Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system - submitted
04/07/2024, 08:26
Behavioral task
behavioral1
Sample
DCRatBuild.exe
Resource
win7-20240221-en
General
- Target DCRatBuild.exe
- Size 1.8MB
- Sample240704-kcazpsvbpe
- SHA256 f8a42260874653f5bbcffb14cb8a59176e89bbe54d50e2727087e6a46ca12e91
- MD5 0fbaf60a9b57826ef1a967cef5668c5d
- SHA1 0ce6d2b11c475e0cae8d46cea7bb58d4c106e978
- SHA512 1f4d63f029086fa2fa9cf4ee9636e9edc6a84517a3a68959e5789f97abfe470e996c56e3959922b9b5a5a68853cb2b56c71798f2505f30afc3670cd4b8f3128f
- SSDEEP 24576:f2G/nvxW3Wp/s/mZGqL/4l9QfqwLrqnazg8V0IjFZBw2CTUZ7JAlXEFU:fbA3bkF4l+XrqnL82IjFZuhTU5JgE2
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
- Process spawned unexpected child process 57 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 1096 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3020 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1196 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4796 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2656 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 5056 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1564 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1228 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1016 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4656 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3256 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2988 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1780 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2868 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2652 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4028 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2332 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4360 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 628 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 544 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1528 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3096 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2592 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1312 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 904 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1852 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1568 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4240 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2384 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2156 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2296 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4812 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1692 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2080 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2464 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4988 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2732 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4720 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 8 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3972 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 5020 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2996 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1952 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4160 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2408 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 232 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 5016 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2548 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4860 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 832 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4552 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3312 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1392 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2884 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 560 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 764 1604 schtasks.exe 85 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 4644 1604 schtasks.exe 85 -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" ContainerintoSvc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" upfc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" upfc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" upfc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" ContainerintoSvc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" ContainerintoSvc.exe -
