Analysis Overview
SHA256
cb667550264f5028045377419da9a935006e09b136ebe69a409a520dbf8db587
Threat Level: Known bad
The file a57378db4d26609de5f519dd2659ae60N.exe was found to be: Known bad.
Malicious Activity Summary
DcRat
Process spawned unexpected child process
Dcrat family
DCRat payload
UAC bypass
DCRat payload
Executes dropped EXE
Checks computer location settings
Adds Run key to start application
Checks whether UAC is enabled
Drops file in System32 directory
Drops file in Windows directory
Drops file in Program Files directory
Enumerates physical storage devices
Unsigned PE
Modifies system certificate store
Suspicious use of AdjustPrivilegeToken
System policy modification
Scheduled Task/Job: Scheduled Task
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-21 09:38
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
2024-07-21 09:38
Reported
2024-07-21 09:40
Platform
win7-20240704-en
Max time kernel
31s
Max time network
37s
Command Line
Signatures
DcRat
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 |
UAC bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\PerfLogs\Admin\smss.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\PerfLogs\Admin\smss.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" | C:\PerfLogs\Admin\smss.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
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 |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| N/A | N/A | C:\PerfLogs\Admin\smss.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Idle = "\"C:\\ProgramData\\Start Menu\\Idle.exe\"" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winlogon = "\"C:\\Program Files (x86)\\Microsoft Sync Framework\\v1.0\\Runtime\\x86\\resources\\1033\\winlogon.exe\"" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\audiodg = "\"C:\\Documents and Settings\\audiodg.exe\"" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dwm = "\"C:\\Windows\\System32\\NlsLexicons0002\\dwm.exe\"" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsass = "\"C:\\Program Files\\Windows Journal\\ja-JP\\lsass.exe\"" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wininit = "\"C:\\Windows\\System32\\perfi010\\wininit.exe\"" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\smss = "\"C:\\PerfLogs\\Admin\\smss.exe\"" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsm = "\"C:\\MSOCache\\All Users\\{90140000-0115-0409-0000-0000000FF1CE}-C\\1033\\lsm.exe\"" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsm = "\"C:\\Windows\\System32\\KBDSW\\lsm.exe\"" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsm = "\"C:\\Windows\\System32\\C_936\\lsm.exe\"" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sppsvc = "\"C:\\Windows\\System32\\lsm\\sppsvc.exe\"" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WmiPrvSE = "\"C:\\Windows\\System32\\wbem\\p2p-crp\\WmiPrvSE.exe\"" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wininit = "\"C:\\Windows\\System32\\scesrv\\wininit.exe\"" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winlogon = "\"C:\\Windows\\System32\\scrobj\\winlogon.exe\"" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsass = "\"C:\\Users\\Admin\\My Documents\\lsass.exe\"" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsass = "\"C:\\ProgramData\\Application Data\\lsass.exe\"" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WmiPrvSE = "\"C:\\Windows\\System32\\wbem\\viewprov\\WmiPrvSE.exe\"" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\PerfLogs\Admin\smss.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\PerfLogs\Admin\smss.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\System32\NlsLexicons0002\6cb0b6c459d5d3455a3da700e713f2e2529862ff | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File created | C:\Windows\System32\perfi010\wininit.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File opened for modification | C:\Windows\System32\perfi010\wininit.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File created | C:\Windows\System32\C_936\101b941d020240259ca4912829b53995ad543df6 | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File opened for modification | C:\Windows\System32\scrobj\RCX3802.tmp | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File opened for modification | C:\Windows\System32\KBDSW\lsm.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File opened for modification | C:\Windows\System32\C_936\lsm.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File created | C:\Windows\System32\C_936\lsm.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File created | C:\Windows\System32\wbem\p2p-crp\WmiPrvSE.