Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    21/04/2026, 00:03

General

  • Target
    2026-04-21_ba7a6a2b3f0526883c09b884d5653f5b_agent-tesla_amadey_cobalt-strike_darkgate_glassworm_hawk.exe
  • Size 14.0MB
  • Sample260421-achdnsfy2n
  • SHA256 374395de7f98cd7bb197cff1b0be57c112ca7e3438bcbb7b6682aa170edea130
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    Detects executables embedding registry key / value combination indicative of disabling Windows Defen 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in Windows directory 9 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-21_ba7a6a2b3f0526883c09b884d5653f5b_agent-tesla_amadey_cobalt-strike_darkgate_glassworm_hawk.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-21_ba7a6a2b3f0526883c09b884d5653f5b_agent-tesla_amadey_cobalt-strike_darkgate_glassworm_hawk.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:5068
    • C:\Windows\System32\notepad.exe
      "C:\Windows\System32\notepad.exe" C:\Users\Admin\AppData\Local\Temp\WELCAB2.tmp
      2⤵
      • Opens file in notepad (likely ransom note)
      PID:980

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        vcredist_x86.exe

        • Path C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\vcredist_x86.exe
        • Size 14.5MB
        • SHA256 9591754f189cb0e4ca4371a2025826ab3e7d9f949411bdb8133a74f8f5de35c9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WELCAB2.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\WELCAB2.tmp
        • Size 52B
        • SHA256 be0909be27235c36586ceb9b7e37d8d74c423d9460c4dbf0e2417fcf58b96caa
        • MD5 SHA1 SHA512 TLSH

        memory/980-42-0x000002D5C9BC0000-0x000002D5C9D6C000-memory.dmp