Malware Analysis Report

2025-01-17 21:37

Sample ID 240603-qcrv4sfd7w
Target b3c9c12e2251b171909647fd6a62204b45bdb86eadf55c9a7008ab232401ec73
SHA256 b3c9c12e2251b171909647fd6a62204b45bdb86eadf55c9a7008ab232401ec73
Tags
upx
score
7/10

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
7/10

SHA256

b3c9c12e2251b171909647fd6a62204b45bdb86eadf55c9a7008ab232401ec73

Threat Level: Shows suspicious behavior

The file b3c9c12e2251b171909647fd6a62204b45bdb86eadf55c9a7008ab232401ec73 was found to be: Shows suspicious behavior.

Malicious Activity Summary

upx

UPX packed file

Checks computer location settings

Executes dropped EXE

Enumerates physical storage devices

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-03 13:07

Signatures

UPX packed file

upx
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
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-03 13:07

Reported

2024-06-03 13:09

Platform

win10v2004-20240426-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b3c9c12e2251b171909647fd6a62204b45bdb86eadf55c9a7008ab232401ec73.exe"

Signatures

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\b3c9c12e2251b171909647fd6a62204b45bdb86eadf55c9a7008ab232401ec73.exe N/A

UPX packed file

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

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\b3c9c12e2251b171909647fd6a62204b45bdb86eadf55c9a7008ab232401ec73.exe

"C:\Users\Admin\AppData\Local\Temp\b3c9c12e2251b171909647fd6a62204b45bdb86eadf55c9a7008ab232401ec73.exe"

C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe

"C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"

C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe

"C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.programworkshop.com udp
US 161.47.163.214:80 www.programworkshop.com tcp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 214.163.47.161.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

memory/1632-0-0x0000000000D50000-0x0000000000DF0000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe

MD5 368332fca74f48697d842c5f4698ae1d
SHA1 0275153a1e62bd0eca0b02168895517ed66aac56
SHA256 3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59
SHA512 fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5

memory/1632-14-0x0000000000D50000-0x0000000000DF0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-03 13:07

Reported

2024-06-03 13:09

Platform

win11-20240508-en

Max time kernel

106s

Max time network

131s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b3c9c12e2251b171909647fd6a62204b45bdb86eadf55c9a7008ab232401ec73.exe"

Signatures

UPX packed file

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

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\b3c9c12e2251b171909647fd6a62204b45bdb86eadf55c9a7008ab232401ec73.exe

"C:\Users\Admin\AppData\Local\Temp\b3c9c12e2251b171909647fd6a62204b45bdb86eadf55c9a7008ab232401ec73.exe"

C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe

"C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"

C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe

"C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.programworkshop.com udp
US 161.47.163.214:80 www.programworkshop.com tcp
US 8.8.8.8:53 214.163.47.161.in-addr.arpa udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp

Files

memory/4348-0-0x0000000000360000-0x0000000000400000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe

MD5 368332fca74f48697d842c5f4698ae1d
SHA1 0275153a1e62bd0eca0b02168895517ed66aac56
SHA256 3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59
SHA512 fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5

memory/4348-14-0x0000000000360000-0x0000000000400000-memory.dmp