Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    16/08/2026, 18:06

General

  • Target
    2026-08-16_4c1a6f1cadbf10c6fefdb8eb5ffbfb6b_amadey_elex_glassworm_redline-stealer_remcos_rhadamanthys_smoke-loader_stop.exe
  • Size 2.8MB
  • Sample260816-wp5wdsfa77
  • SHA256 5f201ef23cf742c248901eb4f8df5e3d52c65ac0306de70af46cf80a4ae66456
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 1 IoCs
  • Badlisted process makes network request 1 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Disables service(s) 3 TTPs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Stops running service(s) 4 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Launches sc.exe 7 IoCs

    Sc.exe is a Windows utlilty to control services 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 16 IoCs

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

  • Modifies registry class 20 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-16_4c1a6f1cadbf10c6fefdb8eb5ffbfb6b_amadey_elex_glassworm_redline-stealer_remcos_rhadamanthys_smoke-loader_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-16_4c1a6f1cadbf10c6fefdb8eb5ffbfb6b_amadey_elex_glassworm_redline-stealer_remcos_rhadamanthys_smoke-loader_stop.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:2364
    • C:\Windows\SysWOW64\system.exe
      C:\Windows\system32\system.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4636
      • C:\Windows\SysWOW64\Rundll32.exe
        Rundll32 C:\Windows\system32\kreftgaa.dll Exbcute
        3⤵
        • Checks computer location settings
        • Loads dropped DLL
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4640
        • C:\Windows\SysWOW64\net.exe
          net stop WinDefend
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:432
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop WinDefend
            5⤵
            • System Location Discovery: System Language Discovery
            PID:4380
        • C:\Windows\SysWOW64\net.exe
          net stop MpsSvc
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4592
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop MpsSvc
            5⤵
            • System Location Discovery: System Language Discovery
            PID:408
        • C:\Windows\SysWOW64\sc.exe
          sc config WinDefend start= disabled
          4⤵
          • Launches sc.exe
          • System Location Discovery: System Language Discovery
          PID:2148
        • C:\Windows\SysWOW64\sc.exe
          sc config MpsSvc start= disabled
          4⤵
          • Launches sc.exe
          • System Location Discovery: System Language Discovery
          PID:1044
        • C:\Windows\SysWOW64\sc.exe
          sc stop ZhuDongFangYu
          4⤵
          • Launches sc.exe
          • System Location Discovery: System Language Discovery
          PID:4032
        • C:\Windows\SysWOW64\sc.exe
          sc delete ZhuDongFangYu
          4⤵
          • Launches sc.exe
          • System Location Discovery: System Language Discovery
          PID:4496
        • C:\Windows\SysWOW64\sc.exe
          sc stop 360rp
          4⤵
          • Launches sc.exe
          • System Location Discovery: System Language Discovery
          PID:3676
        • C:\Windows\SysWOW64\sc.exe
          sc delete 360rp
          4⤵
          • Launches sc.exe
          • System Location Discovery: System Language Discovery
          PID:1172
        • C:\Windows\SysWOW64\sc.exe
          "C:\Windows\System32\sc.exe" stop PolicyAgent
          4⤵
          • Launches sc.exe
          • System Location Discovery: System Language Discovery
          PID:2736
      • C:\Windows\SysWOW64\Rundll32.exe
        Rundll32 C:\Windows\system32\qulftgaa.dll Exbcute
        3⤵
        • Badlisted process makes network request
        • Loads dropped DLL
        • Adds Run key to start application
        • Enumerates connected drives
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:116
    • C:\Users\Admin\AppData\Local\Temp\2026-08-16_4c1a6f1cadbf10c6fefdb8eb5ffbfb6b_amadey_elex_glassworm_redline-stealer_remcos_rhadamanthys_smoke-loader_stop.exe
      C:\Users\Admin\AppData\Local\Temp\2026-08-16_4c1a6f1cadbf10c6fefdb8eb5ffbfb6b_amadey_elex_glassworm_redline-stealer_remcos_rhadamanthys_smoke-loader_stop.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:3516

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        2026-08-16_4c1a6f1cadbf10c6fefdb8eb5ffbfb6b_amadey_elex_glassworm_redline-stealer_remcos_rhadamanthys_smoke-loader_stop.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-08-16_4c1a6f1cadbf10c6fefdb8eb5ffbfb6b_amadey_elex_glassworm_redline-stealer_remcos_rhadamanthys_smoke-loader_stop.exe
        • Size 2.7MB
        • SHA256 13088313c8800bec5ab6669b6ebc0a9538d6085cd9826a349703a36b1825a630
        • MD5 SHA1 SHA512 SSDEEP TLSH

        747F.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\747F.tmp
        • Size 4.3MB
        • SHA256 58280e3572333f97a7cf9f33e8d31dc26a98b6535965ebd0bde82249fc9bf705
        • MD5 SHA1 SHA512 SSDEEP TLSH

        kreftgaa.dll

        • Path C:\Windows\SysWOW64\kreftgaa.dll
        • Size 77KB
        • SHA256 11ef1bb3ff9d11008a7d5439b5f8ebdfe51ef637bc812db97c8594997b2e7eed
        • MD5 SHA1 SHA512 SSDEEP TLSH

        qulftgaa.dll

        • Path C:\Windows\SysWOW64\qulftgaa.dll
        • Size 23KB
        • SHA256 7c2fa4a51de2badce90521f4c36f5bebfdf0bc93ddac96277b48972f3f617b32
        • MD5 SHA1 SHA512 SSDEEP TLSH

        system.exe

        • Path C:\Windows\SysWOW64\system.exe
        • Size 144KB
        • SHA256 4f5c154b3bc66f993c07c97a119a478d4c09c8cdb3c1701495c6b1a3cbb1f7c9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2364-5-0x0000000000400000-0x00000000007E6000-memory.dmp

        memory/2364-9-0x0000000000B60000-0x0000000000B61000-memory.dmp