Analysis Overview
SHA256
422c7c22a4e94de28a9d706cb882432bc1d250a9bde13754b994b252bca37aed
Threat Level: Known bad
The file 422c7c22a4e94de28a9d706cb882432bc1d250a9bde13754b994b252bca37aed was found to be: Known bad.
Malicious Activity Summary
Modifies WinLogon for persistence
DCRat payload
DcRat
Process spawned unexpected child process
Dcrat family
DCRat payload
Command and Scripting Interpreter: PowerShell
Checks computer location settings
Executes dropped EXE
Adds Run key to start application
Drops file in Program Files directory
Drops file in Windows directory
Unsigned PE
Enumerates physical storage devices
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Uses Task Scheduler COM API
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-01 02:49
Signatures
DCRat payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Dcrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-01 02:49
Reported
2024-06-01 02:51
Platform
win7-20240508-en
Max time kernel
122s
Max time network
123s
Command Line
Signatures
DcRat
Modifies WinLogon for persistence
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\dwm.exe\", \"C:\\Program Files (x86)\\Windows Photo Viewer\\de-DE\\taskhost.exe\", \"C:\\MSOCache\\All Users\\{90140000-0117-0409-0000-0000000FF1CE}-C\\Access.en-us\\System.exe\", \"C:\\Program Files\\Reference Assemblies\\Microsoft\\Framework\\v3.0\\ja\\sppsvc.exe\", \"C:\\Windows\\PLA\\lsm.exe\", \"C:\\Windows\\AppCompat\\csrss.exe\", \"C:\\Users\\Public\\Documents\\My Videos\\winlogon.exe\", \"C:\\Program Files\\DVD Maker\\ja-JP\\Idle.exe\", \"C:\\Recovery\\96702242-0d98-11ef-bfa8-5aba25856535\\csrss.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\dwm.exe\", \"C:\\Program Files (x86)\\Windows Photo Viewer\\de-DE\\taskhost.exe\", \"C:\\MSOCache\\All Users\\{90140000-0117-0409-0000-0000000FF1CE}-C\\Access.en-us\\System.exe\", \"C:\\Program Files\\Reference Assemblies\\Microsoft\\Framework\\v3.0\\ja\\sppsvc.exe\", \"C:\\Windows\\PLA\\lsm.exe\", \"C:\\Windows\\AppCompat\\csrss.exe\", \"C:\\Users\\Public\\Documents\\My Videos\\winlogon.exe\", \"C:\\Program Files\\DVD Maker\\ja-JP\\Idle.exe\", \"C:\\Recovery\\96702242-0d98-11ef-bfa8-5aba25856535\\csrss.exe\", \"C:\\Windows\\L2Schemas\\System.exe\", \"C:\\Recovery\\96702242-0d98-11ef-bfa8-5aba25856535\\lsass.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\dwm.exe\", \"C:\\Program Files (x86)\\Windows Photo Viewer\\de-DE\\taskhost.exe\", \"C:\\MSOCache\\All Users\\{90140000-0117-0409-0000-0000000FF1CE}-C\\Access.en-us\\System.exe\", \"C:\\Program Files\\Reference Assemblies\\Microsoft\\Framework\\v3.0\\ja\\sppsvc.exe\", \"C:\\Windows\\PLA\\lsm.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\dwm.exe\", \"C:\\Program Files (x86)\\Windows Photo Viewer\\de-DE\\taskhost.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\dwm.exe\", \"C:\\Program Files (x86)\\Windows Photo Viewer\\de-DE\\taskhost.exe\", \"C:\\MSOCache\\All Users\\{90140000-0117-0409-0000-0000000FF1CE}-C\\Access.en-us\\System.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\dwm.exe\", \"C:\\Program Files (x86)\\Windows Photo Viewer\\de-DE\\taskhost.exe\", \"C:\\MSOCache\\All Users\\{90140000-0117-0409-0000-0000000FF1CE}-C\\Access.en-us\\System.exe\", \"C:\\Program Files\\Reference Assemblies\\Microsoft\\Framework\\v3.0\\ja\\sppsvc.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\dwm.exe\", \"C:\\Program Files (x86)\\Windows Photo Viewer\\de-DE\\taskhost.exe\", \"C:\\MSOCache\\All Users\\{90140000-0117-0409-0000-0000000FF1CE}-C\\Access.en-us\\System.exe\", \"C:\\Program Files\\Reference Assemblies\\Microsoft\\Framework\\v3.0\\ja\\sppsvc.exe\", \"C:\\Windows\\PLA\\lsm.exe\", \"C:\\Windows\\AppCompat\\csrss.