Analysis
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max time kernel
164s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
30/10/2022, 01:38
Static task
static1
Behavioral task
behavioral1
Sample
f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe
Resource
win7-20220812-en
windows7-x64
16 signatures
150 seconds
General
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Target
f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe
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Size
167KB
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MD5
a2a8b18cc13af5f0d901cbbbfb98a1ac
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SHA1
a62e7efc8fad33bcae11bd8fa4e304ed6158b5ff
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SHA256
f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4
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SHA512
adc9970361c9795c213f541846152472022571943e00a29bf2efc379d9b88d7df56dd106719138c8b8d5141c069d7451059658455c554aa2a599571a9ec3935b
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SSDEEP
3072:VNQKPWDy9I0fFJltZrpRgv3hziZ1RreKWwP3Js3yD:VNSDy9IkFthpkicjwP54
Malware Config
Extracted
Family
sality
C2
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
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Policies\system\DisableRegistryTools = "1" f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe -
Disables Task Manager via registry modification
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resource yara_rule behavioral1/memory/1884-55-0x0000000002430000-0x00000000034BE000-memory.dmp upx behavioral1/memory/1884-58-0x0000000002430000-0x00000000034BE000-memory.dmp upx behavioral1/memory/1884-61-0x0000000002430000-0x00000000034BE000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe -
Drops file in Program Files directory 5 IoCs
description ioc Process File opened for modification C:\PROGRAM FILES (X86)\MICROSOFT OFFICE\OFFICE14\BCSSYNC.EXE f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe File opened for modification C:\PROGRAM FILES\7-ZIP\7z.exe f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe File opened for modification C:\PROGRAM FILES\7-ZIP\7zFM.exe f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe File opened for modification C:\PROGRAM FILES\7-ZIP\7zG.exe f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe File opened for modification C:\PROGRAM FILES\7-ZIP\Uninstall.exe f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SYSTEM.INI f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.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
pid Process 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe -
Suspicious use of AdjustPrivilegeToken 21 IoCs
description pid Process Token: SeDebugPrivilege 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Token: SeDebugPrivilege 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Token: SeDebugPrivilege 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Token: SeDebugPrivilege 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Token: SeDebugPrivilege 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Token: SeDebugPrivilege 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Token: SeDebugPrivilege 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Token: SeDebugPrivilege 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Token: SeDebugPrivilege 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Token: SeDebugPrivilege 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Token: SeDebugPrivilege 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Token: SeDebugPrivilege 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Token: SeDebugPrivilege 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Token: SeDebugPrivilege 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Token: SeDebugPrivilege 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Token: SeDebugPrivilege 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Token: SeDebugPrivilege 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Token: SeDebugPrivilege 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Token: SeDebugPrivilege 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Token: SeDebugPrivilege 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe Token: SeDebugPrivilege 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe -
Suspicious use of WriteProcessMemory 42 IoCs
description pid Process procid_target PID 1884 wrote to memory of 1124 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 24 PID 1884 wrote to memory of 1192 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 23 PID 1884 wrote to memory of 1236 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 22 PID 1884 wrote to memory of 1124 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 24 PID 1884 wrote to memory of 1192 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 23 PID 1884 wrote to memory of 1236 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 22 PID 1884 wrote to memory of 1124 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 24 PID 1884 wrote to memory of 1192 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 23 PID 1884 wrote to memory of 1236 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 22 PID 1884 wrote to memory of 1124 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 24 PID 1884 wrote to memory of 1192 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 23 PID 1884 wrote to memory of 1236 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 22 PID 1884 wrote to memory of 1124 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 24 PID 1884 wrote to memory of 1192 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 23 PID 1884 wrote to memory of 1236 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 22 PID 1884 wrote to memory of 1124 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 24 PID 1884 wrote to memory of 1192 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 23 PID 1884 wrote to memory of 1236 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 22 PID 1884 wrote to memory of 1124 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 24 PID 1884 wrote to memory of 1192 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 23 PID 1884 wrote to memory of 1236 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 22 PID 1884 wrote to memory of 1124 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 24 PID 1884 wrote to memory of 1192 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 23 PID 1884 wrote to memory of 1236 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 22 PID 1884 wrote to memory of 1124 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 24 PID 1884 wrote to memory of 1192 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 23 PID 1884 wrote to memory of 1236 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 22 PID 1884 wrote to memory of 1124 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 24 PID 1884 wrote to memory of 1192 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 23 PID 1884 wrote to memory of 1236 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 22 PID 1884 wrote to memory of 1124 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 24 PID 1884 wrote to memory of 1192 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 23 PID 1884 wrote to memory of 1236 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 22 PID 1884 wrote to memory of 1124 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 24 PID 1884 wrote to memory of 1192 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 23 PID 1884 wrote to memory of 1236 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 22 PID 1884 wrote to memory of 1124 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 24 PID 1884 wrote to memory of 1192 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 23 PID 1884 wrote to memory of 1236 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 22 PID 1884 wrote to memory of 1124 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 24 PID 1884 wrote to memory of 1192 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 23 PID 1884 wrote to memory of 1236 1884 f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe 22 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1236
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C:\Users\Admin\AppData\Local\Temp\f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.exe"C:\Users\Admin\AppData\Local\Temp\f2941f4c446b15d45157d6f028159009be9a45fe27ecedf33d885742f078c6c4.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:1884
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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:1124