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Analysis
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max time kernel
43s -
max time network
48s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
20/10/2022, 11:47
Static task
static1
Behavioral task
behavioral1
Sample
5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe
Resource
win7-20220901-en
General
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Target
5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe
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Size
1.7MB
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MD5
9629c37433445c8a855a62b8960233bb
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SHA1
d49cc8c0e304dd50bf48941fb8a7d8b524ab0d29
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SHA256
5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6
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SHA512
686d0b739a975b119bd918b3ec8d8ceff47c311b77e133fc44d7e0296e0101d692054f85cd21e3323cc823aa04cf7b418ffb06f761cb8657d99145d239c9d9fe
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SSDEEP
49152:ifYTOYKPu/cEjiEO5ItDVrjwzOe2QMMgMM95NY47A:zljiEO5IhOxMMgMM7NY4k
Malware Config
Extracted
sality
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/
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" 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe -
resource yara_rule behavioral1/memory/2016-55-0x00000000025C0000-0x000000000364E000-memory.dmp upx behavioral1/memory/2016-57-0x00000000025C0000-0x000000000364E000-memory.dmp upx behavioral1/memory/2016-60-0x00000000025C0000-0x000000000364E000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SYSTEM.INI 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2016 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe -
Suspicious use of AdjustPrivilegeToken 19 IoCs
description pid Process Token: SeDebugPrivilege 2016 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Token: SeDebugPrivilege 2016 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Token: SeDebugPrivilege 2016 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Token: SeDebugPrivilege 2016 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Token: SeDebugPrivilege 2016 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Token: SeDebugPrivilege 2016 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Token: SeDebugPrivilege 2016 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Token: SeDebugPrivilege 2016 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Token: SeDebugPrivilege 2016 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Token: SeDebugPrivilege 2016 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Token: SeDebugPrivilege 2016 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Token: SeDebugPrivilege 2016 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Token: SeDebugPrivilege 2016 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Token: SeDebugPrivilege 2016 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Token: SeDebugPrivilege 2016 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Token: SeDebugPrivilege 2016 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Token: SeDebugPrivilege 2016 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Token: SeDebugPrivilege 2016 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe Token: SeDebugPrivilege 2016 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2016 wrote to memory of 1244 2016 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe 14 PID 2016 wrote to memory of 1332 2016 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe 13 PID 2016 wrote to memory of 1368 2016 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe 12 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1368
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C:\Users\Admin\AppData\Local\Temp\5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe"C:\Users\Admin\AppData\Local\Temp\5c631b67955d5739d26722c7e4e809c24624ebfd842e5fad3a3e29313e6362c6.exe"2⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Windows security modification
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2016
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1332
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1244