Analysis
- max time kernel
300s - max time network
300s - platform
windows11-21h2_x64 - resource
win11-20240426-en - resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system - submitted
18/05/2024, 09:38
Behavioral task
behavioral1
Sample
skeet.cc.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral2
Sample
skeet.cc.exe
Resource
win10-20240404-en
Behavioral task
behavioral3
Sample
skeet.cc.exe
Resource
win7-20240508-en
Behavioral task
behavioral4
Sample
skeet.cc.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
skeet.cc.exe
Resource
win11-20240426-en
General
- Target skeet.cc.exe
- Size 1.6MB
- Sample240518-ll9easdf42
- SHA256 dc2a17964084118aad74ee22789ca6a771d00f1028451eea8947eb63365d2b9e
- MD5 ad0e2712fec29876b2c5794ef99b2254
- SHA1 9e86419ddacfa04e20f4554dd34756844f3de25d
- SHA512 2c1ddb88215cd81099ca6931d2535f1cad80f5e2fbf285892ce8efd4e9cc49b447ced100b2fd5208bde2713f6b4fcefe5b740e63c0f20268a110ee8796f90154
- SSDEEP 24576:L2G/nvxW3WQgkdlESdayd3rFfezUTnrtDENS2i8SIq7bARyGrx0f7MHqeTMap:LbA3Nxd2SdtihITtKto7ij
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
- Modifies WinLogon for persistence 2 TTPs 15 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Recovery\\WindowsRE\\wininit.exe\", \"C:\\Program Files\\MSBuild\\conhost.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\backgroundTaskHost.exe\", \"C:\\Surrogateprovidercomponentsessionmonitor\\SppExtComObj.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Recovery\\WindowsRE\\wininit.exe\", \"C:\\Program Files\\MSBuild\\conhost.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\backgroundTaskHost.exe\", \"C:\\Surrogateprovidercomponentsessionmonitor\\SppExtComObj.exe\", \"C:\\Recovery\\WindowsRE\\csrss.exe\", \"C:\\Program Files (x86)\\MSBuild\\Microsoft\\Windows Workflow Foundation\\RuntimeBroker.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Recovery\\WindowsRE\\wininit.exe\", \"C:\\Program Files\\MSBuild\\conhost.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\backgroundTaskHost.exe\", \"C:\\Surrogateprovidercomponentsessionmonitor\\SppExtComObj.exe\", \"C:\\Recovery\\WindowsRE\\csrss.exe\", \"C:\\Program Files (x86)\\MSBuild\\Microsoft\\Windows Workflow Foundation\\RuntimeBroker.exe\", \"C:\\Users\\Admin\\Links\\winlogon.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Recovery\\WindowsRE\\wininit.exe\", \"C:\\Program Files\\MSBuild\\conhost.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\backgroundTaskHost.exe\", \"C:\\Surrogateprovidercomponentsessionmonitor\\SppExtComObj.exe\", \"C:\\Recovery\\WindowsRE\\csrss.exe\", \"C:\\Program Files (x86)\\MSBuild\\Microsoft\\Windows Workflow Foundation\\RuntimeBroker.exe\", \"C:\\Users\\Admin\\Links\\winlogon.exe\", \"C:\\Program Files (x86)\\Internet Explorer\\en-US\\dllhost.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Recovery\\WindowsRE\\wininit.exe\", \"C:\\Program Files\\MSBuild\\conhost.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\backgroundTaskHost.exe\", \"C:\\Surrogateprovidercomponentsessionmonitor\\SppExtComObj.exe\", \"C:\\Recovery\\WindowsRE\\csrss.exe\", \"C:\\Program Files (x86)\\MSBuild\\Microsoft\\Windows Workflow Foundation\\RuntimeBroker.exe\", \"C:\\Users\\Admin\\Links\\winlogon.exe\", \"C:\\Program Files (x86)\\Internet Explorer\\en-US\\dllhost.exe\", \"C:\\Program Files (x86)\\Adobe\\Acrobat Reader DC\\dllhost.exe\", \"C:\\Surrogateprovidercomponentsessionmonitor\\backgroundTaskHost.exe\", \"C:\\Windows\\Offline Web Pages\\SppExtComObj.exe\", \"C:\\Program Files\\Windows Photo Viewer\\en-US\\cmd.exe\", \"C:\\Recovery\\WindowsRE\\RuntimeBroker.exe\", \"C:\\Program Files\\Windows Photo Viewer\\en-US\\dwm.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Recovery\\WindowsRE\\wininit.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Recovery\\WindowsRE\\wininit.exe\", \"C:\\Program Files\\MSBuild\\conhost.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Recovery\\WindowsRE\\wininit.exe\", \"C:\\Program Files\\MSBuild\\conhost.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\backgroundTaskHost.exe\", \"C:\\Surrogateprovidercomponentsessionmonitor\\SppExtComObj.exe\", \"C:\\Recovery\\WindowsRE\\csrss.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Recovery\\WindowsRE\\wininit.exe\", \"C:\\Program Files\\MSBuild\\conhost.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\backgroundTaskHost.exe\", \"C:\\Surrogateprovidercomponentsessionmonitor\\SppExtComObj.exe\", \"C:\\Recovery\\WindowsRE\\csrss.exe\", \"C:\\Program Files (x86)\\MSBuild\\Microsoft\\Windows Workflow Foundation\\RuntimeBroker.exe\", \"C:\\Users\\Admin\\Links\\winlogon.exe\", \"C:\\Program Files (x86)\\Internet Explorer\\en-US\\dllhost.exe\", \"C:\\Program Files (x86)\\Adobe\\Acrobat Reader DC\\dllhost.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Recovery\\WindowsRE\\wininit.exe\", \"C:\\Program Files\\MSBuild\\conhost.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\backgroundTaskHost.exe\", \"C:\\Surrogateprovidercomponentsessionmonitor\\SppExtComObj.exe\", \"C:\\Recovery\\WindowsRE\\csrss.exe\", \"C:\\Program Files (x86)\\MSBuild\\Microsoft\\Windows Workflow Foundation\\RuntimeBroker.exe\", \"C:\\Users\\Admin\\Links\\winlogon.exe\", \"C:\\Program Files (x86)\\Internet Explorer\\en-US\\dllhost.exe\", \"C:\\Program Files (x86)\\Adobe\\Acrobat Reader DC\\dllhost.exe\", \"C:\\Surrogateprovidercomponentsessionmonitor\\backgroundTaskHost.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Recovery\\WindowsRE\\wininit.exe\", \"C:\\Program Files\\MSBuild\\conhost.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\backgroundTaskHost.exe\", \"C:\\Surrogateprovidercomponentsessionmonitor\\SppExtComObj.exe\", \"C:\\Recovery\\WindowsRE\\csrss.exe\", \"C:\\Program Files (x86)\\MSBuild\\Microsoft\\Windows Workflow Foundation\\RuntimeBroker.exe\", \"C:\\Users\\Admin\\Links\\winlogon.exe\", \"C:\\Program Files (x86)\\Internet Explorer\\en-US\\dllhost.exe\", \"C:\\Program Files (x86)\\Adobe\\Acrobat Reader DC\\dllhost.exe\", \"C:\\Surrogateprovidercomponentsessionmonitor\\backgroundTaskHost.exe\", \"C:\\Windows\\Offline Web Pages\\SppExtComObj.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Recovery\\WindowsRE\\wininit.exe\", \"C:\\Program Files\\MSBuild\\conhost.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\backgroundTaskHost.exe\", \"C:\\Surrogateprovidercomponentsessionmonitor\\SppExtComObj.exe\", \"C:\\Recovery\\WindowsRE\\csrss.exe\", \"C:\\Program Files (x86)\\MSBuild\\Microsoft\\Windows Workflow Foundation\\RuntimeBroker.exe\", \"C:\\Users\\Admin\\Links\\winlogon.exe\", \"C:\\Program Files (x86)\\Internet Explorer\\en-US\\dllhost.exe\", \"C:\\Program Files (x86)\\Adobe\\Acrobat Reader DC\\dllhost.exe\", \"C:\\Surrogateprovidercomponentsessionmonitor\\backgroundTaskHost.exe\", \"C:\\Windows\\Offline Web Pages\\SppExtComObj.exe\", \"C:\\Program Files\\Windows Photo Viewer\\en-US\\cmd.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Recovery\\WindowsRE\\wininit.exe\", \"C:\\Program Files\\MSBuild\\conhost.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\backgroundTaskHost.exe\", \"C:\\Surrogateprovidercomponentsessionmonitor\\SppExtComObj.exe\", \"C:\\Recovery\\WindowsRE\\csrss.exe\", \"C:\\Program Files (x86)\\MSBuild\\Microsoft\\Windows Workflow Foundation\\RuntimeBroker.exe\", \"C:\\Users\\Admin\\Links\\winlogon.exe\", \"C:\\Program Files (x86)\\Internet Explorer\\en-US\\dllhost.exe\", \"C:\\Program Files (x86)\\Adobe\\Acrobat Reader DC\\dllhost.exe\", \"C:\\Surrogateprovidercomponentsessionmonitor\\backgroundTaskHost.exe\", \"C:\\Windows\\Offline Web Pages\\SppExtComObj.exe\", \"C:\\Program Files\\Windows Photo Viewer\\en-US\\cmd.exe\", \"C:\\Recovery\\WindowsRE\\RuntimeBroker.exe\", \"C:\\Program Files\\Windows Photo Viewer\\en-US\\dwm.exe\", \"C:\\Recovery\\WindowsRE\\dllhost.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Recovery\\WindowsRE\\wininit.exe\", \"C:\\Program Files\\MSBuild\\conhost.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\backgroundTaskHost.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Recovery\\WindowsRE\\wininit.exe\", \"C:\\Program Files\\MSBuild\\conhost.exe\", \"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\backgroundTaskHost.exe\", \"C:\\Surrogateprovidercomponentsessionmonitor\\SppExtComObj.exe\", \"C:\\Recovery\\WindowsRE\\csrss.exe\", \"C:\\Program Files (x86)\\MSBuild\\Microsoft\\Windows Workflow Foundation\\RuntimeBroker.exe\", \"C:\\Users\\Admin\\Links\\winlogon.exe\", \"C:\\Program Files (x86)\\Internet Explorer\\en-US\\dllhost.exe\", \"C:\\Program Files (x86)\\Adobe\\Acrobat Reader DC\\dllhost.exe\", \"C:\\Surrogateprovidercomponentsessionmonitor\\backgroundTaskHost.exe\", \"C:\\Windows\\Offline Web Pages\\SppExtComObj.exe\", \"C:\\Program Files\\Windows Photo Viewer\\en-US\\cmd.exe\", \"C:\\Recovery\\WindowsRE\\RuntimeBroker.exe\"" browserwinsvc.exe - Process spawned unexpected child process 45 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1992 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2952 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 756 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1696 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 5032 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3604 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1364 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4264 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4080 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 5012 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4024 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1420 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1816 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3148 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3476 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1904 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2040 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4256 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2872 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1412 