resource yara_rule behavioral2/files/0x000700000002342a-10.dat dcrat behavioral2/memory/4672-13-0x0000000000B40000-0x0000000000CA8000-memory.dmp dcrat - Command and Scripting Interpreter: PowerShell 1 TTPs 20 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 4916 powershell.exe 3152 powershell.exe 4008 powershell.exe 4052 powershell.exe 1136 powershell.exe 2488 powershell.exe 3528 powershell.exe 924 powershell.exe 392 powershell.exe 2268 powershell.exe 4968 powershell.exe 2788 powershell.exe 2364 powershell.exe 972 powershell.exe 1448 powershell.exe 3576 powershell.exe 928 powershell.exe 2844 powershell.exe 4976 powershell.exe 332 powershell.exe - Checks computer location settings 2 TTPs 4 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\International\Geo\Nation WScript.exe Key value queried \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\International\Geo\Nation ContainerintoSvc.exe Key value queried \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\International\Geo\Nation upfc.exe Key value queried \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\International\Geo\Nation DCRatBuild.exe - Executes dropped EXE 2 IoCs
pid Process 4672 ContainerintoSvc.exe 5068 upfc.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ContainerintoSvc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" ContainerintoSvc.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA upfc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" upfc.exe - Drops file in Program Files directory 18 IoCs
description ioc Process File created C:\Program Files\Internet Explorer\images\System.exe ContainerintoSvc.exe File created C:\Program Files\Internet Explorer\images\27d1bcfc3c54e0 ContainerintoSvc.exe File created C:\Program Files\VideoLAN\VLC\lua\System.exe ContainerintoSvc.exe File created C:\Program Files\Java\jre-1.8\legal\javafx\cmd.exe ContainerintoSvc.exe File created C:\Program Files\MSBuild\Microsoft\csrss.exe ContainerintoSvc.exe File created C:\Program Files (x86)\Common Files\Microsoft Shared\System.exe ContainerintoSvc.exe File created C:\Program Files (x86)\Microsoft.NET\RedistList\spoolsv.exe ContainerintoSvc.exe File created C:\Program Files (x86)\Common Files\Microsoft Shared\27d1bcfc3c54e0 ContainerintoSvc.exe File created C:\Program Files (x86)\Common Files\dwm.exe ContainerintoSvc.exe File created C:\Program Files\VideoLAN\VLC\lua\27d1bcfc3c54e0 ContainerintoSvc.exe File created C:\Program Files (x86)\Common Files\6cb0b6c459d5d3 ContainerintoSvc.exe File created C:\Program Files\MSBuild\Microsoft\886983d96e3d3e ContainerintoSvc.exe File created C:\Program Files (x86)\Microsoft.NET\RedistList\f3b6ecef712a24 ContainerintoSvc.exe File created C:\Program Files\Java\jre-1.8\legal\javafx\ebf1f9fa8afd6d ContainerintoSvc.exe File created C:\Program Files\Windows Defender\fr-FR\csrss.exe ContainerintoSvc.exe File created C:\Program Files\Windows Defender\fr-FR\886983d96e3d3e ContainerintoSvc.exe File created C:\Program Files (x86)\Common Files\Microsoft Shared\Stationery\fontdrvhost.exe ContainerintoSvc.exe File created C:\Program Files (x86)\Common Files\Microsoft Shared\Stationery\5b884080fd4f94 ContainerintoSvc.exe - Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\CSC\ContainerintoSvc.exe ContainerintoSvc.exe File created C:\Windows\WinSxS\wow64_microsoft-windows-i..l-keyboard-00030402_31bf3856ad364e35_10.0.19041.1_none_91542f6a0f605e32\winlogon.exe ContainerintoSvc.exe File created C:\Windows\Boot\Fonts\cmd.exe ContainerintoSvc.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000_Classes\Local Settings DCRatBuild.exe Key created \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000_Classes\Local Settings upfc.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 57 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1780 schtasks.exe 544 schtasks.exe 1568 schtasks.exe 2656 schtasks.exe 1228 schtasks.exe 2332 schtasks.exe 2080 schtasks.exe 4796 schtasks.exe 2296 schtasks.exe 4988 schtasks.exe 232 schtasks.exe 764 schtasks.exe 2988 schtasks.exe 4552 schtasks.exe 2592 schtasks.exe 904 schtasks.exe 4812 schtasks.exe 2408 schtasks.exe 1392 schtasks.exe 2652 schtasks.exe 628 schtasks.exe 2384 schtasks.exe 1196 schtasks.exe 4240 schtasks.exe 3972 schtasks.exe 4160 schtasks.exe 2884 schtasks.exe 4644 schtasks.exe 2868 schtasks.exe 560 schtasks.exe 2732 schtasks.exe 1312 schtasks.exe 1852 schtasks.exe 1952 schtasks.exe 4360 schtasks.exe 4028 schtasks.exe 4720 schtasks.exe 4656 schtasks.exe 5056 schtasks.exe 1016 schtasks.exe 2464 schtasks.exe 5020 schtasks.exe 3312 schtasks.exe 3020 schtasks.exe 3096 schtasks.exe 2996 schtasks.exe 5016 schtasks.exe 1564 schtasks.exe 1528 schtasks.exe 1692 schtasks.exe 832 schtasks.exe 3256 schtasks.exe 2156 schtasks.exe 8 schtasks.exe 2548 schtasks.exe 4860 schtasks.exe 1096 schtasks.