Analysis

  • max time kernel
    95s
  • max time network
    131s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/08/2026, 14:36

General

  • Target
    2026-08-20_c5e495f7ac1d704d252448fff47375cf_amadey_cobalt-strike_elex_hijackloader_icedid_njrat_vidar_wannacry.exe
  • Size 2.3MB
  • Sample260820-ryqevaygla
  • SHA256 2e4cae1e09d99b4503ec3c41d67f64bb78fb525dc71e4ce0b6873aac7fb64c65
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables packed with ASPack 8 IoCs
  • ASPack v2.12-2.42 5 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 27 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • NTFS ADS 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-20_c5e495f7ac1d704d252448fff47375cf_amadey_cobalt-strike_elex_hijackloader_icedid_njrat_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-20_c5e495f7ac1d704d252448fff47375cf_amadey_cobalt-strike_elex_hijackloader_icedid_njrat_vidar_wannacry.exe"
    1⤵
    • Adds Run key to start application
    • Drops autorun.inf file
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:5464
  • C:\905c0769f9a06c95a24ddf945\patcher.exe
    C:\905c0769f9a06c95a24ddf945\patcher.exe
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • Drops autorun.inf file
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:1380

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        patcher.exe

        • Path C:\905c0769f9a06c95a24ddf945\patcher.exe
        • Size 2.3MB
        • SHA256 2e4cae1e09d99b4503ec3c41d67f64bb78fb525dc71e4ce0b6873aac7fb64c65
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe$

        • Path C:\Program Files\7-Zip\7z.exe$
        • Size 2.9MB
        • SHA256 b302d6f8f9260627b7a0507bfe3a32bf782453ec7696f8313e6023b4b6c47821
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ktab.exe

        • Path C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe
        • Size 2.4MB
        • SHA256 eeade466a6acdea7fe5ddd9a8a29360854f1ed38690a577391f9b21241f09ce9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        PDFREFLOW.EXE$

        • Path C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE$
        • Size 3.0MB
        • SHA256 5fc4a72916c52764bffdf8320bb3465e13039a568bfdd0f0f130f3c6553ec9d7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        helper.exe$

        • Path C:\Program Files\Mozilla Firefox\uninstall\helper.exe$
        • Size 2.4MB
        • SHA256 37f24c4c60c9fdecd07b778c0b7d2d33f8bb32c94bc17e25bab37d83fbd9fc85
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1380-166-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5464-0-0x0000000000400000-0x000000000040F000-memory.dmp

        memory/5464-99-0x0000000000400000-0x000000000040F000-memory.dmp