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4852 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4284 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3752 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3824 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4880 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2308 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3560 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3472 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2716 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3520 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1760 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3956 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2212 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4424 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 388 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1096 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3704 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2064 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4816 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1912 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4956 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 5044 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3936 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3000 1244 schtasks.exe 86 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2936 1244 schtasks.exe 86 -
resource yara_rule behavioral5/files/0x000200000002a9e9-10.dat dcrat behavioral5/memory/4928-13-0x0000000000390000-0x00000000004E0000-memory.dmp dcrat - Command and Scripting Interpreter: PowerShell 1 TTPs 16 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 4220 powershell.exe 2512 powershell.exe 1068 powershell.exe 2968 powershell.exe 2960 powershell.exe 3012 powershell.exe 1228 powershell.exe 2676 powershell.exe 2656 powershell.exe 2612 powershell.exe 1464 powershell.exe 2528 powershell.exe 2348 powershell.exe 2604 powershell.exe 2708 powershell.exe 3224 powershell.exe - Executes dropped EXE 2 IoCs
pid Process 4928 browserwinsvc.exe 5364 cmd.exe - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Adds Run key to start application 2 TTPs 30 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2994005945-4089876968-1367784197-1000\Software\Microsoft\Windows\CurrentVersion\Run\wininit = "\"C:\\Recovery\\WindowsRE\\wininit.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winlogon = "\"C:\\Users\\Admin\\Links\\winlogon.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2994005945-4089876968-1367784197-1000\Software\Microsoft\Windows\CurrentVersion\Run\dllhost = "\"C:\\Program Files (x86)\\Internet Explorer\\en-US\\dllhost.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2994005945-4089876968-1367784197-1000\Software\Microsoft\Windows\CurrentVersion\Run\dllhost = "\"C:\\Program Files (x86)\\Adobe\\Acrobat Reader DC\\dllhost.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2994005945-4089876968-1367784197-1000\Software\Microsoft\Windows\CurrentVersion\Run\backgroundTaskHost = "\"C:\\Surrogateprovidercomponentsessionmonitor\\backgroundTaskHost.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "\"C:\\Recovery\\WindowsRE\\RuntimeBroker.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2994005945-4089876968-1367784197-1000\Software\Microsoft\Windows\CurrentVersion\Run\SppExtComObj = "\"C:\\Surrogateprovidercomponentsessionmonitor\\SppExtComObj.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Recovery\\WindowsRE\\csrss.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dllhost = "\"C:\\Program Files (x86)\\Internet Explorer\\en-US\\dllhost.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SppExtComObj = "\"C:\\Windows\\Offline Web Pages\\SppExtComObj.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2994005945-4089876968-1367784197-1000\Software\Microsoft\Windows\CurrentVersion\Run\cmd = "\"C:\\Program Files\\Windows Photo Viewer\\en-US\\cmd.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2994005945-4089876968-1367784197-1000\Software\Microsoft\Windows\CurrentVersion\Run\backgroundTaskHost = "\"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\backgroundTaskHost.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SppExtComObj = "\"C:\\Surrogateprovidercomponentsessionmonitor\\SppExtComObj.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2994005945-4089876968-1367784197-1000\Software\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "\"C:\\Program Files (x86)\\MSBuild\\Microsoft\\Windows Workflow Foundation\\RuntimeBroker.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2994005945-4089876968-1367784197-1000\Software\Microsoft\Windows\CurrentVersion\Run\winlogon = "\"C:\\Users\\Admin\\Links\\winlogon.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2994005945-4089876968-1367784197-1000\Software\Microsoft\Windows\CurrentVersion\Run\dllhost = "\"C:\\Recovery\\WindowsRE\\dllhost.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\backgroundTaskHost = "\"C:\\Program Files (x86)\\Reference Assemblies\\Microsoft\\Framework\\backgroundTaskHost.