Analysis
-
max time kernel
127s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
10-10-2023 22:43
Static task
static1
Behavioral task
behavioral1
Sample
737d7ee27ce62b5606970dd7564a55ce41dc49452a97952f62db482366f84631.exe
Resource
win7-20230831-en
General
-
Target
737d7ee27ce62b5606970dd7564a55ce41dc49452a97952f62db482366f84631.exe
-
Size
1.9MB
-
MD5
bf871679e38ef627c5affe87b35a4ac8
-
SHA1
b43830a588b1b7e53b4e5cdcc8167a6d65045d18
-
SHA256
737d7ee27ce62b5606970dd7564a55ce41dc49452a97952f62db482366f84631
-
SHA512
b2cc2556fe7209f3914137fc34eef982ef672474e80794dcd07732600821e98758744b1adf13a0bc10e292f56bc539ccb35ba23e07773792b4b27a0e44e3486d
-
SSDEEP
24576:kzbqLh//9lf8DUAbFHm3EUCQLj6NlguzlHTLTS+1FJXWg:AbKdg+0mLj4lF5TLT5z
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
Signatures
-
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" 737d7ee27ce62b5606970dd7564a55ce41dc49452a97952f62db482366f84631.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" 737d7ee27ce62b5606970dd7564a55ce41dc49452a97952f62db482366f84631.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" 737d7ee27ce62b5606970dd7564a55ce41dc49452a97952f62db482366f84631.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 737d7ee27ce62b5606970dd7564a55ce41dc49452a97952f62db482366f84631.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" 737d7ee27ce62b5606970dd7564a55ce41dc49452a97952f62db482366f84631.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 737d7ee27ce62b5606970dd7564a55ce41dc49452a97952f62db482366f84631.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 737d7ee27ce62b5606970dd7564a55ce41dc49452a97952f62db482366f84631.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 737d7ee27ce62b5606970dd7564a55ce41dc49452a97952f62db482366f84631.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 737d7ee27ce62b5606970dd7564a55ce41dc49452a97952f62db482366f84631.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 737d7ee27ce62b5606970dd7564a55ce41dc49452a97952f62db482366f84631.exe -
resource yara_rule behavioral2/memory/3312-2-0x0000000002500000-0x00000000035BA000-memory.dmp upx behavioral2/memory/3312-4-0x0000000002500000-0x00000000035BA000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 737d7ee27ce62b5606970dd7564a55ce41dc49452a97952f62db482366f84631.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 737d7ee27ce62b5606970dd7564a55ce41dc49452a97952f62db482366f84631.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" 737d7ee27ce62b5606970dd7564a55ce41dc49452a97952f62db482366f84631.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc 737d7ee27ce62b5606970dd7564a55ce41dc49452a97952f62db482366f84631.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 737d7ee27ce62b5606970dd7564a55ce41dc49452a97952f62db482366f84631.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 737d7ee27ce62b5606970dd7564a55ce41dc49452a97952f62db482366f84631.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 737d7ee27ce62b5606970dd7564a55ce41dc49452a97952f62db482366f84631.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 737d7ee27ce62b5606970dd7564a55ce41dc49452a97952f62db482366f84631.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\e57c505 737d7ee27ce62b5606970dd7564a55ce41dc49452a97952f62db482366f84631.exe File opened for modification C:\Windows\SYSTEM.INI 737d7ee27ce62b5606970dd7564a55ce41dc49452a97952f62db482366f84631.exe -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 737d7ee27ce62b5606970dd7564a55ce41dc49452a97952f62db482366f84631.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\737d7ee27ce62b5606970dd7564a55ce41dc49452a97952f62db482366f84631.exe"C:\Users\Admin\AppData\Local\Temp\737d7ee27ce62b5606970dd7564a55ce41dc49452a97952f62db482366f84631.exe"1⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Windows security modification
- Checks whether UAC is enabled
- Drops file in Windows directory
- System policy modification
PID:3312
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Create or Modify System Process
1Windows Service
1