163edff5aec2819e87bde2bbb4369bef309bc395aaf0e5610235152844967631

Analysis

max time kernel
305s
max time network
298s
platform
windows10-2004_x64
resource
win10v2004-20221111-es
resource tags

arch:x64arch:x86image:win10v2004-20221111-eslocale:es-esos:windows10-2004-x64systemwindows
submitted
19-02-2023 13:26

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General

Target

MultiMC/libLauncher_nbt++.dll.a
Size

149KB
MD5

6c893ff18da6543d0de29b5b4958bac9
SHA1

9fe8e46e8f47274bdefc44d2ae5647648940ac32
SHA256

e9de6c05b3f2e1d9a5a7ccf2db0d651914c3fefbabb8e113f1322cc99cf5e93c
SHA512

7acbeb9225fa74be63d06b999dff1fcc54464519958587f8f8c035c7ca0619781736288346f1b8d4b2d81212b643a5cc7981c8b160254250a9ac9fed3c7eb6c4
SSDEEP

768:6Pr973mdgwgqQViHriaNUHOw757weHXSuF9ubkKTKuDTkDZ+mVRQDmfRrl7KqulN:ur973mLa6KrsoMMBlV857kYmi

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
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2280 1464 WerFault.exe

pid	pid_target	process	target process
2280	1464	WerFault.exe

Modifies registry class 2 IoCs

Processes:

cmd.exeOpenWith.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000_Classes\Local Settings	OpenWith.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

OpenWith.exe

pid process

2416 OpenWith.exe

pid	process
2416	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:1020

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:2416

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 436 -p 1464 -ip 1464
1⤵
PID:3260

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 1464 -s 1616
1⤵
- Program crash
PID:2280

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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