dridex | e1e6c08f60f035dc25c64c81d8f33d191fff06394a42dd3bd1a4132c7a59dddd

Analysis

max time kernel
141s
max time network
121s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
26-03-2024 18:21

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

dfcdfd8eca9d5c837284c4adea37fe6a.dll
Size

188KB
MD5

dfcdfd8eca9d5c837284c4adea37fe6a
SHA1

d0339416868b8b5a6f9f503529cc2d791448e97d
SHA256

e1e6c08f60f035dc25c64c81d8f33d191fff06394a42dd3bd1a4132c7a59dddd
SHA512

00daa4118cb31c01b1c5ca7b8220469ee946c97ae49168f74707a7a6619e7f7fa1ab7ce8957ea5b3123440423ea4ba93c9dded105e83dcdeff74a3bdd5de0f5e
SSDEEP

3072:zH0uyjZqEpAK+Gf78TBdrXkTM5vhRg9Esf0DwvtyMpVnpA+z6tX8sxKViWJ7dU:zUua/Pv7YNhRIEZDeXVpAxtMsxK

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/2880-0-0x0000000074560000-0x0000000074590000-memory.dmp	dridex_ldr
behavioral1/memory/2880-1-0x0000000074560000-0x0000000074590000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2332 2880 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2332	2880	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2076 wrote to memory of 2880	2076	rundll32.exe	rundll32.exe
PID 2076 wrote to memory of 2880	2076	rundll32.exe	rundll32.exe
PID 2076 wrote to memory of 2880	2076	rundll32.exe	rundll32.exe
PID 2076 wrote to memory of 2880	2076	rundll32.exe	rundll32.exe
PID 2076 wrote to memory of 2880	2076	rundll32.exe	rundll32.exe
PID 2076 wrote to memory of 2880	2076	rundll32.exe	rundll32.exe
PID 2076 wrote to memory of 2880	2076	rundll32.exe	rundll32.exe
PID 2880 wrote to memory of 2332	2880	rundll32.exe	WerFault.exe
PID 2880 wrote to memory of 2332	2880	rundll32.exe	WerFault.exe
PID 2880 wrote to memory of 2332	2880	rundll32.exe	WerFault.exe
PID 2880 wrote to memory of 2332	2880	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dfcdfd8eca9d5c837284c4adea37fe6a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2076

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dfcdfd8eca9d5c837284c4adea37fe6a.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2880

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2880 -s 300
3⤵
- Program crash
PID:2332

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2880-0-0x0000000074560000-0x0000000074590000-memory.dmp

Filesize
192KB

Download
memory/2880-1-0x0000000074560000-0x0000000074590000-memory.dmp

Filesize
192KB

Download
memory/2880-2-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download