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4672 ContainerintoSvc.exe 4672 ContainerintoSvc.exe 4672 ContainerintoSvc.exe 4672 ContainerintoSvc.exe 4672 ContainerintoSvc.exe 4672 ContainerintoSvc.exe 4672 ContainerintoSvc.exe 4672 ContainerintoSvc.exe 4672 ContainerintoSvc.exe 4672 ContainerintoSvc.exe 4672 ContainerintoSvc.exe 4672 ContainerintoSvc.exe 4672 ContainerintoSvc.exe 4672 ContainerintoSvc.exe 4672 ContainerintoSvc.exe 4672 ContainerintoSvc.exe 4672 ContainerintoSvc.exe 4672 ContainerintoSvc.exe 4672 ContainerintoSvc.exe 4672 ContainerintoSvc.exe 2268 powershell.exe 2268 powershell.exe 4968 powershell.exe 4968 powershell.exe 928 powershell.exe 928 powershell.exe 2488 powershell.exe 2488 powershell.exe 332 powershell.exe 332 powershell.exe 2844 powershell.exe 2844 powershell.exe 3528 powershell.exe 3528 powershell.exe 4976 powershell.exe 4976 powershell.exe 2364 powershell.exe 2364 powershell.exe 3152 powershell.exe 3152 powershell.exe 4008 powershell.exe 4008 powershell.exe 4052 powershell.exe 4052 powershell.exe 3576 powershell.exe 3576 powershell.exe 4916 powershell.exe 4916 powershell.exe 392 powershell.exe 392 powershell.exe 924 powershell.exe 924 powershell.exe 972 powershell.exe 972 powershell.exe 2788 powershell.exe 2788 powershell.exe 1136 powershell.exe 1136 powershell.exe 2268 powershell.exe 2268 powershell.exe 972 powershell.exe 5068 upfc.exe 5068 upfc.exe 4916 powershell.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 5068 upfc.exe - Suspicious use of AdjustPrivilegeToken 24 IoCs
description pid Process Token: SeDebugPrivilege 4672 ContainerintoSvc.exe Token: SeDebugPrivilege 2268 powershell.exe Token: SeDebugPrivilege 2364 powershell.exe Token: SeDebugPrivilege 4968 powershell.exe Token: SeDebugPrivilege 972 powershell.exe Token: SeDebugPrivilege 928 powershell.exe Token: SeDebugPrivilege 4916 powershell.exe Token: SeDebugPrivilege 924 powershell.exe Token: SeDebugPrivilege 2844 powershell.exe Token: SeDebugPrivilege 2488 powershell.exe Token: SeDebugPrivilege 332 powershell.exe Token: SeDebugPrivilege 3528 powershell.exe Token: SeDebugPrivilege 4976 powershell.exe Token: SeDebugPrivilege 3152 powershell.exe Token: SeDebugPrivilege 4008 powershell.exe Token: SeDebugPrivilege 4052 powershell.exe Token: SeDebugPrivilege 3576 powershell.exe Token: SeDebugPrivilege 392 powershell.exe Token: SeDebugPrivilege 2788 powershell.exe Token: SeDebugPrivilege 5068 upfc.exe Token: SeDebugPrivilege 1136 powershell.exe Token: SeBackupPrivilege 2044 vssvc.exe Token: SeRestorePrivilege 2044 vssvc.exe Token: SeAuditPrivilege 2044 vssvc.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 5068 upfc.exe - Suspicious use of WriteProcessMemory 54 IoCs
description pid Process procid_target PID 4532 wrote to memory of 3808 4532 DCRatBuild.exe 81 PID 4532 wrote to memory of 3808 4532 DCRatBuild.exe 81 PID 4532 wrote to memory of 3808 4532 DCRatBuild.exe 81 PID 3808 wrote to memory of 3472 3808 WScript.exe 82 PID 3808 wrote to memory of 3472 3808 WScript.exe 82 PID 3808 wrote to memory of 3472 3808 WScript.exe 82 PID 3472 wrote to memory of 4672 3472 cmd.exe 84 PID 3472 wrote to memory of 4672 3472 cmd.exe 84 PID 4672 wrote to memory of 1136 4672 ContainerintoSvc.exe 143 PID 4672 wrote to memory of 1136 4672 ContainerintoSvc.exe 143 PID 4672 wrote to memory of 4968 4672 ContainerintoSvc.exe 144 PID 4672 wrote to memory of 4968 4672 ContainerintoSvc.exe 144 PID 4672 wrote to memory of 2268 4672 ContainerintoSvc.exe 145 PID 4672 wrote to memory of 2268 4672 ContainerintoSvc.exe 145 PID 4672 wrote to memory of 2488 4672 ContainerintoSvc.exe 146 PID 4672 wrote to memory of 2488 4672 ContainerintoSvc.exe 146 PID 4672 wrote to memory of 972 4672 ContainerintoSvc.exe 147 PID 4672 wrote to memory of 972 4672 ContainerintoSvc.exe 147 PID 4672 wrote to memory of 2844 4672 ContainerintoSvc.exe 148 PID 4672 wrote to memory of 2844 4672 ContainerintoSvc.exe 148 PID 4672 wrote to memory of 2788 4672 ContainerintoSvc.exe 149 PID 4672 wrote to memory of 2788 4672 ContainerintoSvc.exe 149 PID 4672 wrote to memory of 2364 4672 ContainerintoSvc.exe 150 PID 4672 wrote to memory of 2364 4672 ContainerintoSvc.exe 150 PID 4672 wrote to memory of 4052 4672 ContainerintoSvc.exe 151 PID 4672 wrote to memory of 4052 4672 ContainerintoSvc.exe 151 PID 4672 wrote to memory of 392 4672 ContainerintoSvc.exe 153 PID 4672 wrote to memory of 392 4672 ContainerintoSvc.exe 153 PID 4672 wrote to memory of 332 4672 ContainerintoSvc.exe 154 PID 4672 wrote to memory of 332 4672 ContainerintoSvc.exe 154 PID 4672 wrote to memory of 4008 4672 ContainerintoSvc.exe 155 PID 4672 wrote to memory of 4008 4672 ContainerintoSvc.exe 155 PID 4672 wrote to memory of 3152 4672 ContainerintoSvc.exe 156 PID 4672 wrote to memory of 3152 4672 ContainerintoSvc.exe 156 PID 4672 wrote to memory of 4916 4672 ContainerintoSvc.exe 157 PID 4672 wrote to memory of 4916 4672 ContainerintoSvc.exe 157 PID 4672 wrote to memory of 924 4672 ContainerintoSvc.exe 158 PID 4672 wrote to memory of 924 4672 ContainerintoSvc.exe 158 PID 4672 wrote to memory of 3528 4672 ContainerintoSvc.exe 159 PID 4672 wrote to memory of 3528 4672 ContainerintoSvc.exe 159 PID 4672 wrote to memory of 928 4672 ContainerintoSvc.exe 160 PID 4672 wrote to memory of 928 4672 