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Analysis
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max time kernel
151s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
11/10/2022, 11:25
Static task
static1
Behavioral task
behavioral1
Sample
357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe
Resource
win7-20220812-en
windows7-x64
16 signatures
150 seconds
General
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Target
357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe
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Size
100KB
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MD5
6544986f166d76931b636835fd0da945
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SHA1
bffab86278ac792de608d5c2fd1567cd5ff2e4d2
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SHA256
357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73
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SHA512
64ff32b0df0ab125c545f14573383de11e8b6324143354c6a48c4874f81aed97a0eb2c31b901451595e5106180d500afd883a7ee58f8f72d8fb9f4f23c60fc65
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SSDEEP
3072:zrWr78gafik7c4gVIJxKcrwSwmP56J2U:m7lH/ncrwSwmPG2U
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/
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" 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe -
resource yara_rule behavioral1/memory/1016-55-0x0000000001DC0000-0x0000000002E4E000-memory.dmp upx behavioral1/memory/1016-58-0x0000000001DC0000-0x0000000002E4E000-memory.dmp upx behavioral1/memory/1016-61-0x0000000001DC0000-0x0000000002E4E000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe -
Enumerates connected drives 3 TTPs 22 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\G: 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe File opened (read-only) \??\K: 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe File opened (read-only) \??\L: 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe File opened (read-only) \??\Q: 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe File opened (read-only) \??\O: 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe File opened (read-only) \??\S: 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe File opened (read-only) \??\T: 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe File opened (read-only) \??\U: 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe File opened (read-only) \??\X: 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe File opened (read-only) \??\Z: 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe File opened (read-only) \??\E: 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe File opened (read-only) \??\F: 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe File opened (read-only) \??\I: 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe File opened (read-only) \??\J: 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe File opened (read-only) \??\R: 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe File opened (read-only) \??\W: 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe File opened (read-only) \??\Y: 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe File opened (read-only) \??\H: 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe File opened (read-only) \??\M: 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe File opened (read-only) \??\N: 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe File opened (read-only) \??\P: 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe File opened (read-only) \??\V: 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe -
Drops autorun.inf file 1 TTPs 1 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File opened for modification C:\autorun.inf 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SYSTEM.INI 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.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 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe -
Suspicious use of AdjustPrivilegeToken 20 IoCs
description pid Process Token: SeDebugPrivilege 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Token: SeDebugPrivilege 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Token: SeDebugPrivilege 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Token: SeDebugPrivilege 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Token: SeDebugPrivilege 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Token: SeDebugPrivilege 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Token: SeDebugPrivilege 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Token: SeDebugPrivilege 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Token: SeDebugPrivilege 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Token: SeDebugPrivilege 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Token: SeDebugPrivilege 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Token: SeDebugPrivilege 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Token: SeDebugPrivilege 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Token: SeDebugPrivilege 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Token: SeDebugPrivilege 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Token: SeDebugPrivilege 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Token: SeDebugPrivilege 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Token: SeDebugPrivilege 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Token: SeDebugPrivilege 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe Token: SeDebugPrivilege 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe -
Suspicious use of WriteProcessMemory 42 IoCs
description pid Process procid_target PID 1016 wrote to memory of 1156 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 9 PID 1016 wrote to memory of 1228 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 8 PID 1016 wrote to memory of 1256 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 6 PID 1016 wrote to memory of 1156 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 9 PID 1016 wrote to memory of 1228 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 8 PID 1016 wrote to memory of 1256 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 6 PID 1016 wrote to memory of 1156 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 9 PID 1016 wrote to memory of 1228 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 8 PID 1016 wrote to memory of 1256 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 6 PID 1016 wrote to memory of 1156 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 9 PID 1016 wrote to memory of 1228 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 8 PID 1016 wrote to memory of 1256 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 6 PID 1016 wrote to memory of 1156 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 9 PID 1016 wrote to memory of 1228 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 8 PID 1016 wrote to memory of 1256 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 6 PID 1016 wrote to memory of 1156 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 9 PID 1016 wrote to memory of 1228 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 8 PID 1016 wrote to memory of 1256 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 6 PID 1016 wrote to memory of 1156 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 9 PID 1016 wrote to memory of 1228 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 8 PID 1016 wrote to memory of 1256 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 6 PID 1016 wrote to memory of 1156 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 9 PID 1016 wrote to memory of 1228 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 8 PID 1016 wrote to memory of 1256 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 6 PID 1016 wrote to memory of 1156 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 9 PID 1016 wrote to memory of 1228 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 8 PID 1016 wrote to memory of 1256 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 6 PID 1016 wrote to memory of 1156 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 9 PID 1016 wrote to memory of 1228 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 8 PID 1016 wrote to memory of 1256 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 6 PID 1016 wrote to memory of 1156 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 9 PID 1016 wrote to memory of 1228 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 8 PID 1016 wrote to memory of 1256 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 6 PID 1016 wrote to memory of 1156 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 9 PID 1016 wrote to memory of 1228 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 8 PID 1016 wrote to memory of 1256 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 6 PID 1016 wrote to memory of 1156 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 9 PID 1016 wrote to memory of 1228 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 8 PID 1016 wrote to memory of 1256 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 6 PID 1016 wrote to memory of 1156 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 9 PID 1016 wrote to memory of 1228 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 8 PID 1016 wrote to memory of 1256 1016 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe 6 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1256
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C:\Users\Admin\AppData\Local\Temp\357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe"C:\Users\Admin\AppData\Local\Temp\357f6fc94f76c703d27c55f9c8acad0dd065f42a3350a996af21335e27293a73.exe"2⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Windows security modification
- Checks whether UAC is enabled
- Enumerates connected drives
- Drops autorun.inf file
- 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:1016
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1228
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1156