Overview

overview

10

Static

static

3

c457c55f86...5d.exe

windows10-2004-x64

10

c457c55f86...5d.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    136s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    26/10/2026, 15:28

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General

  • Target
    c457c55f86e0a6027ce70eaf3e60028ad5eb304c7baa18e8b42663abcfc0dd5d.exe
  • Size 6.2MB
  • Sample261026-swar2sbd55
  • SHA256 c457c55f86e0a6027ce70eaf3e60028ad5eb304c7baa18e8b42663abcfc0dd5d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defense_evasiondiscoveryprivilege_escalation

Malware Config

Signatures

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 TTPs 2 IoCs
    defense_evasionprivilege_escalation
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Looks up external IP address via web service 1 TTPs 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

    discovery
  • 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
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\explorer.exe
    explorer.exe /LOADSAVEDWINDOWS
    1⤵
      PID:3480
      • C:\Users\Admin\AppData\Local\Temp\c457c55f86e0a6027ce70eaf3e60028ad5eb304c7baa18e8b42663abcfc0dd5d.exe
        "C:\Users\Admin\AppData\Local\Temp\c457c55f86e0a6027ce70eaf3e60028ad5eb304c7baa18e8b42663abcfc0dd5d.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2644
      • C:\Users\Admin\AppData\Local\Microsoft\EdgeUpdate\Install\b3396f3\c457c55f86e0a6027ce70eaf3e60028ad5eb304c7baa18e8b42663abcfc0dd5d.exe
        "C:\Users\Admin\AppData\Local\Microsoft\EdgeUpdate\Install\b3396f3\c457c55f86e0a6027ce70eaf3e60028ad5eb304c7baa18e8b42663abcfc0dd5d.exe"
        2⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:2376
      • C:\Users\Admin\AppData\Local\Microsoft\EdgeUpdate\Install\6de4a89d\MicrosoftEdgeUpdate.exe
        "C:\Users\Admin\AppData\Local\Microsoft\EdgeUpdate\Install\6de4a89d\MicrosoftEdgeUpdate.exe"
        2⤵
        • Executes dropped EXE
        • Reads the TCP/IP host and domain name from the registry
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        PID:4792

    Network

          MITRE ATT&CK Enterprise v16

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          Downloads

          MicrosoftEdgeUpdate.exe
          • Path C:\Users\Admin\AppData\Local\Microsoft\EdgeUpdate\Install\6de4a89d\MicrosoftEdgeUpdate.exe
          • Size 2.0MB
          • SHA256 224dd4a8a167b59cb78ae49b2a360d96b06304e860722a0b9c65081afc8d9ba0
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          c457c55f86e0a6027ce70eaf3e60028ad5eb304c7baa18e8b42663abcfc0dd5d.exe
          • Path C:\Users\Admin\AppData\Local\Microsoft\EdgeUpdate\Install\b3396f3\c457c55f86e0a6027ce70eaf3e60028ad5eb304c7baa18e8b42663abcfc0dd5d.exe
          • Size 3.8MB
          • SHA256 c531aaae7c3c6c1a86b3120a6f934fbe1e77f14f9805c9229e2c1a00d42822e1
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          gufXHnqu.dll
          • Path C:\Users\Admin\AppData\Local\Microsoft\EdgeUpdate\Install\b3396f3\gufXHnqu.dll
          • Size 181KB
          • SHA256 e980f7dde6059599919b467fee3999f64125600dd9d16ff008d8ed6d70225ad9
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          Environment.txt
          • Path C:\Users\Admin\AppData\Local\Temp\upd_ea3b7f442a\System\Details\Environment.txt
          • Size 2KB
          • SHA256 85dddc83ca7612317902771054e106444bf3b85c3bd2e55cf18eb6de0372f3c7
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          run.log
          • Path C:\Users\Admin\AppData\Local\Temp\upd_ea3b7f442a\run.log
          • Size 382B
          • SHA256 3fd8632854603d1ae1c767c554d3666e4d00563f735973d82a41696023c30e4e
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          run.log
          • Path C:\Users\Admin\AppData\Local\Temp\upd_ea3b7f442a\run.log
          • Size 1KB
          • SHA256 99b56acc0925e6711238c0de8d9b7759838c2827d69c87050b4e578dd4e18f3a
          • MD5 SHA1 SHA512 TLSH
          Submit Download