Analysis
-
max time kernel
93s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
28-12-2024 08:29
Static task
static1
Behavioral task
behavioral1
Sample
2115e3fbda695f11af734c24ee699e6d.exe
Resource
win7-20241023-en
General
-
Target
2115e3fbda695f11af734c24ee699e6d.exe
-
Size
4.3MB
-
MD5
2115e3fbda695f11af734c24ee699e6d
-
SHA1
334ace427d9b4e6a95ea977e31c8060c3e3eb54c
-
SHA256
a782e6fb792b210e82802ac312542a670a37f4668031418875db91a4c9dfd5be
-
SHA512
7f198dce8e11febbd0240783fcb167852bf61c363c86f9493f7fe229fb600130b7a1697ef168d26f767319d081b4798c8584c3e08ee476483e330e74c9bf6738
-
SSDEEP
98304:l6K88R3RbvX59VfoLNuqfCxpK4N7URJT6S9Rjf/J8Zvx:lV88fX53foLnqvsN6S/jfKZv
Malware Config
Extracted
cryptbot
Signatures
-
Cryptbot family
-
Enumerates VirtualBox registry keys 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxSF 2115e3fbda695f11af734c24ee699e6d.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__ 2115e3fbda695f11af734c24ee699e6d.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 2115e3fbda695f11af734c24ee699e6d.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 2115e3fbda695f11af734c24ee699e6d.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-1-5-21-3442511616-637977696-3186306149-1000\Software\Wine 2115e3fbda695f11af734c24ee699e6d.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 2260 2115e3fbda695f11af734c24ee699e6d.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 2115e3fbda695f11af734c24ee699e6d.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 2260 2115e3fbda695f11af734c24ee699e6d.exe 2260 2115e3fbda695f11af734c24ee699e6d.exe 2260 2115e3fbda695f11af734c24ee699e6d.exe 2260 2115e3fbda695f11af734c24ee699e6d.exe 2260 2115e3fbda695f11af734c24ee699e6d.exe 2260 2115e3fbda695f11af734c24ee699e6d.exe 2260 2115e3fbda695f11af734c24ee699e6d.exe 2260 2115e3fbda695f11af734c24ee699e6d.exe 2260 2115e3fbda695f11af734c24ee699e6d.exe 2260 2115e3fbda695f11af734c24ee699e6d.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2115e3fbda695f11af734c24ee699e6d.exe"C:\Users\Admin\AppData\Local\Temp\2115e3fbda695f11af734c24ee699e6d.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:2260