Malware Analysis Report

2025-08-10 22:16

Sample ID 210615-5at1we5qzs
Target 54040b2f167bafb132f2832c1768e41168f9a80edeaf23c7014aa89c13f0ab88
SHA256 54040b2f167bafb132f2832c1768e41168f9a80edeaf23c7014aa89c13f0ab88
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

54040b2f167bafb132f2832c1768e41168f9a80edeaf23c7014aa89c13f0ab88

Threat Level: Known bad

The file 54040b2f167bafb132f2832c1768e41168f9a80edeaf23c7014aa89c13f0ab88 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

2021-06-15 12:07

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2021-06-15 12:07

Reported

2021-06-15 12:09

Platform

win10v20210408

Max time kernel

27s

Max time network

113s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\54040b2f167bafb132f2832c1768e41168f9a80edeaf23c7014aa89c13f0ab88.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 1116 wrote to memory of 2008 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1116 wrote to memory of 2008 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1116 wrote to memory of 2008 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\54040b2f167bafb132f2832c1768e41168f9a80edeaf23c7014aa89c13f0ab88.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\54040b2f167bafb132f2832c1768e41168f9a80edeaf23c7014aa89c13f0ab88.dll,#1

Network

N/A

Files

memory/2008-114-0x0000000000000000-mapping.dmp

memory/2008-115-0x0000000073F50000-0x0000000073F7E000-memory.dmp

memory/2008-117-0x0000000000710000-0x00000000007BE000-memory.dmp