Analysis
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max time kernel
151s -
max time network
94s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
23-11-2022 15:49
Static task
static1
Behavioral task
behavioral1
Sample
b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe
Resource
win7-20220901-en
General
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Target
b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe
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Size
243KB
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MD5
349b0d1a3449939d4f8e778aa5af881d
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SHA1
da1ae6474d6b6526449a3352307baae6b8050f7c
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SHA256
b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39
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SHA512
c5c43c210dda96e4963d3f8eff8239addd72fbc8f760fbc636620eebad3c4d05311828a5b6f2ec3ad45864e3557bd84674393c8067a00f343251779dc44e3f1f
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SSDEEP
3072:3YgJesFiglPZ1yxyvZcMO/6T4nIB5B35c8aObB34vP8+bVNkfcYaMfs9E3hzlep:V5FplxAAZcR/6TkINJLxF3iNocsk01A
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/
http://klkjwre77638dfqwieuoi888.info/
Signatures
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Modifies firewall policy service 2 TTPs 3 IoCs
Processes:
b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe -
Processes:
b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe -
Processes:
b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe -
Disables RegEdit via registry modification 1 IoCs
Processes:
b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Policies\system\DisableRegistryTools = "1" b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe -
Disables Task Manager via registry modification
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Processes:
resource yara_rule behavioral1/memory/1492-55-0x0000000002440000-0x00000000034CE000-memory.dmp upx behavioral1/memory/1492-60-0x0000000002440000-0x00000000034CE000-memory.dmp upx -
Processes:
b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe -
Processes:
b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe -
Drops file in Program Files directory 5 IoCs
Processes:
b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exedescription ioc process File opened for modification C:\PROGRAM FILES (X86)\MICROSOFT OFFICE\OFFICE14\BCSSYNC.EXE b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe File opened for modification C:\PROGRAM FILES\7-ZIP\7z.exe b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe File opened for modification C:\PROGRAM FILES\7-ZIP\7zFM.exe b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe File opened for modification C:\PROGRAM FILES\7-ZIP\7zG.exe b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe File opened for modification C:\PROGRAM FILES\7-ZIP\Uninstall.exe b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe -
Drops file in Windows directory 1 IoCs
Processes:
b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exedescription ioc process File opened for modification C:\Windows\SYSTEM.INI b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exepid process 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe -
Suspicious use of AdjustPrivilegeToken 20 IoCs
Processes:
b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exedescription pid process Token: SeDebugPrivilege 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Token: SeDebugPrivilege 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Token: SeDebugPrivilege 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Token: SeDebugPrivilege 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Token: SeDebugPrivilege 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Token: SeDebugPrivilege 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Token: SeDebugPrivilege 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Token: SeDebugPrivilege 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Token: SeDebugPrivilege 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Token: SeDebugPrivilege 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Token: SeDebugPrivilege 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Token: SeDebugPrivilege 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Token: SeDebugPrivilege 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Token: SeDebugPrivilege 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Token: SeDebugPrivilege 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Token: SeDebugPrivilege 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Token: SeDebugPrivilege 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Token: SeDebugPrivilege 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Token: SeDebugPrivilege 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Token: SeDebugPrivilege 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe -
Suspicious use of WriteProcessMemory 42 IoCs
Processes:
b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exedescription pid process target process PID 1492 wrote to memory of 1280 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe taskhost.exe PID 1492 wrote to memory of 1396 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Dwm.exe PID 1492 wrote to memory of 1424 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Explorer.EXE PID 1492 wrote to memory of 1280 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe taskhost.exe PID 1492 wrote to memory of 1396 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Dwm.exe PID 1492 wrote to memory of 1424 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Explorer.EXE PID 1492 wrote to memory of 1280 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe taskhost.exe PID 1492 wrote to memory of 1396 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Dwm.exe PID 1492 wrote to memory of 1424 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Explorer.EXE PID 1492 wrote to memory of 1280 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe taskhost.exe PID 1492 wrote to memory of 1396 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Dwm.exe PID 1492 wrote to memory of 1424 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Explorer.EXE PID 1492 wrote to memory of 1280 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe taskhost.exe PID 1492 wrote to memory of 1396 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Dwm.exe PID 1492 wrote to memory of 1424 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Explorer.EXE PID 1492 wrote to memory of 1280 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe taskhost.exe PID 1492 wrote to memory of 1396 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Dwm.exe PID 1492 wrote to memory of 1424 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Explorer.EXE PID 1492 wrote to memory of 1280 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe taskhost.exe PID 1492 wrote to memory of 1396 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Dwm.exe PID 1492 wrote to memory of 1424 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Explorer.EXE PID 1492 wrote to memory of 1280 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe taskhost.exe PID 1492 wrote to memory of 1396 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Dwm.exe PID 1492 wrote to memory of 1424 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Explorer.EXE PID 1492 wrote to memory of 1280 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe taskhost.exe PID 1492 wrote to memory of 1396 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Dwm.exe PID 1492 wrote to memory of 1424 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Explorer.EXE PID 1492 wrote to memory of 1280 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe taskhost.exe PID 1492 wrote to memory of 1396 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Dwm.exe PID 1492 wrote to memory of 1424 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Explorer.EXE PID 1492 wrote to memory of 1280 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe taskhost.exe PID 1492 wrote to memory of 1396 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Dwm.exe PID 1492 wrote to memory of 1424 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Explorer.EXE PID 1492 wrote to memory of 1280 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe taskhost.exe PID 1492 wrote to memory of 1396 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Dwm.exe PID 1492 wrote to memory of 1424 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Explorer.EXE PID 1492 wrote to memory of 1280 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe taskhost.exe PID 1492 wrote to memory of 1396 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Dwm.exe PID 1492 wrote to memory of 1424 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Explorer.EXE PID 1492 wrote to memory of 1280 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe taskhost.exe PID 1492 wrote to memory of 1396 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Dwm.exe PID 1492 wrote to memory of 1424 1492 b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe Explorer.EXE -
System policy modification 1 TTPs 1 IoCs
Processes:
b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1424
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C:\Users\Admin\AppData\Local\Temp\b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe"C:\Users\Admin\AppData\Local\Temp\b0e66fe0747634ee6474092077e2c39a9e6e4e434720b415c556348f92293b39.exe"2⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Disables RegEdit via registry modification
- Windows security modification
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1492
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1396
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1280