55626f87358dc713199e31869307ffcc9e38a08d7f204b5feb0181f17ea47519

Analysis

max time kernel
446s
max time network
451s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/03/2024, 22:08

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
$TEMP/FeelingEyestrain-Launcher/u571/lib/ext/cldrdata.jar
Size 3.7MB
Sample240319-12pgdsha44
SHA256 0402fbcb23d381dede4df4228f2d100d8693c5b3bab885ab5eb98bcc0a269786
MD5 ae86774d28f1c8270a9bcbd12a9a1865
SHA1 7806c70550f435c2c87d2d15e427e5a9f97774e4
SHA512 2ea1e0372a087915fffcca2defc817c37bd038b02824bfec1da4e881a4c908a93aeb37daa38840f75bceafd02ec09088fe648b0305da0407e93407eac770be63
SSDEEP 98304:PI1SwP9utPgTIb0bxSxwF1nNZVdEILeH9IIyYNO4Inwz:PI1HYgkoxSxI9fs4UVIwz
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

discovery

Malware Config

Signatures

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
2252	icacls.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1920 wrote to memory of 2252	1920	java.exe	85
PID 1920 wrote to memory of 2252	1920	java.exe	85

C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\$TEMP\FeelingEyestrain-Launcher\u571\lib\ext\cldrdata.jar
1⤵
- Suspicious use of WriteProcessMemory
PID:1920
- 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:2252

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

3903daac9bc4a3b7.timestamp

Path C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp
Size 46B
SHA256 d99502fe678dcf7ec9ca24041d4970864888782c5a59c9aa3b51ca8da1d1be51
MD5 a7197684f651dc384870d10dfad01189
SHA1 2a176527c4f85b9338aca11c8557bd910f0dd26b
SHA512 ed8476119c0935dc499f6955185137900a22556e762adb14f8b05be4256f17a02c2734e7d5dbb0f42ebafc834841679581cb5c6365422f3d587a3df7a79d22a2
MD5 SHA1 SHA512

Submit Download

memory/1920-4-0x000001F9ED180000-0x000001F9EE180000-memory.dmp

Download

memory/1920-12-0x000001F9EB720000-0x000001F9EB721000-memory.dmp