Malware Analysis Report

2024-11-15 06:30

Sample ID 220312-zdtkrsagg6
Target MentalRun.exe
SHA256 ab49f788d53435b9657f8f1e2dd58de104d52ffa9fb97898aed8f44e7354efbc
Tags
discordurls 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

ab49f788d53435b9657f8f1e2dd58de104d52ffa9fb97898aed8f44e7354efbc

Threat Level: Known bad

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

Malicious Activity Summary

discordurls 44caliber spyware stealer

44caliber family

44Caliber

Detected executables Discord URL observed in first stage droppers

Reads user/profile data of web browsers

Looks up external IP address via web service

Accesses cryptocurrency files/wallets, possible credential harvesting

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-03-12 20:36

Signatures

44caliber family

44caliber

Detected executables Discord URL observed in first stage droppers

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

Analysis: behavioral1

Detonation Overview

Submitted

2022-03-12 20:36

Reported

2022-03-12 20:39

Platform

win7-20220311-en

Max time kernel

4294181s

Max time network

124s

Command Line

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

Signatures

44Caliber

stealer 44caliber

Detected executables Discord URL observed in first stage droppers

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

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\MentalRun.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\MentalRun.exe N/A

Suspicious use of AdjustPrivilegeToken

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

Processes

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 freegeoip.app udp
US 188.114.97.0:443 freegeoip.app tcp

Files

memory/1504-54-0x0000000000DE0000-0x0000000000E2A000-memory.dmp

memory/1504-55-0x000007FEF53C0000-0x000007FEF5DAC000-memory.dmp

memory/1504-56-0x000000001B160000-0x000000001B162000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-03-12 20:36

Reported

2022-03-12 20:39

Platform

win10v2004-en-20220113

Max time kernel

133s

Max time network

145s

Command Line

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

Signatures

44Caliber

stealer 44caliber

Detected executables Discord URL observed in first stage droppers

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

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\MentalRun.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\MentalRun.exe N/A

Suspicious use of AdjustPrivilegeToken

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

Processes

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

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

Network

Country Destination Domain Proto
US 188.114.96.0:80 tcp
US 104.21.60.62:443 tcp
EE 194.40.243.90:80 tcp
DE 148.251.234.83:443 tcp
DE 148.251.234.83:443 tcp
DE 148.251.234.83:443 tcp
DE 148.251.234.83:443 tcp
US 149.28.253.196:443 tcp
US 8.8.8.8:53 freegeoip.app udp
US 188.114.97.0:443 freegeoip.app tcp
DE 148.251.234.83:443 tcp
NL 47.246.48.208:80 tcp
NL 23.51.68.110:443 tcp
US 20.42.72.131:443 tcp
NL 104.109.143.22:443 tcp
NL 45.83.122.150:80 tcp

Files

memory/1660-130-0x0000013EECDC0000-0x0000013EECE0A000-memory.dmp

memory/1660-131-0x00007FFF38300000-0x00007FFF38DC1000-memory.dmp

memory/1660-132-0x0000013EF0A00000-0x0000013EF0A02000-memory.dmp