Analysis
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max time kernel
131s -
max time network
143s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
06/11/2022, 14:29
Static task
static1
Behavioral task
behavioral1
Sample
Trojan-Ransom.Win32.Blocker.exe
Resource
win7-20220812-en
9 signatures
150 seconds
General
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Target
Trojan-Ransom.Win32.Blocker.exe
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Size
124KB
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MD5
38dd72b242538462324d3bc18e0b4778
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SHA1
7e8c8bd919ee479606c36882d48c4a74d19614c4
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SHA256
116da4358543fb75e6ca4efaee18a9b18af2bd0496528e2805c318694d79d62f
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SHA512
1bce406d15ddbe9fed53af456ea0e21755f0ddea825d0a5c5c0c108ab8b00de74eaab39cacb7eb4bea5b2393b4ff9d8a5503cb1efd9a9eafe10c3f3af8df1afe
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SSDEEP
3072:s+ELu8G993lZ78isw15Cp0hR7ShUeNXxhbO3:s+jVj8isw1op0hR7ShUr
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" Trojan-Ransom.Win32.Blocker.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UACDisableNotify = "0" Trojan-Ransom.Win32.Blocker.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UACDisableNotify = "0" Trojan-Ransom.Win32.Blocker.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" Trojan-Ransom.Win32.Blocker.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\resim.jpg Trojan-Ransom.Win32.Blocker.exe -
Modifies registry class 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Codepage Trojan-Ransom.Win32.Blocker.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database Trojan-Ransom.Win32.Blocker.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Charset Trojan-Ransom.Win32.Blocker.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeBackupPrivilege 548 Trojan-Ransom.Win32.Blocker.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 548 Trojan-Ransom.Win32.Blocker.exe 548 Trojan-Ransom.Win32.Blocker.exe 548 Trojan-Ransom.Win32.Blocker.exe 548 Trojan-Ransom.Win32.Blocker.exe -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" Trojan-Ransom.Win32.Blocker.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Trojan-Ransom.Win32.Blocker.exe"C:\Users\Admin\AppData\Local\Temp\Trojan-Ransom.Win32.Blocker.exe"1⤵
- UAC bypass
- Windows security bypass
- Windows security modification
- Checks whether UAC is enabled
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- System policy modification
PID:548