ContainerintoSvc.exe 160 PID 4672 wrote to memory of 4976 4672 ContainerintoSvc.exe 161 PID 4672 wrote to memory of 4976 4672 ContainerintoSvc.exe 161 PID 4672 wrote to memory of 3576 4672 ContainerintoSvc.exe 172 PID 4672 wrote to memory of 3576 4672 ContainerintoSvc.exe 172 PID 4672 wrote to memory of 1448 4672 ContainerintoSvc.exe 173 PID 4672 wrote to memory of 1448 4672 ContainerintoSvc.exe 173 PID 4672 wrote to memory of 5068 4672 ContainerintoSvc.exe 182 PID 4672 wrote to memory of 5068 4672 ContainerintoSvc.exe 182 PID 5068 wrote to memory of 5588 5068 upfc.exe 184 PID 5068 wrote to memory of 5588 5068 upfc.exe 184 PID 5068 wrote to memory of 5660 5068 upfc.exe 185 PID 5068 wrote to memory of 5660 5068 upfc.exe 185 - System policy modification 1 TTPs 6 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" ContainerintoSvc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" upfc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" upfc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" upfc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" ContainerintoSvc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" ContainerintoSvc.exe - 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.
- Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\DCRatBuild.exe"C:\Users\Admin\AppData\Local\Temp\DCRatBuild.exe"1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4532 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Browserfontwin\4VUIUCIgIbrDIc0UjG4DadktXR32Mp.vbe"2⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3808 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Browserfontwin\jm6ocxpiBIZ7JTtG0D2.bat" "3⤵
- Suspicious use of WriteProcessMemory
PID:3472 -
C:\Browserfontwin\ContainerintoSvc.exe"C:\Browserfontwin\ContainerintoSvc.exe"4⤵
- UAC bypass
- Checks computer location settings
- Executes dropped EXE
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:4672 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Browserfontwin\ContainerintoSvc.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1136
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Recovery\WindowsRE\unsecapp.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4968
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files (x86)\Common Files\Microsoft Shared\Stationery\fontdrvhost.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2268
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Recovery\WindowsRE\upfc.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2488
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\Default User\fontdrvhost.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:972
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files (x86)\Common Files\dwm.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2844
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\MSBuild\Microsoft\csrss.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2788
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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:2364
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Recovery\WindowsRE\cmd.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4052
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\Public\Pictures\taskhostw.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:392
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\VideoLAN\VLC\lua\System.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:332
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Browserfontwin\explorer.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4008
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files (x86)\Microsoft.NET\RedistList\spoolsv.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3152
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\Java\jre-1.8\legal\javafx\cmd.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4916
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files (x86)\Common Files\Microsoft Shared\System.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:924
-
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Browserfontwin\upfc.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3528
-
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\Internet Explorer\images\System.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:928
-
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\Recent\winlogon.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4976
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\Windows Defender\fr-FR\csrss.exe'5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3576
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Recovery\WindowsRE\dwm.exe'5⤵
- Command and Scripting Interpreter: PowerShell
PID:1448
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C:\Browserfontwin\upfc.exe"C:\Browserfontwin\upfc.exe"5⤵
- UAC bypass
