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Analysis
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max time kernel
38s -
max time network
44s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
02/10/2022, 16:51
Static task
static1
Behavioral task
behavioral1
Sample
50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe
Resource
win7-20220812-en
General
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Target
50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe
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Size
744KB
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MD5
67b784ee5cb57165d840535fd132dac8
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SHA1
1c25cafbeb127ca4ca0537ec04493c1991bf8db9
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SHA256
50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68
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SHA512
298ff56144abfc84ed220274f5c76bd8f0384d5052fc0dd932ac6d14dc838677d96dfcdf39c9b2ddb5d9edcc51dbe9beffb97c6e6934a85e7fc8c88523682f0b
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SSDEEP
12288:NTyjXW+48qWywrU4kGFezOAVuJ5PIcww7F5DO3HYffB3NItGKa:RIXW/8yw1ez54lI6F5SXYHBdxd
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/
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" 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Policies\system\DisableRegistryTools = "1" 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe -
Disables Task Manager via registry modification
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resource yara_rule behavioral1/memory/1672-56-0x00000000025E0000-0x000000000366E000-memory.dmp upx behavioral1/memory/1672-57-0x00000000025E0000-0x000000000366E000-memory.dmp upx behavioral1/memory/1672-60-0x00000000025E0000-0x000000000366E000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SYSTEM.INI 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1672 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe -
Suspicious use of AdjustPrivilegeToken 20 IoCs
description pid Process Token: SeDebugPrivilege 1672 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Token: SeDebugPrivilege 1672 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Token: SeDebugPrivilege 1672 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Token: SeDebugPrivilege 1672 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Token: SeDebugPrivilege 1672 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Token: SeDebugPrivilege 1672 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Token: SeDebugPrivilege 1672 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Token: SeDebugPrivilege 1672 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Token: SeDebugPrivilege 1672 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Token: SeDebugPrivilege 1672 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Token: SeDebugPrivilege 1672 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Token: SeDebugPrivilege 1672 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Token: SeDebugPrivilege 1672 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Token: SeDebugPrivilege 1672 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Token: SeDebugPrivilege 1672 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Token: SeDebugPrivilege 1672 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Token: SeDebugPrivilege 1672 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Token: SeDebugPrivilege 1672 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Token: SeDebugPrivilege 1672 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe Token: SeDebugPrivilege 1672 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1672 wrote to memory of 1252 1672 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe 14 PID 1672 wrote to memory of 1344 1672 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe 16 PID 1672 wrote to memory of 1408 1672 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe 17 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe
Processes
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1252
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1344
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1408
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C:\Users\Admin\AppData\Local\Temp\50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.exe"C:\Users\Admin\AppData\Local\Temp\50e13ac64cfe51956b5c15465796c4f645e79750cbe6f36a6e7aead598fc5b68.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 Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1672
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