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Analysis
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max time kernel
166s -
max time network
173s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
20/10/2022, 23:44
Static task
static1
Behavioral task
behavioral1
Sample
8d40ace90dbcf202d8f1930ad2fb52569d9c7f27d467016fc4b8cfa7f18b515a.exe
Resource
win7-20220901-en
General
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Target
8d40ace90dbcf202d8f1930ad2fb52569d9c7f27d467016fc4b8cfa7f18b515a.exe
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Size
199KB
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MD5
792732c8f9a883a0bf46d2c460bd66a2
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SHA1
3e0db382f81bb42d74a30c21d25e37a22690798f
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SHA256
8d40ace90dbcf202d8f1930ad2fb52569d9c7f27d467016fc4b8cfa7f18b515a
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SHA512
e92903632579124472daa0c18931a7f8e23d40d6c61c0bd87ae13bcbc3818621808cc04b695f84df746f77d79745a97f0879582386efcb3a6e6593e9d4f3adc4
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SSDEEP
3072:vkebWVc+HGg5eI+1BdoECG/4FfpdM2e3Sm8yikc0/jp8kVNN6/bF1rKzAHpgUrwN:MebANmTI+mVypJGIE81w5m
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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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 8d40ace90dbcf202d8f1930ad2fb52569d9c7f27d467016fc4b8cfa7f18b515a.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 8d40ace90dbcf202d8f1930ad2fb52569d9c7f27d467016fc4b8cfa7f18b515a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 8d40ace90dbcf202d8f1930ad2fb52569d9c7f27d467016fc4b8cfa7f18b515a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 8d40ace90dbcf202d8f1930ad2fb52569d9c7f27d467016fc4b8cfa7f18b515a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 8d40ace90dbcf202d8f1930ad2fb52569d9c7f27d467016fc4b8cfa7f18b515a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" 8d40ace90dbcf202d8f1930ad2fb52569d9c7f27d467016fc4b8cfa7f18b515a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 8d40ace90dbcf202d8f1930ad2fb52569d9c7f27d467016fc4b8cfa7f18b515a.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\system\DisableRegistryTools = "1" 8d40ace90dbcf202d8f1930ad2fb52569d9c7f27d467016fc4b8cfa7f18b515a.exe -
Disables Task Manager via registry modification
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Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 1240 netsh.exe -
resource yara_rule behavioral2/memory/1596-133-0x0000000002230000-0x0000000003263000-memory.dmp upx behavioral2/memory/1596-136-0x0000000002230000-0x0000000003263000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" 8d40ace90dbcf202d8f1930ad2fb52569d9c7f27d467016fc4b8cfa7f18b515a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 8d40ace90dbcf202d8f1930ad2fb52569d9c7f27d467016fc4b8cfa7f18b515a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" 8d40ace90dbcf202d8f1930ad2fb52569d9c7f27d467016fc4b8cfa7f18b515a.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc 8d40ace90dbcf202d8f1930ad2fb52569d9c7f27d467016fc4b8cfa7f18b515a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 8d40ace90dbcf202d8f1930ad2fb52569d9c7f27d467016fc4b8cfa7f18b515a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 8d40ace90dbcf202d8f1930ad2fb52569d9c7f27d467016fc4b8cfa7f18b515a.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 8d40ace90dbcf202d8f1930ad2fb52569d9c7f27d467016fc4b8cfa7f18b515a.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 8d40ace90dbcf202d8f1930ad2fb52569d9c7f27d467016fc4b8cfa7f18b515a.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1596 wrote to memory of 1240 1596 8d40ace90dbcf202d8f1930ad2fb52569d9c7f27d467016fc4b8cfa7f18b515a.exe 82 PID 1596 wrote to memory of 1240 1596 8d40ace90dbcf202d8f1930ad2fb52569d9c7f27d467016fc4b8cfa7f18b515a.exe 82 PID 1596 wrote to memory of 1240 1596 8d40ace90dbcf202d8f1930ad2fb52569d9c7f27d467016fc4b8cfa7f18b515a.exe 82 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 8d40ace90dbcf202d8f1930ad2fb52569d9c7f27d467016fc4b8cfa7f18b515a.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8d40ace90dbcf202d8f1930ad2fb52569d9c7f27d467016fc4b8cfa7f18b515a.exe"C:\Users\Admin\AppData\Local\Temp\8d40ace90dbcf202d8f1930ad2fb52569d9c7f27d467016fc4b8cfa7f18b515a.exe"1⤵
- UAC bypass
- Windows security bypass
- Disables RegEdit via registry modification
- Windows security modification
- Checks whether UAC is enabled
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1596 -
C:\Windows\SysWOW64\netsh.exenetsh firewall set opmode disable2⤵
- Modifies Windows Firewall
PID:1240
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