398ebc3476435e57bdfffbd414a1f19feb68e38cbbded7130bf8c4f5c6036e13

Analysis

max time kernel
143s
max time network
119s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
01-07-2024 03:57

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General

Target

installer.rar
Size

2.2MB
MD5

932e1521933cb130a32417ebefcd7f65
SHA1

6498a4ef4a5aa03a4a244a4e1786f89fcc135a18
SHA256

fc9b9cc6bc5073977a2b4f50f6e0c7583106019a8e642514aa9dc11666013366
SHA512

2d56ea1b910972957fe0aa0e0457f7328392b723c88f36af873278383fa19d1c802a07bc42ab5d642cfbb257886c29df271c15980ea2c077fbf27bb3e9c49a73
SSDEEP

49152:WkiX7fzXIPeyum2UJCUle2JtQn7X/CI8pycA9QU3aB/F6UIS:IbzXenum2GtQL/zeyTo96TS

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

2488 vlc.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

vlc.exe

pid process

2488 vlc.exe
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

vlc.exe

pid process

2488 vlc.exe
2488 vlc.exe
2488 vlc.exe
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

vlc.exe

pid process

2488 vlc.exe
2488 vlc.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

vlc.exe

pid process

2488 vlc.exe

pid	process
2488	vlc.exe

pid	process
2488	vlc.exe

pid	process
2488	vlc.exe
2488	vlc.exe
2488	vlc.exe

pid	process
2488	vlc.exe
2488	vlc.exe

pid	process
2488	vlc.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

cmd.exerundll32.exerundll32.exe

description	pid	process	target process
PID 2576 wrote to memory of 2632	2576	cmd.exe	rundll32.exe
PID 2576 wrote to memory of 2632	2576	cmd.exe	rundll32.exe
PID 2576 wrote to memory of 2632	2576	cmd.exe	rundll32.exe
PID 2632 wrote to memory of 2616	2632	rundll32.exe	rundll32.exe
PID 2632 wrote to memory of 2616	2632	rundll32.exe	rundll32.exe
PID 2632 wrote to memory of 2616	2632	rundll32.exe	rundll32.exe
PID 2616 wrote to memory of 2488	2616	rundll32.exe	vlc.exe
PID 2616 wrote to memory of 2488	2616	rundll32.exe	vlc.exe
PID 2616 wrote to memory of 2488	2616	rundll32.exe	vlc.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\installer.rar
1⤵
- Suspicious use of WriteProcessMemory
PID:2576

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\installer.rar
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2632

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\installer.rar
3⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2616

C:\Program Files\VideoLAN\VLC\vlc.exe
"C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\AppData\Local\Temp\installer.rar"
4⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:2488

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/2488-24-0x000000013FC30000-0x000000013FD28000-memory.dmp

Filesize
992KB

Download
memory/2488-25-0x000007FEFB010000-0x000007FEFB044000-memory.dmp

Filesize
208KB

Download
memory/2488-27-0x000007FEFAFF0000-0x000007FEFB008000-memory.dmp

Filesize
96KB

Download
memory/2488-33-0x000007FEF6BD0000-0x000007FEF6BE1000-memory.dmp

Filesize
68KB

Download
memory/2488-32-0x000007FEF7690000-0x000007FEF76AD000-memory.dmp

Filesize
116KB

Download
memory/2488-31-0x000007FEF76D0000-0x000007FEF76E1000-memory.dmp

Filesize
68KB

Download
memory/2488-30-0x000007FEF76F0000-0x000007FEF7707000-memory.dmp

Filesize
92KB

Download
memory/2488-29-0x000007FEFAFB0000-0x000007FEFAFC1000-memory.dmp

Filesize
68KB

Download
memory/2488-28-0x000007FEFAFD0000-0x000007FEFAFE7000-memory.dmp

Filesize
92KB

Download
memory/2488-26-0x000007FEF5D40000-0x000007FEF5FF6000-memory.dmp

Filesize
2.7MB

Download
memory/2488-34-0x000007FEF5A00000-0x000007FEF5C0B000-memory.dmp

Filesize
2.0MB

Download
memory/2488-36-0x000007FEF6B80000-0x000007FEF6BC1000-memory.dmp

Filesize
260KB

Download
memory/2488-37-0x000007FEF6B20000-0x000007FEF6B41000-memory.dmp

Filesize
132KB

Download
memory/2488-55-0x000007FEF4680000-0x000007FEF4692000-memory.dmp

Filesize
72KB

Download
memory/2488-54-0x000007FEF46A0000-0x000007FEF46B1000-memory.dmp

Filesize
68KB

Download
memory/2488-35-0x000007FEF4950000-0x000007FEF5A00000-memory.dmp

Filesize
16.7MB

Download
memory/2488-53-0x000007FEF46C0000-0x000007FEF46E3000-memory.dmp

Filesize
140KB

Download
memory/2488-52-0x000007FEF46F0000-0x000007FEF4708000-memory.dmp

Filesize
96KB

Download
memory/2488-51-0x000007FEF4710000-0x000007FEF4734000-memory.dmp

Filesize
144KB

Download
memory/2488-50-0x000007FEF4740000-0x000007FEF4768000-memory.dmp

Filesize
160KB

Download
memory/2488-48-0x000007FEF47D0000-0x000007FEF47E1000-memory.dmp

Filesize
68KB

Download
memory/2488-47-0x000007FEF47F0000-0x000007FEF486C000-memory.dmp

Filesize
496KB

Download
memory/2488-46-0x000007FEF4870000-0x000007FEF48D7000-memory.dmp

Filesize
412KB

Download
memory/2488-45-0x000007FEF48E0000-0x000007FEF4910000-memory.dmp

Filesize
192KB

Download
memory/2488-44-0x000007FEF4910000-0x000007FEF4928000-memory.dmp

Filesize
96KB

Download
memory/2488-43-0x000007FEF4930000-0x000007FEF4941000-memory.dmp

Filesize
68KB

Download
memory/2488-42-0x000007FEF64C0000-0x000007FEF64DB000-memory.dmp

Filesize
108KB

Download
memory/2488-41-0x000007FEF6640000-0x000007FEF6651000-memory.dmp

Filesize
68KB

Download
memory/2488-40-0x000007FEF6660000-0x000007FEF6671000-memory.dmp

Filesize
68KB

Download
memory/2488-39-0x000007FEF6680000-0x000007FEF6691000-memory.dmp

Filesize
68KB

Download
memory/2488-38-0x000007FEF6B00000-0x000007FEF6B18000-memory.dmp

Filesize
96KB

Download
memory/2488-49-0x000007FEF4770000-0x000007FEF47C7000-memory.dmp

Filesize
348KB

Download
memory/2488-67-0x000007FEF4950000-0x000007FEF5A00000-memory.dmp

Filesize
16.7MB

Download