Overview

overview

8

Static

static

3

OperaGXSetup.exe

windows10-2004-x64

8

OperaGXSetup.exe

windows11-ltsc_2024-x64

7

Analysis

  • max time kernel
    149s
  • max time network
    128s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    11/07/2026, 00:43

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General

  • Target
    OperaGXSetup.exe
  • Size 3.9MB
  • Sample260711-a3bntaby21
  • SHA256 a04bd82fde61192949a978778b315491570d0a643f3359fb51ee3684cd646a1f
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
discoveryspywarestealer

Malware Config

Signatures

  • 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.

  • 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 2 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:5948
    • C:\Users\Admin\AppData\Local\Temp\7zSC3782AA9\installer.exe
      C:\Users\Admin\AppData\Local\Temp\7zSC3782AA9\installer.exe --server-tracking-blob=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
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Enumerates system info in registry
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2116
      • C:\Users\Admin\AppData\Local\Temp\7zSC3782AA9\installer.exe
        C:\Users\Admin\AppData\Local\Temp\7zSC3782AA9\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=133.0.5932.39 --initial-client-data=0x2ac,0x2a8,0x2b0,0x27c,0x2b4,0x7ff724c5cd88,0x7ff724c5cd94,0x7ff724c5cda0
        3⤵
        • Executes dropped EXE
        PID:2392
      • C:\Users\Admin\AppData\Local\Temp\.opera\2f4ee248-b4b4-4236-ae3a-5e0f4bd62790 Opera GX Installer Temp\installer.exe
        "C:\Users\Admin\AppData\Local\Temp\.opera\2f4ee248-b4b4-4236-ae3a-5e0f4bd62790 Opera GX Installer Temp\installer.exe" --version
        3⤵
        • Executes dropped EXE
        PID:4428

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        installer.exe
        • Path C:\Users\Admin\AppData\Local\Temp\7zSC3782AA9\installer.exe
        • Size 9.1MB
        • SHA256 87598d54d07561e4181eb2c2294cdcf270d49472d4f7eed7839868a4c1003090
        • MD5 SHA1 SHA512 SSDEEP TLSH
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