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\dwm.exe\", \"C:\\Program Files (x86)\\Windows Photo Viewer\\de-DE\\taskhost.exe\", \"C:\\MSOCache\\All Users\\{90140000-0117-0409-0000-0000000FF1CE}-C\\Access.en-us\\System.exe\", \"C:\\Program Files\\Reference Assemblies\\Microsoft\\Framework\\v3.0\\ja\\sppsvc.exe\", \"C:\\Windows\\PLA\\lsm.exe\", \"C:\\Windows\\AppCompat\\csrss.exe\", \"C:\\Users\\Public\\Documents\\My Videos\\winlogon.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\dwm.exe\", \"C:\\Program Files (x86)\\Windows Photo Viewer\\de-DE\\taskhost.exe\", \"C:\\MSOCache\\All Users\\{90140000-0117-0409-0000-0000000FF1CE}-C\\Access.en-us\\System.exe\", \"C:\\Program Files\\Reference Assemblies\\Microsoft\\Framework\\v3.0\\ja\\sppsvc.exe\", \"C:\\Windows\\PLA\\lsm.exe\", \"C:\\Windows\\AppCompat\\csrss.exe\", \"C:\\Users\\Public\\Documents\\My Videos\\winlogon.exe\", \"C:\\Program Files\\DVD Maker\\ja-JP\\Idle.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\dwm.exe\", \"C:\\Program Files (x86)\\Windows Photo Viewer\\de-DE\\taskhost.exe\", \"C:\\MSOCache\\All Users\\{90140000-0117-0409-0000-0000000FF1CE}-C\\Access.en-us\\System.exe\", \"C:\\Program Files\\Reference Assemblies\\Microsoft\\Framework\\v3.0\\ja\\sppsvc.exe\", \"C:\\Windows\\PLA\\lsm.exe\", \"C:\\Windows\\AppCompat\\csrss.exe\", \"C:\\Users\\Public\\Documents\\My Videos\\winlogon.exe\", \"C:\\Program Files\\DVD Maker\\ja-JP\\Idle.exe\", \"C:\\Recovery\\96702242-0d98-11ef-bfa8-5aba25856535\\csrss.exe\", \"C:\\Windows\\L2Schemas\\System.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\dwm.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
Process spawned unexpected child process
| Description | Indicator | Process | Target |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe |
DCRat payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\ja\sppsvc.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows\CurrentVersion\Run\taskhost = "\"C:\\Program Files (x86)\\Windows Photo Viewer\\de-DE\\taskhost.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sppsvc = "\"C:\\Program Files\\Reference Assemblies\\Microsoft\\Framework\\v3.0\\ja\\sppsvc.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winlogon = "\"C:\\Users\\Public\\Documents\\My Videos\\winlogon.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System = "\"C:\\Windows\\L2Schemas\\System.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows\CurrentVersion\Run\lsass = "\"C:\\Recovery\\96702242-0d98-11ef-bfa8-5aba25856535\\lsass.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows\CurrentVersion\Run\dwm = "\"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\dwm.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dwm = "\"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\dwm.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taskhost = "\"C:\\Program Files (x86)\\Windows Photo Viewer\\de-DE\\taskhost.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsm = "\"C:\\Windows\\PLA\\lsm.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\AppCompat\\csrss.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Idle = "\"C:\\Program Files\\DVD Maker\\ja-JP\\Idle.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System = "\"C:\\MSOCache\\All Users\\{90140000-0117-0409-0000-0000000FF1CE}-C\\Access.en-us\\System.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows\CurrentVersion\Run\lsm = "\"C:\\Windows\\PLA\\lsm.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Recovery\\96702242-0d98-11ef-bfa8-5aba25856535\\csrss.