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2994005945-4089876968-1367784197-1000\Software\Microsoft\Windows\CurrentVersion\Run\SppExtComObj = "\"C:\\Windows\\Offline Web Pages\\SppExtComObj.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2994005945-4089876968-1367784197-1000\Software\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "\"C:\\Recovery\\WindowsRE\\RuntimeBroker.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2994005945-4089876968-1367784197-1000\Software\Microsoft\Windows\CurrentVersion\Run\dwm = "\"C:\\Program Files\\Windows Photo Viewer\\en-US\\dwm.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dllhost = "\"C:\\Recovery\\WindowsRE\\dllhost.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "\"C:\\Program Files (x86)\\MSBuild\\Microsoft\\Windows Workflow Foundation\\RuntimeBroker.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dllhost = "\"C:\\Program Files (x86)\\Adobe\\Acrobat Reader DC\\dllhost.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\backgroundTaskHost = "\"C:\\Surrogateprovidercomponentsessionmonitor\\backgroundTaskHost.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dwm = "\"C:\\Program Files\\Windows Photo Viewer\\en-US\\dwm.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wininit = "\"C:\\Recovery\\WindowsRE\\wininit.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2994005945-4089876968-1367784197-1000\Software\Microsoft\Windows\CurrentVersion\Run\conhost = "\"C:\\Program Files\\MSBuild\\conhost.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\conhost = "\"C:\\Program Files\\MSBuild\\conhost.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2994005945-4089876968-1367784197-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Recovery\\WindowsRE\\csrss.exe\"" browserwinsvc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\cmd = "\"C:\\Program Files\\Windows Photo Viewer\\en-US\\cmd.exe\"" browserwinsvc.exe - Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 1 ip-api.com 1 ipinfo.io 7 ipinfo.io - Drops file in Program Files directory 14 IoCs
description ioc Process File created C:\Program Files (x86)\MSBuild\Microsoft\Windows Workflow Foundation\9e8d7a4ca61bd9 browserwinsvc.exe File created C:\Program Files (x86)\Internet Explorer\en-US\dllhost.exe browserwinsvc.exe File created C:\Program Files (x86)\Internet Explorer\en-US\5940a34987c991 browserwinsvc.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\dllhost.exe browserwinsvc.exe File created C:\Program Files\Windows Photo Viewer\en-US\cmd.exe browserwinsvc.exe File created C:\Program Files\Windows Photo Viewer\en-US\6cb0b6c459d5d3 browserwinsvc.exe File created C:\Program Files\MSBuild\088424020bedd6 browserwinsvc.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\5940a34987c991 browserwinsvc.exe File created C:\Program Files\Windows Photo Viewer\en-US\dwm.exe browserwinsvc.exe File created C:\Program Files\MSBuild\conhost.exe browserwinsvc.exe File created C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\backgroundTaskHost.exe browserwinsvc.exe File created C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\eddb19405b7ce1 browserwinsvc.exe File created C:\Program Files (x86)\MSBuild\Microsoft\Windows Workflow Foundation\RuntimeBroker.exe browserwinsvc.exe File created C:\Program Files\Windows Photo Viewer\en-US\ebf1f9fa8afd6d browserwinsvc.exe - Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\Offline Web Pages\SppExtComObj.exe browserwinsvc.exe File created C:\Windows\Offline Web Pages\e1ef82546f0b02 browserwinsvc.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 45 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3752 schtasks.exe 3824 schtasks.exe 2936 schtasks.exe 4024 schtasks.exe 2040 schtasks.exe 1412 schtasks.exe 4852 schtasks.exe 4880 schtasks.exe 1760 schtasks.exe 3956 schtasks.exe 4816 schtasks.exe 2952 schtasks.exe 3476 schtasks.exe 1912 schtasks.exe 5044 schtasks.exe 3000 schtasks.exe 1992 schtasks.exe 2212 schtasks.exe 4256 schtasks.exe 2308 schtasks.exe 3560 schtasks.exe 2716 schtasks.exe 3604 schtasks.exe 1420 schtasks.exe 388 schtasks.exe 1696 schtasks.exe 4080 schtasks.exe 2064 schtasks.exe 4956 schtasks.exe 3936 schtasks.exe 4284 schtasks.exe 3520 schtasks.exe 1904 schtasks.exe 3472 schtasks.exe 4424 schtasks.exe 1096 schtasks.exe 3704 schtasks.exe 756 schtasks.exe 3148 schtasks.exe 4264 schtasks.exe 5012 schtasks.exe 1816 schtasks.exe 2872 schtasks.exe 5032 schtasks.exe 1364 schtasks.exe - Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2994005945-4089876968-1367784197-1000_Classes\Local Settings browserwinsvc.exe Key created \REGISTRY\USER\S-1-5-21-2994005945-4089876968-1367784197-1000_Classes\Local Settings skeet.cc.