163edff5aec2819e87bde2bbb4369bef309bc395aaf0e5610235152844967631

Analysis

max time kernel
390s
max time network
1590s
platform
windows10-1703_x64
resource
win10-20230220-es
resource tags

arch:x64arch:x86image:win10-20230220-eslocale:es-esos:windows10-1703-x64systemwindows
submitted
28-02-2023 22:16

Target

MultiMC/libLauncher_nbt++.dll.a
Size

149KB
MD5

6c893ff18da6543d0de29b5b4958bac9
SHA1

9fe8e46e8f47274bdefc44d2ae5647648940ac32
SHA256

e9de6c05b3f2e1d9a5a7ccf2db0d651914c3fefbabb8e113f1322cc99cf5e93c
SHA512

7acbeb9225fa74be63d06b999dff1fcc54464519958587f8f8c035c7ca0619781736288346f1b8d4b2d81212b643a5cc7981c8b160254250a9ac9fed3c7eb6c4
SSDEEP

768:6Pr973mdgwgqQViHriaNUHOw757weHXSuF9ubkKTKuDTkDZ+mVRQDmfRrl7KqulN:ur973mLa6KrsoMMBlV857kYmi

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

Processes:

cmd.exeOpenWith.exe

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

Processes:

OpenWith.exe

pid process

1016 OpenWith.exe

pid	process
1016	OpenWith.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\MultiMC\libLauncher_nbt++.dll.a
1⤵
- Modifies registry class
PID:4180

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact