Analysis
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max time kernel
31s -
max time network
34s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
21/11/2022, 08:29
Static task
static1
Behavioral task
behavioral1
Sample
c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe
Resource
win7-20221111-en
General
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Target
c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe
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Size
1018KB
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MD5
20ff4c85a4eac7f904f1a227cd9d6e20
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SHA1
b1f0fe22cae8aaedb5f10c857117c128df45e9ba
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SHA256
c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18
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SHA512
595fd1fb9443f251715200e0610589a8f6e14897156954be5fceac9976536c0a1824ae52ca8813182a7c31b4fa0548fba529b9e6b181f498892ba59974aa9255
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SSDEEP
24576:s7rIF0DBd/s6RrdrY7LSVo5ZO4hT13tPZ2jjD6:svI+FdE6RhU2yO4hTdtPZ+f6
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
http://www.klkjwre9fqwieluoi.info/
http://kukutrustnet777888.info/
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" c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe -
resource yara_rule behavioral1/memory/1348-55-0x0000000002020000-0x00000000030AE000-memory.dmp upx behavioral1/memory/1348-57-0x0000000002020000-0x00000000030AE000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SYSTEM.INI c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1348 c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe -
Suspicious use of AdjustPrivilegeToken 21 IoCs
description pid Process Token: SeDebugPrivilege 1348 c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Token: SeDebugPrivilege 1348 c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Token: SeDebugPrivilege 1348 c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Token: SeDebugPrivilege 1348 c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Token: SeDebugPrivilege 1348 c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Token: SeDebugPrivilege 1348 c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Token: SeDebugPrivilege 1348 c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Token: SeDebugPrivilege 1348 c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Token: SeDebugPrivilege 1348 c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Token: SeDebugPrivilege 1348 c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Token: SeDebugPrivilege 1348 c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Token: SeDebugPrivilege 1348 c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Token: SeDebugPrivilege 1348 c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Token: SeDebugPrivilege 1348 c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Token: SeDebugPrivilege 1348 c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Token: SeDebugPrivilege 1348 c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Token: SeDebugPrivilege 1348 c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Token: SeDebugPrivilege 1348 c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Token: SeDebugPrivilege 1348 c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Token: SeDebugPrivilege 1348 c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe Token: SeDebugPrivilege 1348 c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1348 c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1348 wrote to memory of 1128 1348 c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe 10 PID 1348 wrote to memory of 1188 1348 c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe 18 PID 1348 wrote to memory of 1232 1348 c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe 17 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe
Processes
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1128
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1232
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C:\Users\Admin\AppData\Local\Temp\c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe"C:\Users\Admin\AppData\Local\Temp\c18ac5df9efe92cc3f67f8712ef388b7a2ebcee1e24fc305c8c0a921f55b4b18.exe"2⤵
- 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
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1348
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1188