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File opened for modification | C:\Windows\System32\wbem\p2p-crp\WmiPrvSE.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File created | C:\Windows\System32\lsm\0a1fd5f707cd16ea89afd3d6db52b2da58214a6c | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File opened for modification | C:\Windows\System32\wbem\viewprov\WmiPrvSE.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File created | C:\Windows\System32\scesrv\wininit.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File created | C:\Windows\System32\scrobj\winlogon.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File created | C:\Windows\System32\scrobj\cc11b995f2a76da408ea6a601e682e64743153ad | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File created | C:\Windows\System32\wbem\viewprov\WmiPrvSE.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File created | C:\Windows\System32\wbem\viewprov\24dbde2999530ef5fd907494bc374d663924116c | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File created | C:\Windows\System32\scesrv\560854153607923c4c5f107085a7db67be01f252 | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File created | C:\Windows\System32\NlsLexicons0002\dwm.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File created | C:\Windows\System32\wbem\p2p-crp\24dbde2999530ef5fd907494bc374d663924116c | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File opened for modification | C:\Windows\System32\lsm\sppsvc.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File created | C:\Windows\System32\KBDSW\lsm.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File opened for modification | C:\Windows\System32\KBDSW\RCX413A.tmp | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File opened for modification | C:\Windows\System32\C_936\RCX47E1.tmp | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File created | C:\Windows\System32\lsm\sppsvc.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File opened for modification | C:\Windows\System32\scrobj\winlogon.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File opened for modification | C:\Windows\System32\NlsLexicons0002\dwm.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File opened for modification | C:\Windows\System32\scesrv\wininit.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File created | C:\Windows\System32\KBDSW\101b941d020240259ca4912829b53995ad543df6 | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File created | C:\Windows\System32\perfi010\560854153607923c4c5f107085a7db67be01f252 | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files\Windows Journal\ja-JP\lsass.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File created | C:\Program Files\Windows Journal\ja-JP\6203df4a6bafc7c328ee7f6f8ca0a8a838a8a1b9 | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File opened for modification | C:\Program Files\Windows Journal\ja-JP\lsass.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File created | C:\Program Files (x86)\Microsoft Sync Framework\v1.0\Runtime\x86\resources\1033\winlogon.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File created | C:\Program Files (x86)\Microsoft Sync Framework\v1.0\Runtime\x86\resources\1033\cc11b995f2a76da408ea6a601e682e64743153ad | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft Sync Framework\v1.0\Runtime\x86\resources\1033\winlogon.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\winsxs\lsass.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
Enumerates physical storage devices
Modifies system certificate store
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 | C:\PerfLogs\Admin\smss.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 | C:\PerfLogs\Admin\smss.exe | N/A |
Scheduled Task/Job: Scheduled Task
| 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 |
| 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 |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\PerfLogs\Admin\smss.exe | N/A |
Suspicious use of WriteProcessMemory
System policy modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" | C:\PerfLogs\Admin\smss.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\PerfLogs\Admin\smss.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\PerfLogs\Admin\smss.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe
"C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe"
