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Analysis
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max time kernel
166s -
max time network
135s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
11/10/2023, 01:51
Static task
static1
Behavioral task
behavioral1
Sample
a9b8665ab0f12ad2dc49d0db8d6f5df7c87900b864e775bcaf813d4daf6d2597.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
a9b8665ab0f12ad2dc49d0db8d6f5df7c87900b864e775bcaf813d4daf6d2597.exe
Resource
win10v2004-20230915-en
General
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Target
a9b8665ab0f12ad2dc49d0db8d6f5df7c87900b864e775bcaf813d4daf6d2597.exe
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Size
3.5MB
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MD5
45a29f56701fb904d9e2b97099b9ed01
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SHA1
3992c45a7951cc57404b51e83ef82e6bc0c31f69
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SHA256
a9b8665ab0f12ad2dc49d0db8d6f5df7c87900b864e775bcaf813d4daf6d2597
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SHA512
a8b367037b01823827b9c0ede9816ad84316a6e7fa3c8b8bdecd1ee0e304a465f782ccd98ab68b10daf6e5bb0e30063ae9a4d9976fbba982c5d4bfea28873f66
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SSDEEP
49152:H7TvfU+8X9GrNOsva5RbKhF3ANkTTl7RTx6KQYLvqh1ueGa3vW3T0TWgu:c+8X9G3vP3AM5OYLyfueGa/WwTLu
Malware Config
Signatures
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Modifies Installed Components in the registry 2 TTPs 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000\Software\Microsoft\Active Setup\Installed Components explorer.exe -
Modifies registry class 5 IoCs
description ioc Process Set value (data) \REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_Classes\Local Settings explorer.exe Key created \REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Key created \REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots explorer.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2948 explorer.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeShutdownPrivilege 2948 explorer.exe Token: SeShutdownPrivilege 2948 explorer.exe Token: SeShutdownPrivilege 2948 explorer.exe Token: SeShutdownPrivilege 2948 explorer.exe Token: SeShutdownPrivilege 2948 explorer.exe Token: SeShutdownPrivilege 2948 explorer.exe Token: SeShutdownPrivilege 2948 explorer.exe Token: SeShutdownPrivilege 2948 explorer.exe Token: SeShutdownPrivilege 2948 explorer.exe Token: SeShutdownPrivilege 2948 explorer.exe Token: SeShutdownPrivilege 2948 explorer.exe Token: SeShutdownPrivilege 2948 explorer.exe -
Suspicious use of FindShellTrayWindow 29 IoCs
pid Process 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe -
Suspicious use of SendNotifyMessage 18 IoCs
pid Process 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe 2948 explorer.exe -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\a9b8665ab0f12ad2dc49d0db8d6f5df7c87900b864e775bcaf813d4daf6d2597.exe"C:\Users\Admin\AppData\Local\Temp\a9b8665ab0f12ad2dc49d0db8d6f5df7c87900b864e775bcaf813d4daf6d2597.exe"1⤵PID:1948
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C:\Windows\explorer.exeexplorer.exe1⤵
- Modifies Installed Components in the registry
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2948