f8f9d2a20b2b0c1aafc075d51dc7df924601b468ba867422419304ac321a2cb7

Analysis

max time kernel
149s
max time network
56s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
18-03-2023 22:57

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General

Target

wallpaper_engine/assets/effects/_empty/shaders/effects/empty.vert
Size

254B
MD5

4a806d511627eba615f7441297e37984
SHA1

8946d00f17cb07e1f01a134000d38e653e5d5dd8
SHA256

0b346bf8e6d1fb2aafee37d80d46ec4821c08d3fc62b11c42b23112a4b8739cb
SHA512

3cfd57aca90a9eccc714aec2dae0938dbbfa784ca7127aa8515dfcee1db9b26dee0c5678611c0c16a6aaf8fddb5b9b4015a1c2955b4801926a8e5e9d6f9e8670

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
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\vert_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\.vert	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\.vert\ = "vert_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\vert_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\vert_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\vert_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\vert_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\vert_auto_file\shell\Read\command	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

1028 AcroRd32.exe
1028 AcroRd32.exe
1028 AcroRd32.exe

pid	process
1028	AcroRd32.exe
1028	AcroRd32.exe
1028	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1300 wrote to memory of 872	1300	cmd.exe	rundll32.exe
PID 1300 wrote to memory of 872	1300	cmd.exe	rundll32.exe
PID 1300 wrote to memory of 872	1300	cmd.exe	rundll32.exe
PID 872 wrote to memory of 1028	872	rundll32.exe	AcroRd32.exe
PID 872 wrote to memory of 1028	872	rundll32.exe	AcroRd32.exe
PID 872 wrote to memory of 1028	872	rundll32.exe	AcroRd32.exe
PID 872 wrote to memory of 1028	872	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\wallpaper_engine\assets\effects\_empty\shaders\effects\empty.vert
1⤵
- Suspicious use of WriteProcessMemory
PID:1300

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\wallpaper_engine\assets\effects\_empty\shaders\effects\empty.vert
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:872

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\wallpaper_engine\assets\effects\_empty\shaders\effects\empty.vert"
3⤵
- Suspicious use of SetWindowsHookEx
PID:1028

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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