Analysis

  • max time kernel
    149s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-05-2024 01:42

General

  • Target

    5e5dd07f4253809a8e394da9020e2c102e49e5849a42f3387d655d7dbc4e5f84.exe

  • Size

    58KB

  • MD5

    c0a01dae624c3b95161dce28717b8ef5

  • SHA1

    2c471be193695b36c355599cbd7b8a2f48495be8

  • SHA256

    5e5dd07f4253809a8e394da9020e2c102e49e5849a42f3387d655d7dbc4e5f84

  • SHA512

    53709f2f42b1c7659ed3bfa14228e826b6e8ea5c0afa9acad25e16b99d1fe132da286930e2a58cd91554b36efbb8827ae0eb9435aa4afa8c6fbc972ef01da737

  • SSDEEP

    1536:vIJyprNKNkmXJCOSXIKxH1RAO2MxH1RAOcesHxU:vIJyp5Wk6JoXIUH5H+en

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 8 IoCs
  • Loads dropped DLL 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Enumerates connected drives 3 TTPs 4 IoCs

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

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5e5dd07f4253809a8e394da9020e2c102e49e5849a42f3387d655d7dbc4e5f84.exe
    "C:\Users\Admin\AppData\Local\Temp\5e5dd07f4253809a8e394da9020e2c102e49e5849a42f3387d655d7dbc4e5f84.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2888
    • C:\Users\Admin\AppData\Local\Temp\Setup\OperaGXSetup.exe
      "C:\Users\Admin\AppData\Local\Temp\Setup\OperaGXSetup.exe" -silent --allusers=0
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Enumerates connected drives
      • Modifies system certificate store
      • Suspicious use of WriteProcessMemory
      PID:5100
      • C:\Users\Admin\AppData\Local\Temp\Setup\OperaGXSetup.exe
        C:\Users\Admin\AppData\Local\Temp\Setup\OperaGXSetup.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=Win32 --annotation=prod=OperaDesktopGX --annotation=ver=109.0.5097.93 --initial-client-data=0x2a4,0x2a8,0x2ac,0x2a0,0x2b0,0x6d854260,0x6d85426c,0x6d854278
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:3840
      • C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\OperaGXSetup.exe
        "C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\OperaGXSetup.exe" --version
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:2708
      • C:\Users\Admin\AppData\Local\Temp\Setup\OperaGXSetup.exe
        "C:\Users\Admin\AppData\Local\Temp\Setup\OperaGXSetup.exe" --backend --install --import-browser-data=0 --enable-stats=1 --enable-installer-stats=1 --consent-given=0 --general-interests=0 --general-location=0 --personalized-content=0 --personalized-ads=0 --launchopera=1 --installfolder="C:\Users\Admin\AppData\Local\Programs\Opera GX" --profile-folder --language=en --singleprofile=0 --copyonly=0 --allusers=0 --setdefaultbrowser=1 --pintotaskbar=1 --pintostartmenu=1 --run-at-startup=1 --server-tracking-data=server_tracking_data --initial-pid=5100 --package-dir-prefix="C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_20240522014222" --session-guid=9931b6c1-4b6a-4d37-b3b9-55f4ef8baaf2 --server-tracking-blob=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 --silent --desktopshortcut=1 --wait-for-package --initial-proc-handle=8C05000000000000
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Enumerates connected drives
        • Suspicious use of WriteProcessMemory
        PID:2016
        • C:\Users\Admin\AppData\Local\Temp\Setup\OperaGXSetup.exe
          C:\Users\Admin\AppData\Local\Temp\Setup\OperaGXSetup.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=Win32 --annotation=prod=OperaDesktopGX --annotation=ver=109.0.5097.93 --initial-client-data=0x29c,0x2a0,0x2b0,0x278,0x2b4,0x6c094260,0x6c09426c,0x6c094278
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          PID:5044
      • C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202405220142221\assistant\Opera_GX_assistant_73.0.3856.382_Setup.exe_sfx.exe
        "C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202405220142221\assistant\Opera_GX_assistant_73.0.3856.382_Setup.exe_sfx.exe"
        3⤵
        • Executes dropped EXE
        PID:1212
      • C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202405220142221\assistant\assistant_installer.exe
        "C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202405220142221\assistant\assistant_installer.exe" --version
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:1660
        • C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202405220142221\assistant\assistant_installer.exe
          "C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202405220142221\assistant\assistant_installer.exe" --type=crashpad-handler /prefetch:7 --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=Win32 --annotation=prod=OperaDesktopGX --annotation=ver=73.0.3856.382 --initial-client-data=0x274,0x278,0x27c,0x250,0x280,0xf24f48,0xf24f58,0xf24f64
          4⤵
          • Executes dropped EXE
          PID:3636

