Analysis
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max time kernel
10s -
max time network
12s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
02-12-2024 18:56
Behavioral task
behavioral1
Sample
b.exe
Resource
win7-20241023-en
windows7-x64
10 signatures
150 seconds
General
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Target
b.exe
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Size
3.0MB
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MD5
1c7a29f48b56d6e89620c0c55d515095
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SHA1
6362eed3be15d632ce62400a159f483e1ffd7610
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SHA256
ffd45c2b562d30113cb9a4823025a9a162503017e9d81fd96ddb5b98e5bb89bd
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SHA512
16c1e03386e289a4a5aa24190d2c6ad05f87a657d92a210e0d6aecb5afaf5bfac1654437c780d2a4d8d9a9212c67a387d66a9f12a71756331fe0246035496b48
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SSDEEP
98304:v6rcWNztTkmXubthKXwkgzdXqS/jwHxMz9IPctmZS:SrLNvubthKXxCaLM+Pctq
Malware Config
Signatures
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SectopRAT payload 1 IoCs
resource yara_rule behavioral1/memory/2556-26-0x0000000000400000-0x0000000000B8A000-memory.dmp family_sectoprat -
Sectoprat family
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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__ b.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\VideoBiosVersion b.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion b.exe -
resource yara_rule behavioral1/memory/2556-26-0x0000000000400000-0x0000000000B8A000-memory.dmp themida -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA b.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 2556 b.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2556 b.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b.exe"C:\Users\Admin\AppData\Local\Temp\b.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2556