Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    04/08/2026, 22:24

General

  • Target
    c241d491c69fd45e4e1f05cfb3087adabcf196666496465e9ebba2b96b38f07c.exe
  • Size 6.7MB
  • Sample260804-2bc64sfj3v
  • SHA256 c241d491c69fd45e4e1f05cfb3087adabcf196666496465e9ebba2b96b38f07c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • UAC bypass 3 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Drops file in System32 directory 12 IoCs
  • Executes a VBScript file via the Windows Script Host. 1 TTPs 1 IoCs
  • UPX packed file 8 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Modifies data under HKEY_USERS 50 IoCs
  • Modifies registry class 1 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c241d491c69fd45e4e1f05cfb3087adabcf196666496465e9ebba2b96b38f07c.exe
    "C:\Users\Admin\AppData\Local\Temp\c241d491c69fd45e4e1f05cfb3087adabcf196666496465e9ebba2b96b38f07c.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3144
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\tem.vbs"
      2⤵
      • Deletes itself
      • Executes a VBScript file via the Windows Script Host.
      • System Location Discovery: System Language Discovery
      PID:2780
  • C:\Users\Admin\AppData\Roaming\rdclientpro\rdService.exe
    C:\Users\Admin\AppData\Roaming\rdclientpro\rdService.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4384
    • C:\Users\Admin\AppData\Roaming\rdclientpro\rdClient.exe
      C:\Users\Admin\AppData\Roaming\rdclientpro\rdClient.exe quiet
      2⤵
      • UAC bypass
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • System policy modification
      PID:3604

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        53225368ed49b7f0c9877f9af8aa5466_b9e6d1be-5eff-4596-940c-57922ad6c7c4

        • Path C:\ProgramData\Microsoft\Crypto\RSA\S-1-5-18\53225368ed49b7f0c9877f9af8aa5466_b9e6d1be-5eff-4596-940c-57922ad6c7c4
        • Size 50B
        • SHA256 1afd6739627846f123f2356dde03630688cb02dc2abb50d03aebfff284b4c8fc
        • MD5 SHA1 SHA512

        tem.vbs

        • Path C:\Users\Admin\AppData\Local\Temp\tem.vbs
        • Size 275B
        • SHA256 d4958d21ca5864a8d24fbaaba86955317cc5edea48b36ddce4e5146e11be5886
        • MD5 SHA1 SHA512 TLSH

        RdClient.exe

        • Path C:\Users\Admin\AppData\Roaming\rdclientpro\RdClient.exe
        • Size 13.9MB
        • SHA256 5bea7f348d4ff47afb4abbb06909b894434d4df83318780da23bbe49bc0fb233
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cfg.ini

        • Path C:\Users\Admin\AppData\Roaming\rdclientpro\cfg.ini
        • Size 100B
        • SHA256 0a42185a4ac85331e96290918358bc634ea2a12f89843fe99028c207e0285061
        • MD5 SHA1 SHA512 TLSH

        cfg.ini

        • Path C:\Users\Admin\AppData\Roaming\rdclientpro\cfg.ini
        • Size 171B
        • SHA256 9c4265e7850110ccdba71445643a29405fc404a8f84dd04ba5de9e563513115a
        • MD5 SHA1 SHA512 TLSH

        host.dat

        • Path C:\Users\Admin\AppData\Roaming\rdclientpro\host.dat
        • Size 130B
        • SHA256 f79478d9cbc145d684c3719a5034a794c133a814e8d651668b5e385ae2e4a415
        • MD5 SHA1 SHA512 TLSH

        rdService.exe

        • Path C:\Users\Admin\AppData\Roaming\rdclientpro\rdService.exe
        • Size 2.5MB
        • SHA256 7ed2a077a1ce34fcb182e5135ae75ad7bd96207c3204c9f343095f967bfa109f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3144-17-0x0000000010000000-0x00000000100BE000-memory.dmp

        memory/3144-45-0x0000000000400000-0x0000000000AB5000-memory.dmp

        memory/3144-32-0x0000000010000000-0x00000000100BE000-memory.dmp

        memory/3144-30-0x0000000010000000-0x00000000100BE000-memory.dmp

        memory/3144-1-0x00000000004AB000-0x00000000004AC000-memory.dmp

        memory/3144-0-0x0000000000400000-0x0000000000AB5000-memory.dmp

        memory/3144-8-0x0000000000400000-0x0000000000AB5000-memory.dmp

        memory/3144-7-0x0000000010000000-0x00000000100BE000-memory.dmp

        memory/3144-5-0x0000000010000000-0x00000000100BE000-memory.dmp

        memory/3144-2-0x0000000010000000-0x00000000100BE000-memory.dmp

        memory/3144-4-0x0000000010000000-0x00000000100BE000-memory.dmp

        memory/3144-22-0x0000000010000000-0x00000000100BE000-memory.dmp

        memory/3604-41-0x0000000000030000-0x0000000000F5B000-memory.dmp

        memory/3604-68-0x0000000000030000-0x0000000000F5B000-memory.dmp

        memory/3604-88-0x0000000000030000-0x0000000000F5B000-memory.dmp

        memory/3604-91-0x0000000000030000-0x0000000000F5B000-memory.dmp

        memory/3604-93-0x0000000000030000-0x0000000000F5B000-memory.dmp

        memory/3604-96-0x0000000000030000-0x0000000000F5B000-memory.dmp

        memory/3604-98-0x0000000000030000-0x0000000000F5B000-memory.dmp

        memory/3604-100-0x0000000000030000-0x0000000000F5B000-memory.dmp

        memory/4384-34-0x0000000000BD0000-0x0000000000BD1000-memory.dmp

        memory/4384-67-0x0000000000BD0000-0x0000000000BD1000-memory.dmp

        memory/4384-66-0x0000000000BE0000-0x0000000000E77000-memory.dmp