Malware Analysis Report

2024-11-13 14:23

Sample ID 220519-wa19naacb4
Target blackangus.exe
SHA256 067205b69d3c39c5553c45fe92408b0b7c69c8a9f5c2108c01524f4fd2fc7de9
Tags
44caliber spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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

067205b69d3c39c5553c45fe92408b0b7c69c8a9f5c2108c01524f4fd2fc7de9

Threat Level: Known bad

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

Malicious Activity Summary

44caliber spyware stealer

44Caliber

44caliber family

Reads user/profile data of web browsers

Accesses cryptocurrency files/wallets, possible credential harvesting

Looks up external IP address via web service

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-05-19 17:43

Signatures

44caliber family

44caliber

Analysis: behavioral1

Detonation Overview

Submitted

2022-05-19 17:43

Reported

2022-05-19 17:45

Platform

win7-20220414-en

Max time kernel

43s

Max time network

46s

Command Line

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

Signatures

44Caliber

stealer 44caliber

Reads user/profile data of web browsers

spyware stealer

Accesses cryptocurrency files/wallets, possible credential harvesting

spyware

Looks up external IP address via web service

Description Indicator Process Target
N/A freegeoip.app N/A N/A
N/A freegeoip.app N/A N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\blackangus.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\blackangus.exe N/A

Suspicious use of AdjustPrivilegeToken

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

Processes

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 freegeoip.app udp
US 188.114.96.3:443 freegeoip.app tcp
US 8.8.8.8:53 ipbase.com udp
US 75.2.60.5:443 ipbase.com tcp

Files

memory/1864-54-0x0000000000C90000-0x0000000000CDC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-05-19 17:43

Reported

2022-05-19 17:46

Platform

win10v2004-20220414-en

Max time kernel

90s

Max time network

154s

Command Line

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

Signatures

44Caliber

stealer 44caliber

Reads user/profile data of web browsers

spyware stealer

Accesses cryptocurrency files/wallets, possible credential harvesting

spyware

Looks up external IP address via web service

Description Indicator Process Target
N/A freegeoip.app N/A N/A
N/A freegeoip.app N/A N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\blackangus.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\blackangus.exe N/A

Suspicious use of AdjustPrivilegeToken

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

Processes

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 freegeoip.app udp
US 188.114.96.3:443 freegeoip.app tcp
US 8.8.8.8:53 ipbase.com udp
US 99.83.231.61:443 ipbase.com tcp
FR 2.18.109.224:443 tcp
IE 13.69.239.73:443 tcp
US 104.18.25.243:80 tcp
NL 104.110.191.140:80 tcp
NL 104.110.191.140:80 tcp
US 209.197.3.8:80 tcp
US 93.184.220.29:80 tcp
US 8.8.8.8:53 api.msn.com udp
US 204.79.197.203:443 api.msn.com tcp

Files

memory/1204-130-0x0000026A4FEA0000-0x0000026A4FEEC000-memory.dmp

memory/1204-131-0x00007FF824590000-0x00007FF825051000-memory.dmp