Malware Analysis Report

2024-11-15 06:30

Sample ID 220309-zqdebaeegr
Target ExternalRun.exe
SHA256 3c8acfa90eed5ab18fd669bea9d494d9fb96f964d9040ee03ff9889dbaada294
Tags
44caliber spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

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

44caliber spyware stealer trojan

44Caliber

44caliber family

DiscordWebhook

Reads user/profile data of web browsers

Accesses cryptocurrency files/wallets, possible credential harvesting

Looks up external IP address via web service

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-03-09 20:54

Signatures

44caliber family

44caliber

DiscordWebhook

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

Analysis: behavioral2

Detonation Overview

Submitted

2022-03-09 20:54

Reported

2022-03-10 10:29

Platform

win10v2004-en-20220112

Max time kernel

93s

Max time network

157s

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

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 209.197.3.8:80 tcp
US 72.21.91.29:80 tcp
US 8.8.8.8:53 freegeoip.app udp
US 188.114.97.0:443 freegeoip.app tcp
US 8.8.8.8:53 geo.prod.do.dsp.mp.microsoft.com udp
US 52.184.216.174:443 geo.prod.do.dsp.mp.microsoft.com tcp
US 8.8.8.8:53 kv801.prod.do.dsp.mp.microsoft.com udp
NL 184.29.205.60:443 kv801.prod.do.dsp.mp.microsoft.com tcp
US 8.8.8.8:53 cp801.prod.do.dsp.mp.microsoft.com udp
NL 184.29.205.60:443 cp801.prod.do.dsp.mp.microsoft.com tcp
NL 184.29.205.60:443 cp801.prod.do.dsp.mp.microsoft.com tcp

Files

memory/1544-130-0x000001AA738F0000-0x000001AA7393A000-memory.dmp

memory/1544-132-0x000001AA776E0000-0x000001AA776E2000-memory.dmp

memory/1544-131-0x00007FFB35160000-0x00007FFB35C21000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2022-03-09 20:54

Reported

2022-03-10 10:28

Platform

win7-20220223-en

Max time kernel

4294178s

Max time network

121s

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

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 188.114.97.0:443 freegeoip.app tcp

Files

memory/752-54-0x0000000000FA0000-0x0000000000FEA000-memory.dmp

memory/752-55-0x000007FEF5C00000-0x000007FEF65EC000-memory.dmp

memory/752-56-0x0000000000300000-0x0000000000302000-memory.dmp