Malware Analysis Report

2024-11-15 06:30

Sample ID 220311-sxykhadbbp
Target ExternalRun.exe
SHA256 3c8acfa90eed5ab18fd669bea9d494d9fb96f964d9040ee03ff9889dbaada294
Tags
trojan stealer discordurls 44caliber spyware
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

3c8acfa90eed5ab18fd669bea9d494d9fb96f964d9040ee03ff9889dbaada294

Threat Level: Known bad

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

Malicious Activity Summary

trojan stealer discordurls 44caliber spyware

44Caliber

44caliber family

DiscordWebhook

Detects executables Discord URL observed in first stage droppers

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

2022-03-11 15:30

Signatures

44caliber family

44caliber

DiscordWebhook

trojan stealer
Description Indicator Process Target
N/A N/A N/A N/A

Detects 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

2022-03-11 15:30

Reported

2022-03-11 15:31

Platform

win7-20220311-en

Max time kernel

4294106s

Max time network

18s

Command Line

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

Signatures

44Caliber

stealer 44caliber

DiscordWebhook

trojan stealer
Description Indicator Process Target
N/A N/A N/A N/A

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

Suspicious use of AdjustPrivilegeToken

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

Processes

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 freegeoip.app udp
US 188.114.96.0:443 freegeoip.app tcp

Files

memory/1604-54-0x0000000001380000-0x00000000013CA000-memory.dmp

memory/1604-55-0x000007FEF5AC0000-0x000007FEF64AC000-memory.dmp

memory/1604-56-0x000000001B0D0000-0x000000001B0D2000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-03-11 15:30

Reported

2022-03-11 15:31

Platform

win10v2004-20220310-en

Max time kernel

53s

Max time network

55s

Command Line

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

Signatures

44Caliber

stealer 44caliber

DiscordWebhook

trojan stealer
Description Indicator Process Target
N/A N/A N/A N/A

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

Suspicious use of AdjustPrivilegeToken

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

Processes

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 licensing.mp.microsoft.com udp
US 20.223.25.224:443 licensing.mp.microsoft.com tcp
US 8.8.8.8:53 storesdk.dsx.mp.microsoft.com udp
US 8.8.8.8:53 freegeoip.app udp
NL 104.80.225.205:443 storesdk.dsx.mp.microsoft.com tcp
US 188.114.96.0:443 freegeoip.app tcp
US 20.223.25.224:443 licensing.mp.microsoft.com tcp
US 93.184.221.240:80 tcp
US 93.184.221.240:80 tcp
US 8.8.8.8:53 licensing.mp.microsoft.com udp
US 20.223.25.224:443 licensing.mp.microsoft.com tcp
US 20.223.25.224:443 licensing.mp.microsoft.com tcp

Files

memory/4900-134-0x0000020D87490000-0x0000020D874DA000-memory.dmp

memory/4900-135-0x00007FFF2DB60000-0x00007FFF2E621000-memory.dmp

memory/4900-136-0x0000020DA2760000-0x0000020DA2762000-memory.dmp