- Checks computer location settings
- Executes dropped EXE
- Checks whether UAC is enabled
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
PID:5068 -
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\f55f653d-70e8-4a78-8263-1944842aef50.vbs"6⤵PID:5588
-
-
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\6c2e3adc-7aae-4cef-a92e-3fd35c504397.vbs"6⤵PID:5660
-
-
-
-
-
-
C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "unsecappu" /sc MINUTE /mo 13 /tr "'C:\Recovery\WindowsRE\unsecapp.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1096
-
C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "unsecapp" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\unsecapp.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3020
-
C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "unsecappu" /sc MINUTE /mo 12 /tr "'C:\Recovery\WindowsRE\unsecapp.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1196
-
C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 8 /tr "'C:\Program Files (x86)\Common Files\Microsoft Shared\Stationery\fontdrvhost.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4796
-
C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "fontdrvhost" /sc ONLOGON /tr "'C:\Program Files (x86)\Common Files\Microsoft Shared\Stationery\fontdrvhost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2656
-
C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 12 /tr "'C:\Program Files (x86)\Common Files\Microsoft Shared\Stationery\fontdrvhost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5056
-
C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "upfcu" /sc MINUTE /mo 9 /tr "'C:\Recovery\WindowsRE\upfc.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1564
-
C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "upfc" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\upfc.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1228
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "upfcu" /sc MINUTE /mo 14 /tr "'C:\Recovery\WindowsRE\upfc.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1016
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 11 /tr "'C:\Users\Default User\fontdrvhost.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4656
-
C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "fontdrvhost" /sc ONLOGON /tr "'C:\Users\Default User\fontdrvhost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3256
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 8 /tr "'C:\Users\Default User\fontdrvhost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2988
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dwmd" /sc MINUTE /mo 7 /tr "'C:\Program Files (x86)\Common Files\dwm.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1780
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dwm" /sc ONLOGON /tr "'C:\Program Files (x86)\Common Files\dwm.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2868
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dwmd" /sc MINUTE /mo 14 /tr "'C:\Program Files (x86)\Common Files\dwm.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2652
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "csrssc" /sc MINUTE /mo 5 /tr "'C:\Program Files\MSBuild\Microsoft\csrss.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4028
-
C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Program Files\MSBuild\Microsoft\csrss.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2332
-
C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "csrssc" /sc MINUTE /mo 14 /tr "'C:\Program Files\MSBuild\Microsoft\csrss.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4360
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "csrssc" /sc MINUTE /mo 6 /tr "'C:\Recovery\WindowsRE\csrss.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:628
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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
- Scheduled Task/Job: Scheduled Task
PID:544
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "csrssc" /sc MINUTE /mo 12 /tr "'C:\Recovery\WindowsRE\csrss.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1528
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "cmdc" /sc MINUTE /mo 10 /tr "'C:\Recovery\WindowsRE\cmd.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3096
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "cmd" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\cmd.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2592
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "cmdc" /sc MINUTE /mo 6 /tr "'C:\Recovery\WindowsRE\cmd.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1312
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "taskhostwt" /sc MINUTE /mo 6 /tr "'C:\Users\Public\Pictures\taskhostw.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:904
