Malware Analysis Report

2024-10-23 22:27

Sample ID 240613-1edrda1bnb
Target installer.dll
SHA256 b45c9226434df99fd3925600d4a8913319eeeb7e0f67a302a63976c3aa81e32e
Tags
score
1/10

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
1/10

SHA256

b45c9226434df99fd3925600d4a8913319eeeb7e0f67a302a63976c3aa81e32e

Threat Level: No (potentially) malicious behavior was detected

The file installer.dll was found to be: No (potentially) malicious behavior was detected.

Malicious Activity Summary


Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-13 21:33

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-13 21:33

Reported

2024-06-13 21:35

Platform

win7-20231129-en

Max time kernel

121s

Max time network

123s

Command Line

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

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1044 wrote to memory of 2032 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 1044 wrote to memory of 2032 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 1044 wrote to memory of 2032 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe

Processes

C:\Windows\system32\rundll32.exe

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

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 1044 -s 184

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-13 21:33

Reported

2024-06-13 21:36

Platform

win10v2004-20240508-en

Max time kernel

51s

Max time network

55s

Command Line

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

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

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

Network

Files

N/A