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4928 browserwinsvc.exe 4928 browserwinsvc.exe 4928 browserwinsvc.exe 4928 browserwinsvc.exe 4928 browserwinsvc.exe 4928 browserwinsvc.exe 1228 powershell.exe 1228 powershell.exe 2604 powershell.exe 2604 powershell.exe 2708 powershell.exe 2708 powershell.exe 2676 powershell.exe 2676 powershell.exe 2348 powershell.exe 2348 powershell.exe 4220 powershell.exe 4220 powershell.exe 1464 powershell.exe 1464 powershell.exe 2960 powershell.exe 2960 powershell.exe 3224 powershell.exe 3224 powershell.exe 3012 powershell.exe 3012 powershell.exe 2528 powershell.exe 2528 powershell.exe 1068 powershell.exe 1068 powershell.exe 2612 powershell.exe 2612 powershell.exe 2656 powershell.exe 2656 powershell.exe 2968 powershell.exe 2968 powershell.exe 3012 powershell.exe 2512 powershell.exe 2512 powershell.exe 2512 powershell.exe 1228 powershell.exe 1228 powershell.exe 2708 powershell.exe 2528 powershell.exe 2968 powershell.exe 2612 powershell.exe 2604 powershell.exe 2604 powershell.exe 4220 powershell.exe 2960 powershell.exe 2676 powershell.exe 1464 powershell.exe 2348 powershell.exe 3224 powershell.exe 1068 powershell.exe 2656 powershell.exe 5364 cmd.exe 5364 cmd.exe 5364 cmd.exe 5364 cmd.exe 5364 cmd.exe 5364 cmd.exe 5364 cmd.exe 5364 cmd.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 5364 cmd.exe - Suspicious use of AdjustPrivilegeToken 18 IoCs
description pid Process Token: SeDebugPrivilege 4928 browserwinsvc.exe Token: SeDebugPrivilege 1228 powershell.exe Token: SeDebugPrivilege 2604 powershell.exe Token: SeDebugPrivilege 2708 powershell.exe Token: SeDebugPrivilege 2528 powershell.exe Token: SeDebugPrivilege 2676 powershell.exe Token: SeDebugPrivilege 2348 powershell.exe Token: SeDebugPrivilege 4220 powershell.exe Token: SeDebugPrivilege 1464 powershell.exe Token: SeDebugPrivilege 2960 powershell.exe Token: SeDebugPrivilege 3224 powershell.exe Token: SeDebugPrivilege 3012 powershell.exe Token: SeDebugPrivilege 2968 powershell.exe Token: SeDebugPrivilege 1068 powershell.exe Token: SeDebugPrivilege 2612 powershell.exe Token: SeDebugPrivilege 2512 powershell.exe Token: SeDebugPrivilege 2656 powershell.exe Token: SeDebugPrivilege 5364 cmd.exe - Suspicious use of WriteProcessMemory 46 IoCs
description pid Process procid_target PID 1700 wrote to memory of 4972 1700 skeet.cc.exe 80 PID 1700 wrote to memory of 4972 1700 skeet.cc.exe 80 PID 1700 wrote to memory of 4972 1700 skeet.cc.exe 80 PID 4972 wrote to memory of 4144 4972 WScript.exe 83 PID 4972 wrote to memory of 4144 4972 WScript.exe 83 PID 4972 wrote to memory of 4144 4972 WScript.exe 83 PID 4144 wrote to memory of 4928 4144 cmd.exe 85 PID 4144 wrote to memory of 4928 4144 cmd.exe 85 PID 4928 wrote to memory of 3224 4928 browserwinsvc.exe 132 PID 4928 wrote to memory of 3224 4928 browserwinsvc.exe 132 PID 4928 wrote to memory of 4220 4928 browserwinsvc.exe 133 PID 4928 wrote to memory of 4220 4928 browserwinsvc.exe 133 PID 4928 wrote to memory of 1228 4928 browserwinsvc.exe 134 PID 4928 wrote to memory of 1228 4928 browserwinsvc.exe 134 PID 4928 wrote to memory of 3012 4928 browserwinsvc.exe 135 PID 4928 wrote to memory of 3012 4928 browserwinsvc.exe 135 PID 4928 wrote to memory of 1464 4928 browserwinsvc.exe 136 PID 4928 wrote to memory of 1464 4928 browserwinsvc.exe 136 PID 4928 wrote to memory of 2960 4928 browserwinsvc.exe 137 PID 4928 wrote to memory of 2960 4928 browserwinsvc.exe 137 PID 4928 wrote to memory of 2612 4928 browserwinsvc.exe 138 PID 4928 wrote to memory of 2612 4928 browserwinsvc.exe 138 PID 4928 wrote to memory of 2968 4928 browserwinsvc.exe 140 PID 4928 wrote to memory of 2968 4928 browserwinsvc.exe 140 PID 4928 wrote to memory of 1068 4928 browserwinsvc.exe 141 PID 4928 wrote to memory of 1068 4928 browserwinsvc.exe 141 PID 4928 wrote to memory of 2348 4928 browserwinsvc.exe 142 PID 4928 wrote to memory of 2348 4928 browserwinsvc.exe 142 PID 4928 wrote to memory of 2708 4928 browserwinsvc.exe 143 PID 4928 wrote to memory of 2708 4928 browserwinsvc.exe 143 PID 4928 wrote to memory of 2528 4928 browserwinsvc.exe 145 PID 4928 wrote to memory of 2528 4928 browserwinsvc.exe 145 PID 4928 wrote to memory of 2512 4928 browserwinsvc.exe 146 PID 4928 wrote to memory of 2512 4928 browserwinsvc.exe 146 PID 4928 wrote to memory of 2604 4928 browserwinsvc.exe 147 PID 4928 wrote to memory of 2604 4928 browserwinsvc.exe 147 PID 4928 wrote to memory of 2676 4928 browserwinsvc.exe 149 PID 4928 wrote to memory of 2676 4928 browserwinsvc.exe 149 PID 4928 wrote to memory of 2656 4928 browserwinsvc.exe 150 PID 4928 wrote to memory of 2656 4928 browserwinsvc.exe 150 PID 4928 wrote to memory of 840 4928 browserwinsvc.exe 164 PID 4928 wrote to memory of 840 4928 browserwinsvc.exe 164 PID 840 wrote to memory of 1360 840 cmd.exe 166 PID 840 wrote to memory of 1360 840 cmd.exe 166 PID 840 wrote to memory of 5364 840 cmd.exe 167 PID 840 wrote to memory of 5364 840 cmd.exe 167 - 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
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C:\Users\Admin\AppData\Local\Temp\skeet.cc.exe"C:\Users\Admin\AppData\Local\Temp\skeet.cc.exe"1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1700 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Surrogateprovidercomponentsessionmonitor\GdYaNq.vbe"2⤵
