Resubmissions

09/10/2026, 12:39

261009-pvsppaex6j6

09/10/2026, 12:31

261009-pqex2aba477

Analysis

  • user interaction
    yes
  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    09/10/2026, 12:39

General

  • Target
    Q1949114311.exe
  • Size 1.9MB
  • Sample261009-pvsppaex6j
  • SHA256 c74f55247aa2c72001024bd977c869cb5adce6f8604a4d32329f015b73ae2a49
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Enumerates connected drives 3 TTPs 22 IoCs

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

  • Looks up external IP address via web service 1 TTPs 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Enumerates video capture drivers 2 TTPs 1 IoCs

    Queries the legacy Video for Windows capture drivers. This is commonly abused by RATs to check for available webcams on the system before reporting to their C2.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • Reads user/profile data of web browsers 3 TTPs

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

  • 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 registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 40 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Q1949114311.exe
    "C:\Users\Admin\AppData\Local\Temp\Q1949114311.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4660
    • C:\ProgramData\Z^@(+&+!&`'A\beacon_report.exe
      "C:\ProgramData\Z^@(+&+!&`'A\beacon_report.exe"
      2⤵
      • Enumerates connected drives
      • Enumerates video capture drivers
      • Executes dropped EXE
      • Loads dropped DLL
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4504
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c start "" "C:\Windows\SysWOW64\rundll32.exe" "C:\ProgramData\Z^@(+&+!&`'A\RIME.dll",_vmclientcore@16 "C:\ProgramData\Z^@(+&+!&`'A\beacon_report.exe"
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4844
        • C:\Windows\SysWOW64\rundll32.exe
          "C:\Windows\SysWOW64\rundll32.exe" "C:\ProgramData\Z^@(+&+!&`'A\RIME.dll",_vmclientcore@16 "C:\ProgramData\Z^@(+&+!&`'A\beacon_report.exe"
          4⤵
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          PID:1244
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:1712

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          beacon_report.exe

          • Path C:\ProgramData\Z^@(+&+!&`'A\beacon_report.exe
          • Size 1.9MB
          • SHA256 c74f55247aa2c72001024bd977c869cb5adce6f8604a4d32329f015b73ae2a49
          • MD5 SHA1 SHA512 SSDEEP TLSH

          rime.dll

          • Path C:\ProgramData\Z^@(+&+!&`'A\rime.dll
          • Size 3.4MB
          • SHA256 71774738fd6957b6e9efc344cd89b69918438d00b6d4d73560cb4ea430e9c05e
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/4504-66-0x0000000003400000-0x000000000346C000-memory.dmp

          memory/4504-65-0x0000000003400000-0x000000000346C000-memory.dmp

          memory/4504-68-0x0000000003400000-0x000000000346C000-memory.dmp

          memory/4504-69-0x0000000003400000-0x000000000346C000-memory.dmp

          memory/4504-70-0x0000000003400000-0x000000000346C000-memory.dmp