3662f00b6edd175c2fe058990f46bcea4eb804808d80d1a62acb1ef4f11a9bc6

Resubmissions

26-05-2024 23:17

240526-29rr6agf48 10

26-05-2024 23:05

26-05-2024 23:02

26-05-2024 22:53

26-05-2024 22:35

Analysis

max time kernel
143s
max time network
123s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
26-05-2024 22:53

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General

Target

Saveinstance V3.7.rar
Size

20.5MB
MD5

b7d3ecbc6c31ad1547f35b0f2b5d52c5
SHA1

a282b2e8803013f066335c64dc653285d70531b1
SHA256

3662f00b6edd175c2fe058990f46bcea4eb804808d80d1a62acb1ef4f11a9bc6
SHA512

e6600cd30416f178cc795a1791584c59653c58b1a17d0f783a584df0f042a8ba0b43bb1d21bf4773693432c4b6f17c0c62b46b70fc28109f160fad42c1b28082
SSDEEP

393216:+SYKWuH9ZsA2fL8aZFFG1LCVktMnV0FMgyIDFEhsZsk0GXn:+7CHsAa8aZFFwmeM0Mq6h2s4Xn

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 2 IoCs

Processes:

rundll32.exerundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

vlc.exe

pid process

2720 vlc.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

vlc.exe

pid process

2720 vlc.exe
Suspicious use of FindShellTrayWindow 9 IoCs

Processes:

vlc.exe

pid process

2720 vlc.exe
2720 vlc.exe
2720 vlc.exe
2720 vlc.exe
2720 vlc.exe
2720 vlc.exe
2720 vlc.exe
2720 vlc.exe
2720 vlc.exe
Suspicious use of SendNotifyMessage 8 IoCs

Processes:

vlc.exe

pid process

2720 vlc.exe
2720 vlc.exe
2720 vlc.exe
2720 vlc.exe
2720 vlc.exe
2720 vlc.exe
2720 vlc.exe
2720 vlc.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

vlc.exe

pid process

2720 vlc.exe

pid	process
2720	vlc.exe

pid	process
2720	vlc.exe

pid	process
2720	vlc.exe
2720	vlc.exe
2720	vlc.exe
2720	vlc.exe
2720	vlc.exe
2720	vlc.exe
2720	vlc.exe
2720	vlc.exe
2720	vlc.exe

pid	process
2720	vlc.exe
2720	vlc.exe
2720	vlc.exe
2720	vlc.exe
2720	vlc.exe
2720	vlc.exe
2720	vlc.exe
2720	vlc.exe

pid	process
2720	vlc.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

cmd.exerundll32.exerundll32.exe

description	pid	process	target process
PID 1232 wrote to memory of 2648	1232	cmd.exe	rundll32.exe
PID 1232 wrote to memory of 2648	1232	cmd.exe	rundll32.exe
PID 1232 wrote to memory of 2648	1232	cmd.exe	rundll32.exe
PID 2648 wrote to memory of 2516	2648	rundll32.exe	rundll32.exe
PID 2648 wrote to memory of 2516	2648	rundll32.exe	rundll32.exe
PID 2648 wrote to memory of 2516	2648	rundll32.exe	rundll32.exe
PID 2516 wrote to memory of 2720	2516	rundll32.exe	vlc.exe
PID 2516 wrote to memory of 2720	2516	rundll32.exe	vlc.exe
PID 2516 wrote to memory of 2720	2516	rundll32.exe	vlc.exe

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Saveinstance V3.7.rar"
1⤵
- Suspicious use of WriteProcessMemory
PID:1232

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Saveinstance V3.7.rar
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2648

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Saveinstance V3.7.rar
3⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2516

C:\Program Files\VideoLAN\VLC\vlc.exe
"C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\AppData\Local\Temp\Saveinstance V3.7.rar"
4⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:2720

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2720-30-0x000007FEFB1A0000-0x000007FEFB1D4000-memory.dmp