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "taskhostw" /sc ONLOGON /tr "'C:\Users\Public\Pictures\taskhostw.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1852
-
C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "taskhostwt" /sc MINUTE /mo 11 /tr "'C:\Users\Public\Pictures\taskhostw.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1568
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "SystemS" /sc MINUTE /mo 9 /tr "'C:\Program Files\VideoLAN\VLC\lua\System.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4240
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "System" /sc ONLOGON /tr "'C:\Program Files\VideoLAN\VLC\lua\System.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2384
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "SystemS" /sc MINUTE /mo 5 /tr "'C:\Program Files\VideoLAN\VLC\lua\System.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2156
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "explorere" /sc MINUTE /mo 10 /tr "'C:\Browserfontwin\explorer.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2296
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "explorer" /sc ONLOGON /tr "'C:\Browserfontwin\explorer.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4812
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "explorere" /sc MINUTE /mo 8 /tr "'C:\Browserfontwin\explorer.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1692
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 9 /tr "'C:\Program Files (x86)\Microsoft.NET\RedistList\spoolsv.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2080
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "spoolsv" /sc ONLOGON /tr "'C:\Program Files (x86)\Microsoft.NET\RedistList\spoolsv.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2464
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 9 /tr "'C:\Program Files (x86)\Microsoft.NET\RedistList\spoolsv.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4988
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "cmdc" /sc MINUTE /mo 6 /tr "'C:\Program Files\Java\jre-1.8\legal\javafx\cmd.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2732
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "cmd" /sc ONLOGON /tr "'C:\Program Files\Java\jre-1.8\legal\javafx\cmd.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4720
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "cmdc" /sc MINUTE /mo 6 /tr "'C:\Program Files\Java\jre-1.8\legal\javafx\cmd.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:8
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "SystemS" /sc MINUTE /mo 9 /tr "'C:\Program Files (x86)\Common Files\Microsoft Shared\System.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3972
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "System" /sc ONLOGON /tr "'C:\Program Files (x86)\Common Files\Microsoft Shared\System.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5020
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "SystemS" /sc MINUTE /mo 14 /tr "'C:\Program Files (x86)\Common Files\Microsoft Shared\System.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2996
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "upfcu" /sc MINUTE /mo 13 /tr "'C:\Browserfontwin\upfc.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1952
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "upfc" /sc ONLOGON /tr "'C:\Browserfontwin\upfc.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4160
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "upfcu" /sc MINUTE /mo 6 /tr "'C:\Browserfontwin\upfc.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2408
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "SystemS" /sc MINUTE /mo 5 /tr "'C:\Program Files\Internet Explorer\images\System.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:232
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "System" /sc ONLOGON /tr "'C:\Program Files\Internet Explorer\images\System.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5016
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "SystemS" /sc MINUTE /mo 14 /tr "'C:\Program Files\Internet Explorer\images\System.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2548
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 9 /tr "'C:\Users\Admin\Recent\winlogon.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4860
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "winlogon" /sc ONLOGON /tr "'C:\Users\Admin\Recent\winlogon.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:832
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 9 /tr "'C:\Users\Admin\Recent\winlogon.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4552
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "csrssc" /sc MINUTE /mo 6 /tr "'C:\Program Files\Windows Defender\fr-FR\csrss.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3312
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Program Files\Windows Defender\fr-FR\csrss.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1392
