Analysis
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max time kernel
4s -
max time network
34s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
23-11-2022 15:52
Static task
static1
Behavioral task
behavioral1
Sample
137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe
Resource
win7-20221111-en
General
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Target
137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe
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Size
550KB
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MD5
439efae84238ce54fd613fa3268d4e06
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SHA1
b6e6c16bf1b53368f503aaf2e189bba809cec5ee
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SHA256
137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c
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SHA512
a9c17968eabdc8fef199c9b255f48c92112f1b5c0d173b3921ed00e23c82a08d47784ebcc00c03c0a3682c4d60e30de43af0911a93f4ccae2e0c59b247b0609d
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SSDEEP
6144:u9Mtzp5vblDqMCYghSWYg8aKYEFjdc555WMHSYgIxs6HGSYEU5B3A+Owq:mMtvzlDxihSS8aKQ7yYimFYbbA9wq
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
Processes:
137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe -
Processes:
137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe -
Processes:
137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe -
Processes:
resource yara_rule behavioral1/memory/1224-55-0x0000000001E90000-0x0000000002F1E000-memory.dmp upx behavioral1/memory/1224-58-0x0000000001E90000-0x0000000002F1E000-memory.dmp upx -
Processes:
137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe -
Processes:
137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe -
Drops file in Windows directory 1 IoCs
Processes:
137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exedescription ioc process File opened for modification C:\Windows\SYSTEM.INI 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exepid process 1224 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe -
Suspicious use of AdjustPrivilegeToken 21 IoCs
Processes:
137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exedescription pid process Token: SeDebugPrivilege 1224 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Token: SeDebugPrivilege 1224 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Token: SeDebugPrivilege 1224 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Token: SeDebugPrivilege 1224 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Token: SeDebugPrivilege 1224 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Token: SeDebugPrivilege 1224 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Token: SeDebugPrivilege 1224 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Token: SeDebugPrivilege 1224 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Token: SeDebugPrivilege 1224 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Token: SeDebugPrivilege 1224 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Token: SeDebugPrivilege 1224 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Token: SeDebugPrivilege 1224 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Token: SeDebugPrivilege 1224 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Token: SeDebugPrivilege 1224 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Token: SeDebugPrivilege 1224 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Token: SeDebugPrivilege 1224 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Token: SeDebugPrivilege 1224 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Token: SeDebugPrivilege 1224 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Token: SeDebugPrivilege 1224 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Token: SeDebugPrivilege 1224 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Token: SeDebugPrivilege 1224 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exedescription pid process target process PID 1224 wrote to memory of 1120 1224 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe taskhost.exe PID 1224 wrote to memory of 1192 1224 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Dwm.exe PID 1224 wrote to memory of 1284 1224 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe Explorer.EXE -
System policy modification 1 TTPs 1 IoCs
Processes:
137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1284
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C:\Users\Admin\AppData\Local\Temp\137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.exe"C:\Users\Admin\AppData\Local\Temp\137ea5e98932f21acbdc1e465d68fcd80b37d25ef251890b2380c8eb10ac469c.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 WriteProcessMemory
- System policy modification
PID:1224
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1192
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1120