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Analysis
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max time kernel
151s -
max time network
116s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
11/10/2022, 22:01
Static task
static1
Behavioral task
behavioral1
Sample
c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe
Resource
win7-20220812-en
windows7-x64
16 signatures
150 seconds
General
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Target
c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe
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Size
186KB
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MD5
5814ed8098a900a02c27913ac349b050
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SHA1
896e4c7f034b8d15ce394365117b644ee583493b
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SHA256
c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b
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SHA512
e140e0c066538d668d6e33c18f562dd3a4102a586ab0d04f207654c3c3352ae206ad861e2980f89ee9856186876b9b795a1e96f9ddbeead0aee001f2ecb29166
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SSDEEP
3072:NNQKPWDyDI0fFJltZrpReFX3ofK1h5V1pH5azQFg2Da5xIgelj9HkJckFofi3urH:NNSDyDIkFthpk1zV1V56522bF0xOcwiS
Malware Config
Extracted
Family
sality
C2
http://89.119.67.154/testo5/
http://kukutrustnet777.info/home.gif
http://kukutrustnet888.info/home.gif
http://kukutrustnet987.info/home.gif
http://www.klkjwre9fqwieluoi.info/
http://kukutrustnet777888.info/
http://klkjwre77638dfqwieuoi888.info/
Signatures
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Modifies firewall policy service 2 TTPs 3 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Policies\system\DisableRegistryTools = "1" c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe -
Disables Task Manager via registry modification
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resource yara_rule behavioral1/memory/976-55-0x0000000002430000-0x00000000034BE000-memory.dmp upx behavioral1/memory/976-58-0x0000000002430000-0x00000000034BE000-memory.dmp upx behavioral1/memory/976-61-0x0000000002430000-0x00000000034BE000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe -
Drops file in Program Files directory 5 IoCs
description ioc Process File opened for modification C:\PROGRAM FILES\7-ZIP\7zG.exe c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe File opened for modification C:\PROGRAM FILES\7-ZIP\Uninstall.exe c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe File opened for modification C:\PROGRAM FILES (X86)\MICROSOFT OFFICE\OFFICE14\BCSSYNC.EXE c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe File opened for modification C:\PROGRAM FILES\7-ZIP\7z.exe c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe File opened for modification C:\PROGRAM FILES\7-ZIP\7zFM.exe c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SYSTEM.INI c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe -
Suspicious use of AdjustPrivilegeToken 20 IoCs
description pid Process Token: SeDebugPrivilege 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Token: SeDebugPrivilege 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Token: SeDebugPrivilege 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Token: SeDebugPrivilege 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Token: SeDebugPrivilege 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Token: SeDebugPrivilege 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Token: SeDebugPrivilege 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Token: SeDebugPrivilege 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Token: SeDebugPrivilege 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Token: SeDebugPrivilege 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Token: SeDebugPrivilege 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Token: SeDebugPrivilege 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Token: SeDebugPrivilege 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Token: SeDebugPrivilege 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Token: SeDebugPrivilege 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Token: SeDebugPrivilege 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Token: SeDebugPrivilege 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Token: SeDebugPrivilege 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Token: SeDebugPrivilege 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe Token: SeDebugPrivilege 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe -
Suspicious use of WriteProcessMemory 42 IoCs
description pid Process procid_target PID 976 wrote to memory of 1240 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 17 PID 976 wrote to memory of 1336 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 10 PID 976 wrote to memory of 1392 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 16 PID 976 wrote to memory of 1240 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 17 PID 976 wrote to memory of 1336 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 10 PID 976 wrote to memory of 1392 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 16 PID 976 wrote to memory of 1240 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 17 PID 976 wrote to memory of 1336 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 10 PID 976 wrote to memory of 1392 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 16 PID 976 wrote to memory of 1240 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 17 PID 976 wrote to memory of 1336 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 10 PID 976 wrote to memory of 1392 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 16 PID 976 wrote to memory of 1240 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 17 PID 976 wrote to memory of 1336 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 10 PID 976 wrote to memory of 1392 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 16 PID 976 wrote to memory of 1240 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 17 PID 976 wrote to memory of 1336 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 10 PID 976 wrote to memory of 1392 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 16 PID 976 wrote to memory of 1240 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 17 PID 976 wrote to memory of 1336 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 10 PID 976 wrote to memory of 1392 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 16 PID 976 wrote to memory of 1240 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 17 PID 976 wrote to memory of 1336 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 10 PID 976 wrote to memory of 1392 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 16 PID 976 wrote to memory of 1240 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 17 PID 976 wrote to memory of 1336 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 10 PID 976 wrote to memory of 1392 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 16 PID 976 wrote to memory of 1240 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 17 PID 976 wrote to memory of 1336 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 10 PID 976 wrote to memory of 1392 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 16 PID 976 wrote to memory of 1240 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 17 PID 976 wrote to memory of 1336 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 10 PID 976 wrote to memory of 1392 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 16 PID 976 wrote to memory of 1240 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 17 PID 976 wrote to memory of 1336 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 10 PID 976 wrote to memory of 1392 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 16 PID 976 wrote to memory of 1240 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 17 PID 976 wrote to memory of 1336 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 10 PID 976 wrote to memory of 1392 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 16 PID 976 wrote to memory of 1240 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 17 PID 976 wrote to memory of 1336 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 10 PID 976 wrote to memory of 1392 976 c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe 16 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe
Processes
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1336
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1392
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C:\Users\Admin\AppData\Local\Temp\c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe"C:\Users\Admin\AppData\Local\Temp\c08e666d56f6db8e55739f9ad7303c6d96e026e8f986e74c63bb2eac6223787b.exe"2⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Disables RegEdit via registry modification
- Windows security modification
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:976
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1240