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows\CurrentVersion\Run\System = "\"C:\\Windows\\L2Schemas\\System.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows\CurrentVersion\Run\System = "\"C:\\MSOCache\\All Users\\{90140000-0117-0409-0000-0000000FF1CE}-C\\Access.en-us\\System.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows\CurrentVersion\Run\sppsvc = "\"C:\\Program Files\\Reference Assemblies\\Microsoft\\Framework\\v3.0\\ja\\sppsvc.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\AppCompat\\csrss.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows\CurrentVersion\Run\winlogon = "\"C:\\Users\\Public\\Documents\\My Videos\\winlogon.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows\CurrentVersion\Run\Idle = "\"C:\\Program Files\\DVD Maker\\ja-JP\\Idle.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Recovery\\96702242-0d98-11ef-bfa8-5aba25856535\\csrss.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsass = "\"C:\\Recovery\\96702242-0d98-11ef-bfa8-5aba25856535\\lsass.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
Drops file in Program Files directory
Drops file in Windows directory
Enumerates physical storage devices
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe
"C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe"
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dwmd" /sc MINUTE /mo 6 /tr "'C:\MSOCache\All Users\{90140000-0115-0409-0000-0000000FF1CE}-C\dwm.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dwm" /sc ONLOGON /tr "'C:\MSOCache\All Users\{90140000-0115-0409-0000-0000000FF1CE}-C\dwm.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dwmd" /sc MINUTE /mo 10 /tr "'C:\MSOCache\All Users\{90140000-0115-0409-0000-0000000FF1CE}-C\dwm.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "taskhostt" /sc MINUTE /mo 8 /tr "'C:\Program Files (x86)\Windows Photo Viewer\de-DE\taskhost.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "taskhost" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Photo Viewer\de-DE\taskhost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "taskhostt" /sc MINUTE /mo 6 /tr "'C:\Program Files (x86)\Windows Photo Viewer\de-DE\taskhost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 6 /tr "'C:\MSOCache\All Users\{90140000-0117-0409-0000-0000000FF1CE}-C\Access.en-us\System.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "System" /sc ONLOGON /tr "'C:\MSOCache\All Users\{90140000-0117-0409-0000-0000000FF1CE}-C\Access.en-us\System.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 6 /tr "'C:\MSOCache\All Users\{90140000-0117-0409-0000-0000000FF1CE}-C\Access.en-us\System.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sppsvcs" /sc MINUTE /mo 12 /tr "'C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\ja\sppsvc.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sppsvc" /sc ONLOGON /tr "'C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\ja\sppsvc.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sppsvcs" /sc MINUTE /mo 7 /tr "'C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\ja\sppsvc.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsml" /sc MINUTE /mo 7 /tr "'C:\Windows\PLA\lsm.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsm" /sc ONLOGON /tr "'C:\Windows\PLA\lsm.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsml" /sc MINUTE /mo 6 /tr "'C:\Windows\PLA\lsm.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 10 /tr "'C:\Windows\AppCompat\csrss.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Windows\AppCompat\csrss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 14 /tr "'C:\Windows\AppCompat\csrss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 10 /tr "'C:\Users\Public\Documents\My Videos\winlogon.