Analysis
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max time kernel
150s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
11/03/2024, 22:20
Static task
static1
Behavioral task
behavioral1
Sample
c1bff66a2c33f51a02c708d412b1cf28.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
c1bff66a2c33f51a02c708d412b1cf28.exe
Resource
win10v2004-20240226-en
General
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Target
c1bff66a2c33f51a02c708d412b1cf28.exe
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Size
146KB
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MD5
c1bff66a2c33f51a02c708d412b1cf28
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SHA1
a5d135357f9d59f5727228c775b595cc83243909
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SHA256
08de37cd178bcb60547a892bc3ca9287aef327bf9dcee24de8b5a9b9eae67e4d
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SHA512
4f9eea562a693be2bbd385a78513e0737f70c31e3c35db4e15ee694a72e0489fd4817adfb76275200a86ae32655eb219ba332513f490329f6fefd30f178fce8b
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SSDEEP
3072:12G3yGihjYA/SYE15HvvocVz0x3wzF0MK:MG3y2AqY2Hvw+0JwOT
Malware Config
Signatures
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Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions c1bff66a2c33f51a02c708d412b1cf28.exe -
Modifies RDP port number used by Windows 1 TTPs
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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 c1bff66a2c33f51a02c708d412b1cf28.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion c1bff66a2c33f51a02c708d412b1cf28.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum c1bff66a2c33f51a02c708d412b1cf28.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 c1bff66a2c33f51a02c708d412b1cf28.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3284 c1bff66a2c33f51a02c708d412b1cf28.exe 3284 c1bff66a2c33f51a02c708d412b1cf28.exe 3284 c1bff66a2c33f51a02c708d412b1cf28.exe 3284 c1bff66a2c33f51a02c708d412b1cf28.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3284 c1bff66a2c33f51a02c708d412b1cf28.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c1bff66a2c33f51a02c708d412b1cf28.exe"C:\Users\Admin\AppData\Local\Temp\c1bff66a2c33f51a02c708d412b1cf28.exe"1⤵
- Looks for VirtualBox Guest Additions in registry
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3284