Malware Analysis Report

2025-08-10 22:18

Sample ID 210615-vfpz34wcnx
Target 0afffd2429d5348aafce3cb0c0a4964426bd06a438315ea49dff1bc496d18c76
SHA256 0afffd2429d5348aafce3cb0c0a4964426bd06a438315ea49dff1bc496d18c76
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

0afffd2429d5348aafce3cb0c0a4964426bd06a438315ea49dff1bc496d18c76

Threat Level: Known bad

The file 0afffd2429d5348aafce3cb0c0a4964426bd06a438315ea49dff1bc496d18c76 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 11:32

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2021-06-15 11:32

Reported

2021-06-15 11:35

Platform

win10v20210410

Max time kernel

18s

Max time network

116s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\0afffd2429d5348aafce3cb0c0a4964426bd06a438315ea49dff1bc496d18c76.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 3228 wrote to memory of 1756 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3228 wrote to memory of 1756 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3228 wrote to memory of 1756 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\0afffd2429d5348aafce3cb0c0a4964426bd06a438315ea49dff1bc496d18c76.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\0afffd2429d5348aafce3cb0c0a4964426bd06a438315ea49dff1bc496d18c76.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1756 -s 680

Network

N/A

Files

memory/1756-114-0x0000000000000000-mapping.dmp

memory/1756-115-0x00000000741E0000-0x0000000074210000-memory.dmp

memory/1756-117-0x00000000005F0000-0x00000000005F6000-memory.dmp