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "winlogon" /sc ONLOGON /tr "'C:\Users\Public\Documents\My Videos\winlogon.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 13 /tr "'C:\Users\Public\Documents\My Videos\winlogon.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "IdleI" /sc MINUTE /mo 12 /tr "'C:\Program Files\DVD Maker\ja-JP\Idle.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "Idle" /sc ONLOGON /tr "'C:\Program Files\DVD Maker\ja-JP\Idle.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "IdleI" /sc MINUTE /mo 8 /tr "'C:\Program Files\DVD Maker\ja-JP\Idle.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 7 /tr "'C:\Recovery\96702242-0d98-11ef-bfa8-5aba25856535\csrss.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Recovery\96702242-0d98-11ef-bfa8-5aba25856535\csrss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 8 /tr "'C:\Recovery\96702242-0d98-11ef-bfa8-5aba25856535\csrss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 7 /tr "'C:\Windows\L2Schemas\System.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "System" /sc ONLOGON /tr "'C:\Windows\L2Schemas\System.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 11 /tr "'C:\Windows\L2Schemas\System.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsassl" /sc MINUTE /mo 13 /tr "'C:\Recovery\96702242-0d98-11ef-bfa8-5aba25856535\lsass.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsass" /sc ONLOGON /tr "'C:\Recovery\96702242-0d98-11ef-bfa8-5aba25856535\lsass.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsassl" /sc MINUTE /mo 10 /tr "'C:\Recovery\96702242-0d98-11ef-bfa8-5aba25856535\lsass.exe'" /rl HIGHEST /f
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:\MSOCache\All Users\{90140000-0115-0409-0000-0000000FF1CE}-C\dwm.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files (x86)\Windows Photo Viewer\de-DE\taskhost.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:\MSOCache\All Users\{90140000-0117-0409-0000-0000000FF1CE}-C\Access.en-us\System.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\ja\sppsvc.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Windows\PLA\lsm.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Windows\AppCompat\csrss.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\Public\Documents\My Videos\winlogon.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\DVD Maker\ja-JP\Idle.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Recovery\96702242-0d98-11ef-bfa8-5aba25856535\csrss.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Windows\L2Schemas\System.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Recovery\96702242-0d98-11ef-bfa8-5aba25856535\lsass.exe'
C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\ja\sppsvc.exe
"C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\ja\sppsvc.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | a0913612.xsph.ru | udp |
| RU | 141.8.197.42:80 | a0913612.xsph.ru | tcp |
| RU | 141.8.197.42:80 | a0913612.xsph.ru | tcp |
Files
memory/1936-0-0x000007FEF5693000-0x000007FEF5694000-memory.dmp
memory/1936-1-0x0000000000A20000-0x0000000000C1A000-memory.dmp
memory/1936-2-0x000007FEF5690000-0x000007FEF607C000-memory.dmp
memory/1936-3-0x00000000005D0000-0x00000000005DE000-memory.dmp
memory/1936-4-0x00000000005E0000-0x00000000005E8000-memory.dmp
memory/1936-5-0x00000000022A0000-0x00000000022BC000-memory.dmp
memory/1936-6-0x0000000002100000-0x0000000002110000-memory.dmp
memory/1936-7-0x000000001ABA0000-0x000000001ABB6000-memory.dmp
