Analysis
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max time kernel
121s -
max time network
128s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
19/02/2024, 23:33
Static task
static1
Behavioral task
behavioral1
Sample
2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe
Resource
win7-20231215-en
General
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Target
2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe
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Size
2.5MB
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MD5
0dbadddd2e02a8d51e40f6ea25de01ea
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SHA1
44bca0cf0275a277fd1f9bc61486c286d50a6c23
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SHA256
2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d
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SHA512
03a99a3b16af54ba1098f07d6cf277adfc8e0c76e6e5b442471399432c42e64a63ddfecc98f11f39d19cee97defba35ddad59cb78b17f159938452aeaa2d471c
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SSDEEP
49152:9Q4FiPb0cknuOaJO9acs2JP05ABxCJgqUsA/usYpnEj4V:9Q4sPb09na+f+5AB/qUkV
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 2 TTPs 3 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe -
resource yara_rule behavioral1/memory/1104-1-0x00000000020E0000-0x000000000319A000-memory.dmp upx behavioral1/memory/1104-3-0x00000000020E0000-0x000000000319A000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\f76af23 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe File opened for modification C:\Windows\SYSTEM.INI 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 1104 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe 1104 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe 1104 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe 1104 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe 1104 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe 1104 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe 1104 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe 1104 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe 1104 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe 1104 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe"C:\Users\Admin\AppData\Local\Temp\2b4c82794f9e514f7c50029caffc07af5a02e36021b8342238c7fc93fe75b51d.exe"1⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Windows security modification
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- System policy modification
PID:1104
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Create or Modify System Process
1Windows Service
1