Analysis

  • max time kernel
    2s
  • max time network
    7s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-05-2024 19:16

General

  • Target

    opera_autoupdate.exe

  • Size

    5.4MB

  • MD5

    c0a4326bb2b7d2b44b5abc9a66019a03

  • SHA1

    8e0207a9b55f3cc7d0598473fb6783b1cf3a8804

  • SHA256

    79e670b74bd1882a0636218909738ba022e263e14c4996db5a170eb470e81000

  • SHA512

    c4f2d0242d3d69f0dae100c4fb825f3cebe0316cfaddffdda19e7d22aa46feaad59a4f712710b25afb5bac44b5cae34f96e769021d92240acc10aed3346e7327

  • SSDEEP

    49152:mj2sFUrZs2/kUOarU8IB5hcbrYhCv9D9LhEmMWPBa9iO+MB67zXXCPodXtzXRJEu:m6sbaJIFmfgB0JtzDBlbZy2FW6Aez

Score
7/10

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\opera_autoupdate.exe
    "C:\Users\Admin\AppData\Local\Temp\opera_autoupdate.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:876
    • C:\Users\Admin\AppData\Local\Temp\opera_autoupdate.exe
      C:\Users\Admin\AppData\Local\Temp\opera_autoupdate.exe --type=crashpad-handler /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.opera.com/collector/submit --annotation=channel=Stable --annotation=plat=Win64 --annotation=prod=OperaDesktopGX --annotation=ver=109.0.5097.79 --initial-client-data=0x228,0x22c,0x230,0x204,0x234,0x7ff7cb81f854,0x7ff7cb81f860,0x7ff7cb81f870
      2⤵
        PID:748

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads