Overview

overview

8

Static

static

3

OperaGXSetup.exe

windows10-2004-x64

8

OperaGXSetup.exe

windows11-ltsc_2024-x64

8

Analysis

  • user interaction
    yes
  • max time kernel
    9s
  • max time network
    17s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    27/10/2026, 17:44

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General

  • Target
    OperaGXSetup.exe
  • Size 4.0MB
  • Sample261027-wbnpyseb73
  • SHA256 a7c0959aff8c58376badb8aea7d93b125ba29e05044bd476a9534ce8f343d6dd
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
discoveryspywarestealer

Malware Config

Signatures

  • Downloads MZ/PE file 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

    spywarestealer
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • 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.

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

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

    discovery
  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\OperaGXSetup.exe
    "C:\Users\Admin\AppData\Local\Temp\OperaGXSetup.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:936
    • C:\Users\Admin\AppData\Local\Temp\7zS8A3E35F8\installer.exe
      C:\Users\Admin\AppData\Local\Temp\7zS8A3E35F8\installer.exe --server-tracking-blob=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
      2⤵
      • Downloads MZ/PE file
      • Executes dropped EXE
      • Enumerates connected drives
      • Reads the TCP/IP host and domain name from the registry
      • Enumerates system info in registry
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5344
      • C:\Users\Admin\AppData\Local\Temp\7zS8A3E35F8\installer.exe
        C:\Users\Admin\AppData\Local\Temp\7zS8A3E35F8\installer.exe --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\Crash Reports" "--crash-count-file=C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\crash_count.txt" --url=https://crashstats-collector-2.opera.com/ --annotation=channel=Stable --annotation=plat=Win64 --annotation=prod=OperaDesktopGX --annotation=ver=138.0.6044.45 --initial-client-data=0x274,0x278,0x27c,0x250,0x280,0x7ff6e80c02d8,0x7ff6e80c02e8,0x7ff6e80c02f8
        3⤵
        • Executes dropped EXE
        PID:5396
      • C:\Users\Admin\AppData\Local\Temp\.opera\40e921d9-f676-4f4e-9b87-2bc11597d2a4 Opera GX Installer Temp\installer.exe
        "C:\Users\Admin\AppData\Local\Temp\.opera\40e921d9-f676-4f4e-9b87-2bc11597d2a4 Opera GX Installer Temp\installer.exe" --version
        3⤵
        • Executes dropped EXE
        PID:3812

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        installer.exe
        • Path C:\Users\Admin\AppData\Local\Temp\7zS8A3E35F8\installer.exe
        • Size 9.2MB
        • SHA256 fa1023f728eaaf0fa53b6b75813295bc376bc6a96c3ecf7829861bf4bc1dea59
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download