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "winlogon" /sc ONLOGON /tr "'C:\Windows\System32\scrobj\winlogon.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "audiodg" /sc ONLOGON /tr "'C:\Documents and Settings\audiodg.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsm" /sc ONLOGON /tr "'C:\MSOCache\All Users\{90140000-0115-0409-0000-0000000FF1CE}-C\1033\lsm.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsass" /sc ONLOGON /tr "'C:\Users\Admin\My Documents\lsass.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsm" /sc ONLOGON /tr "'C:\Windows\System32\KBDSW\lsm.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsass" /sc ONLOGON /tr "'C:\ProgramData\Application Data\lsass.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "Idle" /sc ONLOGON /tr "'C:\ProgramData\Start Menu\Idle.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsm" /sc ONLOGON /tr "'C:\Windows\System32\C_936\lsm.exe'" /rl HIGHEST /f
C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe
"C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe"
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dwm" /sc ONLOGON /tr "'C:\Windows\System32\NlsLexicons0002\dwm.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "WmiPrvSE" /sc ONLOGON /tr "'C:\Windows\System32\wbem\viewprov\WmiPrvSE.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsass" /sc ONLOGON /tr "'C:\Program Files\Windows Journal\ja-JP\lsass.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sppsvc" /sc ONLOGON /tr "'C:\Windows\System32\lsm\sppsvc.exe'" /rl HIGHEST /f
C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe
"C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe"
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininit" /sc ONLOGON /tr "'C:\Windows\System32\perfi010\wininit.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "WmiPrvSE" /sc ONLOGON /tr "'C:\Windows\System32\wbem\p2p-crp\WmiPrvSE.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smss" /sc ONLOGON /tr "'C:\PerfLogs\Admin\smss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "winlogon" /sc ONLOGON /tr "'C:\Program Files (x86)\Microsoft Sync Framework\v1.0\Runtime\x86\resources\1033\winlogon.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininit" /sc ONLOGON /tr "'C:\Windows\System32\scesrv\wininit.exe'" /rl HIGHEST /f
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\GkAKG2zvN3.bat"
C:\Windows\system32\w32tm.exe
w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
C:\PerfLogs\Admin\smss.exe
"C:\PerfLogs\Admin\smss.exe"
Network
| Country | Destination | Domain | Proto |
| RU | 92.63.192.30:80 | 92.63.192.30 | tcp |
| RU | 92.63.192.30:443 | tcp | |
| RU | 92.63.192.30:443 | tcp |
Files
memory/2292-0-0x000007FEF5423000-0x000007FEF5424000-memory.dmp
memory/2292-1-0x0000000000FF0000-0x00000000010BA000-memory.dmp
memory/2292-2-0x000007FEF5420000-0x000007FEF5E0C000-memory.dmp
memory/2292-3-0x0000000000250000-0x0000000000258000-memory.dmp
memory/2292-4-0x0000000000260000-0x0000000000268000-memory.dmp
memory/2292-5-0x0000000000270000-0x0000000000280000-memory.dmp
memory/2292-6-0x0000000000280000-0x0000000000288000-memory.dmp
memory/2292-7-0x00000000002A0000-0x00000000002AC000-memory.dmp
memory/2292-8-0x00000000002D0000-0x00000000002DA000-memory.dmp
memory/2292-9-0x00000000005F0000-0x00000000005FA000-memory.dmp
memory/2292-10-0x0000000000290000-0x0000000000298000-memory.dmp
memory/2292-11-0x00000000005E0000-0x00000000005E8000-memory.dmp
memory/2292-12-0x0000000000B90000-0x0000000000B98000-memory.dmp
memory/2292-13-0x00000000002C0000-0x00000000002C8000-memory.dmp
memory/2292-14-0x0000000000D30000-0x0000000000D38000-memory.dmp
memory/2292-17-0x0000000000DA0000-0x0000000000DA8000-memory.dmp
memory/2292-16-0x0000000000D50000-0x0000000000D58000-memory.dmp
memory/2292-15-0x0000000000D60000-0x0000000000D68000-memory.dmp
memory/2292-18-0x0000000000B80000-0x0000000000B88000-memory.dmp
memory/2292-19-0x0000000000D80000-0x0000000000D88000-memory.dmp
memory/2292-20-0x0000000000D90000-0x0000000000D98000-memory.dmp
memory/2292-21-0x0000000000DC0000-0x0000000000DCC000-memory.dmp
memory/2292-22-0x0000000000DB0000-0x0000000000DB8000-memory.dmp
memory/2292-25-0x000007FEF5420000-0x000007FEF5E0C000-memory.dmp
memory/2292-30-0x000007FEF5420000-0x000007FEF5E0C000-memory.dmp
C:\Windows\System32\KBDSW\lsm.exe
| MD5 | a57378db4d26609de5f519dd2659ae60 |
| SHA1 | 56f0f96c01ca12792cea6b7ea0814f0f568fe095 |
| SHA256 | cb667550264f5028045377419da9a935006e09b136ebe69a409a520dbf8db587 |
| SHA512 | 6bfa4635da5753f2713c826ade75910bd0d8488915c8b80e5893b52c7c8696538edb5d4a4fba68636b1a92de6d487a184fabafb945ee35eecb6015bf4163cf33 |
memory/2292-35-0x000007FEF5420000-0x000007FEF5E0C000-memory.dmp
C:\MSOCache\All Users\{90140000-0115-0409-0000-0000000FF1CE}-C\1033\lsm.exe
| MD5 | fb8104610be9ea8a2ddf11cdc0ce113c |
| SHA1 | ebea110bf75e1380c733e1835dc79d40a620ced0 |
| SHA256 | da388067d60cce1c8d81d2601009e41a08d49a9cd1f5c0499b6f460f90a2d054 |
