Malware Analysis Report

2024-10-16 03:23

Sample ID 220921-tnj67accbq
Target builder.exe
SHA256 a736269f5f3a9f2e11dd776e352e1801bc28bb699e47876784b8ef761e0062db
Tags
blackmatter
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

a736269f5f3a9f2e11dd776e352e1801bc28bb699e47876784b8ef761e0062db

Threat Level: Known bad

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

Malicious Activity Summary

blackmatter

Blackmatter family

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2022-09-21 16:12

Signatures

Blackmatter family

blackmatter

Analysis: behavioral1

Detonation Overview

Submitted

2022-09-21 16:12

Reported

2022-09-21 16:22

Platform

win7-20220812-en

Max time kernel

500s

Max time network

433s

Command Line

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

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: 33 N/A C:\Windows\system32\AUDIODG.EXE N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\system32\AUDIODG.EXE N/A
Token: 33 N/A C:\Windows\system32\AUDIODG.EXE N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\system32\AUDIODG.EXE N/A

Processes

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

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

C:\Windows\explorer.exe

"C:\Windows\explorer.exe"

C:\Windows\system32\AUDIODG.EXE

C:\Windows\system32\AUDIODG.EXE 0x5a4

Network

N/A

Files

memory/1132-54-0x0000000075931000-0x0000000075933000-memory.dmp

memory/1700-55-0x000007FEFBC41000-0x000007FEFBC43000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-09-21 16:12

Reported

2022-09-21 16:22

Platform

win10v2004-20220812-en

Max time kernel

481s

Max time network

484s

Command Line

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

Signatures

N/A

Processes

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

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

Network

Country Destination Domain Proto
US 20.189.173.1:443 tcp
US 209.197.3.8:80 tcp
US 209.197.3.8:80 tcp
US 209.197.3.8:80 tcp
NL 104.80.225.205:443 tcp
US 209.197.3.8:80 tcp

Files

N/A