Malware Analysis Report

2024-11-13 14:23

Sample ID 220314-zj49fsccc8
Target inside3.exe
SHA256 a63d0da5401d3f5d28a9e8ac8c6a6fe7ba7eb7b1e1e60d1ec47a3eb7dd079808
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

a63d0da5401d3f5d28a9e8ac8c6a6fe7ba7eb7b1e1e60d1ec47a3eb7dd079808

Threat Level: Known bad

The file inside3.exe was found to be: Known bad.

Malicious Activity Summary

44caliber spyware stealer

44caliber family

44Caliber

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

2022-03-14 20:45

Signatures

44caliber family

44caliber

Analysis: behavioral1

Detonation Overview

Submitted

2022-03-14 20:45

Reported

2022-03-14 20:49

Platform

win7-20220311-en

Max time kernel

4294180s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\inside3.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\inside3.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\inside3.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\inside3.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\inside3.exe

"C:\Users\Admin\AppData\Local\Temp\inside3.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/1816-54-0x0000000000D80000-0x0000000000DCA000-memory.dmp

memory/1816-56-0x000000001ABA0000-0x000000001ABA2000-memory.dmp

memory/1816-55-0x000007FEF56C0000-0x000007FEF60AC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-03-14 20:45

Reported

2022-03-14 20:49

Platform

win10v2004-en-20220113

Max time kernel

151s

Max time network

193s

Command Line

"C:\Users\Admin\AppData\Local\Temp\inside3.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\inside3.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\inside3.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\inside3.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\inside3.exe

"C:\Users\Admin\AppData\Local\Temp\inside3.exe"

Network

Country Destination Domain Proto
NL 104.110.191.133:80 tcp
NL 104.110.191.133:80 tcp
US 8.8.8.8:53 freegeoip.app udp
US 188.114.96.0:443 freegeoip.app tcp

Files

memory/1460-130-0x0000016BDF9A0000-0x0000016BDF9EA000-memory.dmp

memory/1460-131-0x00007FFCFFEE0000-0x00007FFD009A1000-memory.dmp

memory/1460-132-0x0000016BDFD40000-0x0000016BDFD42000-memory.dmp