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
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/09/2026, 11:15

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General

  • Target
    OperaGXSetup.exe
  • Size 3.9MB
  • Sample260908-ncwsysal8w
  • SHA256 e929fad8643dc7726526e63a37885e341000f56b753081e466b6bf0c31eac0bf
  • 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:4168
    • C:\Users\Admin\AppData\Local\Temp\7zS840A1999\installer.exe
      C:\Users\Admin\AppData\Local\Temp\7zS840A1999\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:2896
      • C:\Users\Admin\AppData\Local\Temp\7zS840A1999\installer.exe
        C:\Users\Admin\AppData\Local\Temp\7zS840A1999\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=135.0.5973.94 --initial-client-data=0x2a0,0x2a4,0x2a8,0x27c,0x2ac,0x7ff732ed1608,0x7ff732ed1618,0x7ff732ed1628
        3⤵
        • Executes dropped EXE
        PID:4608
      • C:\Users\Admin\AppData\Local\Temp\.opera\be14795f-6726-4a17-92e3-9570f21c4fed Opera GX Installer Temp\installer.exe
        "C:\Users\Admin\AppData\Local\Temp\.opera\be14795f-6726-4a17-92e3-9570f21c4fed Opera GX Installer Temp\installer.exe" --version
        3⤵
        • Executes dropped EXE
        PID:4848
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:3600

    Network

          MITRE ATT&CK Enterprise v16

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          Downloads

          installer.exe
          • Path C:\Users\Admin\AppData\Local\Temp\7zS840A1999\installer.exe
          • Size 9.1MB
          • SHA256 106c950add527723510ced4b1f516ab7b75b781a356063cafd578da334fb7553
          • MD5 SHA1 SHA512 SSDEEP TLSH
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