Behavioral Report

Analysis

max time kernel
139s
max time network
34s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
15-03-2023 23:08

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General

Target

ReasonLabs.rar
Size

185MB
MD5

ba1ee6a73ba3a4b6c813579681fd81e5
SHA1

e96394dd6a0b471f4d6a0eaa882a2599633ecf42
SHA256

ba0f13322211b52802b5876273575b36f7b5623008b5ce6eaa535788cb3087cd
SHA512

19d13d1483917c0aec06f908defdeff8b51d5c77d3f1da53ff0d00c71f7ed29e54bbda6b7381e45fcb19d110cdc83afa0d0aa2d809b25e53f506f4fedba36cbc
SSDEEP

3145728:O5R1HQlu4Qw7sUDsZgx8Cr1IjhxV4H6g9Oy0fA0smh+HtSicTdEK5oI7ll:O5jL4QRWsZ+F83TuOvf5h+NSBpEK5oQj

Score

3^/10

Malware Config

Signatures

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 1 IoCs

Processes:

rundll32.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_Classes\Local Settings rundll32.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

vlc.exe

pid process

1748 vlc.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

vlc.exe

pid process

1748 vlc.exe
Suspicious use of FindShellTrayWindow 9 IoCs

Processes:

vlc.exe

pid process

1748 vlc.exe
1748 vlc.exe
1748 vlc.exe
1748 vlc.exe
1748 vlc.exe
1748 vlc.exe
1748 vlc.exe
1748 vlc.exe
1748 vlc.exe
Suspicious use of SendNotifyMessage 8 IoCs

Processes:

vlc.exe

pid process

1748 vlc.exe
1748 vlc.exe
1748 vlc.exe
1748 vlc.exe
1748 vlc.exe
1748 vlc.exe
1748 vlc.exe
1748 vlc.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

vlc.exe

pid process

1748 vlc.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_Classes\Local Settings	rundll32.exe

pid	process
1748	vlc.exe

pid	process
1748	vlc.exe

pid	process
1748	vlc.exe
1748	vlc.exe
1748	vlc.exe
1748	vlc.exe
1748	vlc.exe
1748	vlc.exe
1748	vlc.exe
1748	vlc.exe
1748	vlc.exe

pid	process
1748	vlc.exe
1748	vlc.exe
1748	vlc.exe
1748	vlc.exe
1748	vlc.exe
1748	vlc.exe
1748	vlc.exe
1748	vlc.exe

pid	process
1748	vlc.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1644 wrote to memory of 916	1644	cmd.exe	rundll32.exe
PID 1644 wrote to memory of 916	1644	cmd.exe	rundll32.exe
PID 1644 wrote to memory of 916	1644	cmd.exe	rundll32.exe
PID 916 wrote to memory of 1748	916	rundll32.exe	vlc.exe
PID 916 wrote to memory of 1748	916	rundll32.exe	vlc.exe
PID 916 wrote to memory of 1748	916	rundll32.exe	vlc.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\ReasonLabs.rar
- Suspicious use of WriteProcessMemory
PID:1644

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\ReasonLabs.rar
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:916

C:\Program Files\VideoLAN\VLC\vlc.exe
"C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\AppData\Local\Temp\ReasonLabs.rar"
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:1748

