Malware Analysis Report

2024-08-06 14:52

Sample ID 240514-wrc86ahh56
Target 02752953a097c95cf337c77af8ec8f4526983138e1e0cf07e0ad1ed7be885c2e
SHA256 02752953a097c95cf337c77af8ec8f4526983138e1e0cf07e0ad1ed7be885c2e
Tags
spyware stealer marsstealer default
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

02752953a097c95cf337c77af8ec8f4526983138e1e0cf07e0ad1ed7be885c2e

Threat Level: Known bad

The file 02752953a097c95cf337c77af8ec8f4526983138e1e0cf07e0ad1ed7be885c2e was found to be: Known bad.

Malicious Activity Summary

spyware stealer marsstealer default

Mars Stealer

Executes dropped EXE

Reads user/profile data of web browsers

Loads dropped DLL

Checks computer location settings

Unsigned PE

Enumerates physical storage devices

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Persistence
TA0003
Privilege Escalation
TA0004
Defense Evasion
TA0005
Credential Access
TA0006
Unsecured Credentials
T1552
Credentials In Files
T1552.001
Discovery
TA0007
System Information Discovery
T1082
Query Registry
T1012
Lateral Movement
TA0008
Collection
TA0009
Data from Local System
T1005
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-05-14 18:08

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-14 18:08

Reported

2024-05-14 18:11

Platform

win7-20240221-en

Max time kernel

117s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\02752953a097c95cf337c77af8ec8f4526983138e1e0cf07e0ad1ed7be885c2e.exe"

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\ProgramData\D5HYAA6YQ9.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\02752953a097c95cf337c77af8ec8f4526983138e1e0cf07e0ad1ed7be885c2e.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\02752953a097c95cf337c77af8ec8f4526983138e1e0cf07e0ad1ed7be885c2e.exe N/A
N/A N/A C:\Windows\SysWOW64\WerFault.exe N/A
N/A N/A C:\Windows\SysWOW64\WerFault.exe N/A
N/A N/A C:\Windows\SysWOW64\WerFault.exe N/A

Reads user/profile data of web browsers

spyware stealer

Enumerates physical storage devices

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\ProgramData\D5HYAA6YQ9.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1652 wrote to memory of 2164 N/A C:\Users\Admin\AppData\Local\Temp\02752953a097c95cf337c77af8ec8f4526983138e1e0cf07e0ad1ed7be885c2e.exe C:\ProgramData\D5HYAA6YQ9.exe
PID 1652 wrote to memory of 2164 N/A C:\Users\Admin\AppData\Local\Temp\02752953a097c95cf337c77af8ec8f4526983138e1e0cf07e0ad1ed7be885c2e.exe C:\ProgramData\D5HYAA6YQ9.exe
PID 1652 wrote to memory of 2164 N/A C:\Users\Admin\AppData\Local\Temp\02752953a097c95cf337c77af8ec8f4526983138e1e0cf07e0ad1ed7be885c2e.exe C:\ProgramData\D5HYAA6YQ9.exe
PID 1652 wrote to memory of 2164 N/A C:\Users\Admin\AppData\Local\Temp\02752953a097c95cf337c77af8ec8f4526983138e1e0cf07e0ad1ed7be885c2e.exe C:\ProgramData\D5HYAA6YQ9.exe
PID 2164 wrote to memory of 2608 N/A C:\ProgramData\D5HYAA6YQ9.exe C:\Windows\SysWOW64\WerFault.exe
PID 2164 wrote to memory of 2608 N/A C:\ProgramData\D5HYAA6YQ9.exe C:\Windows\SysWOW64\WerFault.exe
PID 2164 wrote to memory of 2608 N/A C:\ProgramData\D5HYAA6YQ9.exe C:\Windows\SysWOW64\WerFault.exe
PID 2164 wrote to memory of 2608 N/A C:\ProgramData\D5HYAA6YQ9.exe C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\02752953a097c95cf337c77af8ec8f4526983138e1e0cf07e0ad1ed7be885c2e.exe

"C:\Users\Admin\AppData\Local\Temp\02752953a097c95cf337c77af8ec8f4526983138e1e0cf07e0ad1ed7be885c2e.exe"

C:\ProgramData\D5HYAA6YQ9.exe

"C:\ProgramData\D5HYAA6YQ9.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2164 -s 808

Network

Country Destination Domain Proto
US 8.8.8.8:53 kenesrakishev.net udp
US 3.33.130.190:80 kenesrakishev.net tcp

