Malware Analysis Report

2024-10-19 10:23

Sample ID 210629-q8rgv5zb7s
Target 651a3f642c756a172e4c37eafaaeca44c6f0696ad28d4fc9918fb28ef01abc44
SHA256 651a3f642c756a172e4c37eafaaeca44c6f0696ad28d4fc9918fb28ef01abc44
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

651a3f642c756a172e4c37eafaaeca44c6f0696ad28d4fc9918fb28ef01abc44

Threat Level: Known bad

The file 651a3f642c756a172e4c37eafaaeca44c6f0696ad28d4fc9918fb28ef01abc44 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

2021-06-29 07:59

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2021-06-29 07:59

Reported

2021-06-29 08:02

Platform

win10v20210410

Max time kernel

19s

Max time network

116s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\651a3f642c756a172e4c37eafaaeca44c6f0696ad28d4fc9918fb28ef01abc44.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 2208 wrote to memory of 1692 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2208 wrote to memory of 1692 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2208 wrote to memory of 1692 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\651a3f642c756a172e4c37eafaaeca44c6f0696ad28d4fc9918fb28ef01abc44.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\651a3f642c756a172e4c37eafaaeca44c6f0696ad28d4fc9918fb28ef01abc44.dll,#1

Network

N/A

Files

memory/1692-114-0x0000000000000000-mapping.dmp

memory/1692-115-0x0000000073860000-0x000000007388E000-memory.dmp

memory/1692-117-0x0000000003200000-0x000000000334A000-memory.dmp