Analysis
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max time kernel
174s -
max time network
35s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
05-12-2022 12:58
Static task
static1
Behavioral task
behavioral1
Sample
a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe
Resource
win7-20221111-en
windows7-x64
16 signatures
150 seconds
General
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Target
a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe
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Size
100KB
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MD5
15bb713261be65ba0e75ed9bd44f4365
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SHA1
095a994c74a85930c80ae888411ddaf3a9693e5c
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SHA256
a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1
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SHA512
f4fd4d074516bbd60e7e0e2d784a0aaf36eee12025151ee374c38b4dcc26c648cb72c93089b4045aad93b35b2c6d478d5009eb7ded0c5b4193a5bfe2f26b1c9c
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SSDEEP
1536:7/ycGRZ2jJJ+8UrkYZFy0xE0I63czBoMIbykj8qWoMTA:7y3XaJJnU4YZM1SMOs
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" a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe -
resource yara_rule behavioral1/memory/1096-55-0x0000000001D60000-0x0000000002DEE000-memory.dmp upx behavioral1/memory/1096-60-0x0000000001D60000-0x0000000002DEE000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.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) \??\T: a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe File opened (read-only) \??\V: a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe File opened (read-only) \??\F: a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe File opened (read-only) \??\H: a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe File opened (read-only) \??\J: a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe File opened (read-only) \??\M: a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe File opened (read-only) \??\Q: a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe File opened (read-only) \??\U: a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe File opened (read-only) \??\W: a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe File opened (read-only) \??\X: a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe File opened (read-only) \??\E: a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe File opened (read-only) \??\K: a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe File opened (read-only) \??\N: a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe File opened (read-only) \??\O: a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe File opened (read-only) \??\Y: a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe File opened (read-only) \??\Z: a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe File opened (read-only) \??\G: a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe File opened (read-only) \??\I: a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe File opened (read-only) \??\L: a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe File opened (read-only) \??\P: a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe File opened (read-only) \??\R: a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe File opened (read-only) \??\S: a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.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 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe -
Drops file in Program Files directory 5 IoCs
description ioc Process File opened for modification C:\PROGRAM FILES\7-ZIP\7zFM.exe a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe File opened for modification C:\PROGRAM FILES\7-ZIP\7zG.exe a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe File opened for modification C:\PROGRAM FILES\7-ZIP\Uninstall.exe a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe File opened for modification C:\PROGRAM FILES\7-ZIP\7z.exe a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SYSTEM.INI a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.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 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe -
Suspicious use of AdjustPrivilegeToken 21 IoCs
description pid Process Token: SeDebugPrivilege 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Token: SeDebugPrivilege 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Token: SeDebugPrivilege 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Token: SeDebugPrivilege 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Token: SeDebugPrivilege 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Token: SeDebugPrivilege 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Token: SeDebugPrivilege 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Token: SeDebugPrivilege 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Token: SeDebugPrivilege 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Token: SeDebugPrivilege 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Token: SeDebugPrivilege 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Token: SeDebugPrivilege 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Token: SeDebugPrivilege 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Token: SeDebugPrivilege 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Token: SeDebugPrivilege 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Token: SeDebugPrivilege 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Token: SeDebugPrivilege 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Token: SeDebugPrivilege 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Token: SeDebugPrivilege 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Token: SeDebugPrivilege 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe Token: SeDebugPrivilege 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe -
Suspicious use of WriteProcessMemory 42 IoCs
description pid Process procid_target PID 1096 wrote to memory of 1116 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 18 PID 1096 wrote to memory of 1172 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 17 PID 1096 wrote to memory of 1196 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 16 PID 1096 wrote to memory of 1116 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 18 PID 1096 wrote to memory of 1172 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 17 PID 1096 wrote to memory of 1196 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 16 PID 1096 wrote to memory of 1116 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 18 PID 1096 wrote to memory of 1172 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 17 PID 1096 wrote to memory of 1196 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 16 PID 1096 wrote to memory of 1116 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 18 PID 1096 wrote to memory of 1172 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 17 PID 1096 wrote to memory of 1196 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 16 PID 1096 wrote to memory of 1116 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 18 PID 1096 wrote to memory of 1172 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 17 PID 1096 wrote to memory of 1196 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 16 PID 1096 wrote to memory of 1116 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 18 PID 1096 wrote to memory of 1172 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 17 PID 1096 wrote to memory of 1196 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 16 PID 1096 wrote to memory of 1116 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 18 PID 1096 wrote to memory of 1172 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 17 PID 1096 wrote to memory of 1196 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 16 PID 1096 wrote to memory of 1116 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 18 PID 1096 wrote to memory of 1172 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 17 PID 1096 wrote to memory of 1196 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 16 PID 1096 wrote to memory of 1116 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 18 PID 1096 wrote to memory of 1172 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 17 PID 1096 wrote to memory of 1196 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 16 PID 1096 wrote to memory of 1116 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 18 PID 1096 wrote to memory of 1172 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 17 PID 1096 wrote to memory of 1196 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 16 PID 1096 wrote to memory of 1116 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 18 PID 1096 wrote to memory of 1172 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 17 PID 1096 wrote to memory of 1196 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 16 PID 1096 wrote to memory of 1116 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 18 PID 1096 wrote to memory of 1172 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 17 PID 1096 wrote to memory of 1196 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 16 PID 1096 wrote to memory of 1116 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 18 PID 1096 wrote to memory of 1172 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 17 PID 1096 wrote to memory of 1196 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 16 PID 1096 wrote to memory of 1116 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 18 PID 1096 wrote to memory of 1172 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 17 PID 1096 wrote to memory of 1196 1096 a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe 16 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1196
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C:\Users\Admin\AppData\Local\Temp\a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.exe"C:\Users\Admin\AppData\Local\Temp\a679f33bd55eb66e10b72d419516cf366f1fce534b91ec425354cc99ddefdcf1.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:1096
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1172
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1116