Filesize
208KB

Download
memory/2720-29-0x000000013FC40000-0x000000013FD38000-memory.dmp

Filesize
992KB

Download
memory/2720-32-0x000007FEFB180000-0x000007FEFB198000-memory.dmp

Filesize
96KB

Download
memory/2720-33-0x000007FEFB160000-0x000007FEFB177000-memory.dmp

Filesize
92KB

Download
memory/2720-34-0x000007FEFB140000-0x000007FEFB151000-memory.dmp

Filesize
68KB

Download
memory/2720-35-0x000007FEF7D80000-0x000007FEF7D97000-memory.dmp

Filesize
92KB

Download
memory/2720-36-0x000007FEF7B10000-0x000007FEF7B21000-memory.dmp

Filesize
68KB

Download
memory/2720-38-0x000007FEF6F70000-0x000007FEF6F81000-memory.dmp

Filesize
68KB

Download
memory/2720-37-0x000007FEF7AF0000-0x000007FEF7B0D000-memory.dmp

Filesize
116KB

Download
memory/2720-31-0x000007FEF61C0000-0x000007FEF6476000-memory.dmp

Filesize
2.7MB

Download
memory/2720-50-0x000007FEF5B60000-0x000007FEF5B90000-memory.dmp

Filesize
192KB

Download
memory/2720-40-0x000007FEF5C50000-0x000007FEF5E5B000-memory.dmp

Filesize
2.0MB

Download
memory/2720-41-0x000007FEF6AF0000-0x000007FEF6B31000-memory.dmp

Filesize
260KB

Download
memory/2720-45-0x000007FEF5C10000-0x000007FEF5C21000-memory.dmp

Filesize
68KB

Download
memory/2720-48-0x000007FEF5BB0000-0x000007FEF5BC1000-memory.dmp

Filesize
68KB

Download
memory/2720-47-0x000007FEF5BD0000-0x000007FEF5BEB000-memory.dmp

Filesize
108KB

Download
memory/2720-49-0x000007FEF5B90000-0x000007FEF5BA8000-memory.dmp

Filesize
96KB

Download
memory/2720-46-0x000007FEF5BF0000-0x000007FEF5C01000-memory.dmp

Filesize
68KB

Download
memory/2720-51-0x000007FEF5AF0000-0x000007FEF5B57000-memory.dmp

Filesize
412KB

Download
memory/2720-55-0x000007FEF59C0000-0x000007FEF59E8000-memory.dmp

Filesize
160KB

Download
memory/2720-58-0x000007FEF5940000-0x000007FEF5963000-memory.dmp

Filesize
140KB

Download
memory/2720-57-0x000007FEF5970000-0x000007FEF5988000-memory.dmp

Filesize
96KB

Download
memory/2720-59-0x000007FEF5920000-0x000007FEF5931000-memory.dmp

Filesize
68KB

Download
memory/2720-56-0x000007FEF5990000-0x000007FEF59B4000-memory.dmp

Filesize
144KB

Download
memory/2720-60-0x000007FEF5900000-0x000007FEF5912000-memory.dmp

Filesize
72KB

Download
memory/2720-61-0x000007FEF19E0000-0x000007FEF19F1000-memory.dmp

Filesize
68KB

Download
memory/2720-54-0x000007FEF59F0000-0x000007FEF5A47000-memory.dmp

Filesize
348KB

Download
memory/2720-62-0x000007FEF0070000-0x000007FEF00C7000-memory.dmp

Filesize
348KB

Download
memory/2720-63-0x000007FEEF1C0000-0x000007FEEF1D2000-memory.dmp

Filesize
72KB

Download
memory/2720-53-0x000007FEF5A50000-0x000007FEF5A61000-memory.dmp

Filesize
68KB

Download
memory/2720-64-0x000007FEEF170000-0x000007FEEF1B2000-memory.dmp

Filesize
264KB

Download
memory/2720-52-0x000007FEF5A70000-0x000007FEF5AEC000-memory.dmp

Filesize
496KB

Download
memory/2720-44-0x000007FEF5C30000-0x000007FEF5C41000-memory.dmp

Filesize
68KB

Download
memory/2720-43-0x000007FEF6AD0000-0x000007FEF6AE8000-memory.dmp

Filesize
96KB

Download
memory/2720-42-0x000007FEF6980000-0x000007FEF69A1000-memory.dmp

Filesize
132KB

Download
memory/2720-65-0x000007FEEF120000-0x000007FEEF16D000-memory.dmp

Filesize
308KB

Download
memory/2720-66-0x000007FEEEA50000-0x000007FEEEC91000-memory.dmp

Filesize
2.3MB

Download
memory/2720-73-0x000007FEEE9E0000-0x000007FEEEA42000-memory.dmp

Filesize
392KB

Download
memory/2720-74-0x000007FEEE970000-0x000007FEEE9DD000-memory.dmp

Filesize
436KB

Download
memory/2720-72-0x000007FEEF010000-0x000007FEEF052000-memory.dmp

Filesize
264KB

Download
memory/2720-71-0x000007FEEF060000-0x000007FEEF076000-memory.dmp

Filesize
88KB

Download
memory/2720-70-0x000007FEFB110000-0x000007FEFB120000-memory.dmp

Filesize
64KB

Download
memory/2720-69-0x000007FEEF080000-0x000007FEEF092000-memory.dmp

Filesize
72KB

Download
memory/2720-68-0x000007FEEF0A0000-0x000007FEEF0B1000-memory.dmp

Filesize
68KB

Download
memory/2720-67-0x000007FEEF0C0000-0x000007FEEF0D6000-memory.dmp

Filesize
88KB

Download
memory/2720-39-0x000007FEF4590000-0x000007FEF5640000-memory.dmp

Filesize
16.7MB

Download