Analysis
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max time kernel
93s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
17-12-2024 03:00
Static task
static1
Behavioral task
behavioral1
Sample
39bd98e71d91f0ae08230df9c9c854e384509daa8672712997f5ee4915b356f6.exe
Resource
win7-20241023-en
General
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Target
39bd98e71d91f0ae08230df9c9c854e384509daa8672712997f5ee4915b356f6.exe
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Size
255KB
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MD5
d559a5e066e2b8923f654bf241aab948
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SHA1
5dee1b7b69254ca44ed6a2ad248028c16da99e23
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SHA256
39bd98e71d91f0ae08230df9c9c854e384509daa8672712997f5ee4915b356f6
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SHA512
8d9e0fb4450fc919ce5e9f543bd1991c7f01b9639aa6bc66245834e7082e380fcea2b24e0cb5df133fe6c7a511695ab69af13dea39b1052f5905cdc900ffd44f
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SSDEEP
6144:xIZTK/5WUBjUJvMqK4/B4nkZF8J13sqL9aYmg/cCTpXbH:xIxKhfpUo4/BK0FmstSpXbH
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\EnableFirewall = "0" 39bd98e71d91f0ae08230df9c9c854e384509daa8672712997f5ee4915b356f6.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" 39bd98e71d91f0ae08230df9c9c854e384509daa8672712997f5ee4915b356f6.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" 39bd98e71d91f0ae08230df9c9c854e384509daa8672712997f5ee4915b356f6.exe -
Sality family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 39bd98e71d91f0ae08230df9c9c854e384509daa8672712997f5ee4915b356f6.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 39bd98e71d91f0ae08230df9c9c854e384509daa8672712997f5ee4915b356f6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 39bd98e71d91f0ae08230df9c9c854e384509daa8672712997f5ee4915b356f6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 39bd98e71d91f0ae08230df9c9c854e384509daa8672712997f5ee4915b356f6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 39bd98e71d91f0ae08230df9c9c854e384509daa8672712997f5ee4915b356f6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 39bd98e71d91f0ae08230df9c9c854e384509daa8672712997f5ee4915b356f6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" 39bd98e71d91f0ae08230df9c9c854e384509daa8672712997f5ee4915b356f6.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 39bd98e71d91f0ae08230df9c9c854e384509daa8672712997f5ee4915b356f6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 39bd98e71d91f0ae08230df9c9c854e384509daa8672712997f5ee4915b356f6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 39bd98e71d91f0ae08230df9c9c854e384509daa8672712997f5ee4915b356f6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 39bd98e71d91f0ae08230df9c9c854e384509daa8672712997f5ee4915b356f6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" 39bd98e71d91f0ae08230df9c9c854e384509daa8672712997f5ee4915b356f6.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc 39bd98e71d91f0ae08230df9c9c854e384509daa8672712997f5ee4915b356f6.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 39bd98e71d91f0ae08230df9c9c854e384509daa8672712997f5ee4915b356f6.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 39bd98e71d91f0ae08230df9c9c854e384509daa8672712997f5ee4915b356f6.exe -
resource yara_rule behavioral2/memory/4856-2-0x0000000002230000-0x00000000032EA000-memory.dmp upx behavioral2/memory/4856-1-0x0000000002230000-0x00000000032EA000-memory.dmp upx behavioral2/memory/4856-4-0x0000000002230000-0x00000000032EA000-memory.dmp upx -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\e57b1eb 39bd98e71d91f0ae08230df9c9c854e384509daa8672712997f5ee4915b356f6.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 39bd98e71d91f0ae08230df9c9c854e384509daa8672712997f5ee4915b356f6.exe -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 39bd98e71d91f0ae08230df9c9c854e384509daa8672712997f5ee4915b356f6.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\39bd98e71d91f0ae08230df9c9c854e384509daa8672712997f5ee4915b356f6.exe"C:\Users\Admin\AppData\Local\Temp\39bd98e71d91f0ae08230df9c9c854e384509daa8672712997f5ee4915b356f6.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:4856
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