Malware Analysis Report

2024-10-23 21:06

Sample ID 241016-3zx2vszhqg
Target 4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118
SHA256 8d3dca33585cf75f58c79577b6aa3876873b0f16988a12dcb2581dfd92a12b74
Tags
upatre discovery downloader
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

8d3dca33585cf75f58c79577b6aa3876873b0f16988a12dcb2581dfd92a12b74

Threat Level: Known bad

The file 4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

upatre discovery downloader

Upatre

Executes dropped EXE

Loads dropped DLL

Checks computer location settings

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-16 23:57

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-16 23:57

Reported

2024-10-17 00:00

Platform

win7-20240708-en

Max time kernel

149s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118.exe"

Signatures

Upatre

downloader 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\4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118.exe"

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

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

Network

N/A

Files

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

MD5 b0d13421ca279f466f4dce640554239d
SHA1 1d5abbfe407a4b72f1c9e64a92daf7b76e4dda7c
SHA256 55141b7180b6969b5fde16a678540dfc7ad81c23d6a1dfbb9492c84a3ca7f264
SHA512 b5408999fccf8a03dd41174a151501f33a4fe19b381ceb9caf7e1ee5a45ca7936acd5ed92438d9d43e42ee469f9f54e9e644d489d97d98cf57ed6d7f3bca9dcb

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-16 23:57

Reported

2024-10-17 00:00

Platform

win10v2004-20241007-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118.exe"

Signatures

Upatre

downloader upatre

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118.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\4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118.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\4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\4fba3011e04fd17086d5ff5c2343c117_JaffaCakes118.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 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 udp

Files

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

MD5 b0d13421ca279f466f4dce640554239d
SHA1 1d5abbfe407a4b72f1c9e64a92daf7b76e4dda7c
SHA256 55141b7180b6969b5fde16a678540dfc7ad81c23d6a1dfbb9492c84a3ca7f264
SHA512 b5408999fccf8a03dd41174a151501f33a4fe19b381ceb9caf7e1ee5a45ca7936acd5ed92438d9d43e42ee469f9f54e9e644d489d97d98cf57ed6d7f3bca9dcb