Malware Analysis Report

2024-10-16 06:27

Sample ID 220201-thfltahef2
Target b5c4b39ebf181b7bcb52176934fc46c608d0d4d1881d2fbe909d9d3889155930
SHA256 b5c4b39ebf181b7bcb52176934fc46c608d0d4d1881d2fbe909d9d3889155930
Tags
ta505
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

b5c4b39ebf181b7bcb52176934fc46c608d0d4d1881d2fbe909d9d3889155930

Threat Level: Known bad

The file b5c4b39ebf181b7bcb52176934fc46c608d0d4d1881d2fbe909d9d3889155930 was found to be: Known bad.

Malicious Activity Summary

ta505

TA505

Blocklisted process makes network request

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2022-02-01 16:03

Signatures

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2022-02-01 16:03

Reported

2022-02-02 06:43

Platform

win10v2004-en-20220112

Max time kernel

159s

Max time network

181s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\b5c4b39ebf181b7bcb52176934fc46c608d0d4d1881d2fbe909d9d3889155930.dll,#1

Signatures

TA505

ta505

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\system32\rundll32.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\b5c4b39ebf181b7bcb52176934fc46c608d0d4d1881d2fbe909d9d3889155930.dll,#1

Network

Country Destination Domain Proto
NL 92.123.77.43:80 tcp
US 93.184.221.240:80 tcp
US 8.8.8.8:53 settings-win.data.microsoft.com udp
US 52.167.249.196:443 settings-win.data.microsoft.com tcp
US 8.8.8.8:53 microsoft-cnd.com udp
CA 172.105.103.207:443 microsoft-cnd.com tcp

Files

memory/3360-131-0x00000176697D0000-0x00000176697D1000-memory.dmp

memory/3360-130-0x00000176697C0000-0x00000176697C3000-memory.dmp

memory/3360-132-0x0000000071780000-0x00000000717D2000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2022-02-01 16:03

Reported

2022-02-02 06:42

Platform

win7-en-20211208

Max time kernel

120s

Max time network

124s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\b5c4b39ebf181b7bcb52176934fc46c608d0d4d1881d2fbe909d9d3889155930.dll,#1

Signatures

TA505

ta505

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\system32\rundll32.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\system32\rundll32.exe N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\b5c4b39ebf181b7bcb52176934fc46c608d0d4d1881d2fbe909d9d3889155930.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 microsoft-cnd.com udp
CA 172.105.103.207:443 microsoft-cnd.com tcp

Files

memory/1520-55-0x0000000000520000-0x0000000000521000-memory.dmp

memory/1520-54-0x0000000000510000-0x0000000000513000-memory.dmp

memory/1520-56-0x0000000075240000-0x0000000075292000-memory.dmp