Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    02/06/2026, 23:21

General

  • Target
    hello.exe
  • Size 2.8MB
  • Sample260602-3cacaags9j
  • SHA256 54b1583953ef7e6ab4e4faef751a49b7adddbf05b9680328a948b13d3634ce7a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • 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 4 IoCs

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

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 12 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 4 IoCs

    Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

  • Enumerates system info in registry 2 TTPs 4 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3220
    • C:\Users\Admin\AppData\Local\Temp\hello.exe
      "C:\Users\Admin\AppData\Local\Temp\hello.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4028
      • C:\Users\Admin\Music\Music Samples\hello.exe
        "C:\Users\Admin\Music\Music Samples\hello.exe"
        3⤵
        • Executes dropped EXE
        • Enumerates system info in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:5040
        • C:\Windows\SYSTEM32\cmd.exe
          cmd.exe /c net session >nul 2>&1
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1756
          • C:\Windows\system32\net.exe
            net session
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:1852
            • C:\Windows\system32\net1.exe
              C:\Windows\system32\net1 session
              6⤵
                PID:848
          • C:\Windows\SYSTEM32\netsh.exe
            netsh advfirewall firewall add rule name="Windows Host Support" dir=in action=allow program="C:\Users\Admin\Music\Music Samples\hello.exe" enable=yes profile=any protocol=any >nul 2>&1
            4⤵
            • Modifies Windows Firewall
            • Event Triggered Execution: Netsh Helper DLL
            PID:2912
          • C:\Windows\SYSTEM32\cmd.exe
            cmd.exe /c netsh wlan show profile
            4⤵
            • System Network Configuration Discovery: Wi-Fi Discovery
            • Suspicious use of WriteProcessMemory
            PID:4040
            • C:\Windows\system32\netsh.exe
              netsh wlan show profile
              5⤵
              • Event Triggered Execution: Netsh Helper DLL
              • System Network Configuration Discovery: Wi-Fi Discovery
              PID:3336
          • C:\Windows\SYSTEM32\cmd.exe
            cmd.exe /c dir
            4⤵
              PID:2504
            • C:\Windows\SYSTEM32\cmd.exe
              cmd.exe /c __FR__STREAM_START|15|50
              4⤵
                PID:3068
              • C:\Windows\SYSTEM32\cmd.exe
                cmd.exe /c __FR__STREAM_STOP
                4⤵
                  PID:1476
          • C:\Users\Admin\Music\Music Samples\hello.exe
            "C:\Users\Admin\Music\Music Samples\hello.exe"
            1⤵
            • Executes dropped EXE
            • Enumerates system info in registry
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:4032
            • C:\Windows\system32\cmd.exe
              cmd.exe /c net session >nul 2>&1
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:1144
              • C:\Windows\system32\net.exe
                net session
                3⤵
                • Suspicious use of WriteProcessMemory
                PID:2180
                • C:\Windows\system32\net1.exe
                  C:\Windows\system32\net1 session
                  4⤵
                    PID:4332
              • C:\Windows\system32\netsh.exe
                netsh advfirewall firewall add rule name="Windows Host Support" dir=in action=allow program="C:\Users\Admin\Music\Music Samples\hello.exe" enable=yes profile=any protocol=any >nul 2>&1
                2⤵
                • Modifies Windows Firewall
                • Event Triggered Execution: Netsh Helper DLL
                PID:2828
              • C:\Windows\system32\cmd.exe
                cmd.exe /c netsh wlan show profile
                2⤵
                • System Network Configuration Discovery: Wi-Fi Discovery
                • Suspicious use of WriteProcessMemory
                PID:4740
                • C:\Windows\system32\netsh.exe
                  netsh wlan show profile
                  3⤵
                  • Event Triggered Execution: Netsh Helper DLL
                  • System Network Configuration Discovery: Wi-Fi Discovery
                  PID:1240

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

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                  Downloads

                  frozen_started.txt

                  • Path C:\Users\Admin\AppData\Local\Temp\frozen_started.txt
                  • Size 33B
                  • SHA256 9ce2538714b8027313c5719a384593aa1f68f9697f52bf9eb6decabf0843e112
                  • MD5 SHA1 SHA512

                  frozen_started.txt

                  • Path C:\Users\Admin\AppData\Local\Temp\frozen_started.txt
                  • Size 22B
                  • SHA256 39350e37d7a15b231dc23ff61233e2a510316105b0e8eea1b3ca35f727c6588a
                  • MD5 SHA1 SHA512

                  frozen_trace.log

                  • Path C:\Users\Admin\AppData\Local\Temp\frozen_trace.log
                  • Size 148B
                  • SHA256 7cfb48f862c56ab0ac7ded483026943eb03b71fe27870b2818eb4a9de62234db
                  • MD5 SHA1 SHA512 TLSH

                  frozen_trace.log

                  • Path C:\Users\Admin\AppData\Local\Temp\frozen_trace.log
                  • Size 267B
                  • SHA256 3b537016b1de59ef128f4237f12f41cb1d8ce3a41d898eeadcaad42b5cdc95b8
                  • MD5 SHA1 SHA512 TLSH

                  hello.exe

                  • Path C:\Users\Admin\Music\Music Samples\hello.exe
                  • Size 2.8MB
                  • SHA256 54b1583953ef7e6ab4e4faef751a49b7adddbf05b9680328a948b13d3634ce7a
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  memory/3220-23-0x0000000002E10000-0x0000000002E37000-memory.dmp

                  memory/3220-27-0x0000000002E10000-0x0000000002E37000-memory.dmp

                  memory/3220-25-0x0000000002E10000-0x0000000002E37000-memory.dmp

                  memory/3220-28-0x0000000002E10000-0x0000000002E37000-memory.dmp

                  memory/3220-22-0x0000000002E10000-0x0000000002E37000-memory.dmp

                  memory/3220-21-0x0000000002E10000-0x0000000002E37000-memory.dmp

                  memory/3220-16-0x0000000002E10000-0x0000000002E37000-memory.dmp

                  memory/3220-14-0x0000000002DF0000-0x0000000002E0F000-memory.dmp

                  memory/3220-29-0x0000000002E50000-0x0000000002E51000-memory.dmp

                  memory/3220-15-0x0000000002E10000-0x0000000002E37000-memory.dmp

                  memory/3220-24-0x0000000002E10000-0x0000000002E37000-memory.dmp