Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    28/03/2026, 04:32

General

  • Target
    2026-03-28_4486d799b94ab448ceb979628d0d5795_amadey_avoslocker_cobalt-strike_cryptbot_elex_luca-stealer_lynx_njrat.exe
  • Size 865KB
  • Sample260328-e54vlaaw9s
  • SHA256 27df222e178b40cf90c01d27a3b3443bc397b97620c1d55f740dce5279e512c7
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • CryptBot

    CryptBot is a C++ stealer distributed widely in bundle with other software.

  • Cryptbot family
  • Reads user/profile data of web browsers 3 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious use of FindShellTrayWindow 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-03-28_4486d799b94ab448ceb979628d0d5795_amadey_avoslocker_cobalt-strike_cryptbot_elex_luca-stealer_lynx_njrat.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-03-28_4486d799b94ab448ceb979628d0d5795_amadey_avoslocker_cobalt-strike_cryptbot_elex_luca-stealer_lynx_njrat.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious use of FindShellTrayWindow
    PID:456

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        JfYlEaJhLbOpwB.zip

        • Path C:\Users\Admin\AppData\Local\Temp\ODnjOMjLl\JfYlEaJhLbOpwB.zip
        • Size 637KB
        • SHA256 1efe2bd506416d18c187d608370498344062c4e6dd2e5cb570c2549e83cb0e4c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        CopyFormat.txt

        • Path C:\Users\Admin\AppData\Local\Temp\ODnjOMjLl\_Files\_Files\CopyFormat.txt
        • Size 577KB
        • SHA256 9bc09b38e59731980e71a258e3f1632dfcfea83e62343b088455cb8ab89460ba
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _Information.txt

        • Path C:\Users\Admin\AppData\Local\Temp\ODnjOMjLl\_Files\_Information.txt
        • Size 4KB
        • SHA256 ff4ebe62ec806c07c5457ec7c747a4a3b87eab2040dd3d381224ca77968050e0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _Screen_Desktop.jpeg

        • Path C:\Users\Admin\AppData\Local\Temp\ODnjOMjLl\_Files\_Screen_Desktop.jpeg
        • Size 80KB
        • SHA256 e9b71803c2e3c62a62d83e6612e4f3c3127e95d3f8ffec5d825bce427795a231
        • MD5 SHA1 SHA512 SSDEEP TLSH

        system_info.txt

        • Path C:\Users\Admin\AppData\Local\Temp\ODnjOMjLl\files_\system_info.txt
        • Size 3KB
        • SHA256 577333befc2ebde9f4aa9421712e4968730f79ae670d8c2a30710667c29a0555
        • MD5 SHA1 SHA512 TLSH

        system_info.txt

        • Path C:\Users\Admin\AppData\Local\Temp\ODnjOMjLl\files_\system_info.txt
        • Size 8KB
        • SHA256 043f79fb70c4d351546e9d1656028504c5b65bfbf1b2774d4fba608082f3b445
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/456-222-0x0000000000C60000-0x0000000000D5E000-memory.dmp