Overview

overview

7

Static

static

3

19c3b209e8...f1.exe

windows10-2004-x64

7

19c3b209e8...f1.exe

windows11-ltsc_2024-x64

7

Analysis

  • max time kernel
    149s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    11/10/2026, 07:09

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General

  • Target
    19c3b209e80ba14a482623911e8d98c07837f3ace12ecaea3bc782fd735bb2f1.exe
  • Size 6.2MB
  • Sample261011-hy1q5sgv21
  • SHA256 19c3b209e80ba14a482623911e8d98c07837f3ace12ecaea3bc782fd735bb2f1
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
adwarebootkitdiscoverypersistencespyware

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

    bootkitpersistence
  • Drops file in System32 directory 4 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

    discovery
  • 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.

    discovery
  • Modifies Internet Explorer settings 1 TTPs 39 IoCs
    adwarespyware
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\19c3b209e80ba14a482623911e8d98c07837f3ace12ecaea3bc782fd735bb2f1.exe
    "C:\Users\Admin\AppData\Local\Temp\19c3b209e80ba14a482623911e8d98c07837f3ace12ecaea3bc782fd735bb2f1.exe"
    1⤵
    • Checks computer location settings
    • Writes to the Master Boot Record (MBR)
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4764
    • C:\Program Files (x86)\Internet Explorer\iexplore.exe
      "C:\Program Files (x86)\Internet Explorer\iexplore.exe" http://bbs.360.cn/thread-15667307-1-1.html
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3768
      • C:\Program Files\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://bbs.360.cn/thread-15667307-1-1.html
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1204
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1204 CREDAT:17410 /prefetch:2
          4⤵
          • System Location Discovery: System Language Discovery
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:2520

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        E2C6CBAF0AF08CF203BA74BF0D0AB6D5_430EA0912164D1B129D6E1DC07C63959
        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_430EA0912164D1B129D6E1DC07C63959
        • Size 471B
        • SHA256 6e0caa4339727feee179160c77c4f8ebf76fc0be84a40c8e29324dc403be0228
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        E2C6CBAF0AF08CF203BA74BF0D0AB6D5_430EA0912164D1B129D6E1DC07C63959
        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_430EA0912164D1B129D6E1DC07C63959
        • Size 416B
        • SHA256 3a0d51d01521c2e5b74e768bd026152c1d115edfcb56bf0994597c828b5ef8b3
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        imagestore.dat
        • Path C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\8jquche\imagestore.dat
        • Size 9KB
        • SHA256 543299f55615434de5717096e2d6af4f9c42e3844b4f4bc2d400849829295f09
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        favicon[1].ico
        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\T8UIQK7Y\favicon[1].ico
        • Size 9KB
        • SHA256 6862f58af62a53c1fb94c57bfd81985ee0c662854af711b6365121e5f4f9aefa
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        suggestions[1].en-US
        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\VIJY9X14\suggestions[1].en-US
        • Size 17KB
        • SHA256 c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/4764-0-0x00000000045A0000-0x00000000046A4000-memory.dmp
        Download

        memory/4764-6-0x0000000004830000-0x00000000048B5000-memory.dmp
        Download

        memory/4764-1-0x0000000004830000-0x00000000048B5000-memory.dmp
        Download