Malware Analysis Report

2024-11-15 06:30

Sample ID 220301-wva8zacffm
Target f0340ac2a3eb737c9842542de85cd7f0eda9469f55c6f8c6419055f1a82a8af2.bin
SHA256 f0340ac2a3eb737c9842542de85cd7f0eda9469f55c6f8c6419055f1a82a8af2
Tags
44caliber spyware stealer
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

f0340ac2a3eb737c9842542de85cd7f0eda9469f55c6f8c6419055f1a82a8af2

Threat Level: Known bad

The file f0340ac2a3eb737c9842542de85cd7f0eda9469f55c6f8c6419055f1a82a8af2.bin 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

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-03-03 17:38

Signatures

44caliber family

44caliber

Analysis: behavioral2

Detonation Overview

Submitted

2022-03-01 18:14

Reported

2022-03-01 18:18

Platform

win10v2004-en-20220112

Max time kernel

115s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f0340ac2a3eb737c9842542de85cd7f0eda9469f55c6f8c6419055f1a82a8af2.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\f0340ac2a3eb737c9842542de85cd7f0eda9469f55c6f8c6419055f1a82a8af2.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\f0340ac2a3eb737c9842542de85cd7f0eda9469f55c6f8c6419055f1a82a8af2.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f0340ac2a3eb737c9842542de85cd7f0eda9469f55c6f8c6419055f1a82a8af2.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\f0340ac2a3eb737c9842542de85cd7f0eda9469f55c6f8c6419055f1a82a8af2.exe

"C:\Users\Admin\AppData\Local\Temp\f0340ac2a3eb737c9842542de85cd7f0eda9469f55c6f8c6419055f1a82a8af2.exe"

Network

Country Destination Domain Proto
US 8.238.20.254:80 tcp
US 8.238.20.254:80 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 52.184.217.56:443 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/3668-130-0x000002100A0E0000-0x000002100A12A000-memory.dmp

memory/3668-131-0x00007FFB05963000-0x00007FFB05965000-memory.dmp

memory/3668-132-0x000002100A4A0000-0x000002100A4A2000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2022-03-01 18:14

Reported

2022-03-01 18:18

Platform

win7-20220223-en

Max time kernel

4294178s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f0340ac2a3eb737c9842542de85cd7f0eda9469f55c6f8c6419055f1a82a8af2.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\f0340ac2a3eb737c9842542de85cd7f0eda9469f55c6f8c6419055f1a82a8af2.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\f0340ac2a3eb737c9842542de85cd7f0eda9469f55c6f8c6419055f1a82a8af2.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f0340ac2a3eb737c9842542de85cd7f0eda9469f55c6f8c6419055f1a82a8af2.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\f0340ac2a3eb737c9842542de85cd7f0eda9469f55c6f8c6419055f1a82a8af2.exe

"C:\Users\Admin\AppData\Local\Temp\f0340ac2a3eb737c9842542de85cd7f0eda9469f55c6f8c6419055f1a82a8af2.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 freegeoip.app udp
US 172.67.188.154:443 freegeoip.app tcp

Files

memory/1720-54-0x0000000001390000-0x00000000013DA000-memory.dmp

memory/1720-55-0x000007FEF52F3000-0x000007FEF52F4000-memory.dmp

memory/1720-56-0x000000001B1D0000-0x000000001B1D2000-memory.dmp