Malware Analysis Report

2025-01-18 16:27

Sample ID 210623-z3l65aejts
Target 082ca8f8177174553ccbee2dc3db353e374c5bd0f686d0748a04223439cc4e06
SHA256 082ca8f8177174553ccbee2dc3db353e374c5bd0f686d0748a04223439cc4e06
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

082ca8f8177174553ccbee2dc3db353e374c5bd0f686d0748a04223439cc4e06

Threat Level: Known bad

The file 082ca8f8177174553ccbee2dc3db353e374c5bd0f686d0748a04223439cc4e06 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 04:43

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2021-06-23 04:43

Reported

2021-06-23 04:45

Platform

win10v20210408

Max time kernel

25s

Max time network

119s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\082ca8f8177174553ccbee2dc3db353e374c5bd0f686d0748a04223439cc4e06.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 992 wrote to memory of 1052 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 992 wrote to memory of 1052 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 992 wrote to memory of 1052 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\082ca8f8177174553ccbee2dc3db353e374c5bd0f686d0748a04223439cc4e06.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\082ca8f8177174553ccbee2dc3db353e374c5bd0f686d0748a04223439cc4e06.dll,#1

Network

N/A

Files

memory/1052-114-0x0000000000000000-mapping.dmp

memory/1052-115-0x0000000073F10000-0x0000000073F3D000-memory.dmp

memory/1052-117-0x00000000003C0000-0x00000000003C6000-memory.dmp