| SHA512 | 488c1590dc859e97290a24dde2f5b4bf6a0992153ba2d92bf168058c33fcd0724b84ba03bb618f9d4cd770d575889f08d6ad03d48df9dd338a75b37956186904 |
memory/2292-98-0x000007FEF5420000-0x000007FEF5E0C000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\GkAKG2zvN3.bat
| MD5 | 4f19d9fef634fae3c1c390206d0d9385 |
| SHA1 | e5b912d2523b686a39114495e70567a5e657c5b6 |
| SHA256 | abaa5299eb02abb2a0f0355fe1be28cc194bc60418b70e970921583b77ab765b |
| SHA512 | d98bca6e94e3fc777d2e1fc6a9bf51596232bd9e7d66bea5f93b7690c35ebe464ac71e87a8ee2620f72e0ad8f3f72e7502a1ceafa29c45d802aeec4ce9114673 |
memory/2932-143-0x00000000009F0000-0x0000000000ABA000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-21 09:38
Reported
2024-07-21 09:40
Platform
win10v2004-20240709-en
Max time kernel
104s
Max time network
105s
Command Line
Signatures
DcRat
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 |
UAC bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\ProgramData\Desktop\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\ProgramData\Desktop\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" | C:\ProgramData\Desktop\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
DCRat payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\Desktop\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sysmon = "\"C:\\Windows\\splwow64\\sysmon.exe\"" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sihost = "\"C:\\Windows\\System32\\cleanmgr\\sihost.exe\"" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dllhost = "\"C:\\Users\\Default\\My Documents\\dllhost.exe\"" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\a57378db4d26609de5f519dd2659ae60N = "\"C:\\ProgramData\\Desktop\\a57378db4d26609de5f519dd2659ae60N.exe\"" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\backgroundTaskHost = "\"C:\\Windows\\InputMethod\\SHARED\\backgroundTaskHost.exe\"" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\ProgramData\Desktop\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\ProgramData\Desktop\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\System32\cleanmgr\sihost.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File created | C:\Windows\System32\cleanmgr\66fc9ff0ee96c2b21f0cfded48750ae9e3032bf3 | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File opened for modification | C:\Windows\System32\cleanmgr\RCXB53A.tmp | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File opened for modification | C:\Windows\System32\cleanmgr\sihost.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\InputMethod\SHARED\RCXB0B4.tmp | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File opened for modification | C:\Windows\InputMethod\SHARED\backgroundTaskHost.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File opened for modification | C:\Windows\splwow64\RCXB336.tmp | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File opened for modification | C:\Windows\splwow64\sysmon.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File created | C:\Windows\InputMethod\SHARED\backgroundTaskHost.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File created | C:\Windows\InputMethod\SHARED\eddb19405b7ce1152b3e19997f2b467f0b72b3d3 | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File created | C:\Windows\splwow64\sysmon.exe | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| File created | C:\Windows\splwow64\121e5b5079f7c0e46d90f99b3864022518bbbda9 | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000_Classes\Local Settings | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
Scheduled Task/Job: Scheduled Task
| 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 |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\ProgramData\Desktop\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4876 wrote to memory of 940 | N/A | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | C:\Windows\System32\cmd.exe |
| PID 4876 wrote to memory of 940 | N/A | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | C:\Windows\System32\cmd.exe |
| PID 940 wrote to memory of 2428 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\system32\w32tm.exe |
| PID 940 wrote to memory of 2428 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\system32\w32tm.exe |
| PID 940 wrote to memory of 3316 | N/A | C:\Windows\System32\cmd.exe | C:\ProgramData\Desktop\a57378db4d26609de5f519dd2659ae60N.exe |
| PID 940 wrote to memory of 3316 | N/A | C:\Windows\System32\cmd.exe | C:\ProgramData\Desktop\a57378db4d26609de5f519dd2659ae60N.exe |
System policy modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\ProgramData\Desktop\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\ProgramData\Desktop\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" | C:\ProgramData\Desktop\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0" | C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe | N/A |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe
"C:\Users\Admin\AppData\Local\Temp\a57378db4d26609de5f519dd2659ae60N.exe"
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "a57378db4d26609de5f519dd2659ae60N" /sc ONLOGON /tr "'C:\ProgramData\Desktop\a57378db4d26609de5f519dd2659ae60N.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "backgroundTaskHost" /sc ONLOGON /tr "'C:\Windows\InputMethod\SHARED\backgroundTaskHost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sysmon" /sc ONLOGON /tr "'C:\Windows\splwow64\sysmon.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sihost" /sc ONLOGON /tr "'C:\Windows\System32\cleanmgr\sihost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dllhost" /sc ONLOGON /tr "'C:\Users\Default\My Documents\dllhost.exe'" /rl HIGHEST /f
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\OXh4IkWU9A.bat"
C:\Windows\system32\w32tm.exe
w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
C:\ProgramData\Desktop\a57378db4d26609de5f519dd2659ae60N.exe
"C:\ProgramData\Desktop\a57378db4d26609de5f519dd2659ae60N.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 100.58.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| RU | 92.63.192.30:80 | 92.63.192.30 | tcp |
| RU | 92.63.192.30:443 | tcp | |
| RU | 92.63.192.30:443 | tcp | |
| US | 8.8.8.8:53 | 30.192.63.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 147.142.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 35.56.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
Files
memory/4876-0-0x00007FFB1E2C3000-0x00007FFB1E2C5000-memory.dmp
memory/4876-1-0x00000000003B0000-0x000000000047A000-memory.dmp
memory/4876-2-0x00007FFB1E2C0000-0x00007FFB1ED81000-memory.dmp
memory/4876-4-0x0000000000D40000-0x0000000000D48000-memory.dmp
memory/4876-3-0x0000000000D30000-0x0000000000D38000-memory.dmp
memory/4876-5-0x000000001AEF0000-0x000000001AF00000-memory.dmp
memory/4876-6-0x000000001AF00000-0x000000001AF08000-memory.dmp
memory/4876-7-0x000000001AF10000-0x000000001AF1C000-memory.dmp
memory/4876-9-0x000000001AF20000-0x000000001AF2A000-memory.dmp
memory/4876-11-0x000000001B080000-0x000000001B088000-memory.dmp
memory/4876-10-0x000000001AF40000-0x000000001AF48000-memory.dmp
memory/4876-12-0x000000001AF50000-0x000000001AF58000-memory.dmp
memory/4876-13-0x000000001B090000-0x000000001B098000-memory.dmp
memory/4876-14-0x000000001AF60000-0x000000001AF68000-memory.dmp
memory/4876-18-0x000000001B0C0000-0x000000001B0C8000-memory.dmp
memory/4876-17-0x000000001B0E0000-0x000000001B0E8000-memory.dmp
memory/4876-20-0x000000001B200000-0x000000001B208000-memory.dmp
memory/4876-22-0x000000001B230000-0x000000001B238000-memory.dmp
memory/4876-21-0x000000001B220000-0x000000001B22C000-memory.dmp
memory/4876-19-0x000000001B1F0000-0x000000001B1F8000-memory.dmp
memory/4876-16-0x000000001B0B0000-0x000000001B0B8000-memory.dmp
memory/4876-15-0x000000001B0A0000-0x000000001B0A8000-memory.dmp
memory/4876-8-0x000000001AF30000-0x000000001AF3A000-memory.dmp
memory/4876-25-0x00007FFB1E2C0000-0x00007FFB1ED81000-memory.dmp
memory/4876-26-0x00007FFB1E2C0000-0x00007FFB1ED81000-memory.dmp
memory/4876-33-0x00007FFB1E2C0000-0x00007FFB1ED81000-memory.dmp
C:\Users\Default\Documents\dllhost.exe
| MD5 | a57378db4d26609de5f519dd2659ae60 |
| SHA1 | 56f0f96c01ca12792cea6b7ea0814f0f568fe095 |
| SHA256 | cb667550264f5028045377419da9a935006e09b136ebe69a409a520dbf8db587 |
| SHA512 | 6bfa4635da5753f2713c826ade75910bd0d8488915c8b80e5893b52c7c8696538edb5d4a4fba68636b1a92de6d487a184fabafb945ee35eecb6015bf4163cf33 |
memory/4876-51-0x00007FFB1E2C0000-0x00007FFB1ED81000-memory.dmp
memory/4876-78-0x00007FFB1E2C0000-0x00007FFB1ED81000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\OXh4IkWU9A.bat
| MD5 | a01cb2045dfe6434f6ef7833b850c3b1 |
| SHA1 | 7e08a73864ae0f51da3c3c58da43a8ef41e07b02 |
| SHA256 | 57508272382617d73c58d03d4a7fad023f8fa09fb6f5956e530bf6b8097ce843 |
| SHA512 | bd8590649e3064d2d096dbb41677720797375fc93d0e15c4e761ffb3fa89f388f3a0196346e914da602daae49ab8ec210ba9b0741c6265bafc829c1cbb511185 |
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\a57378db4d26609de5f519dd2659ae60N.exe.log
| MD5 | b7c0c43fc7804baaa7dc87152cdc9554 |
| SHA1 | 1bab62bd56af745678d4e967d91e1ccfdeed4038 |
| SHA256 | 46386a61f3aaf1b1c2e6efc9fc7e9e9ff16cd13ae58b8d856835771fedb6d457 |
| SHA512 | 9fda3dd00a3406137e0113f13f78e77b20a76512b35820d38df696842cbbf2e2ebabfb99a3846c9637ecb54af858ec1551521187e379872973006426a253f769 |