH

        951893675316.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\951893675316.ico
        • Size 1KB
        • SHA256 bc1363b69ec13c49d94af754cce4bffe81b589f3bf2039c84bf1472b3b483f6f
        • MD5 SHA1 SHA512 TLSH

        961604440033.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\961604440033.ico
        • Size 1KB
        • SHA256 99143e3c977916ae0bffcd76fb770cce778f63459bf49ab42b639bb4da8555c6
        • MD5 SHA1 SHA512 TLSH

        981553261345.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\981553261345.ico
        • Size 1KB
        • SHA256 b15cc5b7b654156b96c718da8c6a5402aa2d7afab332ec98038ce8a6b6efd052
        • MD5 SHA1 SHA512 TLSH

        audiodg.exe

        • Path C:\Users\Admin\Documents\diagnostics\audiodg.exe
        • Size 62KB
        • SHA256 678f2a9e27c275809e969837ee93b3446fd40d81f76c439eb506bb3ee7895376
        • MD5 SHA1 SHA512 SSDEEP TLSH

        shost.exe

        • Path C:\Users\Admin\Documents\diagnostics\shost.exe
        • Size 375KB
        • SHA256 9af73ec345e50b4711794b2d87c06bc8004773d377e66e3661f28a14a945c8f7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        logs.txt

        • Path C:\Users\Admin\Documents\logs.txt
        • Size 4KB
        • SHA256 9f10e88e603f75057b3b8fb17f5a4a5311fd2c3ef46d85a51d74f9d8a46030b2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4132-289-0x00007FF9DC050000-0x00007FF9DC9F4000-memory.dmp

        memory/4132-15-0x00007FF9DC050000-0x00007FF9DC9F4000-memory.dmp

        memory/4132-10-0x00007FF9DC1DF000-0x00007FF9DC1E0000-memory.dmp

        memory/4132-11-0x0000000000A90000-0x0000000000AA6000-memory.dmp

        memory/4132-18-0x00007FF9DC050000-0x00007FF9DC9F4000-memory.dmp

        memory/4168-138-0x00007FF9DC050000-0x00007FF9DC9F4000-memory.dmp

        memory/4168-292-0x00007FF9DC050000-0x00007FF9DC9F4000-memory.dmp