Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    27/08/2026, 11:11

General

  • Target
    ffd8d913c9908132914adefbc7617fa8f0701165bc9d00521395bd8d069a5e24.exe
  • Size 1.6MB
  • Sample260827-nadvcstdmg
  • SHA256 ffd8d913c9908132914adefbc7617fa8f0701165bc9d00521395bd8d069a5e24
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops Chrome extension 1 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 8 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in Program Files directory 8 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 8 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ffd8d913c9908132914adefbc7617fa8f0701165bc9d00521395bd8d069a5e24.exe
    "C:\Users\Admin\AppData\Local\Temp\ffd8d913c9908132914adefbc7617fa8f0701165bc9d00521395bd8d069a5e24.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1392
    • C:\Users\Admin\AppData\Local\Temp\00294823\nauaJoGmCg.exe
      "C:\Users\Admin\AppData\Local\Temp/00294823/nauaJoGmCg.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      • System policy modification
      PID:2988
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32.exe /s "C:\Program Files (x86)\Surf And keeap\gG8LQUiBL.x64.dll"
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4492
        • C:\Windows\system32\regsvr32.exe
          /s "C:\Program Files (x86)\Surf And keeap\gG8LQUiBL.x64.dll"
          4⤵
          • Loads dropped DLL
          • Installs/modifies Browser Helper Object
          • Modifies Internet Explorer settings
          • Modifies registry class
          PID:1688

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RdUgxuFor6Z.js

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\finkaonpelohpmiebmbpmiglhadflccn\RdUgxuFor6Z.js
        • Size 5KB
        • SHA256 013bd2c2589b88a5d929ca39dd36a1a7f88ec38efa9201dede9122ae518189af
        • MD5 SHA1 SHA512 SSDEEP TLSH

        background.html

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\finkaonpelohpmiebmbpmiglhadflccn\background.html
        • Size 148B
        • SHA256 fab9b72f3d045ba6bc77960b1b755616b50efafd0b7d6b18c07de85caeeea423
        • MD5 SHA1 SHA512 TLSH

        content.js

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\finkaonpelohpmiebmbpmiglhadflccn\content.js
        • Size 197B
        • SHA256 fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b
        • MD5 SHA1 SHA512 TLSH

        lsdb.js

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\finkaonpelohpmiebmbpmiglhadflccn\lsdb.js
        • Size 559B
        • SHA256 e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704
        • MD5 SHA1 SHA512 TLSH

        manifest.json

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\finkaonpelohpmiebmbpmiglhadflccn\manifest.json
        • Size 507B
        • SHA256 3ade4e7ddfa48cef3989f1245804869bb3d1043cb82d69d5f299074543e14570
        • MD5 SHA1 SHA512 TLSH

        sqlite.js

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\finkaonpelohpmiebmbpmiglhadflccn\sqlite.js
        • Size 1KB
        • SHA256 5463fdf33e3077932d24563a03bfc451eda09a31730c6cb56110b2153f9e46b3
        • MD5 SHA1 SHA512 TLSH

        gG8LQUiBL.dll

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\gG8LQUiBL.dll
        • Size 416KB
        • SHA256 e23b94a809d4306dce3c0fb5a7dc76ad25e133cb74daa489629419ba1d849ebe
        • MD5 SHA1 SHA512 SSDEEP TLSH

        gG8LQUiBL.tlb

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\gG8LQUiBL.tlb
        • Size 3KB
        • SHA256 2e46c45652d03653c407468ca871f4e910b4cec36af85853e2bd06f3fb7ad4ae
        • MD5 SHA1 SHA512 TLSH

        gG8LQUiBL.x64.dll

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\gG8LQUiBL.x64.dll
        • Size 463KB
        • SHA256 5b9f026657796490c626a88c1b7533fc23a1ee92b4bad819f4d0940e18d0c7ae
        • MD5 SHA1 SHA512 SSDEEP TLSH

        bootstrap.js

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\[email protected]\bootstrap.js
        • Size 2KB
        • SHA256 a7dfea4bf7e1d46a8b8e64ccfb2cf35017e3a5b350eead26d6671254d2b3c46f
        • MD5 SHA1 SHA512 TLSH

        chrome.manifest

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\[email protected]\chrome.manifest
        • Size 112B
        • SHA256 c759dae7c26f9724836981fae89569be2b029600e75554932ecb67e7cf018d6a
        • MD5 SHA1 SHA512 TLSH

        install.rdf

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\[email protected]\install.rdf
        • Size 609B
        • SHA256 3f5fb53f906d27e5188eb76a0aa1d64924d088b6cda3da036622617e036c9815
        • MD5 SHA1 SHA512 TLSH

        nauaJoGmCg.dat

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\nauaJoGmCg.dat
        • Size 3KB
        • SHA256 0a9fa89c035e81830587e29214659603d734da5ca2cf82dd390be187beaec057
        • MD5 SHA1 SHA512 TLSH

        nauaJoGmCg.exe

        • Path C:\Users\Admin\AppData\Local\Temp\00294823\nauaJoGmCg.exe
        • Size 489KB
        • SHA256 cb90dc623c6927c7d6aae483b917e2b4aca0ed46d0d619dd7fe9fc3e9d74d90f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        bg.js

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\6apqb380.default-release\extensions\staged\[email protected]\content\bg.js
        • Size 9KB
        • SHA256 d3aae42ffd3ff36027872a523dd114b87c843d9c57a9857e27836f8b0107a546
        • MD5 SHA1 SHA512 SSDEEP TLSH