Malware Analysis Report

2025-05-06 01:36

Sample ID 250103-ae3sdstrdm
Target 723ff4634b0f48eef4b244b736cf81d74ac7a16f10ffb633c6949ba20455905c
SHA256 723ff4634b0f48eef4b244b736cf81d74ac7a16f10ffb633c6949ba20455905c
Tags
upatre discovery downloader
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

723ff4634b0f48eef4b244b736cf81d74ac7a16f10ffb633c6949ba20455905c

Threat Level: Known bad

The file 723ff4634b0f48eef4b244b736cf81d74ac7a16f10ffb633c6949ba20455905c was found to be: Known bad.

Malicious Activity Summary

upatre discovery downloader

Upatre

Upatre family

Checks computer location settings

Executes dropped EXE

Loads dropped DLL

System Location Discovery: System Language Discovery

Unsigned PE

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-01-03 00:08

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2025-01-03 00:08

Reported

2025-01-03 00:10

Platform

win10v2004-20241007-en

Max time kernel

150s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\723ff4634b0f48eef4b244b736cf81d74ac7a16f10ffb633c6949ba20455905c.exe"

Signatures

Upatre

downloader upatre

Upatre family

upatre

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\723ff4634b0f48eef4b244b736cf81d74ac7a16f10ffb633c6949ba20455905c.exe N/A

Executes dropped EXE

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

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\723ff4634b0f48eef4b244b736cf81d74ac7a16f10ffb633c6949ba20455905c.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\szgfw.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\723ff4634b0f48eef4b244b736cf81d74ac7a16f10ffb633c6949ba20455905c.exe

"C:\Users\Admin\AppData\Local\Temp\723ff4634b0f48eef4b244b736cf81d74ac7a16f10ffb633c6949ba20455905c.exe"

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp

Files

memory/1844-0-0x0000000000450000-0x0000000000451000-memory.dmp

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

MD5 98b9c130b155b8507bac81d60442208b
SHA1 1b6749188a3001d9fd290af9880ae0820fddfc23
SHA256 69d44d3951e0f997a31e38dbea4da699ce438032a6bfee9231576177122fc1de
SHA512 05522c6a8db4618ae2f5a403cea09bcffe02f58390b8ebf1407a1afa79785a07d4f2b9ef41e3d60616f43a319f2d89bbf4eae364a625d4e574864fd14bf4eb34

memory/1844-9-0x0000000000400000-0x0000000000409000-memory.dmp

memory/4744-10-0x0000000000400000-0x0000000000409000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2025-01-03 00:08

Reported

2025-01-03 00:10

Platform

win7-20240708-en

Max time kernel

149s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\723ff4634b0f48eef4b244b736cf81d74ac7a16f10ffb633c6949ba20455905c.exe"

Signatures

Upatre

downloader upatre

Upatre family

upatre

Executes dropped EXE

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

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\723ff4634b0f48eef4b244b736cf81d74ac7a16f10ffb633c6949ba20455905c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\723ff4634b0f48eef4b244b736cf81d74ac7a16f10ffb633c6949ba20455905c.exe

"C:\Users\Admin\AppData\Local\Temp\723ff4634b0f48eef4b244b736cf81d74ac7a16f10ffb633c6949ba20455905c.exe"

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

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

Network

N/A

Files

memory/2376-0-0x00000000003A0000-0x00000000003A1000-memory.dmp

\Users\Admin\AppData\Local\Temp\szgfw.exe

MD5 98b9c130b155b8507bac81d60442208b
SHA1 1b6749188a3001d9fd290af9880ae0820fddfc23
SHA256 69d44d3951e0f997a31e38dbea4da699ce438032a6bfee9231576177122fc1de
SHA512 05522c6a8db4618ae2f5a403cea09bcffe02f58390b8ebf1407a1afa79785a07d4f2b9ef41e3d60616f43a319f2d89bbf4eae364a625d4e574864fd14bf4eb34

memory/2376-10-0x0000000000400000-0x0000000000409000-memory.dmp

memory/2024-12-0x0000000000400000-0x0000000000409000-memory.dmp