memory/1936-8-0x00000000022C0000-0x00000000022D0000-memory.dmp
memory/1936-9-0x000000001A7C0000-0x000000001A7CC000-memory.dmp
memory/1936-10-0x000000001ABC0000-0x000000001ABD2000-memory.dmp
memory/1936-11-0x000000001ABD0000-0x000000001ABDC000-memory.dmp
memory/1936-12-0x000000001AD00000-0x000000001AD0C000-memory.dmp
memory/1936-13-0x000000001AD50000-0x000000001AD58000-memory.dmp
memory/1936-14-0x000000001AD10000-0x000000001AD1C000-memory.dmp
memory/1936-15-0x000000001AD20000-0x000000001AD2E000-memory.dmp
memory/1936-16-0x000000001AD30000-0x000000001AD38000-memory.dmp
memory/1936-17-0x000000001AD40000-0x000000001AD4E000-memory.dmp
memory/1936-18-0x000000001AD60000-0x000000001AD6C000-memory.dmp
memory/1936-19-0x000000001AD70000-0x000000001AD7A000-memory.dmp
memory/1936-20-0x000007FEF5690000-0x000007FEF607C000-memory.dmp
memory/1936-21-0x000000001AD80000-0x000000001AD8C000-memory.dmp
C:\Windows\PLA\lsm.exe
| MD5 | 29d80d247dfb4bd92b1bcfd7a7695d36 |
| SHA1 | 0284cb27c754537c0440d9341a6fd07b0be1fa42 |
| SHA256 | 19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963 |
| SHA512 | 5b25f67c590204cb293e46e0eb10f47e0b02a3c3db1e6537c8a6414b598d4811c68c96a39b18391f750cf72fab4621eaec51fe4e4cc6b11c220823717e37c1e0 |
C:\Windows\PLA\RCX20AF.tmp
| MD5 | 218eafe87b0d7ba5b74db06f60623619 |
| SHA1 | c417639691fb9b8f709b1d4e2051c5e4dc00f4f7 |
| SHA256 | a5e71bbfb07dcd189280543d9849e5f5687dae4d5670dd54bf4961e3e6f6bad2 |
| SHA512 | a6667d48295ff5f5c0bb7c7a4e7ce2c5d17c3a7ce58703832e70fec3ac7ec0b72d2f20e34dd3afd89472d1c0bd96494b9ed7a7b2a44334df443976fae075f69a |
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\UH4NADFDK3KI1R83GK9U.temp
| MD5 | e4bbed73fd250b1f55e484c744a82708 |
| SHA1 | ba9c82d100dae5b9fca8b907f937bd8de41e7768 |
| SHA256 | 6cf9060766d52f82e88e4aad598e26a10115f74416166c31472ea399f06b4125 |
| SHA512 | f45380cb64ff0593e131ce2878d4d6777202501db9ef0e97b0ab6e463bb51affdd70972e965de6e6058f3a76b4c63af058e41c0e275d6906cbb256d33dcc5346 |
memory/3060-131-0x000000001B670000-0x000000001B952000-memory.dmp
C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\ja\sppsvc.exe
| MD5 | f20f0971b6e697a04728d1fa8ae70170 |
| SHA1 | 6c235733c119a7df4026924eaaf01b7ce047ff97 |
| SHA256 | f527ae1b6e27fd0d3ae9e95650e1863300fccca29b50d8e4e0a7597bf8838bc9 |
| SHA512 | 8c22e0c0c2e013f8f00aa7557e65d46e0733b3b55ac1a96626d705b62a321069af515a6742f3053892ceb5578bbf86b04116328ba1828e69686c8e5596f47df8 |
memory/2636-139-0x0000000000190000-0x000000000038A000-memory.dmp
memory/3060-132-0x0000000001E60000-0x0000000001E68000-memory.dmp
memory/1936-169-0x000007FEF5690000-0x000007FEF607C000-memory.dmp
memory/2636-190-0x00000000008E0000-0x00000000008F2000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-01 02:49
Reported
2024-06-01 02:51
Platform
win10v2004-20240426-en
Max time kernel
149s
Max time network
151s
Command Line
Signatures
DcRat
Modifies WinLogon for persistence
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\Mozilla Firefox\\browser\\VisualElements\\RuntimeBroker.exe\", \"C:\\Program Files\\Google\\Chrome\\RuntimeBroker.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\Mozilla Firefox\\browser\\VisualElements\\RuntimeBroker.exe\", \"C:\\Program Files\\Google\\Chrome\\RuntimeBroker.exe\", \"C:\\Program Files\\WindowsPowerShell\\Modules\\unsecapp.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\Mozilla Firefox\\browser\\VisualElements\\RuntimeBroker.exe\", \"C:\\Program Files\\Google\\Chrome\\RuntimeBroker.exe\", \"C:\\Program Files\\WindowsPowerShell\\Modules\\unsecapp.exe\", \"C:\\Program Files\\Windows Security\\BrowserCore\\en-US\\explorer.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\Mozilla Firefox\\browser\\VisualElements\\RuntimeBroker.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
