Analysis Overview
SHA256
2e2163fd9a3cf6e23a7b9509e64a877e5b6c5abf8537fe738466f83112539d17
Threat Level: Known bad
The file 33ab5cbb351fa75f5d4f3e3b5aa064a9.exe was found to be: Known bad.
Malicious Activity Summary
DCRat payload
Process spawned unexpected child process
DcRat
Dcrat family
DCRat payload
Executes dropped EXE
Checks computer location settings
Drops file in Windows directory
Drops file in Program Files directory
Enumerates physical storage devices
Unsigned PE
Uses Task Scheduler COM API
Suspicious use of AdjustPrivilegeToken
Modifies registry class
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Scheduled Task/Job: Scheduled Task
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-20 08:31
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: behavioral2
Detonation Overview
Submitted
2024-06-20 08:31
Reported
2024-06-20 08:33
Platform
win10v2004-20240508-en
Max time kernel
51s
Max time network
53s
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 | |
| 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 |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\MSBuild\sihost.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files\Uninstall Information\69ddcba757bf72 | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| File created | C:\Program Files\Windows Multimedia Platform\taskhostw.exe | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| File created | C:\Program Files (x86)\Windows Multimedia Platform\SppExtComObj.exe | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| File created | C:\Program Files (x86)\Windows Multimedia Platform\e1ef82546f0b02 | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| File created | C:\Program Files\Windows Multimedia Platform\ea9f0e6c9e2dcd | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| File created | C:\Program Files (x86)\MSBuild\66fc9ff0ee96c2 | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| File created | C:\Program Files (x86)\Google\b91cc0d9432579 | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| File created | C:\Program Files\Uninstall Information\smss.exe | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| File created | C:\Program Files (x86)\Google\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Google\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| File created | C:\Program Files\MSBuild\unsecapp.exe | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| File created | C:\Program Files\MSBuild\29c1c3cc0f7685 | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| File created | C:\Program Files (x86)\MSBuild\sihost.exe | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000_Classes\Local Settings | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Program Files (x86)\MSBuild\sihost.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4720 wrote to memory of 4016 | N/A | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | C:\Windows\System32\cmd.exe |
| PID 4720 wrote to memory of 4016 | N/A | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | C:\Windows\System32\cmd.exe |
| PID 4016 wrote to memory of 2004 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\system32\w32tm.exe |
| PID 4016 wrote to memory of 2004 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\system32\w32tm.exe |
| PID 4016 wrote to memory of 3796 | N/A | C:\Windows\System32\cmd.exe | C:\Program Files (x86)\MSBuild\sihost.exe |
| PID 4016 wrote to memory of 3796 | N/A | C:\Windows\System32\cmd.exe | C:\Program Files (x86)\MSBuild\sihost.exe |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe
"C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe"
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "33ab5cbb351fa75f5d4f3e3b5aa064a93" /sc MINUTE /mo 11 /tr "'C:\Program Files (x86)\Google\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "33ab5cbb351fa75f5d4f3e3b5aa064a9" /sc ONLOGON /tr "'C:\Program Files (x86)\Google\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "33ab5cbb351fa75f5d4f3e3b5aa064a93" /sc MINUTE /mo 13 /tr "'C:\Program Files (x86)\Google\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smsss" /sc MINUTE /mo 9 /tr "'C:\Program Files\Uninstall Information\smss.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smss" /sc ONLOGON /tr "'C:\Program Files\Uninstall Information\smss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smsss" /sc MINUTE /mo 10 /tr "'C:\Program Files\Uninstall Information\smss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "servicess" /sc MINUTE /mo 12 /tr "'C:\Users\Admin\Downloads\services.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "services" /sc ONLOGON /tr "'C:\Users\Admin\Downloads\services.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "servicess" /sc MINUTE /mo 9 /tr "'C:\Users\Admin\Downloads\services.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "unsecappu" /sc MINUTE /mo 11 /tr "'C:\Program Files\MSBuild\unsecapp.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "unsecapp" /sc ONLOGON /tr "'C:\Program Files\MSBuild\unsecapp.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "unsecappu" /sc MINUTE /mo 13 /tr "'C:\Program Files\MSBuild\unsecapp.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "IdleI" /sc MINUTE /mo 7 /tr "'C:\Recovery\WindowsRE\Idle.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "Idle" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\Idle.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "IdleI" /sc MINUTE /mo 10 /tr "'C:\Recovery\WindowsRE\Idle.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "taskhostwt" /sc MINUTE /mo 12 /tr "'C:\Program Files\Windows Multimedia Platform\taskhostw.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "taskhostw" /sc ONLOGON /tr "'C:\Program Files\Windows Multimedia Platform\taskhostw.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "taskhostwt" /sc MINUTE /mo 13 /tr "'C:\Program Files\Windows Multimedia Platform\taskhostw.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sihosts" /sc MINUTE /mo 12 /tr "'C:\Recovery\WindowsRE\sihost.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sihost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\sihost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sihosts" /sc MINUTE /mo 5 /tr "'C:\Recovery\WindowsRE\sihost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sihosts" /sc MINUTE /mo 9 /tr "'C:\Program Files (x86)\MSBuild\sihost.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sihost" /sc ONLOGON /tr "'C:\Program Files (x86)\MSBuild\sihost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sihosts" /sc MINUTE /mo 13 /tr "'C:\Program Files (x86)\MSBuild\sihost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smsss" /sc MINUTE /mo 7 /tr "'C:\Users\Public\Libraries\smss.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smss" /sc ONLOGON /tr "'C:\Users\Public\Libraries\smss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smsss" /sc MINUTE /mo 13 /tr "'C:\Users\Public\Libraries\smss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SppExtComObjS" /sc MINUTE /mo 7 /tr "'C:\Program Files (x86)\Windows Multimedia Platform\SppExtComObj.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SppExtComObj" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Multimedia Platform\SppExtComObj.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SppExtComObjS" /sc MINUTE /mo 5 /tr "'C:\Program Files (x86)\Windows Multimedia Platform\SppExtComObj.exe'" /rl HIGHEST /f
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\NzfeIQJKLM.bat"
C:\Windows\system32\w32tm.exe
w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
C:\Program Files (x86)\MSBuild\sihost.exe
"C:\Program Files (x86)\MSBuild\sihost.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 | cudohub.ru | udp |
| US | 8.8.8.8:53 | cudohub.ru | udp |
Files
memory/4720-0-0x00007FFE80DA3000-0x00007FFE80DA5000-memory.dmp
memory/4720-1-0x0000000000590000-0x0000000000666000-memory.dmp
memory/4720-2-0x00007FFE80DA0000-0x00007FFE81861000-memory.dmp
C:\Recovery\WindowsRE\Idle.exe
| MD5 | 33ab5cbb351fa75f5d4f3e3b5aa064a9 |
| SHA1 | ac9bcf69aecff1ff5d4108df204a4a2b572e1eef |
| SHA256 | 2e2163fd9a3cf6e23a7b9509e64a877e5b6c5abf8537fe738466f83112539d17 |
| SHA512 | 4e62650b49ae86c152463742a04980627d54dc8efc7dd3443625210d13db815f279989d846bbca4376cd127595403cfd53160c0fa78f3d198bf400da5655a98e |
memory/4720-29-0x00007FFE80DA0000-0x00007FFE81861000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\NzfeIQJKLM.bat
| MD5 | 57dadad59cdbb598aced10d11a37cedd |
| SHA1 | 857c335207ceab35f63f971c230a2e49c4a1727f |
| SHA256 | fd9f67b8666840756aabce333733630f4abe3c3330ddcb94ca9f0a2b67ac452e |
| SHA512 | 330fa33105071e8608bf30bfb970854278c0de0980632ff0bd3c72fb99d44f891dfacf576456cff69ba88d97a97f949981263f8fa52d50b0e92ce3a6b1cc3158 |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-20 08:31
Reported
2024-06-20 08:33
Platform
win7-20240508-en
Max time kernel
121s
Max time network
122s
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 | |
| 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 |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Windows Defender\ja-JP\csrss.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\Windows Defender\ja-JP\csrss.exe | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| File created | C:\Program Files\Microsoft Games\Chess\fr-FR\5940a34987c991 | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| File created | C:\Program Files (x86)\Microsoft Visual Studio 8\Common7\7a0fd90576e088 | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| File created | C:\Program Files\Uninstall Information\6203df4a6bafc7 | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| File created | C:\Program Files (x86)\Windows Mail\it-IT\lsm.exe | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| File created | C:\Program Files\Windows Media Player\56085415360792 | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| File created | C:\Program Files\MSBuild\Microsoft\Windows Workflow Foundation\v3.0\0a1fd5f707cd16 | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| File created | C:\Program Files (x86)\Microsoft Visual Studio 8\Common7\explorer.exe | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| File created | C:\Program Files (x86)\Windows Mail\it-IT\101b941d020240 | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| File created | C:\Program Files\MSBuild\Microsoft\Windows Workflow Foundation\v3.0\sppsvc.exe | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| File created | C:\Program Files (x86)\Windows Defender\ja-JP\886983d96e3d3e | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| File created | C:\Program Files\Uninstall Information\lsass.exe | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| File created | C:\Program Files\Windows Media Player\wininit.exe | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| File created | C:\Program Files\Microsoft Games\Chess\fr-FR\dllhost.exe | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\addins\lsm.exe | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| File created | C:\Windows\addins\101b941d020240 | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
Enumerates physical storage devices
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Windows Defender\ja-JP\csrss.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Program Files (x86)\Windows Defender\ja-JP\csrss.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1728 wrote to memory of 1716 | N/A | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | C:\Program Files (x86)\Windows Defender\ja-JP\csrss.exe |
| PID 1728 wrote to memory of 1716 | N/A | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | C:\Program Files (x86)\Windows Defender\ja-JP\csrss.exe |
| PID 1728 wrote to memory of 1716 | N/A | C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe | C:\Program Files (x86)\Windows Defender\ja-JP\csrss.exe |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe
"C:\Users\Admin\AppData\Local\Temp\33ab5cbb351fa75f5d4f3e3b5aa064a9.exe"
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "taskhostt" /sc MINUTE /mo 7 /tr "'C:\MSOCache\All Users\taskhost.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "taskhost" /sc ONLOGON /tr "'C:\MSOCache\All Users\taskhost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "taskhostt" /sc MINUTE /mo 12 /tr "'C:\MSOCache\All Users\taskhost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sppsvcs" /sc MINUTE /mo 8 /tr "'C:\Program Files\MSBuild\Microsoft\Windows Workflow Foundation\v3.0\sppsvc.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sppsvc" /sc ONLOGON /tr "'C:\Program Files\MSBuild\Microsoft\Windows Workflow Foundation\v3.0\sppsvc.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sppsvcs" /sc MINUTE /mo 5 /tr "'C:\Program Files\MSBuild\Microsoft\Windows Workflow Foundation\v3.0\sppsvc.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smsss" /sc MINUTE /mo 8 /tr "'C:\MSOCache\All Users\smss.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smss" /sc ONLOGON /tr "'C:\MSOCache\All Users\smss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smsss" /sc MINUTE /mo 10 /tr "'C:\MSOCache\All Users\smss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "explorere" /sc MINUTE /mo 14 /tr "'C:\Program Files (x86)\Microsoft Visual Studio 8\Common7\explorer.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "explorer" /sc ONLOGON /tr "'C:\Program Files (x86)\Microsoft Visual Studio 8\Common7\explorer.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "explorere" /sc MINUTE /mo 10 /tr "'C:\Program Files (x86)\Microsoft Visual Studio 8\Common7\explorer.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 6 /tr "'C:\Program Files\Microsoft Games\Chess\fr-FR\dllhost.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dllhost" /sc ONLOGON /tr "'C:\Program Files\Microsoft Games\Chess\fr-FR\dllhost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 7 /tr "'C:\Program Files\Microsoft Games\Chess\fr-FR\dllhost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsml" /sc MINUTE /mo 13 /tr "'C:\Windows\addins\lsm.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsm" /sc ONLOGON /tr "'C:\Windows\addins\lsm.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsml" /sc MINUTE /mo 5 /tr "'C:\Windows\addins\lsm.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsassl" /sc MINUTE /mo 5 /tr "'C:\Users\Default\NetHood\lsass.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsass" /sc ONLOGON /tr "'C:\Users\Default\NetHood\lsass.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsassl" /sc MINUTE /mo 9 /tr "'C:\Users\Default\NetHood\lsass.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "servicess" /sc MINUTE /mo 14 /tr "'C:\MSOCache\All Users\services.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "services" /sc ONLOGON /tr "'C:\MSOCache\All Users\services.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "servicess" /sc MINUTE /mo 7 /tr "'C:\MSOCache\All Users\services.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 6 /tr "'C:\Program Files (x86)\Windows Defender\ja-JP\csrss.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Defender\ja-JP\csrss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 5 /tr "'C:\Program Files (x86)\Windows Defender\ja-JP\csrss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsassl" /sc MINUTE /mo 12 /tr "'C:\Program Files\Uninstall Information\lsass.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsass" /sc ONLOGON /tr "'C:\Program Files\Uninstall Information\lsass.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsassl" /sc MINUTE /mo 14 /tr "'C:\Program Files\Uninstall Information\lsass.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsml" /sc MINUTE /mo 6 /tr "'C:\Program Files (x86)\Windows Mail\it-IT\lsm.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsm" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Mail\it-IT\lsm.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsml" /sc MINUTE /mo 7 /tr "'C:\Program Files (x86)\Windows Mail\it-IT\lsm.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 6 /tr "'C:\Program Files\Windows Media Player\wininit.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininit" /sc ONLOGON /tr "'C:\Program Files\Windows Media Player\wininit.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 6 /tr "'C:\Program Files\Windows Media Player\wininit.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 12 /tr "'C:\Recovery\50341a82-0d88-11ef-8a7e-5aba25856535\wininit.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininit" /sc ONLOGON /tr "'C:\Recovery\50341a82-0d88-11ef-8a7e-5aba25856535\wininit.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 14 /tr "'C:\Recovery\50341a82-0d88-11ef-8a7e-5aba25856535\wininit.exe'" /rl HIGHEST /f
C:\Program Files (x86)\Windows Defender\ja-JP\csrss.exe
"C:\Program Files (x86)\Windows Defender\ja-JP\csrss.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | cudohub.ru | udp |
| US | 8.8.8.8:53 | cudohub.ru | udp |
Files
memory/1728-0-0x000007FEF5D03000-0x000007FEF5D04000-memory.dmp
memory/1728-1-0x0000000001030000-0x0000000001106000-memory.dmp
memory/1728-2-0x000007FEF5D00000-0x000007FEF66EC000-memory.dmp
C:\Program Files\Microsoft Games\Chess\fr-FR\dllhost.exe
| MD5 | 33ab5cbb351fa75f5d4f3e3b5aa064a9 |
| SHA1 | ac9bcf69aecff1ff5d4108df204a4a2b572e1eef |
| SHA256 | 2e2163fd9a3cf6e23a7b9509e64a877e5b6c5abf8537fe738466f83112539d17 |
| SHA512 | 4e62650b49ae86c152463742a04980627d54dc8efc7dd3443625210d13db815f279989d846bbca4376cd127595403cfd53160c0fa78f3d198bf400da5655a98e |
memory/1716-35-0x0000000000EB0000-0x0000000000F86000-memory.dmp
memory/1728-36-0x000007FEF5D00000-0x000007FEF66EC000-memory.dmp