96349b4ca999a16f0e3b2159c41d25685e3dca999322b3a29b25369a24f63ed1

Analysis

max time kernel
150s
max time network
33s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
23-03-2023 18:19

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General

Target

scripts/vehicle.lua
Size

306B
MD5

1eceb52600b875b85a169687fb62ed1e
SHA1

2d13ed39f1d757af9a5d07790065cc8c00c4984b
SHA256

0cddccf554633f15fbc453cd0080469c3806d7bd13824f68e3a1ee0cfb2da20b
SHA512

23baa825d5c3dfb66d1582ce6332bee8272f345742ba50977c0622c7be4fb6b9b921b473a424a2453df3cbc0ff0b473cf7897955fe09a4fd7a10d0df2ef2188b

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 9 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_CLASSES\lua_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_CLASSES\lua_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_CLASSES\.lua\ = "lua_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_CLASSES\lua_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_CLASSES\lua_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_CLASSES\.lua	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_CLASSES\lua_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000_CLASSES\lua_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

1708 AcroRd32.exe
1708 AcroRd32.exe
1708 AcroRd32.exe

pid	process
1708	AcroRd32.exe
1708	AcroRd32.exe
1708	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1188 wrote to memory of 1208	1188	cmd.exe	rundll32.exe
PID 1188 wrote to memory of 1208	1188	cmd.exe	rundll32.exe
PID 1188 wrote to memory of 1208	1188	cmd.exe	rundll32.exe
PID 1208 wrote to memory of 1708	1208	rundll32.exe	AcroRd32.exe
PID 1208 wrote to memory of 1708	1208	rundll32.exe	AcroRd32.exe
PID 1208 wrote to memory of 1708	1208	rundll32.exe	AcroRd32.exe
PID 1208 wrote to memory of 1708	1208	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\scripts\vehicle.lua
1⤵
- Suspicious use of WriteProcessMemory
PID:1188

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\scripts\vehicle.lua
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1208

C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\scripts\vehicle.lua"
3⤵
- Suspicious use of SetWindowsHookEx
PID:1708

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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