Malware Analysis Report

2024-10-23 19:39

Sample ID 231219-yqc8waghgp
Target 8b526ff1976f1ca1fde34987043d0dfe
SHA256 f456a8901ab04ed11142a4f5413cbba1f13778a319b0c9d4815cb4f5e542c56c
Tags
vmprotect marsstealer spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

f456a8901ab04ed11142a4f5413cbba1f13778a319b0c9d4815cb4f5e542c56c

Threat Level: Known bad

The file 8b526ff1976f1ca1fde34987043d0dfe was found to be: Known bad.

Malicious Activity Summary

vmprotect marsstealer spyware stealer

Marsstealer family

Mars Stealer

VMProtect packed file

Reads user/profile data of web browsers

Suspicious use of NtSetInformationThreadHideFromDebugger

Program crash

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-12-19 19:59

Signatures

Marsstealer family

marsstealer

VMProtect packed file

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-19 19:59

Reported

2023-12-20 00:52

Platform

win7-20231215-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8b526ff1976f1ca1fde34987043d0dfe.exe"

Signatures

Mars Stealer

stealer marsstealer

Reads user/profile data of web browsers

spyware stealer

VMProtect packed file

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

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8b526ff1976f1ca1fde34987043d0dfe.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8b526ff1976f1ca1fde34987043d0dfe.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8b526ff1976f1ca1fde34987043d0dfe.exe

"C:\Users\Admin\AppData\Local\Temp\8b526ff1976f1ca1fde34987043d0dfe.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2512 -s 808

Network

Country Destination Domain Proto
US 8.8.8.8:53 sadasew94okl234.000webhostapp.com udp
US 145.14.145.196:80 sadasew94okl234.000webhostapp.com tcp

Files

memory/2512-0-0x0000000000400000-0x00000000009B5000-memory.dmp

memory/2512-11-0x00000000775B0000-0x00000000775B1000-memory.dmp

memory/2512-10-0x0000000000230000-0x0000000000231000-memory.dmp

memory/2512-8-0x0000000000230000-0x0000000000231000-memory.dmp

memory/2512-6-0x0000000000230000-0x0000000000231000-memory.dmp

memory/2512-5-0x0000000000220000-0x0000000000221000-memory.dmp

memory/2512-3-0x0000000000220000-0x0000000000221000-memory.dmp

memory/2512-1-0x0000000000220000-0x0000000000221000-memory.dmp

memory/2512-15-0x0000000000400000-0x00000000009B5000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-19 19:59

Reported

2023-12-20 00:53

Platform

win10v2004-20231215-en

Max time kernel

135s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8b526ff1976f1ca1fde34987043d0dfe.exe"

Signatures

Mars Stealer

stealer marsstealer

Reads user/profile data of web browsers

spyware stealer

VMProtect packed file

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

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8b526ff1976f1ca1fde34987043d0dfe.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8b526ff1976f1ca1fde34987043d0dfe.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\8b526ff1976f1ca1fde34987043d0dfe.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8b526ff1976f1ca1fde34987043d0dfe.exe

"C:\Users\Admin\AppData\Local\Temp\8b526ff1976f1ca1fde34987043d0dfe.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 4984 -ip 4984

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4984 -s 1388

Network

Country Destination Domain Proto
NL 52.142.223.178:80 tcp
US 8.8.8.8:53 22.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 sadasew94okl234.000webhostapp.com udp
US 145.14.144.31:80 sadasew94okl234.000webhostapp.com tcp
US 8.8.8.8:53 31.144.14.145.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 209.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp

Files

memory/4984-0-0x0000000000400000-0x00000000009B5000-memory.dmp

memory/4984-2-0x0000000000E20000-0x0000000000E21000-memory.dmp

memory/4984-3-0x0000000000E30000-0x0000000000E31000-memory.dmp

memory/4984-7-0x0000000000400000-0x00000000009B5000-memory.dmp