4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75

General

Target

4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe
Size

2.0MB
MD5

b4e273032dd0b5f4760cd15c9bef5120
SHA1

296b6a8b00abbc7b338b1786154cc6f0f43326d1
SHA256

4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75
SHA512

0660eb9c35404ac0ec22ee7b84edf382a7752caefd2d6335ea8a3066e11b67b57d2aa246025e04860a92975d5412b580b0db946eb90ffb9f117038ea3a4fe52d

Score

9^/10

evasion

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.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.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Wine	4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies registry class 20 IoCs

Processes:

4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe

description	ioc	process
Set value (data)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff	4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0	4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff	4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000_Classes\Local Settings	4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell	4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff	4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = ffffffff	4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell	4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1	4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots	4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 19002f433a5c000000000000000000000000000000000000000000	4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags	4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02	4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\NodeSlot = "1"	4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Generic"	4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU	4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f50e04fd020ea3a6910a2d808002b30309d0000	4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0	4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe

pid process

2052 4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe

pid process

2052 4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe

pid	process
2052	4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe

pid	process
2052	4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe

C:\Users\Admin\AppData\Local\Temp\4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe
"C:\Users\Admin\AppData\Local\Temp\4389672d5bd3c3aaa96d46a6021a331954b8693fade2911d767761f4b6d43e75.exe"
1⤵
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2052