Overview

overview

8

Static

static

3

update2.exe

windows10-2004-x64

8

update2.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    149s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    03/07/2026, 04:25

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General

  • Target
    update2.exe
  • Size 2.4MB
  • Sample260703-e2efjabt7t
  • SHA256 94ffe61fb9619a00d8c1066dc8728df2af733f0b9ca8783a93ecbe1e52e59562
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
credential_accessdiscoveryspywarestealer

Malware Config

Signatures

  • Uses browser remote debugging 2 TTPs 1 IoCs

    Can be used control the browser and steal sensitive information such as credentials and session cookies.

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

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

    spywarestealer
  • Contacts third-party web service commonly abused for C2 1 TTPs 2 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • Looks up external IP address via web service 2 IoCs

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

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

    discovery
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

    discovery
  • System Time Discovery 1 TTPs 1 IoCs

    Adversary may gather the system time and/or time zone settings from a local or remote system.

    discovery
  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 37 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\update2.exe
    "C:\Users\Admin\AppData\Local\Temp\update2.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4308
    • C:\Users\Admin\AppData\Local\Temp\F7EgVCAVlH09YnG\vshost.exe
      "C:\Users\Admin\AppData\Local\Temp\\F7EgVCAVlH09YnG\vshost.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2228
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --remote-debugging-port=9222 --user-data-dir="C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --profile-directory="Default" --headless --disable-gpu
        3⤵
        • Uses browser remote debugging
        • Enumerates system info in registry
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:4172
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=139.0.7258.155 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=139.0.3405.125 --initial-client-data=0x234,0x238,0x23c,0x230,0x2ec,0x7ffa2645c188,0x7ffa2645c194,0x7ffa2645c1a0
          4⤵
          • Checks processor information in registry
          • Enumerates system info in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          PID:4352
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --no-pre-read-main-dll --force-high-res-timeticks=disabled --always-read-main-dll --field-trial-handle=2160,i,6887690408225333365,5137769047665164542,262144 --disable-features=PaintHolding --variations-seed-version --mojo-platform-channel-handle=2156 /prefetch:3
          4⤵
          • System Time Discovery
          PID:2492
  • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
    1⤵
      PID:3500

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          5c5eb677-4520-4ae8-8993-052458f25c24.dmp
          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\reports\5c5eb677-4520-4ae8-8993-052458f25c24.dmp
          • Size 7.3MB
          • SHA256 9c8d071a9e7a1ffa56818bd4e1df8a41d47808511ee5147028a055ed41c3c674
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          90397db3-ee61-4284-8824-912d80c80d6f.dmp
          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\reports\90397db3-ee61-4284-8824-912d80c80d6f.dmp
          • Size 6.0MB
          • SHA256 8cb87f4056755905aef31ecbd2c64cf8316c16c19a2109bc9f87cc587ebf600f
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          settings.dat
          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
          • Size 280B
          • SHA256 3eacdfce7dc5d437b4447cf27ab297d2d39d13a22d53487691f060212cddb6b2
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          settings.dat
          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
          • Size 280B
          • SHA256 c2ac06881fa26105349f88ff7bbba8d858cbcf0eded3dd608d39c312dad7b391
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          settings.dat
          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
          • Size 280B
          • SHA256 7aa2bb81937fdcdafd5d33143cfe61093f5233469b36757de171e12cc0c6215f
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          edge_shutdown_crash.txt
          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\temp\edge_shutdown_crash.txt
          • Size 1B
          • SHA256 6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
          • MD5 SHA1 SHA512
          Submit Download

          data_1
          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\DawnWebGPUCache\data_1
          • Size 264KB
          • SHA256 b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          Edge Profile.ico
          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Edge Profile.ico
          • Size 70KB
          • SHA256 31a226211c491e1b0832d4cd3cf34d97165e24a7ce4ec655259cd188f3a2bd88
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          Network Persistent State
          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\Network Persistent State
          • Size 111B
          • SHA256 5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          SCT Auditing Pending Reports
          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\SCT Auditing Pending Reports
          • Size 2B
          • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
          • MD5 SHA1 SHA512
          Submit Download

          Web Data
          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Web Data
          • Size 224KB
          • SHA256 8b36e43232843fb1ca0a21c3344b07b38856ebf257f21ab46a9d549b0c3ebb3d
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          Local State
          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
          • Size 8KB
          • SHA256 3345612c8deff46abd3627e98c0b2b0e4ce55d4f51315e90c4bae716fb52c4b7
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          Local State
          • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
          • Size 8KB
          • SHA256 a5913e947007f4c1dd71bd6f4671853fe73b4f986ad2c577d980490f1e206f4d
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          vshost.exe
          • Path C:\Users\Admin\AppData\Local\Temp\F7EgVCAVlH09YnG\vshost.exe
          • Size 2.4MB
          • SHA256 94ffe61fb9619a00d8c1066dc8728df2af733f0b9ca8783a93ecbe1e52e59562
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download