Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    16/05/2026, 01:06

General

  • Target
    2026-05-16_37eaa64c8e2be12123c499ccce4776bc_amadey_cobalt-strike_icedid_manuscrypt_ryuk_satacom_stealc_vidar_xworm.exe
  • Size 593KB
  • Sample260516-bf94jacx9m
  • SHA256 4df14c291bd4e99bb802c330e5e09f4e934a8aaddba1b2aca5adf9d0a37d1641
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    Detects Windows executables referencing non-Windows User-Agents 4 IoCs
  • 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
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-16_37eaa64c8e2be12123c499ccce4776bc_amadey_cobalt-strike_icedid_manuscrypt_ryuk_satacom_stealc_vidar_xworm.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-16_37eaa64c8e2be12123c499ccce4776bc_amadey_cobalt-strike_icedid_manuscrypt_ryuk_satacom_stealc_vidar_xworm.exe"
    1⤵
    • Modifies system executable filetype association
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4376
    • C:\Users\Admin\Documents\diagnostics\audiodg.exe
      "C:\Users\Admin\Documents\diagnostics\audiodg.exe"
      2⤵
      • Executes dropped EXE
      PID:2812
    • 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:1064
      • C:\Users\Admin\Documents\diagnostics\audiodg.exe
        "C:\Users\Admin\Documents\diagnostics\audiodg.exe"
        3⤵
        • Executes dropped EXE
        PID:2524
    • C:\Users\Admin\AppData\Local\Temp\2026-05-16_37eaa64c8e2be12123c499ccce4776bc_amadey_cobalt-strike_icedid_manuscrypt_ryuk_satacom_stealc_vidar_xworm..exe
      "C:\Users\Admin\AppData\Local\Temp\2026-05-16_37eaa64c8e2be12123c499ccce4776bc_amadey_cobalt-strike_icedid_manuscrypt_ryuk_satacom_stealc_vidar_xworm..exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3936

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RCX177E.tmp

        • Path C:\Program Files\7-Zip\RCX177E.tmp
        • Size 377KB
        • SHA256 6878da0825a00d943c4fc1dba6cd75aef9d99ea54c9a9438ae84e2aadce96a16
        • MD5 SHA1 SHA512 SSDEEP TLSH

        2026-05-16_37eaa64c8e2be12123c499ccce4776bc_amadey_cobalt-strike_icedid_manuscrypt_ryuk_satacom_stealc_vidar_xworm..exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-05-16_37eaa64c8e2be12123c499ccce4776bc_amadey_cobalt-strike_icedid_manuscrypt_ryuk_satacom_stealc_vidar_xworm..exe
        • Size 218KB
        • SHA256 2646fde598c8da801c210a81a13745023c547ef3b51f83ce03683a1e21d5c2cb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        063260194294.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\063260194294.ico
        • Size 1KB
        • SHA256 325e37428cb5578f7f88dcc924a6a2a398d707d3cad6406802a9a06aac630126
        • MD5 SHA1 SHA512 TLSH

        137977216311.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\137977216311.ico
        • Size 1KB
        • SHA256 69868f3977849e6f0726f505ed8ce7ffaadd07268f061d3705980aa32ba74885
        • MD5 SHA1 SHA512 TLSH

        373463275280.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\373463275280.ico
        • Size 1KB
        • SHA256 06d58ca32d62202496baef4f3dec37ee2cacdb5775341c6fb4cccfa4448a03f9
        • MD5 SHA1 SHA512 TLSH

        390985390888..exe

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\390985390888..exe
        • Size 107KB
        • SHA256 16f7ddaa4944632505f557d45ade328911169a7af17599a71ffe7edfa5eb5f51
        • MD5 SHA1 SHA512 SSDEEP TLSH

        417010071170.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\417010071170.ico
        • Size 1KB
        • SHA256 3568edd042f59b52c726b5ff682e65fcad53b953397e49838bd017f730436f9d
        • MD5 SHA1 SHA512 TLSH

        482307478639.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\482307478639.ico
        • Size 1KB
        • SHA256 6573d3579ab0ce71f8d95d6a89d2a4d75f6bbe31a6861ab5b8002ddedb76a477
        • MD5 SHA1 SHA512 TLSH

        555933007209..exe

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\555933007209..exe
        • Size 1.4MB
        • SHA256 1724f2173c7307bea75bb4621bf7f52b673393f8bd2b77ee8308d3061eabe271
        • MD5 SHA1 SHA512 SSDEEP TLSH

        619008647912.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\619008647912.ico
        • Size 1KB
        • SHA256 bc1363b69ec13c49d94af754cce4bffe81b589f3bf2039c84bf1472b3b483f6f
        • MD5 SHA1 SHA512 TLSH

        662823234456..exe

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\662823234456..exe
        • Size 1.4MB
        • SHA256 e6adb24c63c2622f76ed91b2def9498074716f5e154dd483b3469848e38174af
        • MD5 SHA1 SHA512 SSDEEP TLSH

        690177845583.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\690177845583.ico
        • Size 1KB
        • SHA256 fe526d6535d43c577cf54d22f446498ad613635860a6300f5b7654765ee9b929
        • MD5 SHA1 SHA512 TLSH

        724047673896.exe

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\724047673896.exe
        • Size 4.1MB
        • SHA256 78425e626d0830c35ee05307ad6958055493acebbb8a2548ba3de4af6d6378f7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        807836336386.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\807836336386.ico
        • Size 1KB
        • SHA256 2ea5c025b0613b1a20bc146508cf692b5de4d285f7acc17dc4035315952fd7f8
        • MD5 SHA1 SHA512 TLSH

        918139180261.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\918139180261.ico
        • Size 1KB
        • SHA256 c6ac3a2d4ea590ba6a624de69c86e20852b72c71cc7724a3ff4577fb15b32b2c
        • MD5 SHA1 SHA512 TLSH

        960880556352..exe

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\960880556352..exe
        • Size 263KB
        • SHA256 66bf24b6a4a645bb814a8d44de5cb98ff544aa24c8acc843d21337260f6f5d43
        • MD5 SHA1 SHA512 SSDEEP TLSH

        973157527019.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\973157527019.ico
        • Size 1KB
        • SHA256 d70944fea4517b3b68ee043da9e5f8cd1ab6559e98666ea93ed7468254ce0785
        • MD5 SHA1 SHA512 TLSH

        979760605453.ico

        • Path C:\Users\Admin\AppData\Local\Temp\PROGRA~~1\979760605453.ico
        • Size 1KB
        • SHA256 80b6b561da261f5549cc3f1b3baad5efc025770ce206b0250977dbab229fe4d7
        • MD5 SHA1 SHA512 TLSH

        audiodg.exe

        • Path C:\Users\Admin\Documents\diagnostics\audiodg.exe
        • Size 62KB
        • SHA256 57d1abd4544d2270a2ab643c60b24bafee10305da4972f27221df68020ee0ec6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        shost.exe

        • Path C:\Users\Admin\Documents\diagnostics\shost.exe
        • Size 375KB
        • SHA256 a184887906b22b1e1c40621bc9b8f5e227df49fd934cab115ecc278b9df56a8c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        logs.txt

        • Path C:\Users\Admin\Documents\logs.txt
        • Size 4KB
        • SHA256 2a01d8e8e9e7688baae182d41336e8dc6229551a7c10305cade0b0b6eaa2d54d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2812-14-0x0000000000B50000-0x0000000000B66000-memory.dmp