Analysis
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max time kernel
140s -
max time network
142s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
28-12-2024 02:28
Static task
static1
Behavioral task
behavioral1
Sample
71bee394da6e85dbc2b1d660dd215346a3a957cf2aba4ab3d505a84f7fb12798.exe
Resource
win7-20240903-en
General
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Target
71bee394da6e85dbc2b1d660dd215346a3a957cf2aba4ab3d505a84f7fb12798.exe
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Size
4.3MB
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MD5
91d22c615a675708fad7ddb68a64cf3f
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SHA1
3f83a7beba10482293899728cd505775f250c25f
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SHA256
71bee394da6e85dbc2b1d660dd215346a3a957cf2aba4ab3d505a84f7fb12798
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SHA512
fc286048549ae455f7379eb622a3b923d0218c9393a6f12b1964e027ffa154514a626aeb67a5cb3d85bc41edca9f0e689b352bcc268e6aa6a80f375944f16656
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SSDEEP
98304:amOieu7Ainw0RHGRsjjE7oi/9NDm9JV/8nF8XV+TteZ:amOieIAiFmRsjjMomNDBnbhe
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 71bee394da6e85dbc2b1d660dd215346a3a957cf2aba4ab3d505a84f7fb12798.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__ 71bee394da6e85dbc2b1d660dd215346a3a957cf2aba4ab3d505a84f7fb12798.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 71bee394da6e85dbc2b1d660dd215346a3a957cf2aba4ab3d505a84f7fb12798.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 71bee394da6e85dbc2b1d660dd215346a3a957cf2aba4ab3d505a84f7fb12798.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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Wine 71bee394da6e85dbc2b1d660dd215346a3a957cf2aba4ab3d505a84f7fb12798.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 2656 71bee394da6e85dbc2b1d660dd215346a3a957cf2aba4ab3d505a84f7fb12798.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 71bee394da6e85dbc2b1d660dd215346a3a957cf2aba4ab3d505a84f7fb12798.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2656 71bee394da6e85dbc2b1d660dd215346a3a957cf2aba4ab3d505a84f7fb12798.exe 2656 71bee394da6e85dbc2b1d660dd215346a3a957cf2aba4ab3d505a84f7fb12798.exe 2656 71bee394da6e85dbc2b1d660dd215346a3a957cf2aba4ab3d505a84f7fb12798.exe 2656 71bee394da6e85dbc2b1d660dd215346a3a957cf2aba4ab3d505a84f7fb12798.exe 2656 71bee394da6e85dbc2b1d660dd215346a3a957cf2aba4ab3d505a84f7fb12798.exe 2656 71bee394da6e85dbc2b1d660dd215346a3a957cf2aba4ab3d505a84f7fb12798.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\71bee394da6e85dbc2b1d660dd215346a3a957cf2aba4ab3d505a84f7fb12798.exe"C:\Users\Admin\AppData\Local\Temp\71bee394da6e85dbc2b1d660dd215346a3a957cf2aba4ab3d505a84f7fb12798.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:2656