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "csrssc" /sc MINUTE /mo 11 /tr "'C:\Program Files\Windows Defender\fr-FR\csrss.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2884
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dwmd" /sc MINUTE /mo 7 /tr "'C:\Recovery\WindowsRE\dwm.exe'" /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:560
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dwm" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\dwm.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:764
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dwmd" /sc MINUTE /mo 9 /tr "'C:\Recovery\WindowsRE\dwm.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4644
-
C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2044
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C:\Windows\system32\wbem\WmiApSrv.exeC:\Windows\system32\wbem\WmiApSrv.exe1⤵PID:4812
Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
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Downloads
- Path C:\Browserfontwin\4VUIUCIgIbrDIc0UjG4DadktXR32Mp.vbe
- Size 210B
- SHA256 e4b3baf26299c8f9d0eda829e07a86c24aa4ca2b1d71cf2b01cfccd6f395a722
- MD5 e41db19ac7abc9d4a7a7460415a54f4f
- SHA1 dd4258b755b684701b407ab956eb6f9672a57016
- SHA512 d3c5789fe1e4fa180fb3d1d7365f2696dcff6f05a9d1d3769bfe58db90f81e16bbf7750062b14836e1769187088579514fbf45adc62b880edc0d0da8f52574a6
- MD5 SHA1 SHA512
- Path C:\Browserfontwin\ContainerintoSvc.exe
- Size 1.4MB
- SHA256 494221bcc862d405dc0557bc55c69d317d159466c083f92947d97854ef751788
- MD5 aafbc6930e6bd36ea473597ccc6af7b2
- SHA1 5db9dd821f6ae01bbf9d4593fe75b2b3d1ee7956
- SHA512 7a76cf5050a96c59c9341358129159dacaef51b11d3f58fcfcd9523615566e983bd7234b934d3b1a660ab52a408c461ce90d8623f1cfdd67987504188212297f
- SSDEEP 24576:1mZGqL/4l9QfqwLrqnazg8V0IjFZBw2CTUZ7JAlXEF:iF4l+XrqnL82IjFZuhTU5JgE
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Browserfontwin\jm6ocxpiBIZ7JTtG0D2.bat
- Size 40B
- SHA256 57b91bd0e1905c60ef380e56d1caba610df38c49d59b501ff9d7f87a7c43525e
- MD5 e283094ec00ceb3ce2ddd4fa69a712f0
- SHA1 a444f71423fb4cc5a29a565aca2ed31c944d1cdb
- SHA512 d79fc0034dda752e324baa09fd00f586bd466202a03eb0282265d417764fb323f12676301be85f1c90439d8bbbe4641d9e44c35a21db55ed3a476fb6d6e17dcf
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
- Size 2KB
- SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
- MD5 d85ba6ff808d9e5444a4b369f5bc2730
- SHA1 31aa9d96590fff6981b315e0b391b575e4c0804a
- SHA512 8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 944B
- SHA256 21e5d7ccf80a293e6ba30ed728846ca19c929c52b96e2c8d34e27cd2234f1d45
- MD5 d28a889fd956d5cb3accfbaf1143eb6f
- SHA1 157ba54b365341f8ff06707d996b3635da8446f7
- SHA512 0b6d88deb9be85722e6a78d5886d49f2caf407a59e128d2b4ed74c1356f9928c40048a62731959f2460e9ff9d9feee311043d2a37abe3bb92c2b76a44281478c
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 944B
- SHA256 af5782703f3f2d5a29fb313dae6680a64134db26064d4a321a3f23b75f6ca00f
- MD5 e243a38635ff9a06c87c2a61a2200656
- SHA1 ecd95ed5bf1a9fbe96a8448fc2814a0210fa2afc
- SHA512 4418957a1b10eee44cf270c81816ae707352411c4f5ac14b6b61ab537c91480e24e0a0a2c276a6291081b4984c123cf673a45dcedb0ceeef682054ba0fc19cb4
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 944B
- SHA256 986366767de5873f1b170a63f2a33ce05132d1afd90c8f5017afbca8ef1beb05
- MD5 3a6bad9528f8e23fb5c77fbd81fa28e8
- SHA1 f127317c3bc6407f536c0f0600dcbcf1aabfba36
- SHA512 846002154a0ece6f3e9feda6f115d3161dc21b3789525dd62ae1d9188495171293efdbe7be4710666dd8a15e66b557315b5a02918a741ed1d5f3ff0c515b98e2
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 944B
- SHA256 a31805264b8b13ce4145f272cb2830728c186c46e314b48514d636866217add5
- MD5 5f0ddc7f3691c81ee14d17b419ba220d
- SHA1 f0ef5fde8bab9d17c0b47137e014c91be888ee53
- SHA512 2ce7c2a0833f581297c13dd88ccfcd36bf129d2b5d7718c52b1d67c97cbd8fc93abc085a040229a0fd712e880c690de7f6b996b0b47c46a091fabb7931be58d3
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\6c2e3adc-7aae-4cef-a92e-3fd35c504397.vbs
- Size 478B
- SHA256 92775d70fd0124e6c8c80590a5832f2775a07b2b05beee1214904565fe6290ac
- MD5 beb25a7263ad7ba858ef96f568550d1a
- SHA1 ec7d2a9dc979bd5c1f2c9c622eeb0549d6f36da2
- SHA512 c283bb56a823374e906990bae9f06ef9d590f8f69f512acc84b6957f1da30ae46b914cf6a4af546b5e39da6d87a43f1c096a81636941e8e93f20a4104252535f
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_bcel4udb.t3c.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\f55f653d-70e8-4a78-8263-1944842aef50.vbs
- Size 702B
- SHA256 4bb93353240332fae934847039b7df08bdaf448f1c4734bff6710bc85916e32c
- MD5 cc51310b6f331f6907def87cc82a88c5
- SHA1 bcd1a25df9baa1b134d5a4d91a994c499005999b
- SHA512 8bd60aef8a0e8ec235e95e41d2bced04eeff6f5addd65a24b37d142c60aaf80df57c6878f7d79e9412d8161fffa83d37f6a77881b4ef020b22a38e88d457b447
- MD5 SHA1 SHA512