6ae1a778523203660d1c300dfca88c14e2ea012e417a31238f6b312cfc3902f1

Analysis

max time kernel
608s
max time network
1590s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
17/04/2023, 23:47

Target

firefox/libnspr4.so
Size

217KB
MD5

a8f96cdbbac94c68799c413adca39a62
SHA1

313487bbe427e3b5be2fc03b11d6f7296fb44ff3
SHA256

c0b95002cc9f94d40aaa78c488cdab204bb3b12d4df2b08a5bf419ab534edfc7
SHA512

f160dd8655cd878afdd9256d190ac93dd3a50cf6484d025230afe00ef32bb595945faed657e8ffdad7daae6a9f1df70ec134eb750ddb7c40330233d9a4213bf4
SSDEEP

6144:/VBsGnCyK1XihEPNTmsZUuT2OxD9bWvYNx:/VBsGnCyWiQNTTqIhbYYx

Score

3^/10

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 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-3853465373-1718857667-1861325682-1000_Classes\Local Settings	OpenWith.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4436	OpenWith.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\firefox\libnspr4.so
1⤵
- Modifies registry class
PID:3768

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact