Malware Analysis Report

2025-01-03 07:46

Sample ID 230426-l4qpxagf42
Target 584-63-0x0000000000400000-0x0000000000654000-memory.dmp
SHA256 4e99c801ebdfabb3ba18980976569be6b659b03cc687a75b774fe373cb0c64e9
Tags
blustealer stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

4e99c801ebdfabb3ba18980976569be6b659b03cc687a75b774fe373cb0c64e9

Threat Level: Known bad

The file 584-63-0x0000000000400000-0x0000000000654000-memory.dmp was found to be: Known bad.

Malicious Activity Summary

blustealer stealer

BluStealer

Blustealer family

Program crash

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-04-26 10:05

Signatures

Blustealer family

blustealer

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral2

Detonation Overview

Submitted

2023-04-26 10:05

Reported

2023-04-26 10:08

Platform

win10v2004-20230220-en

Max time kernel

135s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\584-63-0x0000000000400000-0x0000000000654000-memory.exe"

Signatures

BluStealer

stealer blustealer

Processes

C:\Users\Admin\AppData\Local\Temp\584-63-0x0000000000400000-0x0000000000654000-memory.exe

"C:\Users\Admin\AppData\Local\Temp\584-63-0x0000000000400000-0x0000000000654000-memory.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3772 -ip 3772

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3772 -s 408

Network

Country Destination Domain Proto
US 209.197.3.8:80 tcp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 209.197.3.8:80 tcp
US 104.208.16.89:443 tcp
US 209.197.3.8:80 tcp
US 8.8.8.8:53 203.151.224.20.in-addr.arpa udp
NL 173.223.113.164:443 tcp
US 209.197.3.8:80 tcp

Files

memory/3772-133-0x0000000000400000-0x0000000000654000-memory.dmp

memory/3772-134-0x0000000000400000-0x0000000000654000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2023-04-26 10:05

Reported

2023-04-26 10:08

Platform

win7-20230220-en

Max time kernel

31s

Max time network

33s

Command Line

"C:\Users\Admin\AppData\Local\Temp\584-63-0x0000000000400000-0x0000000000654000-memory.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\584-63-0x0000000000400000-0x0000000000654000-memory.exe

"C:\Users\Admin\AppData\Local\Temp\584-63-0x0000000000400000-0x0000000000654000-memory.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2036 -s 144

Network

N/A

Files

memory/2036-54-0x0000000000400000-0x0000000000654000-memory.dmp