Analysis
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max time kernel
140s -
max time network
19s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
19-09-2024 15:05
Static task
static1
Behavioral task
behavioral1
Sample
patch.exe
Resource
win7-20240903-en
General
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Target
patch.exe
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Size
1.1MB
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MD5
54cb7e59177f531d259295d73a02f71c
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SHA1
5e214e05610758004a4c6a8ccb2fbd75cffdca39
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SHA256
272c3b974870f938abeb3fe970e034e28f57a558f727af62b0a3a94132c2422d
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SHA512
ed8f3bf7cfc2be8ae0d3e8d897ac57c03ea9b1992326fea704d5444a576b1893c016025f8d632d72a660b946ca354dfa2c0a5b1595023a48975de6120163b721
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SSDEEP
24576:LlW/B0r+cd8xoa7xb0+hw8YajXiM8lwiswjx/ZyGS5zW:05I+cax/lbPhlvYwDGEGS5zW
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" patch.exe -
Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Wine patch.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
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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" patch.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 2052 patch.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe patch.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 patch.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2052 patch.exe 2052 patch.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2052 patch.exe Token: SeShutdownPrivilege 2052 patch.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2052 patch.exe -
System policy modification 1 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System patch.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" patch.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\patch.exe"C:\Users\Admin\AppData\Local\Temp\patch.exe"1⤵
- UAC bypass
- Identifies Wine through registry keys
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- System policy modification
PID:2052
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
2Virtualization/Sandbox Evasion
1