- Suspicious use of WriteProcessMemory
PID:4972 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Surrogateprovidercomponentsessionmonitor\RS64buulixvrgn.bat" "3⤵
- Suspicious use of WriteProcessMemory
PID:4144 -
C:\Surrogateprovidercomponentsessionmonitor\browserwinsvc.exe"C:\Surrogateprovidercomponentsessionmonitor\browserwinsvc.exe"4⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4928 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Surrogateprovidercomponentsessionmonitor\browserwinsvc.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3224
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Recovery\WindowsRE\wininit.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4220
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\MSBuild\conhost.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1228
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\backgroundTaskHost.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3012
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Surrogateprovidercomponentsessionmonitor\SppExtComObj.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1464
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Recovery\WindowsRE\csrss.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2960
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files (x86)\MSBuild\Microsoft\Windows Workflow Foundation\RuntimeBroker.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2612
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\Links\winlogon.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2968
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files (x86)\Internet Explorer\en-US\dllhost.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1068
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files (x86)\Adobe\Acrobat Reader DC\dllhost.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2348
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Surrogateprovidercomponentsessionmonitor\backgroundTaskHost.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2708
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Windows\Offline Web Pages\SppExtComObj.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2528
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\Windows Photo Viewer\en-US\cmd.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2512
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Recovery\WindowsRE\RuntimeBroker.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2604
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\Windows Photo Viewer\en-US\dwm.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2676
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Recovery\WindowsRE\dllhost.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2656
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\9X9hV07snH.bat"5⤵
- Suspicious use of WriteProcessMemory
PID:840 -
C:\Windows\system32\w32tm.exew32tm /stripchart /computer:localhost /period:5 /dataonly /samples:26⤵PID:1360
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C:\Program Files\Windows Photo Viewer\en-US\cmd.exe"C:\Program Files\Windows Photo Viewer\en-US\cmd.exe"6⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:5364
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "wininitw" /sc MINUTE /mo 14 /tr "'C:\Recovery\WindowsRE\wininit.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1992
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "wininit" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\wininit.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2952
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "wininitw" /sc MINUTE /mo 6 /tr "'C:\Recovery\WindowsRE\wininit.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:756
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "conhostc" /sc MINUTE /mo 14 /tr "'C:\Program Files\MSBuild\conhost.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1696
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "conhost" /sc ONLOGON /tr "'C:\Program Files\MSBuild\conhost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:5032
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "conhostc" /sc MINUTE /mo 9 /tr "'C:\Program Files\MSBuild\conhost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3604
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "backgroundTaskHostb" /sc MINUTE /mo 6 /tr "'C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\backgroundTaskHost.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1364
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "backgroundTaskHost" /sc ONLOGON /tr "'C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\backgroundTaskHost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4264
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "backgroundTaskHostb" /sc MINUTE /mo 9 /tr "'C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\backgroundTaskHost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4080