Files

memory/1652-0-0x000000007429E000-0x000000007429F000-memory.dmp

memory/1652-1-0x0000000000AD0000-0x0000000000B6E000-memory.dmp

memory/1652-3-0x0000000074290000-0x000000007497E000-memory.dmp

\ProgramData\D5HYAA6YQ9.exe

MD5 14878fb96760ba869271109d832f43a7
SHA1 874f6bcac3ef5682a567483ea5627d38bfbffa8d
SHA256 0c816842e7a1649f0010b7c437a7783f82fd8a62a080adaeaecd871e6578c721
SHA512 f882cfb373f79e823e3284b6dbe09d7df0ea90d0ab20e9399e1ee3af86eec2e8ba5c3b882f6b7f88b0478bc3fdfe05e033ee6fcbc2813faf13558fbec1d0a2e2

memory/1652-12-0x0000000002010000-0x000000000204D000-memory.dmp

memory/1652-11-0x0000000002010000-0x000000000204D000-memory.dmp

memory/2164-14-0x0000000000400000-0x000000000043D000-memory.dmp

memory/1652-15-0x0000000074290000-0x000000007497E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-14 18:08

Reported

2024-05-14 18:11

Platform

win10v2004-20240508-en

Max time kernel

149s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\02752953a097c95cf337c77af8ec8f4526983138e1e0cf07e0ad1ed7be885c2e.exe"

Signatures

Mars Stealer

stealer marsstealer

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\02752953a097c95cf337c77af8ec8f4526983138e1e0cf07e0ad1ed7be885c2e.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\ProgramData\2GF.exe N/A

Reads user/profile data of web browsers

spyware stealer

Enumerates physical storage devices

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\ProgramData\2GF.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1904 wrote to memory of 3872 N/A C:\Users\Admin\AppData\Local\Temp\02752953a097c95cf337c77af8ec8f4526983138e1e0cf07e0ad1ed7be885c2e.exe C:\ProgramData\2GF.exe
PID 1904 wrote to memory of 3872 N/A C:\Users\Admin\AppData\Local\Temp\02752953a097c95cf337c77af8ec8f4526983138e1e0cf07e0ad1ed7be885c2e.exe C:\ProgramData\2GF.exe
PID 1904 wrote to memory of 3872 N/A C:\Users\Admin\AppData\Local\Temp\02752953a097c95cf337c77af8ec8f4526983138e1e0cf07e0ad1ed7be885c2e.exe C:\ProgramData\2GF.exe

Processes

C:\Users\Admin\AppData\Local\Temp\02752953a097c95cf337c77af8ec8f4526983138e1e0cf07e0ad1ed7be885c2e.exe

"C:\Users\Admin\AppData\Local\Temp\02752953a097c95cf337c77af8ec8f4526983138e1e0cf07e0ad1ed7be885c2e.exe"

C:\ProgramData\2GF.exe

"C:\ProgramData\2GF.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 3872 -ip 3872

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3872 -s 1384

Network

Country Destination Domain Proto
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
BE 2.17.196.184:443 www.bing.com tcp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 184.196.17.2.in-addr.arpa udp
US 8.8.8.8:53 249.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 kenesrakishev.net udp
US 3.33.130.190:80 kenesrakishev.net tcp
US 8.8.8.8:53 190.130.33.3.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
NL 52.142.223.178:80 tcp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 31.121.18.2.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 208.143.182.52.in-addr.arpa udp

Files

memory/1904-0-0x000000007484E000-0x000000007484F000-memory.dmp

memory/1904-1-0x00000000004D0000-0x000000000056E000-memory.dmp

memory/1904-3-0x0000000074840000-0x0000000074FF0000-memory.dmp

C:\ProgramData\2GF.exe

MD5 14878fb96760ba869271109d832f43a7
SHA1 874f6bcac3ef5682a567483ea5627d38bfbffa8d
SHA256 0c816842e7a1649f0010b7c437a7783f82fd8a62a080adaeaecd871e6578c721
SHA512 f882cfb373f79e823e3284b6dbe09d7df0ea90d0ab20e9399e1ee3af86eec2e8ba5c3b882f6b7f88b0478bc3fdfe05e033ee6fcbc2813faf13558fbec1d0a2e2

memory/3872-12-0x0000000000400000-0x000000000043D000-memory.dmp

memory/1904-13-0x0000000074840000-0x0000000074FF0000-memory.dmp

memory/3872-15-0x0000000000400000-0x000000000043D000-memory.dmp