Malware Analysis Report

2024-11-15 06:29

Sample ID 220301-wvf48abah9
Target f4e2d60c89b54fb08cc1c076c24ddc32eb9c76edd755d0482393ece4ec7cc88c.bin
SHA256 f4e2d60c89b54fb08cc1c076c24ddc32eb9c76edd755d0482393ece4ec7cc88c
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

f4e2d60c89b54fb08cc1c076c24ddc32eb9c76edd755d0482393ece4ec7cc88c

Threat Level: Known bad

The file f4e2d60c89b54fb08cc1c076c24ddc32eb9c76edd755d0482393ece4ec7cc88c.bin was found to be: Known bad.

Malicious Activity Summary

44caliber spyware stealer

44Caliber

44caliber family

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

2022-03-03 17:38

Signatures

44caliber family

44caliber

Analysis: behavioral1

Detonation Overview

Submitted

2022-03-01 18:14

Reported

2022-03-01 18:18

Platform

win7-20220223-en

Max time kernel

4294181s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f4e2d60c89b54fb08cc1c076c24ddc32eb9c76edd755d0482393ece4ec7cc88c.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\f4e2d60c89b54fb08cc1c076c24ddc32eb9c76edd755d0482393ece4ec7cc88c.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\f4e2d60c89b54fb08cc1c076c24ddc32eb9c76edd755d0482393ece4ec7cc88c.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f4e2d60c89b54fb08cc1c076c24ddc32eb9c76edd755d0482393ece4ec7cc88c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\f4e2d60c89b54fb08cc1c076c24ddc32eb9c76edd755d0482393ece4ec7cc88c.exe

"C:\Users\Admin\AppData\Local\Temp\f4e2d60c89b54fb08cc1c076c24ddc32eb9c76edd755d0482393ece4ec7cc88c.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/756-54-0x0000000000F80000-0x0000000000FCA000-memory.dmp

memory/756-55-0x000007FEF4CD3000-0x000007FEF4CD4000-memory.dmp

memory/756-56-0x000000001B150000-0x000000001B152000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-03-01 18:14

Reported

2022-03-01 18:19

Platform

win10v2004-en-20220112

Max time kernel

150s

Max time network

159s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f4e2d60c89b54fb08cc1c076c24ddc32eb9c76edd755d0482393ece4ec7cc88c.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\f4e2d60c89b54fb08cc1c076c24ddc32eb9c76edd755d0482393ece4ec7cc88c.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\f4e2d60c89b54fb08cc1c076c24ddc32eb9c76edd755d0482393ece4ec7cc88c.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f4e2d60c89b54fb08cc1c076c24ddc32eb9c76edd755d0482393ece4ec7cc88c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\f4e2d60c89b54fb08cc1c076c24ddc32eb9c76edd755d0482393ece4ec7cc88c.exe

"C:\Users\Admin\AppData\Local\Temp\f4e2d60c89b54fb08cc1c076c24ddc32eb9c76edd755d0482393ece4ec7cc88c.exe"

C:\Windows\system32\svchost.exe

C:\Windows\system32\svchost.exe -k wusvcs -p

Network

Country Destination Domain Proto
NL 8.248.7.254:80 tcp
NL 8.248.7.254:80 tcp
NL 8.248.7.254:80 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
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/860-133-0x00000192D4450000-0x00000192D449A000-memory.dmp

memory/860-134-0x00007FFAB0E63000-0x00007FFAB0E65000-memory.dmp

memory/860-135-0x00000192D6260000-0x00000192D6262000-memory.dmp