Overview

overview

10

Static

static

10

2026-04-24...wk.exe

windows10-2004-x64

9

2026-04-24...wk.exe

windows11-21h2-x64

9

Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    24/04/2026, 02:45

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General

  • Target
    2026-04-24_6a2dce4acc750cffe74515a63c23a5bd_agent-tesla_amadey_cobalt-strike_coinminer_darkgate_hawk.exe
  • Size 22.5MB
  • Sample260424-c8x54sdt21
  • SHA256 90bd5b0e330ad6e28a7915c93b9aa368dddc47deda28fd91c73a8203c9638fa7
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
ransomwarespywarestealer

Malware Config

Signatures

  • Custom signature
    Detects executables embedding registry key / value combination indicative of disabling Windows Defen 1 IoCs
  • Custom signature
    Detects executables manipulated with Fody 1 IoCs
  • Custom signature
    UPX dump on OEP (original entry point) 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

    spywarestealer
  • 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
    ransomware
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-24_6a2dce4acc750cffe74515a63c23a5bd_agent-tesla_amadey_cobalt-strike_coinminer_darkgate_hawk.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-24_6a2dce4acc750cffe74515a63c23a5bd_agent-tesla_amadey_cobalt-strike_coinminer_darkgate_hawk.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:2664
    • C:\Windows\System32\notepad.exe
      "C:\Windows\System32\notepad.exe" C:\Users\Admin\AppData\Local\Temp\WELFEE2.tmp
      2⤵
      • Opens file in notepad (likely ransom note)
      PID:2484

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 22.9MB
        • SHA256 ad8beb190677c215334a2259109ea00a71f8ad5e11fb69831e6c2239bdddcbf9
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        WELFEE2.tmp
        • Path C:\Users\Admin\AppData\Local\Temp\WELFEE2.tmp
        • Size 52B
        • SHA256 be0909be27235c36586ceb9b7e37d8d74c423d9460c4dbf0e2417fcf58b96caa
        • MD5 SHA1 SHA512 TLSH
        Submit Download