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Analysis
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max time kernel
151s -
max time network
49s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
19/09/2022, 06:26
Static task
static1
Behavioral task
behavioral1
Sample
4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe
Resource
win7-20220901-en
windows7-x64
15 signatures
150 seconds
Behavioral task
behavioral2
Sample
4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
19 signatures
150 seconds
General
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Target
4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe
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Size
316KB
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MD5
57a8ba5e980c285cc124f766aab57a90
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SHA1
a2de9ff2121b705cf471a0eb88f379ea22ee0fae
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SHA256
4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd
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SHA512
9562c65d46c9cfac30734ed4ff65a9c94769967a90fb02ec3a3bea520c77afd2a7571836bfe27cedf6d92c50ab448231592fb48e1c032ba799482ed557997265
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SSDEEP
6144:RHjwI7Ro8vT91lV7bjFZaChLXMe65ytmZLL0MdWnpQZh9h4/:ZjwARb91lVTFRjaYsuMd0QZh9u/
Score
10/10
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Windows\\Windupdt\\winupdate.exe" 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe -
Modifies security service 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4" explorer.exe -
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" explorer.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate explorer.exe -
Adds Run key to start application 2 TTPs 3 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windows\\Windupdt\\winupdate.exe" 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run explorer.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1396 set thread context of 1288 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe 27 -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\Windupdt\winupdate.exe 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe File opened for modification C:\Windows\Windupdt\winupdate.exe 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe File opened for modification C:\Windows\Windupdt\ 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe -
Checks processor information in registry 2 TTPs 8 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier explorer.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 1164 ping.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1288 explorer.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Token: SeSecurityPrivilege 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Token: SeTakeOwnershipPrivilege 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Token: SeLoadDriverPrivilege 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Token: SeSystemProfilePrivilege 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Token: SeSystemtimePrivilege 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Token: SeProfSingleProcessPrivilege 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Token: SeIncBasePriorityPrivilege 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Token: SeCreatePagefilePrivilege 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Token: SeBackupPrivilege 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Token: SeRestorePrivilege 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Token: SeShutdownPrivilege 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Token: SeDebugPrivilege 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Token: SeSystemEnvironmentPrivilege 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Token: SeChangeNotifyPrivilege 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Token: SeRemoteShutdownPrivilege 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Token: SeUndockPrivilege 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Token: SeManageVolumePrivilege 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Token: SeImpersonatePrivilege 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Token: SeCreateGlobalPrivilege 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Token: 33 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Token: 34 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Token: 35 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe Token: SeIncreaseQuotaPrivilege 1288 explorer.exe Token: SeSecurityPrivilege 1288 explorer.exe Token: SeTakeOwnershipPrivilege 1288 explorer.exe Token: SeLoadDriverPrivilege 1288 explorer.exe Token: SeSystemProfilePrivilege 1288 explorer.exe Token: SeSystemtimePrivilege 1288 explorer.exe Token: SeProfSingleProcessPrivilege 1288 explorer.exe Token: SeIncBasePriorityPrivilege 1288 explorer.exe Token: SeCreatePagefilePrivilege 1288 explorer.exe Token: SeBackupPrivilege 1288 explorer.exe Token: SeRestorePrivilege 1288 explorer.exe Token: SeShutdownPrivilege 1288 explorer.exe Token: SeDebugPrivilege 1288 explorer.exe Token: SeSystemEnvironmentPrivilege 1288 explorer.exe Token: SeChangeNotifyPrivilege 1288 explorer.exe Token: SeRemoteShutdownPrivilege 1288 explorer.exe Token: SeUndockPrivilege 1288 explorer.exe Token: SeManageVolumePrivilege 1288 explorer.exe Token: SeImpersonatePrivilege 1288 explorer.exe Token: SeCreateGlobalPrivilege 1288 explorer.exe Token: 33 1288 explorer.exe Token: 34 1288 explorer.exe Token: 35 1288 explorer.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1288 explorer.exe -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 1396 wrote to memory of 1288 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe 27 PID 1396 wrote to memory of 1288 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe 27 PID 1396 wrote to memory of 1288 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe 27 PID 1396 wrote to memory of 1288 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe 27 PID 1396 wrote to memory of 1288 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe 27 PID 1396 wrote to memory of 1288 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe 27 PID 1396 wrote to memory of 1164 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe 28 PID 1396 wrote to memory of 1164 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe 28 PID 1396 wrote to memory of 1164 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe 28 PID 1396 wrote to memory of 1164 1396 4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe"C:\Users\Admin\AppData\Local\Temp\4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe"1⤵
- Modifies WinLogon for persistence
- Checks BIOS information in registry
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1396 -
C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"2⤵
- Modifies security service
- Windows security bypass
- Checks BIOS information in registry
- Adds Run key to start application
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1288
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C:\Windows\SysWOW64\ping.exeping 127.0.0.1 -n 5 > NUL del "C:\Users\Admin\AppData\Local\Temp\4f14b97c7ab69709f262f8ef0bb4fab6073a05fe28481fb85d1ef698552c41cd.exe"2⤵
- Runs ping.exe
PID:1164
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