Analysis
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max time kernel
93s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
26-12-2024 14:54
Static task
static1
Behavioral task
behavioral1
Sample
b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.exe
Resource
win7-20241010-en
General
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Target
b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.exe
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Size
801KB
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MD5
a9a1b50fda59e83a4ef8cb6542ebf6cd
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SHA1
2a74a9a64ea4915f04c15091886b66167bcd10ff
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SHA256
b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756
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SHA512
6ff649561afbd26846e85025e3141c45f7ec2b2697b4ccf2f0b5cb68bc7eab77523c0299f52a7ad8d8330aa7b06fa5ce09127d122e8f90d99bb87f09e6cb521b
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SSDEEP
12288:hLCdICnX25awdAggvSV2xNj/3jb9mg/jxIWRV/Tucqlcjqo8c4:gNnXgawd4SV27zbsAjxxucqlcL8c
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
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Modifies firewall policy service 3 TTPs 3 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.exe -
Sality family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.exe -
resource yara_rule behavioral2/memory/3344-1-0x00000000023E0000-0x000000000349A000-memory.dmp upx behavioral2/memory/3344-2-0x00000000023E0000-0x000000000349A000-memory.dmp upx -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\e578b87 b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.exe -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.exe"C:\Users\Admin\AppData\Local\Temp\b37cf5ce205638b6f4b0caacfb5ea8fe5eb6daa814965e584ac71f6c57cbc756.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 Location Discovery: System Language Discovery
- System policy modification
PID:3344
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Create or Modify System Process
1Windows Service
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
4Disable or Modify System Firewall
1Disable or Modify Tools
3Modify Registry
5