dridex | 46455a54c1a8c4b618099f7fa1c959db7922247c43bc3842c87bf5af7c9eda0e

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
20-03-2024 13:59

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General

Target

d8f9b64f63f725c359ce72b537db3ac1.dll
Size

188KB
MD5

d8f9b64f63f725c359ce72b537db3ac1
SHA1

dc94188298146f7818e2b90b18ec26e28b8e5a9d
SHA256

46455a54c1a8c4b618099f7fa1c959db7922247c43bc3842c87bf5af7c9eda0e
SHA512

45f21603df9872567d461a0c3f618afaffb0315224cce58f4ef96af6179f03006eae0e3bde490591035baa3ef4bc707da66d53bb29af298f3cae9e13f67cabae
SSDEEP

3072:LA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAozo:LzIqATVfQeV2FZalKq6jtGJWuTmd

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/2036-0-0x0000000074590000-0x00000000745C0000-memory.dmp	dridex_ldr
behavioral1/memory/2036-2-0x0000000074590000-0x00000000745C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1956 2036 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1956	2036	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1848 wrote to memory of 2036	1848	rundll32.exe	rundll32.exe
PID 1848 wrote to memory of 2036	1848	rundll32.exe	rundll32.exe
PID 1848 wrote to memory of 2036	1848	rundll32.exe	rundll32.exe
PID 1848 wrote to memory of 2036	1848	rundll32.exe	rundll32.exe
PID 1848 wrote to memory of 2036	1848	rundll32.exe	rundll32.exe
PID 1848 wrote to memory of 2036	1848	rundll32.exe	rundll32.exe
PID 1848 wrote to memory of 2036	1848	rundll32.exe	rundll32.exe
PID 2036 wrote to memory of 1956	2036	rundll32.exe	WerFault.exe
PID 2036 wrote to memory of 1956	2036	rundll32.exe	WerFault.exe
PID 2036 wrote to memory of 1956	2036	rundll32.exe	WerFault.exe
PID 2036 wrote to memory of 1956	2036	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d8f9b64f63f725c359ce72b537db3ac1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1848

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d8f9b64f63f725c359ce72b537db3ac1.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2036 -s 300
3⤵
- Program crash
PID:1956

MITRE ATT&CK Matrix

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Downloads

memory/2036-1-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2036-0-0x0000000074590000-0x00000000745C0000-memory.dmp

Filesize
192KB

Download
memory/2036-2-0x0000000074590000-0x00000000745C0000-memory.dmp

Filesize
192KB

Download