Analysis

  • max time kernel
    194s
  • max time network
    194s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260630-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260630-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    03/07/2026, 19:41

General

  • Target
    libcurl.dll
  • Size 10.2MB
  • Sample260703-yeacvaby2n
  • SHA256 a980505285bc469dc4b19a9df9d48db17cd28f97c56b68ef11dadb8c5023040e
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Badlisted process makes network request 3 IoCs

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

  • Reads user/profile data of web browsers 3 TTPs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Looks up external IP address via web service 3 IoCs

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

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\libcurl.dll,#1
    1⤵
    • Badlisted process makes network request
    • Checks processor information in registry
    • Suspicious use of WriteProcessMemory
    PID:6132
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe"
      2⤵
        PID:6040
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe"
        2⤵
          PID:3764
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
          2⤵
            PID:3316
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
            2⤵
              PID:1900
          • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
            "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
            1⤵
              PID:6372
            • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
              "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
              1⤵
                PID:7016
              • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
                1⤵
                  PID:6116
                • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
                  1⤵
                    PID:5140

                  Network

                        MITRE ATT&CK Enterprise v16

                        Replay Monitor

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                        Downloads

                        memory/6132-2-0x000001FC38B20000-0x000001FC38C01000-memory.dmp

                        memory/6132-14-0x000001FC38B20000-0x000001FC38C01000-memory.dmp

                        memory/6132-16-0x000001FC38B20000-0x000001FC38C01000-memory.dmp

                        memory/6132-19-0x000001FC38B20000-0x000001FC38C01000-memory.dmp

                        memory/6132-18-0x000001FC38B20000-0x000001FC38C01000-memory.dmp

                        memory/6132-17-0x000001FC38B20000-0x000001FC38C01000-memory.dmp

                        memory/6132-13-0x000001FC38B20000-0x000001FC38C01000-memory.dmp

                        memory/6132-8-0x000001FC38B20000-0x000001FC38C01000-memory.dmp

                        memory/6132-15-0x000001FC38B20000-0x000001FC38C01000-memory.dmp

                        memory/6132-12-0x000001FC38B20000-0x000001FC38C01000-memory.dmp

                        memory/6132-11-0x000001FC38B20000-0x000001FC38C01000-memory.dmp

                        memory/6132-10-0x000001FC38B20000-0x000001FC38C01000-memory.dmp

                        memory/6132-9-0x000001FC38B20000-0x000001FC38C01000-memory.dmp

                        memory/6132-7-0x000001FC38B20000-0x000001FC38C01000-memory.dmp

                        memory/6132-35-0x000001FC38B20000-0x000001FC38C01000-memory.dmp