Process spawned unexpected child process
| Description | Indicator | Process | Target |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe |
DCRat payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Windows Security\BrowserCore\en-US\explorer.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\unsecapp = "\"C:\\Program Files\\WindowsPowerShell\\Modules\\unsecapp.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\explorer = "\"C:\\Program Files\\Windows Security\\BrowserCore\\en-US\\explorer.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\explorer = "\"C:\\Program Files\\Windows Security\\BrowserCore\\en-US\\explorer.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "\"C:\\Program Files\\Mozilla Firefox\\browser\\VisualElements\\RuntimeBroker.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "\"C:\\Program Files\\Mozilla Firefox\\browser\\VisualElements\\RuntimeBroker.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "\"C:\\Program Files\\Google\\Chrome\\RuntimeBroker.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "\"C:\\Program Files\\Google\\Chrome\\RuntimeBroker.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\unsecapp = "\"C:\\Program Files\\WindowsPowerShell\\Modules\\unsecapp.exe\"" | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
Drops file in Program Files directory
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Program Files\Windows Security\BrowserCore\en-US\explorer.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe
"C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe"
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 7 /tr "'C:\Program Files\Mozilla Firefox\browser\VisualElements\RuntimeBroker.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Program Files\Mozilla Firefox\browser\VisualElements\RuntimeBroker.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 14 /tr "'C:\Program Files\Mozilla Firefox\browser\VisualElements\RuntimeBroker.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 8 /tr "'C:\Program Files\Google\Chrome\RuntimeBroker.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Program Files\Google\Chrome\RuntimeBroker.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 5 /tr "'C:\Program Files\Google\Chrome\RuntimeBroker.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "unsecappu" /sc MINUTE /mo 11 /tr "'C:\Program Files\WindowsPowerShell\Modules\unsecapp.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "unsecapp" /sc ONLOGON /tr "'C:\Program Files\WindowsPowerShell\Modules\unsecapp.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "unsecappu" /sc MINUTE /mo 5 /tr "'C:\Program Files\WindowsPowerShell\Modules\unsecapp.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "explorere" /sc MINUTE /mo 8 /tr "'C:\Program Files\Windows Security\BrowserCore\en-US\explorer.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "explorer" /sc ONLOGON /tr "'C:\Program Files\Windows Security\BrowserCore\en-US\explorer.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "explorere" /sc MINUTE /mo 14 /tr "'C:\Program Files\Windows Security\BrowserCore\en-US\explorer.exe'" /rl HIGHEST /f
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\Mozilla Firefox\browser\VisualElements\RuntimeBroker.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\Google\Chrome\RuntimeBroker.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\WindowsPowerShell\Modules\unsecapp.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\Windows Security\BrowserCore\en-US\explorer.exe'