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202405220142221\additional_file0.tmp

    Filesize

    1.4MB

    MD5

    e9a2209b61f4be34f25069a6e54affea

    SHA1

    6368b0a81608c701b06b97aeff194ce88fd0e3c0

    SHA256

    e950f17f4181009eeafa9f5306e8a9dfd26d88ca63b1838f44ff0efc738e7d1f

    SHA512

    59e46277ca79a43ed8b0a25b24eff013e251a75f90587e013b9c12851e5dd7283b6172f7d48583982f6a32069457778ee440025c1c754bf7bb6ce8ae1d2c3fc5

  • C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202405220142221\assistant\assistant_installer.exe

    Filesize

    1.8MB

    MD5

    4c8fbed0044da34ad25f781c3d117a66

    SHA1

    8dd93340e3d09de993c3bc12db82680a8e69d653

    SHA256

    afe569ce9e4f71c23ba5f6e8fd32be62ac9538e397cde8f2ecbe46faa721242a

    SHA512

    a04e6fd052d2d63a0737c83702c66a9af834f9df8423666508c42b3e1d8384300239c9ddacdc31c1e85140eb1193bcfac209f218750b40342492ffce6e9da481

  • C:\Users\Admin\AppData\Local\Temp\Opera_installer_2405220142201045100.dll

    Filesize

    5.2MB

    MD5

    0b412be3e2d36d61afa7f54e19ae8123

    SHA1

    d142c12b79e0f7b7440c49ad2fceca7cfbb530a1

    SHA256

    1f7300aad8fd6d03d00775949c151bc8fbbb901a358274f847aba7fda7b79c6b

    SHA512

    c9efcdcfb4186dad5a8bd9a6b9e34a31718887881cafbc5161c328ffe1107db113661b06856057dbfa2432673c8f6a954d083e440fa68b3bab2ba8b1a9cd1513

  • C:\Users\Admin\AppData\Local\Temp\Setup\OperaGXSetup.exe

    Filesize

    5.7MB

    MD5

    db3ac3ea7f922beb8148765d199cb552

    SHA1

    cea25b67f01fb9b8eccb1cb842c59afa94b1deb1

    SHA256

    9c93dab5af5595320b5253eb6934bef43174b06fc3a453d833d473138db729af

    SHA512

    3ec992e96ea3d089363b859eb4bd2cbeb5badb384080d5488cb16066c9908974211a1dd816970d0c0989b4e45e54b5edda95fe27d3e9103329d4b8fc7c48adb4

  • C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\Crash Reports\settings.dat

    Filesize

    40B

    MD5

    1faa29a9ad0b0ea24986ace67de0e0cd

    SHA1

    94dd2310356547794d7c87eeb5ed01326c57c92e

    SHA256

    b62907469c437fa993e4279844213aa65c0d9a4c066bc32fb5d061645cf0012c

    SHA512

    1494f627dea3388871ea7e94afa629a85b46c372d1f6fe74676bf7ace160b6aaff972c7596579ee69e28c17699914f2e77b92205420a37748240fb237f518a64

  • C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\Crash Reports\settings.dat

    Filesize

    40B

    MD5

    97dee5c603e595b924487d93ecbccaf7

    SHA1

    546d03cc29138f38b2d671b549b96653cb7dc425

    SHA256

    1baf56401066be9f55ba16fe54de4a422e95a9095a7d70c8571952f213b2477e

    SHA512

    b327e07bbb31462304b0fdf21c8a59ae899bf4c7b16f1cce2ab64b4569bb626926cef0ddacf62408b5acf2fee2b17b75f55d371afc9ee84ec312f7aec12d2234

  • memory/2888-0-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

    Filesize

    4KB

  • memory/2888-1-0x0000000000A60000-0x0000000000A72000-memory.dmp

    Filesize

    72KB

  • memory/2888-2-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/2888-115-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

    Filesize

    4KB

  • memory/2888-116-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB