Analysis Overview
SHA256
d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa
Threat Level: Known bad
The file d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa.exe was found to be: Known bad.
Malicious Activity Summary
Dcrat family
DcRat
Process spawned unexpected child process
DCRat payload
DCRat payload
Checks computer location settings
Executes dropped EXE
Drops file in Windows directory
Drops file in Program Files directory
Enumerates physical storage devices
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Scheduled Task/Job: Scheduled Task
Uses Task Scheduler COM API
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-18 19:12
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
2024-06-18 19:12
Reported
2024-06-18 19:15
Platform
win7-20240508-en
Max time kernel
121s
Max time network
121s
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 |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Default User\csrss.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\Windows Mail\it-IT\d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa.exe | C:\Users\Admin\AppData\Local\Temp\d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa.exe | N/A |
| File created | C:\Program Files (x86)\Windows Mail\it-IT\7e7c3961857fae | C:\Users\Admin\AppData\Local\Temp\d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa.exe | N/A |
Drops file in Windows directory
Enumerates physical storage devices
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\d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Default User\csrss.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2416 wrote to memory of 2824 | N/A | C:\Users\Admin\AppData\Local\Temp\d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa.exe | C:\Users\Default User\csrss.exe |
| PID 2416 wrote to memory of 2824 | N/A | C:\Users\Admin\AppData\Local\Temp\d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa.exe | C:\Users\Default User\csrss.exe |
| PID 2416 wrote to memory of 2824 | N/A | C:\Users\Admin\AppData\Local\Temp\d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa.exe | C:\Users\Default User\csrss.exe |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa.exe
"C:\Users\Admin\AppData\Local\Temp\d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa.exe"
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 7 /tr "'C:\Windows\Cursors\csrss.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Windows\Cursors\csrss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 8 /tr "'C:\Windows\Cursors\csrss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsml" /sc MINUTE /mo 5 /tr "'C:\MSOCache\All Users\{90140000-0117-0409-0000-0000000FF1CE}-C\lsm.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsm" /sc ONLOGON /tr "'C:\MSOCache\All Users\{90140000-0117-0409-0000-0000000FF1CE}-C\lsm.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsml" /sc MINUTE /mo 11 /tr "'C:\MSOCache\All Users\{90140000-0117-0409-0000-0000000FF1CE}-C\lsm.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smsss" /sc MINUTE /mo 5 /tr "'C:\MSOCache\All Users\{90140000-0117-0409-0000-0000000FF1CE}-C\smss.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smss" /sc ONLOGON /tr "'C:\MSOCache\All Users\{90140000-0117-0409-0000-0000000FF1CE}-C\smss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smsss" /sc MINUTE /mo 11 /tr "'C:\MSOCache\All Users\{90140000-0117-0409-0000-0000000FF1CE}-C\smss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aad" /sc MINUTE /mo 12 /tr "'C:\Program Files (x86)\Windows Mail\it-IT\d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Mail\it-IT\d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aad" /sc MINUTE /mo 10 /tr "'C:\Program Files (x86)\Windows Mail\it-IT\d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 10 /tr "'C:\Users\Public\spoolsv.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "spoolsv" /sc ONLOGON /tr "'C:\Users\Public\spoolsv.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 11 /tr "'C:\Users\Public\spoolsv.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "taskhostt" /sc MINUTE /mo 13 /tr "'C:\Windows\debug\WIA\taskhost.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "taskhost" /sc ONLOGON /tr "'C:\Windows\debug\WIA\taskhost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "taskhostt" /sc MINUTE /mo 8 /tr "'C:\Windows\debug\WIA\taskhost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smsss" /sc MINUTE /mo 8 /tr "'C:\MSOCache\All Users\{90140000-0018-0409-0000-0000000FF1CE}-C\smss.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smss" /sc ONLOGON /tr "'C:\MSOCache\All Users\{90140000-0018-0409-0000-0000000FF1CE}-C\smss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smsss" /sc MINUTE /mo 5 /tr "'C:\MSOCache\All Users\{90140000-0018-0409-0000-0000000FF1CE}-C\smss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 6 /tr "'C:\MSOCache\All Users\{90140000-0044-0409-0000-0000000FF1CE}-C\csrss.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\MSOCache\All Users\{90140000-0044-0409-0000-0000000FF1CE}-C\csrss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 10 /tr "'C:\MSOCache\All Users\{90140000-0044-0409-0000-0000000FF1CE}-C\csrss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 12 /tr "'C:\Users\Default User\csrss.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Users\Default User\csrss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 8 /tr "'C:\Users\Default User\csrss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsassl" /sc MINUTE /mo 6 /tr "'C:\Windows\Resources\Themes\Aero\it-IT\lsass.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsass" /sc ONLOGON /tr "'C:\Windows\Resources\Themes\Aero\it-IT\lsass.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsassl" /sc MINUTE /mo 6 /tr "'C:\Windows\Resources\Themes\Aero\it-IT\lsass.exe'" /rl HIGHEST /f
C:\Users\Default User\csrss.exe
"C:\Users\Default User\csrss.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | a0995485.xsph.ru | udp |
| US | 8.8.8.8:53 | a0995485.xsph.ru | udp |
Files
memory/2416-0-0x000007FEF4E43000-0x000007FEF4E44000-memory.dmp
memory/2416-1-0x0000000000F30000-0x0000000001014000-memory.dmp
memory/2416-2-0x000007FEF4E40000-0x000007FEF582C000-memory.dmp
memory/2416-3-0x00000000009F0000-0x00000000009FC000-memory.dmp
C:\Users\Public\spoolsv.exe
| MD5 | 566fd5dcb2b546a8e3dd8a66247ca5c7 |
| SHA1 | 897e053d02448b18d9b2783570f1adad93ebd275 |
| SHA256 | d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa |
| SHA512 | 0b4aab955dcc5e96807740e075b3195aece3cadcff7339591709fe6ced6c68e6bb09cf68074fe721a5197e735b7f04f8bd2b2eaf41cd11c525f674488e942dfe |
memory/2824-30-0x0000000000F10000-0x0000000000FF4000-memory.dmp
memory/2416-31-0x000007FEF4E40000-0x000007FEF582C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-18 19:12
Reported
2024-06-18 19:15
Platform
win10v2004-20240611-en
Max time kernel
149s
Max time network
151s
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 |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Resource\csrss.exe | N/A |
Drops file in Program Files directory
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\Web\Screen\9e8d7a4ca61bd9 | C:\Users\Admin\AppData\Local\Temp\d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa.exe | N/A |
| File created | C:\Windows\SystemApps\Microsoft.Windows.SecureAssessmentBrowser_cw5n1h2txyewy\microsoft.system.package.metadata\OfficeClickToRun.exe | C:\Users\Admin\AppData\Local\Temp\d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa.exe | N/A |
| File created | C:\Windows\SystemApps\Microsoft.Windows.SecureAssessmentBrowser_cw5n1h2txyewy\microsoft.system.package.metadata\e6c9b481da804f | C:\Users\Admin\AppData\Local\Temp\d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa.exe | N/A |
| File created | C:\Windows\Web\Screen\RuntimeBroker.exe | C:\Users\Admin\AppData\Local\Temp\d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa.exe | N/A |
Enumerates physical storage devices
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\d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Resource\csrss.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4944 wrote to memory of 4592 | N/A | C:\Users\Admin\AppData\Local\Temp\d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa.exe | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Resource\csrss.exe |
| PID 4944 wrote to memory of 4592 | N/A | C:\Users\Admin\AppData\Local\Temp\d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa.exe | C:\Program Files (x86)\Adobe\Acrobat Reader DC\Resource\csrss.exe |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa.exe
"C:\Users\Admin\AppData\Local\Temp\d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa.exe"
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 6 /tr "'C:\Program Files (x86)\Mozilla Maintenance Service\RuntimeBroker.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Program Files (x86)\Mozilla Maintenance Service\RuntimeBroker.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 7 /tr "'C:\Program Files (x86)\Mozilla Maintenance Service\RuntimeBroker.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RegistryR" /sc MINUTE /mo 8 /tr "'C:\Program Files (x86)\Windows NT\Registry.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "Registry" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows NT\Registry.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RegistryR" /sc MINUTE /mo 9 /tr "'C:\Program Files (x86)\Windows NT\Registry.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 8 /tr "'C:\Program Files (x86)\Adobe\Acrobat Reader DC\Resource\csrss.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Program Files (x86)\Adobe\Acrobat Reader DC\Resource\csrss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 14 /tr "'C:\Program Files (x86)\Adobe\Acrobat Reader DC\Resource\csrss.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "StartMenuExperienceHostS" /sc MINUTE /mo 13 /tr "'C:\Users\Admin\Recent\StartMenuExperienceHost.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "StartMenuExperienceHost" /sc ONLOGON /tr "'C:\Users\Admin\Recent\StartMenuExperienceHost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "StartMenuExperienceHostS" /sc MINUTE /mo 6 /tr "'C:\Users\Admin\Recent\StartMenuExperienceHost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "TextInputHostT" /sc MINUTE /mo 5 /tr "'C:\Recovery\WindowsRE\TextInputHost.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "TextInputHost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\TextInputHost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "TextInputHostT" /sc MINUTE /mo 8 /tr "'C:\Recovery\WindowsRE\TextInputHost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "OfficeClickToRunO" /sc MINUTE /mo 10 /tr "'C:\Windows\SystemApps\Microsoft.Windows.SecureAssessmentBrowser_cw5n1h2txyewy\microsoft.system.package.metadata\OfficeClickToRun.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "OfficeClickToRun" /sc ONLOGON /tr "'C:\Windows\SystemApps\Microsoft.Windows.SecureAssessmentBrowser_cw5n1h2txyewy\microsoft.system.package.metadata\OfficeClickToRun.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "OfficeClickToRunO" /sc MINUTE /mo 13 /tr "'C:\Windows\SystemApps\Microsoft.Windows.SecureAssessmentBrowser_cw5n1h2txyewy\microsoft.system.package.metadata\OfficeClickToRun.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 14 /tr "'C:\Windows\Web\Screen\RuntimeBroker.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Windows\Web\Screen\RuntimeBroker.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 7 /tr "'C:\Windows\Web\Screen\RuntimeBroker.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "backgroundTaskHostb" /sc MINUTE /mo 9 /tr "'C:\Recovery\WindowsRE\backgroundTaskHost.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "backgroundTaskHost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\backgroundTaskHost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "backgroundTaskHostb" /sc MINUTE /mo 10 /tr "'C:\Recovery\WindowsRE\backgroundTaskHost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 7 /tr "'C:\Users\Default\Videos\System.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "System" /sc ONLOGON /tr "'C:\Users\Default\Videos\System.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 13 /tr "'C:\Users\Default\Videos\System.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "StartMenuExperienceHostS" /sc MINUTE /mo 11 /tr "'C:\Recovery\WindowsRE\StartMenuExperienceHost.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "StartMenuExperienceHost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\StartMenuExperienceHost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "StartMenuExperienceHostS" /sc MINUTE /mo 7 /tr "'C:\Recovery\WindowsRE\StartMenuExperienceHost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sihosts" /sc MINUTE /mo 9 /tr "'C:\Users\Public\Documents\My Pictures\sihost.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sihost" /sc ONLOGON /tr "'C:\Users\Public\Documents\My Pictures\sihost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "sihosts" /sc MINUTE /mo 11 /tr "'C:\Users\Public\Documents\My Pictures\sihost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "taskhostwt" /sc MINUTE /mo 6 /tr "'C:\Program Files\Windows Mail\taskhostw.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "taskhostw" /sc ONLOGON /tr "'C:\Program Files\Windows Mail\taskhostw.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "taskhostwt" /sc MINUTE /mo 11 /tr "'C:\Program Files\Windows Mail\taskhostw.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 10 /tr "'C:\Users\Admin\Recent\dllhost.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dllhost" /sc ONLOGON /tr "'C:\Users\Admin\Recent\dllhost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 11 /tr "'C:\Users\Admin\Recent\dllhost.exe'" /rl HIGHEST /f
C:\Program Files (x86)\Adobe\Acrobat Reader DC\Resource\csrss.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Resource\csrss.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 | g.bing.com | udp |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| BE | 88.221.83.184:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 184.83.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | a0995485.xsph.ru | udp |
| RU | 141.8.192.6:80 | a0995485.xsph.ru | tcp |
| US | 8.8.8.8:53 | 6.192.8.141.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 92.16.208.104.in-addr.arpa | udp |
Files
memory/4944-0-0x00007FF9A23C3000-0x00007FF9A23C5000-memory.dmp
memory/4944-1-0x0000000000D80000-0x0000000000E64000-memory.dmp
memory/4944-2-0x00000000017C0000-0x00000000017CC000-memory.dmp
memory/4944-4-0x00007FF9A23C0000-0x00007FF9A2E81000-memory.dmp
C:\Recovery\WindowsRE\TextInputHost.exe
| MD5 | 566fd5dcb2b546a8e3dd8a66247ca5c7 |
| SHA1 | 897e053d02448b18d9b2783570f1adad93ebd275 |
| SHA256 | d6dbbcf07d7bd493643c1b057c1c544da0a5427537725c0580dc309148bd23aa |
| SHA512 | 0b4aab955dcc5e96807740e075b3195aece3cadcff7339591709fe6ced6c68e6bb09cf68074fe721a5197e735b7f04f8bd2b2eaf41cd11c525f674488e942dfe |
memory/4944-41-0x00007FF9A23C0000-0x00007FF9A2E81000-memory.dmp