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "SppExtComObjS" /sc MINUTE /mo 14 /tr "'C:\Surrogateprovidercomponentsessionmonitor\SppExtComObj.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:5012
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "SppExtComObj" /sc ONLOGON /tr "'C:\Surrogateprovidercomponentsessionmonitor\SppExtComObj.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4024
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "SppExtComObjS" /sc MINUTE /mo 7 /tr "'C:\Surrogateprovidercomponentsessionmonitor\SppExtComObj.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1420
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "csrssc" /sc MINUTE /mo 10 /tr "'C:\Recovery\WindowsRE\csrss.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1816
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\csrss.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3148
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "csrssc" /sc MINUTE /mo 8 /tr "'C:\Recovery\WindowsRE\csrss.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3476
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 12 /tr "'C:\Program Files (x86)\MSBuild\Microsoft\Windows Workflow Foundation\RuntimeBroker.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1904
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Program Files (x86)\MSBuild\Microsoft\Windows Workflow Foundation\RuntimeBroker.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2040
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 9 /tr "'C:\Program Files (x86)\MSBuild\Microsoft\Windows Workflow Foundation\RuntimeBroker.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4256
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 9 /tr "'C:\Users\Admin\Links\winlogon.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2872
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "winlogon" /sc ONLOGON /tr "'C:\Users\Admin\Links\winlogon.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1412
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 11 /tr "'C:\Users\Admin\Links\winlogon.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4852
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 8 /tr "'C:\Program Files (x86)\Internet Explorer\en-US\dllhost.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4284
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dllhost" /sc ONLOGON /tr "'C:\Program Files (x86)\Internet Explorer\en-US\dllhost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3752
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 12 /tr "'C:\Program Files (x86)\Internet Explorer\en-US\dllhost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3824
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 10 /tr "'C:\Program Files (x86)\Adobe\Acrobat Reader DC\dllhost.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4880
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dllhost" /sc ONLOGON /tr "'C:\Program Files (x86)\Adobe\Acrobat Reader DC\dllhost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2308
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 11 /tr "'C:\Program Files (x86)\Adobe\Acrobat Reader DC\dllhost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3560
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "backgroundTaskHostb" /sc MINUTE /mo 10 /tr "'C:\Surrogateprovidercomponentsessionmonitor\backgroundTaskHost.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3472
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "backgroundTaskHost" /sc ONLOGON /tr "'C:\Surrogateprovidercomponentsessionmonitor\backgroundTaskHost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2716
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "backgroundTaskHostb" /sc MINUTE /mo 9 /tr "'C:\Surrogateprovidercomponentsessionmonitor\backgroundTaskHost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3520
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "SppExtComObjS" /sc MINUTE /mo 5 /tr "'C:\Windows\Offline Web Pages\SppExtComObj.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1760
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "SppExtComObj" /sc ONLOGON /tr "'C:\Windows\Offline Web Pages\SppExtComObj.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3956
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "SppExtComObjS" /sc MINUTE /mo 9 /tr "'C:\Windows\Offline Web Pages\SppExtComObj.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2212
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "cmdc" /sc MINUTE /mo 9 /tr "'C:\Program Files\Windows Photo Viewer\en-US\cmd.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4424
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "cmd" /sc ONLOGON /tr "'C:\Program Files\Windows Photo Viewer\en-US\cmd.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:388
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "cmdc" /sc MINUTE /mo 10 /tr "'C:\Program Files\Windows Photo Viewer\en-US\cmd.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1096
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 5 /tr "'C:\Recovery\WindowsRE\RuntimeBroker.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3704
