Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
24-12-2024 12:35
Static task
static1
Behavioral task
behavioral1
Sample
96f9444281236e1f7b82141a17388b3582532d06fd3054f1d3bc9c645577cc50_Sigmanly.exe
Resource
win7-20240903-en
General
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Target
96f9444281236e1f7b82141a17388b3582532d06fd3054f1d3bc9c645577cc50_Sigmanly.exe
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Size
4.3MB
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MD5
67f2cced56a713de4e03a1cd622412d1
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SHA1
4955a1633b61237fa150958cbd83f3b8e41853c1
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SHA256
96f9444281236e1f7b82141a17388b3582532d06fd3054f1d3bc9c645577cc50
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SHA512
aa0abbec4b8df98976b09ebca6939514e06b1693a5112b0a19a7e480ecdd27c914382c1afb243af764424fd3e66772b59eff7a44836adea3f3acf2176206475d
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SSDEEP
98304:CR6VTURBOzdqSRZdTqE/5WAuJnsjQZSBnQV6GUOA:CQdUeBqSfdWE/qnNyQ1NA
Malware Config
Extracted
cryptbot
Signatures
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Cryptbot family
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Enumerates VirtualBox registry keys 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxSF 96f9444281236e1f7b82141a17388b3582532d06fd3054f1d3bc9c645577cc50_Sigmanly.exe -
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 96f9444281236e1f7b82141a17388b3582532d06fd3054f1d3bc9c645577cc50_Sigmanly.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 96f9444281236e1f7b82141a17388b3582532d06fd3054f1d3bc9c645577cc50_Sigmanly.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 96f9444281236e1f7b82141a17388b3582532d06fd3054f1d3bc9c645577cc50_Sigmanly.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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Wine 96f9444281236e1f7b82141a17388b3582532d06fd3054f1d3bc9c645577cc50_Sigmanly.exe -
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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Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 2400 96f9444281236e1f7b82141a17388b3582532d06fd3054f1d3bc9c645577cc50_Sigmanly.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 96f9444281236e1f7b82141a17388b3582532d06fd3054f1d3bc9c645577cc50_Sigmanly.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2400 96f9444281236e1f7b82141a17388b3582532d06fd3054f1d3bc9c645577cc50_Sigmanly.exe 2400 96f9444281236e1f7b82141a17388b3582532d06fd3054f1d3bc9c645577cc50_Sigmanly.exe 2400 96f9444281236e1f7b82141a17388b3582532d06fd3054f1d3bc9c645577cc50_Sigmanly.exe 2400 96f9444281236e1f7b82141a17388b3582532d06fd3054f1d3bc9c645577cc50_Sigmanly.exe 2400 96f9444281236e1f7b82141a17388b3582532d06fd3054f1d3bc9c645577cc50_Sigmanly.exe 2400 96f9444281236e1f7b82141a17388b3582532d06fd3054f1d3bc9c645577cc50_Sigmanly.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\96f9444281236e1f7b82141a17388b3582532d06fd3054f1d3bc9c645577cc50_Sigmanly.exe"C:\Users\Admin\AppData\Local\Temp\96f9444281236e1f7b82141a17388b3582532d06fd3054f1d3bc9c645577cc50_Sigmanly.exe"1⤵
- Enumerates VirtualBox registry keys
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2400