Malware Analysis Report

2025-08-10 22:19

Sample ID 210615-bpgr9myne2
Target f2c69444a45ca0247494ae8b010931d815f513cce35d48ada92851369e5e91a4
SHA256 f2c69444a45ca0247494ae8b010931d815f513cce35d48ada92851369e5e91a4
Tags
dridex 40112 botnet loader
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

f2c69444a45ca0247494ae8b010931d815f513cce35d48ada92851369e5e91a4

Threat Level: Known bad

The file f2c69444a45ca0247494ae8b010931d815f513cce35d48ada92851369e5e91a4 was found to be: Known bad.

Malicious Activity Summary

dridex 40112 botnet loader

Dridex

Dridex Loader

Program crash

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2021-06-15 11:28

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2021-06-15 11:28

Reported

2021-06-15 11:31

Platform

win10v20210410

Max time kernel

17s

Max time network

126s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\f2c69444a45ca0247494ae8b010931d815f513cce35d48ada92851369e5e91a4.dll,#1

Signatures

Dridex

botnet dridex

Dridex Loader

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

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\rundll32.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeRestorePrivilege N/A C:\Windows\SysWOW64\WerFault.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\SysWOW64\WerFault.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WerFault.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4024 wrote to memory of 4076 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4024 wrote to memory of 4076 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4024 wrote to memory of 4076 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\f2c69444a45ca0247494ae8b010931d815f513cce35d48ada92851369e5e91a4.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\f2c69444a45ca0247494ae8b010931d815f513cce35d48ada92851369e5e91a4.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4076 -s 676

Network

N/A

Files

memory/4076-114-0x0000000000000000-mapping.dmp

memory/4076-115-0x00000000735E0000-0x0000000073610000-memory.dmp

memory/4076-117-0x0000000000D10000-0x0000000000E5A000-memory.dmp