f4cf5cacb7dea6b4d02ec71003b99c42e454defaa4e000b24475230d181a51af

Analysis

max time kernel
449s
max time network
1174s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
26-04-2024 18:53

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

MultiMC/jars/JavaCheck.jar
Size

1KB
MD5

a0b69fde80253c8fe9616ead35b6236c
SHA1

cbcb8fcdecbf509f80210ddaed6738ac94ba183f
SHA256

b8a91afe70d3c6aabbba075a0bed9f8f7f2b28ffb2e0b96552b761828e5ed451
SHA512

22fd17c66576fb02bf0b6aea24de2b2d3b6678a6d6d57ce0b47a0df4b2c3c2553d221b01c90f0ba9a9a1e9aa2948a22defb0baa394d69863be4cafe1455b83cf

Score

7^/10

discovery

Malware Config

Signatures

Modifies file permissions 1 TTPs 1 IoCs
discovery

File and Directory Permissions Modification
T1222

Processes:

icacls.exe

pid process

2172 icacls.exe
Suspicious use of WriteProcessMemory 2 IoCs

Processes:

java.exe

description pid process target process

PID 1208 wrote to memory of 2172 1208 java.exe icacls.exe
PID 1208 wrote to memory of 2172 1208 java.exe icacls.exe

pid	process
2172	icacls.exe

description	pid	process	target process
PID 1208 wrote to memory of 2172	1208	java.exe	icacls.exe
PID 1208 wrote to memory of 2172	1208	java.exe	icacls.exe

C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\MultiMC\jars\JavaCheck.jar
1⤵
- Suspicious use of WriteProcessMemory
PID:1208

C:\Windows\system32\icacls.exe
C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
2⤵
- Modifies file permissions
PID:2172

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

File and Directory Permissions Modification

T1222

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp

Filesize
46B

MD5
7cc934eca64bbe766e72ea25b9736ced

SHA1
b4b3bd2532c1d4c93736110d462e9619867bdc58

SHA256
0ed2a4386d8586b1d174f9b782e8de1d2ff6e1fbb80f4b78088dadfcb30ae374

SHA512
c29a4b29413ca31625cbe577d49842a6f4edd3e0b9e0610141601cf526502bbf31303e852399de88161560b771ce67e8c5a799e0e1170d442052cdb2a627a171

Download Submit
memory/1208-9-0x00000229D7880000-0x00000229D8880000-memory.dmp

Filesize
16.0MB

Download
memory/1208-11-0x00000229D7860000-0x00000229D7861000-memory.dmp

Filesize
4KB

Download
memory/1208-13-0x00000229D7880000-0x00000229D8880000-memory.dmp

Filesize
16.0MB

Download