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

00:00 00:00

Downloads

memory/1748-83-0x000000013FD40000-0x000000013FE38000-memory.dmp

Filesize
992KB

Download
memory/1748-84-0x000007FEF75C0000-0x000007FEF75F4000-memory.dmp

Filesize
208KB

Download
memory/1748-85-0x000007FEF6B90000-0x000007FEF6E44000-memory.dmp

Filesize
2MB

Download
memory/1748-86-0x000007FEFBEE0000-0x000007FEFBEF8000-memory.dmp

Filesize
96KB

Download
memory/1748-87-0x000007FEF75A0000-0x000007FEF75B7000-memory.dmp

Filesize
92KB

Download
memory/1748-88-0x000007FEF7580000-0x000007FEF7591000-memory.dmp

Filesize
68KB

Download
memory/1748-89-0x000007FEF6FE0000-0x000007FEF6FF7000-memory.dmp

Filesize
92KB

Download
memory/1748-90-0x000007FEF6FC0000-0x000007FEF6FD1000-memory.dmp

Filesize
68KB

Download
memory/1748-91-0x000007FEF6FA0000-0x000007FEF6FBD000-memory.dmp

Filesize
116KB

Download
memory/1748-92-0x000007FEF6F80000-0x000007FEF6F91000-memory.dmp

Filesize
68KB

Download
memory/1748-93-0x000007FEF6800000-0x000007FEF6A00000-memory.dmp

Filesize
2MB

Download
memory/1748-94-0x000007FEF5750000-0x000007FEF67FB000-memory.dmp

Filesize
16MB

Download
memory/1748-95-0x000007FEF6B50000-0x000007FEF6B8F000-memory.dmp

Filesize
252KB

Download
memory/1748-96-0x000007FEF6B20000-0x000007FEF6B41000-memory.dmp

Filesize
132KB

Download
memory/1748-97-0x000007FEF6B00000-0x000007FEF6B18000-memory.dmp

Filesize
96KB

Download
memory/1748-98-0x000007FEF6AE0000-0x000007FEF6AF1000-memory.dmp

Filesize
68KB

Download
memory/1748-99-0x000007FEF6A80000-0x000007FEF6A91000-memory.dmp

Filesize
68KB

Download
memory/1748-100-0x000007FEF6A60000-0x000007FEF6A71000-memory.dmp

Filesize
68KB

Download
memory/1748-101-0x000007FEF6A40000-0x000007FEF6A5B000-memory.dmp

Filesize
108KB

Download
memory/1748-102-0x000007FEF6A20000-0x000007FEF6A31000-memory.dmp

Filesize
68KB

Download
memory/1748-104-0x000007FEF5700000-0x000007FEF5730000-memory.dmp

Filesize
192KB

Download
memory/1748-103-0x000007FEF5730000-0x000007FEF5748000-memory.dmp

Filesize
96KB

Download
memory/1748-105-0x000007FEF5690000-0x000007FEF56F7000-memory.dmp

Filesize
412KB

Download
memory/1748-106-0x000007FEF5620000-0x000007FEF568F000-memory.dmp

Filesize
444KB

Download
memory/1748-107-0x000007FEF5600000-0x000007FEF5611000-memory.dmp

Filesize
68KB

Download
memory/1748-108-0x000007FEF55A0000-0x000007FEF55F6000-memory.dmp

Filesize
344KB

Download
memory/1748-109-0x000007FEF5570000-0x000007FEF5598000-memory.dmp

Filesize
160KB

Download
memory/1748-110-0x000007FEF5540000-0x000007FEF5564000-memory.dmp

Filesize
144KB

Download
memory/1748-111-0x000007FEF5520000-0x000007FEF5537000-memory.dmp

Filesize
92KB

Download
memory/1748-112-0x000007FEF54F0000-0x000007FEF5513000-memory.dmp

Filesize
140KB

Download
memory/1748-113-0x000007FEF54D0000-0x000007FEF54E1000-memory.dmp

Filesize
68KB

Download
memory/1748-114-0x000007FEF54B0000-0x000007FEF54C2000-memory.dmp

Filesize
72KB

Download
memory/1748-115-0x000007FEF5480000-0x000007FEF54A1000-memory.dmp

Filesize
132KB

Download
memory/1748-116-0x000007FEF5460000-0x000007FEF5473000-memory.dmp

Filesize
76KB

Download
memory/1748-117-0x000007FEF5440000-0x000007FEF5452000-memory.dmp

Filesize
72KB

Download
memory/1748-118-0x000007FEF5300000-0x000007FEF543B000-memory.dmp

Filesize
1MB

Download
memory/1748-119-0x000007FEF52D0000-0x000007FEF52FC000-memory.dmp

Filesize
176KB

Download
memory/1748-120-0x000007FEF5110000-0x000007FEF52C2000-memory.dmp

Filesize
1MB

Download
memory/1748-121-0x000007FEF50B0000-0x000007FEF510C000-memory.dmp

Filesize
368KB

Download
memory/1748-122-0x000007FEF5090000-0x000007FEF50A1000-memory.dmp

Filesize
68KB

Download
memory/1748-123-0x000007FEF4FF0000-0x000007FEF5087000-memory.dmp

Filesize
604KB

Download
memory/1748-124-0x000007FEF4FD0000-0x000007FEF4FE2000-memory.dmp

Filesize
72KB

Download
memory/1748-125-0x000007FEF4D90000-0x000007FEF4FC1000-memory.dmp

Filesize
2MB

Download
memory/1748-126-0x000007FEF4C70000-0x000007FEF4D82000-memory.dmp

Filesize
1MB

Download
memory/1748-127-0x000007FEF4C30000-0x000007FEF4C65000-memory.dmp

Filesize
212KB

Download
memory/1748-128-0x000007FEF4BE0000-0x000007FEF4C05000-memory.dmp

Filesize
148KB

Download
memory/1748-129-0x000007FEF4BC0000-0x000007FEF4BD1000-memory.dmp

Filesize
68KB

Download
memory/1748-130-0x000007FEF4B50000-0x000007FEF4BB1000-memory.dmp

Filesize
388KB

Download
memory/1748-131-0x000007FEF4B30000-0x000007FEF4B41000-memory.dmp

Filesize
68KB

Download
memory/1748-132-0x000007FEF4B10000-0x000007FEF4B22000-memory.dmp

Filesize
72KB

Download
memory/1748-133-0x000007FEF4AF0000-0x000007FEF4B03000-memory.dmp

Filesize
76KB

Download
memory/1748-134-0x000007FEF4A50000-0x000007FEF4AEF000-memory.dmp

Filesize
636KB

Download
memory/1748-135-0x000007FEF4960000-0x000007FEF4971000-memory.dmp

Filesize
68KB

Download
memory/1748-136-0x000007FEF4850000-0x000007FEF4952000-memory.dmp

Filesize
1MB

Download
memory/1748-137-0x000007FEF4830000-0x000007FEF4841000-memory.dmp

Filesize
68KB

Download
memory/1748-138-0x000007FEF4810000-0x000007FEF4821000-memory.dmp

Filesize
68KB

Download
memory/1748-139-0x000007FEF47F0000-0x000007FEF4801000-memory.dmp

Filesize
68KB

Download
memory/1748-140-0x000007FEF47D0000-0x000007FEF47E2000-memory.dmp

Filesize
72KB

Download
memory/1748-141-0x000007FEF47B0000-0x000007FEF47C8000-memory.dmp

Filesize
96KB

Download
memory/1748-142-0x000007FEF4790000-0x000007FEF47A6000-memory.dmp

Filesize
88KB

Download
memory/1748-143-0x000007FEF4760000-0x000007FEF4789000-memory.dmp

Filesize
164KB

Download
memory/1748-144-0x000007FEF4740000-0x000007FEF4752000-memory.dmp

Filesize
72KB

Download
memory/1748-145-0x000007FEF4680000-0x000007FEF4691000-memory.dmp

Filesize
68KB

Download
memory/1748-146-0x000007FEF4660000-0x000007FEF4671000-memory.dmp

Filesize
68KB

Download