Malware Analysis Report

2025-01-18 16:30

Sample ID 210623-hf2kqgj7nx
Target 2fae8647fe71be65c21742bb47713baef24da751d4a013487579b0079e6901db
SHA256 2fae8647fe71be65c21742bb47713baef24da751d4a013487579b0079e6901db
Tags
dridex 40112 botnet evasion loader trojan
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 Overview

score
10/10

SHA256

2fae8647fe71be65c21742bb47713baef24da751d4a013487579b0079e6901db

Threat Level: Known bad

The file 2fae8647fe71be65c21742bb47713baef24da751d4a013487579b0079e6901db was found to be: Known bad.

Malicious Activity Summary

dridex 40112 botnet evasion loader trojan

Dridex

Dridex Loader

Checks whether UAC is enabled

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2021-06-23 13:45

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2021-06-23 13:45

Reported

2021-06-23 13:48

Platform

win10v20210410

Max time kernel

23s

Max time network

135s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\2fae8647fe71be65c21742bb47713baef24da751d4a013487579b0079e6901db.dll,#1

Signatures

Dridex

botnet dridex

Dridex Loader

botnet loader
Description Indicator Process Target
N/A N/A N/A N/A

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2116 wrote to memory of 3216 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2116 wrote to memory of 3216 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2116 wrote to memory of 3216 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\2fae8647fe71be65c21742bb47713baef24da751d4a013487579b0079e6901db.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\2fae8647fe71be65c21742bb47713baef24da751d4a013487579b0079e6901db.dll,#1

Network

N/A

Files

memory/3216-114-0x0000000000000000-mapping.dmp

memory/3216-115-0x0000000074420000-0x000000007444E000-memory.dmp

memory/3216-117-0x0000000003380000-0x0000000003386000-memory.dmp