Analysis
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max time kernel
153s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
25/06/2022, 09:45
Static task
static1
Behavioral task
behavioral1
Sample
81db3923268165f06426206501bd2a243069c073b20bd197a7ae5641ad8f0873.exe
Resource
win7-20220414-en
General
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Target
81db3923268165f06426206501bd2a243069c073b20bd197a7ae5641ad8f0873.exe
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Size
2.2MB
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MD5
f3717401099468a51ea49a7b2dda9011
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SHA1
8a356d95eaf6a168890486d6061a231280eba547
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SHA256
81db3923268165f06426206501bd2a243069c073b20bd197a7ae5641ad8f0873
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SHA512
446690a2685317c052d8de8ec58fd392dca55c89c189d5c231e864b05f2adf58e1845ad063fce32072890857c42e58469051642ca7e900bf1e93b07c996bd03c
Malware Config
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 81db3923268165f06426206501bd2a243069c073b20bd197a7ae5641ad8f0873.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\SystemBiosVersion 81db3923268165f06426206501bd2a243069c073b20bd197a7ae5641ad8f0873.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 81db3923268165f06426206501bd2a243069c073b20bd197a7ae5641ad8f0873.exe -
Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Wine 81db3923268165f06426206501bd2a243069c073b20bd197a7ae5641ad8f0873.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 8 ip-api.com -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 4788 81db3923268165f06426206501bd2a243069c073b20bd197a7ae5641ad8f0873.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 81db3923268165f06426206501bd2a243069c073b20bd197a7ae5641ad8f0873.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 81db3923268165f06426206501bd2a243069c073b20bd197a7ae5641ad8f0873.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4788 81db3923268165f06426206501bd2a243069c073b20bd197a7ae5641ad8f0873.exe 4788 81db3923268165f06426206501bd2a243069c073b20bd197a7ae5641ad8f0873.exe -
Suspicious use of FindShellTrayWindow 12 IoCs
pid Process 4788 81db3923268165f06426206501bd2a243069c073b20bd197a7ae5641ad8f0873.exe 4788 81db3923268165f06426206501bd2a243069c073b20bd197a7ae5641ad8f0873.exe 4788 81db3923268165f06426206501bd2a243069c073b20bd197a7ae5641ad8f0873.exe 4788 81db3923268165f06426206501bd2a243069c073b20bd197a7ae5641ad8f0873.exe 4788 81db3923268165f06426206501bd2a243069c073b20bd197a7ae5641ad8f0873.exe 4788 81db3923268165f06426206501bd2a243069c073b20bd197a7ae5641ad8f0873.exe 4788 81db3923268165f06426206501bd2a243069c073b20bd197a7ae5641ad8f0873.exe 4788 81db3923268165f06426206501bd2a243069c073b20bd197a7ae5641ad8f0873.exe 4788 81db3923268165f06426206501bd2a243069c073b20bd197a7ae5641ad8f0873.exe 4788 81db3923268165f06426206501bd2a243069c073b20bd197a7ae5641ad8f0873.exe 4788 81db3923268165f06426206501bd2a243069c073b20bd197a7ae5641ad8f0873.exe 4788 81db3923268165f06426206501bd2a243069c073b20bd197a7ae5641ad8f0873.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\81db3923268165f06426206501bd2a243069c073b20bd197a7ae5641ad8f0873.exe"C:\Users\Admin\AppData\Local\Temp\81db3923268165f06426206501bd2a243069c073b20bd197a7ae5641ad8f0873.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
PID:4788