Malware Analysis Report

2024-11-15 05:41

Sample ID 240613-kg7t8svfjl
Target 81a576d8fbbd43613577e4a88e3c3ea28c2f68c5426774b0e894e990780befcf
SHA256 81a576d8fbbd43613577e4a88e3c3ea28c2f68c5426774b0e894e990780befcf
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

81a576d8fbbd43613577e4a88e3c3ea28c2f68c5426774b0e894e990780befcf

Threat Level: Shows suspicious behavior

The file 81a576d8fbbd43613577e4a88e3c3ea28c2f68c5426774b0e894e990780befcf was found to be: Shows suspicious behavior.

Malicious Activity Summary

upx

Checks computer location settings

Executes dropped EXE

UPX packed file

Enumerates physical storage devices

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-13 08:35

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

2024-06-13 08:35

Reported

2024-06-13 08:38

Platform

win10v2004-20240611-en

Max time kernel

93s

Max time network

139s

Command Line

"C:\Users\Admin\AppData\Local\Temp\81a576d8fbbd43613577e4a88e3c3ea28c2f68c5426774b0e894e990780befcf.exe"

Signatures

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\81a576d8fbbd43613577e4a88e3c3ea28c2f68c5426774b0e894e990780befcf.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\81a576d8fbbd43613577e4a88e3c3ea28c2f68c5426774b0e894e990780befcf.exe

"C:\Users\Admin\AppData\Local\Temp\81a576d8fbbd43613577e4a88e3c3ea28c2f68c5426774b0e894e990780befcf.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 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 214.163.47.161.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 203.107.17.2.in-addr.arpa udp
NL 23.62.61.171:443 www.bing.com tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 171.61.62.23.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 8.8.8.8:53 144.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 243.107.17.2.in-addr.arpa udp

Files

memory/2188-1-0x0000000000010000-0x00000000000B0000-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/2188-15-0x0000000000010000-0x00000000000B0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-13 08:35

Reported

2024-06-13 08:38

Platform

win11-20240508-en

Max time kernel

78s

Max time network

99s

Command Line

"C:\Users\Admin\AppData\Local\Temp\81a576d8fbbd43613577e4a88e3c3ea28c2f68c5426774b0e894e990780befcf.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
N/A N/A N/A N/A

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\81a576d8fbbd43613577e4a88e3c3ea28c2f68c5426774b0e894e990780befcf.exe

"C:\Users\Admin\AppData\Local\Temp\81a576d8fbbd43613577e4a88e3c3ea28c2f68c5426774b0e894e990780befcf.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 52.111.227.11:443 tcp

Files

memory/4836-0-0x00000000009B0000-0x0000000000A50000-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/4836-14-0x00000000009B0000-0x0000000000A50000-memory.dmp

memory/4836-15-0x00000000009B0000-0x0000000000A50000-memory.dmp