Analysis
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max time kernel
92s -
max time network
96s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
06/12/2024, 03:07
Static task
static1
Behavioral task
behavioral1
Sample
bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.exe
Resource
win7-20240903-en
General
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Target
bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.exe
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Size
2.1MB
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MD5
cf88edecc584cf53c090df3346653533
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SHA1
1356d62f5cf236f06410a3f8ab51627d70690b74
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SHA256
bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad
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SHA512
2333ecf106b963a14f4c66498afcdbaa1cd945c9ded1241ffaa993ad7f765f4ac877d66000faf52264b14dc828aea1311249dbcfd74ab32efb9d929749279baa
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SSDEEP
49152:oqa3sbSXYnVLFrki7c6bUfdJrzsBxvpBTGBxgbRWf1jPNT:9VbKYVLFrr7bYFJrzsBxvpBTn4
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" bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.exe -
Sality family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.exe -
resource yara_rule behavioral2/memory/4228-3-0x0000000002740000-0x00000000037FA000-memory.dmp upx behavioral2/memory/4228-7-0x0000000002740000-0x00000000037FA000-memory.dmp upx behavioral2/memory/4228-4-0x0000000002740000-0x00000000037FA000-memory.dmp upx -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\e578ca0 bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.exe File opened for modification C:\Windows\SYSTEM.INI bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.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 bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4228 bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.exe -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.exe"C:\Users\Admin\AppData\Local\Temp\bf828a408305bb0bfe8a7af99ae43759e40b757e179143c22f51606e2a2cb3ad.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
- Suspicious use of SetWindowsHookEx
- System policy modification
PID:4228
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