Overview

overview

8

Static

static

3

$RTPBZW9.exe

windows10-2004-x64

7

$RTPBZW9.exe

windows11-ltsc_2024-x64

8

Analysis

  • user interaction
    yes
  • max time kernel
    44s
  • max time network
    48s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    14/08/2026, 22:36

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General

  • Target
    $RTPBZW9.exe
  • Size 3.9MB
  • Sample260814-2jbm9ataka
  • SHA256 048217e24cd42cd9716435ad74bbfa8046723426257a74350e8b1b70ba17250e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
discoveryspywarestealer

Malware Config

Signatures

  • Downloads MZ/PE file 1 IoCs
  • Executes dropped EXE 5 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 4 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 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\$RTPBZW9.exe
    "C:\Users\Admin\AppData\Local\Temp\$RTPBZW9.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5716
    • C:\Users\Admin\AppData\Local\Temp\7zS456D5E29\installer.exe
      C:\Users\Admin\AppData\Local\Temp\7zS456D5E29\installer.exe --server-tracking-blob=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
      2⤵
      • Downloads MZ/PE file
      • Executes dropped EXE
      • Enumerates connected drives
      • Enumerates system info in registry
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5872
      • C:\Users\Admin\AppData\Local\Temp\7zS456D5E29\installer.exe
        C:\Users\Admin\AppData\Local\Temp\7zS456D5E29\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=134.0.5954.44 --initial-client-data=0x2a4,0x2a8,0x2ac,0x27c,0x2a0,0x7ff63787bd88,0x7ff63787bd94,0x7ff63787bda0
        3⤵
        • Executes dropped EXE
        PID:4120
      • C:\Users\Admin\AppData\Local\Temp\.opera\119ce143-a7e5-4e59-91dd-c9f82c7d9c89 Opera GX Installer Temp\installer.exe
        "C:\Users\Admin\AppData\Local\Temp\.opera\119ce143-a7e5-4e59-91dd-c9f82c7d9c89 Opera GX Installer Temp\installer.exe" --version
        3⤵
        • Executes dropped EXE
        PID:1808
      • C:\Users\Admin\AppData\Local\Temp\7zS456D5E29\installer.exe
        "C:\Users\Admin\AppData\Local\Temp\7zS456D5E29\installer.exe" --backend --install --import-browser-data=0 --enable-crash-reporting=1 --enable-stats=1 --enable-installer-stats=1 --consent-given=1 --general-interests=1 --general-location=1 --personalized-content=1 --personalized-ads=1 --launchopera=1 --showunbox=0 --installfolder="C:\Users\Admin\AppData\Local\Programs\Opera GX" --profile-folder --language=en --singleprofile=0 --copyonly=0 --allusers=0 --setdefaultbrowser=0 --pintotaskbar=1 --pintostartmenu=0 --run-at-startup=1 --server-tracking-data=server_tracking_data --initial-pid=5872 --package-dir-prefix="C:\Users\Admin\AppData\Local\Temp\.opera\119ce143-a7e5-4e59-91dd-c9f82c7d9c89 Opera GX Installer Temp\opera_package_20260814233629" --session-guid=0404cff1-5da2-4ddf-ac07-9848c5320c29 --server-tracking-blob=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 --desktopshortcut=1 --wait-for-package --initial-proc-handle=A009000000000000
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Enumerates system info in registry
        • Suspicious use of WriteProcessMemory
        PID:720
        • C:\Users\Admin\AppData\Local\Temp\7zS456D5E29\installer.exe
          C:\Users\Admin\AppData\Local\Temp\7zS456D5E29\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=134.0.5954.44 --initial-client-data=0x298,0x29c,0x2a0,0x274,0x2b0,0x7ff63787bd88,0x7ff63787bd94,0x7ff63787bda0
          4⤵
          • Executes dropped EXE
          PID:3420

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        installer.exe
        • Path C:\Users\Admin\AppData\Local\Temp\7zS456D5E29\installer.exe
        • Size 9.1MB
        • SHA256 b7c6b1b417864b64d5395c287a819398038b27290db3f85bf89c770a81a4cc5a
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        settings.dat
        • Path C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\Crash Reports\settings.dat
        • Size 40B
        • SHA256 c8d6334cc77fa58e15dadb0aeb10af8daec6cd8ae6d859802074cfde46b41d2c
        • MD5 SHA1 SHA512
        Submit Download