23488a63f94a15ef5f92d4089754607e7f9aa9aa7e29e3f65a6e152b8c94d59a

Analysis

max time kernel
129s
max time network
101s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
04-05-2024 20:32

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General

Target

UltimMC/jars/NewLaunch.jar
Size

14KB
MD5

b299fdf27ff160eb7d3d7d941622d1d8
SHA1

012ce995a3b28b5023aa213acef6023f12bffb16
SHA256

8b6aeafad756dff396a1a27691856a36d95f74144ce5b5c40aa24a1adff0e8a0
SHA512

34ebc92c5063e907ee45cd873048ae0f327affe94375ee4dba87d76446652d27a3ef7d54a93412459131512bd14cc436d4c494a80138c452d59ae7b188dcf0da
SSDEEP

384:+CoBnP8bx7Gtj29jbvewDAbIKrGq5XbAQKiQhNocSnvct017bcaF:VAPLgVbml0KqqFbVhQhNocXFm

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

2264 icacls.exe
Suspicious use of WriteProcessMemory 2 IoCs

Processes:

java.exe

description pid process target process

PID 2764 wrote to memory of 2264 2764 java.exe icacls.exe
PID 2764 wrote to memory of 2264 2764 java.exe icacls.exe

pid	process
2264	icacls.exe

description	pid	process	target process
PID 2764 wrote to memory of 2264	2764	java.exe	icacls.exe
PID 2764 wrote to memory of 2264	2764	java.exe	icacls.exe

C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\UltimMC\jars\NewLaunch.jar
1⤵
- Suspicious use of WriteProcessMemory
PID:2764

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:2264

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

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Downloads

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

Filesize
46B

MD5
c01fb90bc7ab5145f5b694d6d4875488

SHA1
35c594b82d09114df307c3ecec0f36661f8dc16c

SHA256
9b28769a57453739d45bd5614fab180b72440307fe2431856953d70f1939c703

SHA512
9e4f00b10185d4aaed155524ea81cf323cf5129d73c6545de17f0430d5d903fe7cc9c5fd1587c5f3d9d89cd3fab5889c431ed38658e925b80a6cbf995a924d23

Download Submit
memory/2764-2-0x000001ABE3B40000-0x000001ABE3DB0000-memory.dmp

Filesize
2.4MB

Download
memory/2764-12-0x000001ABE2280000-0x000001ABE2281000-memory.dmp

Filesize
4KB

Download
memory/2764-14-0x000001ABE3B40000-0x000001ABE3DB0000-memory.dmp

Filesize
2.4MB

Download