Malware Analysis Report

2024-11-13 14:23

Sample ID 220504-rc975aeaf3
Target d2fa23ff3612073d344a51d35531337b.exe
SHA256 72c486f862e71725ec5b05df3f273fee8ccd02b358d6e817d43e8f7f939980f9
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

72c486f862e71725ec5b05df3f273fee8ccd02b358d6e817d43e8f7f939980f9

Threat Level: Known bad

The file d2fa23ff3612073d344a51d35531337b.exe was found to be: Known bad.

Malicious Activity Summary

44caliber spyware stealer

44caliber family

44Caliber

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

2022-05-04 14:04

Signatures

44caliber family

44caliber

Analysis: behavioral1

Detonation Overview

Submitted

2022-05-04 14:04

Reported

2022-05-04 14:06

Platform

win7-20220414-en

Max time kernel

43s

Max time network

133s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d2fa23ff3612073d344a51d35531337b.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\d2fa23ff3612073d344a51d35531337b.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\d2fa23ff3612073d344a51d35531337b.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d2fa23ff3612073d344a51d35531337b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\d2fa23ff3612073d344a51d35531337b.exe

"C:\Users\Admin\AppData\Local\Temp\d2fa23ff3612073d344a51d35531337b.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 freegeoip.app udp
US 188.114.96.0:443 freegeoip.app tcp
US 8.8.8.8:53 ipbase.com udp
US 75.2.60.5:443 ipbase.com tcp
US 104.20.68.143:443 tcp

Files

memory/1376-54-0x0000000000B40000-0x0000000000B8A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-05-04 14:04

Reported

2022-05-04 14:06

Platform

win10v2004-20220414-en

Max time kernel

113s

Max time network

137s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d2fa23ff3612073d344a51d35531337b.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\d2fa23ff3612073d344a51d35531337b.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\d2fa23ff3612073d344a51d35531337b.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d2fa23ff3612073d344a51d35531337b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\d2fa23ff3612073d344a51d35531337b.exe

"C:\Users\Admin\AppData\Local\Temp\d2fa23ff3612073d344a51d35531337b.exe"

Network

Country Destination Domain Proto
NL 20.190.160.8:443 tcp
NL 20.190.160.8:443 tcp
NL 20.190.160.8:443 tcp
US 8.8.8.8:53 freegeoip.app udp
US 188.114.96.0:443 freegeoip.app tcp
US 8.8.8.8:53 ipbase.com udp
US 75.2.60.5:443 ipbase.com tcp
NL 20.190.160.67:443 tcp
NL 20.190.160.67:443 tcp
NL 20.190.160.67:443 tcp
IE 20.50.80.209:443 tcp
NL 20.190.160.73:443 tcp
NL 20.190.160.73:443 tcp
NL 20.190.160.73:443 tcp
NL 20.190.160.4:443 tcp
NL 20.190.160.4:443 tcp
NL 20.190.160.4:443 tcp
NL 20.190.160.132:443 tcp
NL 20.190.160.132:443 tcp
NL 20.190.160.132:443 tcp
NL 20.190.160.129:443 tcp
NL 20.190.160.129:443 tcp
NL 20.190.160.129:443 tcp

Files

memory/4632-130-0x0000000000930000-0x000000000097A000-memory.dmp

memory/4632-131-0x00007FF9F9CB0000-0x00007FF9FA771000-memory.dmp