dridex | 7b5503288449772b3ef35eafde6ce7f1220504f739fc8eca96be909f03607949

Analysis

max time kernel
142s
max time network
128s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
20-03-2024 14:37

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

d90cf81a70c6cb0170d663cfb557ab7b.dll
Size

188KB
MD5

d90cf81a70c6cb0170d663cfb557ab7b
SHA1

a5fb42f409b2f35a4fbd4816742c62da822162a1
SHA256

7b5503288449772b3ef35eafde6ce7f1220504f739fc8eca96be909f03607949
SHA512

922b08f1ee94c25ca836dbdcafa57b1bd8724fc3802b756613f80415bf3ca311fa906a3f3f6174a2f710ade298b0d75f8545c26031b5daca1b36c0d78d926099
SSDEEP

3072:2A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAobo:2zIqATVfQeV2FZalKq6jtGJWuTmd

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/2488-0-0x0000000075570000-0x00000000755A0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2548 2488 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2548	2488	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1692 wrote to memory of 2488	1692	rundll32.exe	rundll32.exe
PID 1692 wrote to memory of 2488	1692	rundll32.exe	rundll32.exe
PID 1692 wrote to memory of 2488	1692	rundll32.exe	rundll32.exe
PID 1692 wrote to memory of 2488	1692	rundll32.exe	rundll32.exe
PID 1692 wrote to memory of 2488	1692	rundll32.exe	rundll32.exe
PID 1692 wrote to memory of 2488	1692	rundll32.exe	rundll32.exe
PID 1692 wrote to memory of 2488	1692	rundll32.exe	rundll32.exe
PID 2488 wrote to memory of 2548	2488	rundll32.exe	WerFault.exe
PID 2488 wrote to memory of 2548	2488	rundll32.exe	WerFault.exe
PID 2488 wrote to memory of 2548	2488	rundll32.exe	WerFault.exe
PID 2488 wrote to memory of 2548	2488	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d90cf81a70c6cb0170d663cfb557ab7b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1692

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d90cf81a70c6cb0170d663cfb557ab7b.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2488

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2488 -s 308
3⤵
- Program crash
PID:2548

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2488-0-0x0000000075570000-0x00000000755A0000-memory.dmp

Filesize
192KB

Download
memory/2488-1-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download