C:\Program Files\Windows Security\BrowserCore\en-US\explorer.exe
"C:\Program Files\Windows Security\BrowserCore\en-US\explorer.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | a0913612.xsph.ru | udp |
| RU | 141.8.197.42:80 | a0913612.xsph.ru | tcp |
| RU | 141.8.197.42:80 | a0913612.xsph.ru | tcp |
| US | 8.8.8.8:53 | 42.197.8.141.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.192.11.51.in-addr.arpa | udp |
Files
memory/1424-0-0x00007FFA3AA53000-0x00007FFA3AA55000-memory.dmp
memory/1424-1-0x0000000000980000-0x0000000000B7A000-memory.dmp
memory/1424-2-0x00007FFA3AA50000-0x00007FFA3B511000-memory.dmp
memory/1424-3-0x0000000001450000-0x000000000145E000-memory.dmp
memory/1424-4-0x0000000002C60000-0x0000000002C68000-memory.dmp
memory/1424-5-0x0000000002CD0000-0x0000000002CEC000-memory.dmp
memory/1424-6-0x000000001BE50000-0x000000001BEA0000-memory.dmp
memory/1424-7-0x0000000002C70000-0x0000000002C80000-memory.dmp
memory/1424-9-0x0000000002CF0000-0x0000000002D00000-memory.dmp
memory/1424-8-0x000000001BE00000-0x000000001BE16000-memory.dmp
memory/1424-10-0x0000000002D10000-0x0000000002D1C000-memory.dmp
memory/1424-11-0x000000001BE20000-0x000000001BE32000-memory.dmp
memory/1424-13-0x000000001BEA0000-0x000000001BEAC000-memory.dmp
memory/1424-12-0x000000001C3D0000-0x000000001C8F8000-memory.dmp
memory/1424-14-0x000000001BEB0000-0x000000001BEBC000-memory.dmp
memory/1424-15-0x000000001C110000-0x000000001C118000-memory.dmp
memory/1424-16-0x000000001C0C0000-0x000000001C0CC000-memory.dmp
memory/1424-19-0x000000001C140000-0x000000001C14E000-memory.dmp
memory/1424-18-0x000000001C130000-0x000000001C138000-memory.dmp
memory/1424-17-0x000000001C120000-0x000000001C12E000-memory.dmp
memory/1424-23-0x000000001C170000-0x000000001C17C000-memory.dmp
memory/1424-22-0x000000001C160000-0x000000001C16A000-memory.dmp
memory/1424-21-0x00007FFA3AA50000-0x00007FFA3B511000-memory.dmp
memory/1424-20-0x000000001C150000-0x000000001C15C000-memory.dmp
memory/1424-26-0x00007FFA3AA50000-0x00007FFA3B511000-memory.dmp
C:\Program Files\Mozilla Firefox\browser\VisualElements\RuntimeBroker.exe
| MD5 | 29d80d247dfb4bd92b1bcfd7a7695d36 |
| SHA1 | 0284cb27c754537c0440d9341a6fd07b0be1fa42 |
| SHA256 | 19ab72819e1063bf5e8f6999bc4c68c65aa72fa52b62b9ae9643a5c2ea10c963 |
| SHA512 | 5b25f67c590204cb293e46e0eb10f47e0b02a3c3db1e6537c8a6414b598d4811c68c96a39b18391f750cf72fab4621eaec51fe4e4cc6b11c220823717e37c1e0 |
memory/1692-116-0x0000022FF1C40000-0x0000022FF1C62000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_nomghjwt.500.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/1424-173-0x00007FFA3AA50000-0x00007FFA3B511000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | 77d622bb1a5b250869a3238b9bc1402b |
| SHA1 | d47f4003c2554b9dfc4c16f22460b331886b191b |
| SHA256 | f97ff12a8abf4bf88bb6497bd2ac2da12628c8847a8ba5a9026bdbb76507cdfb |
| SHA512 | d6789b5499f23c9035375a102271e17a8a82e57d6f5312fa24242e08a83efdeb8becb7622f55c4cf1b89c7d864b445df11f4d994cf7e2f87a900535bcca12fd9 |
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
| MD5 | d85ba6ff808d9e5444a4b369f5bc2730 |
| SHA1 | 31aa9d96590fff6981b315e0b391b575e4c0804a |
| SHA256 | 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f |
| SHA512 | 8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249 |
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | 3a6bad9528f8e23fb5c77fbd81fa28e8 |
| SHA1 | f127317c3bc6407f536c0f0600dcbcf1aabfba36 |
| SHA256 | 986366767de5873f1b170a63f2a33ce05132d1afd90c8f5017afbca8ef1beb05 |
| SHA512 | 846002154a0ece6f3e9feda6f115d3161dc21b3789525dd62ae1d9188495171293efdbe7be4710666dd8a15e66b557315b5a02918a741ed1d5f3ff0c515b98e2 |