Malware Analysis Report

2024-11-30 20:18

Sample ID 241119-fvjbkszrft
Target a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe
SHA256 a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e
Tags
meduza 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

a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e

Threat Level: Known bad

The file a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe was found to be: Known bad.

Malicious Activity Summary

meduza stealer

Meduza

Meduza Stealer payload

Meduza family

Checks computer location settings

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-19 05:11

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-19 05:11

Reported

2024-11-19 05:14

Platform

win7-20240903-en

Max time kernel

16s

Max time network

17s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe"

Signatures

Meduza

stealer meduza

Meduza Stealer payload

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

Meduza family

meduza

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2648 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe
PID 2648 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe
PID 2648 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe
PID 2648 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe
PID 2648 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe
PID 2648 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe
PID 2648 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe
PID 2648 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe
PID 2648 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe
PID 2648 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe
PID 2648 wrote to memory of 2668 N/A C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe

"C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe"

C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe

C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe

Network

Country Destination Domain Proto
RU 193.3.19.151:15666 tcp

Files

memory/2668-2-0x0000000140000000-0x0000000140141000-memory.dmp

memory/2668-4-0x0000000140000000-0x0000000140141000-memory.dmp

memory/2668-9-0x000007FFFFFDE000-0x000007FFFFFDF000-memory.dmp

memory/2668-11-0x0000000140000000-0x0000000140141000-memory.dmp

memory/2668-8-0x0000000140000000-0x0000000140141000-memory.dmp

memory/2668-7-0x0000000140000000-0x0000000140141000-memory.dmp

memory/2668-6-0x0000000140000000-0x0000000140141000-memory.dmp

memory/2668-5-0x0000000140000000-0x0000000140141000-memory.dmp

memory/2668-3-0x0000000140000000-0x0000000140141000-memory.dmp

memory/2668-14-0x0000000140000000-0x0000000140141000-memory.dmp

memory/2668-13-0x0000000140000000-0x0000000140141000-memory.dmp

memory/2668-15-0x0000000140000000-0x0000000140141000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-19 05:11

Reported

2024-11-19 05:14

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe"

Signatures

Meduza

stealer meduza

Meduza Stealer payload

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

Meduza family

meduza

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2960 wrote to memory of 4652 N/A C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe
PID 2960 wrote to memory of 4652 N/A C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe
PID 2960 wrote to memory of 4652 N/A C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe
PID 2960 wrote to memory of 4652 N/A C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe
PID 2960 wrote to memory of 4652 N/A C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe
PID 2960 wrote to memory of 4652 N/A C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe
PID 2960 wrote to memory of 4652 N/A C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe
PID 2960 wrote to memory of 4652 N/A C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe
PID 2960 wrote to memory of 4652 N/A C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe
PID 2960 wrote to memory of 4652 N/A C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe

"C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe"

C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe

C:\Users\Admin\AppData\Local\Temp\a39cb2c31b6724eaa78f60fe29ced83e50ffad7e39efd604a7debdac63a2a80e.exe

Network

Country Destination Domain Proto
RU 193.3.19.151:15666 tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 24.139.73.23.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

memory/2960-0-0x00007FF5CF950000-0x00007FF5CF951000-memory.dmp

memory/4652-4-0x0000000140000000-0x0000000140141000-memory.dmp

memory/4652-6-0x0000000140000000-0x0000000140141000-memory.dmp

memory/4652-5-0x0000000140000000-0x0000000140141000-memory.dmp

memory/4652-7-0x0000000140000000-0x0000000140141000-memory.dmp