Analysis
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max time kernel
149s -
max time network
80s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
06/11/2022, 19:12
Static task
static1
Behavioral task
behavioral1
Sample
290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe
Resource
win7-20220812-en
windows7-x64
16 signatures
150 seconds
General
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Target
290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe
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Size
125KB
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MD5
062f774e86f5b24d4e3b413400d5f4e7
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SHA1
ca346f6029e5bf4d0a731cb45e07ad0fea3826e4
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SHA256
290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce
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SHA512
db8c335fabf2bc65839f3eda1d0c93d9be7fb39b75eb988b36182458ad3e4fe7464de98a17680ce0eb9e0b8f4b2bab5c123efe7076b6500d1b413c2537a30418
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SSDEEP
1536:9keL+ggZgaFwwaGvgUkyabeAOlIZpnFzDPCxaNfkHnMzXk7Lgg:9kICggwwa6NCezup0xa9MnMzXSgg
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" 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.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" 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe -
Disables Task Manager via registry modification
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resource yara_rule behavioral1/memory/1088-55-0x00000000008B0000-0x000000000193E000-memory.dmp upx behavioral1/memory/1088-58-0x00000000008B0000-0x000000000193E000-memory.dmp upx behavioral1/memory/1088-61-0x00000000008B0000-0x000000000193E000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe -
Drops file in Program Files directory 5 IoCs
description ioc Process File opened for modification C:\PROGRAM FILES\7-ZIP\7zG.exe 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe File opened for modification C:\PROGRAM FILES\7-ZIP\Uninstall.exe 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe File opened for modification C:\PROGRAM FILES (X86)\MICROSOFT OFFICE\OFFICE14\BCSSYNC.EXE 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe File opened for modification C:\PROGRAM FILES\7-ZIP\7z.exe 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe File opened for modification C:\PROGRAM FILES\7-ZIP\7zFM.exe 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SYSTEM.INI 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.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 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe -
Suspicious use of AdjustPrivilegeToken 21 IoCs
description pid Process Token: SeDebugPrivilege 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Token: SeDebugPrivilege 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Token: SeDebugPrivilege 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Token: SeDebugPrivilege 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Token: SeDebugPrivilege 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Token: SeDebugPrivilege 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Token: SeDebugPrivilege 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Token: SeDebugPrivilege 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Token: SeDebugPrivilege 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Token: SeDebugPrivilege 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Token: SeDebugPrivilege 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Token: SeDebugPrivilege 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Token: SeDebugPrivilege 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Token: SeDebugPrivilege 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Token: SeDebugPrivilege 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Token: SeDebugPrivilege 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Token: SeDebugPrivilege 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Token: SeDebugPrivilege 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Token: SeDebugPrivilege 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Token: SeDebugPrivilege 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe Token: SeDebugPrivilege 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe -
Suspicious use of WriteProcessMemory 42 IoCs
description pid Process procid_target PID 1088 wrote to memory of 1140 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 11 PID 1088 wrote to memory of 1208 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 10 PID 1088 wrote to memory of 1256 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 9 PID 1088 wrote to memory of 1140 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 11 PID 1088 wrote to memory of 1208 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 10 PID 1088 wrote to memory of 1256 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 9 PID 1088 wrote to memory of 1140 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 11 PID 1088 wrote to memory of 1208 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 10 PID 1088 wrote to memory of 1256 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 9 PID 1088 wrote to memory of 1140 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 11 PID 1088 wrote to memory of 1208 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 10 PID 1088 wrote to memory of 1256 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 9 PID 1088 wrote to memory of 1140 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 11 PID 1088 wrote to memory of 1208 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 10 PID 1088 wrote to memory of 1256 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 9 PID 1088 wrote to memory of 1140 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 11 PID 1088 wrote to memory of 1208 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 10 PID 1088 wrote to memory of 1256 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 9 PID 1088 wrote to memory of 1140 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 11 PID 1088 wrote to memory of 1208 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 10 PID 1088 wrote to memory of 1256 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 9 PID 1088 wrote to memory of 1140 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 11 PID 1088 wrote to memory of 1208 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 10 PID 1088 wrote to memory of 1256 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 9 PID 1088 wrote to memory of 1140 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 11 PID 1088 wrote to memory of 1208 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 10 PID 1088 wrote to memory of 1256 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 9 PID 1088 wrote to memory of 1140 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 11 PID 1088 wrote to memory of 1208 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 10 PID 1088 wrote to memory of 1256 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 9 PID 1088 wrote to memory of 1140 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 11 PID 1088 wrote to memory of 1208 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 10 PID 1088 wrote to memory of 1256 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 9 PID 1088 wrote to memory of 1140 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 11 PID 1088 wrote to memory of 1208 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 10 PID 1088 wrote to memory of 1256 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 9 PID 1088 wrote to memory of 1140 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 11 PID 1088 wrote to memory of 1208 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 10 PID 1088 wrote to memory of 1256 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 9 PID 1088 wrote to memory of 1140 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 11 PID 1088 wrote to memory of 1208 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 10 PID 1088 wrote to memory of 1256 1088 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe 9 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1256
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C:\Users\Admin\AppData\Local\Temp\290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.exe"C:\Users\Admin\AppData\Local\Temp\290f90ebe35369c04db85e8655570cc5a33720d50fc296bd86e621fd9597bcce.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:1088
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1208
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1140