Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    04/05/2026, 00:33

General

  • Target
    2026-05-04_31b32324879be5e0e46f0b1a7e2a6246_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe
  • Size 163KB
  • Sample260504-awm39set2q
  • SHA256 335c587c55e5933cb08ee7d7fd843709c216a87df2613b42fedb0c92111bdf14
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-04_31b32324879be5e0e46f0b1a7e2a6246_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-04_31b32324879be5e0e46f0b1a7e2a6246_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5000
    • C:\ProgramData\AhnLab\AhnSvc.exe
      "C:\ProgramData\AhnLab\AhnSvc.exe" /run
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:4604
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del /q "C:\Users\Admin\AppData\Local\Temp\2026-05-04_31b32324879be5e0e46f0b1a7e2a6246_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe" >> NUL
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3992

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        AhnSvc.exe

        • Path C:\ProgramData\AhnLab\AhnSvc.exe
        • Size 163KB
        • SHA256 c294adf7b27de8514faf701be9a3ad471b5b011660b095fa1645a1637bece7c5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4604-5-0x0000000000F60000-0x0000000000F8F000-memory.dmp

        memory/4604-10-0x0000000000F60000-0x0000000000F8F000-memory.dmp

        memory/5000-0-0x0000000000E00000-0x0000000000E2F000-memory.dmp

        memory/5000-8-0x0000000000E00000-0x0000000000E2F000-memory.dmp