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\RuntimeBroker.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2064
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 7 /tr "'C:\Recovery\WindowsRE\RuntimeBroker.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4816
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dwmd" /sc MINUTE /mo 7 /tr "'C:\Program Files\Windows Photo Viewer\en-US\dwm.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1912
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dwm" /sc ONLOGON /tr "'C:\Program Files\Windows Photo Viewer\en-US\dwm.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:4956
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dwmd" /sc MINUTE /mo 11 /tr "'C:\Program Files\Windows Photo Viewer\en-US\dwm.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:5044
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 8 /tr "'C:\Recovery\WindowsRE\dllhost.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3936
-
C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dllhost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\dllhost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3000
-
C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 9 /tr "'C:\Recovery\WindowsRE\dllhost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2936
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1Replay Monitor
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Downloads
- Path C:\Surrogateprovidercomponentsessionmonitor\GdYaNq.vbe
- Size 231B
- SHA256 3f7ab00980558804600b2f6d048923ef4c3f541504ec929ddeaf64c84e9e5ea2
- MD5 5883718a5a7d15442c10bb5f0ec73490
- SHA1 debc58b4e3cd5121a51b1ac23108a3a10993227f
- SHA512 0e261e1571f828f9e93778a5c98b7e9669383568d5a915a1b4af1b8273ca17f11ee47f6957b3768bca01ea88936da4541f318f7b91542a65e51db3ab03e62502
- MD5 SHA1 SHA512
- Path C:\Surrogateprovidercomponentsessionmonitor\RS64buulixvrgn.bat
- Size 63B
- SHA256 80d02a1cb8e68ffbc609a6c4914600604153ce929d46994200f837d354a5a611
- MD5 6de687cf7ca366429c953cb49905b70a
- SHA1 58e2c1823c038d8da8a2f042672027184066279e
- SHA512 6bfa7a07d6adf167458cece0ba3a110479ee7677feb58c0ae9ba5c8913bcdda13664060ce0261abc1668c18831d5c73f6bc570be8595323d46704b810fc024ef
- MD5 SHA1 SHA512
- Path C:\Surrogateprovidercomponentsessionmonitor\browserwinsvc.exe
- Size 1.3MB
- SHA256 604d318dd35c84d75e070b534558a3f7f5a52e1bfedee8e77fc1d756ac684ca2
- MD5 3110f5c22dfea46122ca06ddabd3f84c
- SHA1 57de9aa7bfe69bec5a9ba747e6ec0c2f105c256f
- SHA512 045787765b26d81346bc4818c1e58520b5c920182e9b84e15e1c0e123d475222420a6114fd56b4ecbb10ac4d34f333dc3c055f9396b39cc8707cf1bf207b4130
- SSDEEP 24576:OlESdayd3rFfezUTnrtDENS2i8SIq7bARyGrx0f7MHqeTMa:O2SdtihITtKto7i
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
- Size 2KB
- SHA256 85b280a39fc31ba1e15fb06102a05b8405ff3b82feb181d4170f04e466dd647c
- MD5 627073ee3ca9676911bee35548eff2b8
- SHA1 4c4b68c65e2cab9864b51167d710aa29ebdcff2e
- SHA512 3c5f6c03e253b83c57e8d6f0334187dbdcdf4fa549eecd36cbc1322dca6d3ca891dc6a019c49ec2eafb88f82d0434299c31e4dfaab123acb42e0546218f311fb
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 944B
- SHA256 96bfd9dd5883329927fe8c08b8956355a1a6ceb30ceeb5d4252b346df32bc864
- MD5 2e8eb51096d6f6781456fef7df731d97
- SHA1 ec2aaf851a618fb43c3d040a13a71997c25bda43
- SHA512 0a73dc9a49f92d9dd556c2ca2e36761890b3538f355ee1f013e7cf648d8c4d065f28046cd4a167db3dea304d1fbcbcea68d11ce6e12a3f20f8b6c018a60422d2
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 944B
- SHA256 5c362b53c4a4578d8b57c51e1eac15f7f3b2447e43e0dad5102ecd003d5b41d4
- MD5 7d760ca2472bcb9fe9310090d91318ce
- SHA1 cb316b8560b38ea16a17626e685d5a501cd31c4a
- SHA512 141e8661d7348ebbc1f74f828df956a0c6e4cdb70f3b9d52623c9a30993bfd91da9ed7d8d284b84f173d3e6f47c876fb4a8295110895f44d97fd6cc4c5659c35
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 944B
- SHA256 9a7f8ca5a6bfcd5839a1cd029a116378bec3be1baec9db19bbe4f127199fb322
- MD5 2ab9885ed803576dfcb4df976a3e7ca0
- SHA1 49a54d1bb797dca76c41f6af288f9df6c705cf56
- SHA512 b1f90e17c21425cd94a7f00438386ae40c7414784a96694432e340e35ba6a60e1176a2871a732474db4bd7080ebdbf4c476b61efa49fedf8208b382252ae25ba
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 944B
- SHA256 46cf691b4f643e595afd0d9647eab12b858918d679d82617c6609b687628a0a7
- MD5 ae67abe49ef8ab8e76e1ca80d8344de1
- SHA1 f2b538bbcd7097f414563e512eeef3c83d7963d6
- SHA512 101b5ef9d6f834fdc2983f3107bb241b9f5cafefdc7859a664fb569b7d592de70db5c8d16abdc29a430103d20d2f15a20b1b99a895d2c7f0d8e2250d87c8f29a
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\9X9hV07snH.bat
- Size 216B
- SHA256 db076ada7ee69580f6ca6a5b3e36b1b67690ffe23bcf9efa16d7449599b2601c
- MD5 a322de135ea39cfa755286e8774bbbdd
- SHA1 a1539d897c7d5f30e666ee905e5d1a88bb80ce71
- SHA512 b899b2cb4ff33f98e82f04d87cf612f7ea042d331407e37a9d4f1f39e51ac1c1fc8a4654ee09b852188eb31ebbd1a8995c7c24c327b9cb12f38b186a20b3b0fc
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1oicu4zr.4xa.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- MD5 SHA1 SHA512