dridex | c2375dc9a972a114893aacfb6b2483f0e20b1f1ab42f246e7fbc4cb280cb9bbf

Analysis

max time kernel
141s
max time network
125s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
28-03-2024 02:52

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General

Target

e0255d2aef9ccb0f413d1c0c81641301.dll
Size

188KB
MD5

e0255d2aef9ccb0f413d1c0c81641301
SHA1

44a6ed0434e69e306ac9d9b30796d4102711e9a8
SHA256

c2375dc9a972a114893aacfb6b2483f0e20b1f1ab42f246e7fbc4cb280cb9bbf
SHA512

6862112f9c57f42239cf4f0d9a387d1be300bbdd3b52a68901e6ac922e8a0fae4cadb8f62acf0ac58b73f84a5e83f599289ce007557f76d470c0b0a93a504861
SSDEEP

3072:eA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAogo:ezIqATVfQeV2FZalKq6jtGJWuTmd

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/1052-0-0x0000000074B60000-0x0000000074B90000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2548 1052 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2548	1052	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1908 wrote to memory of 1052	1908	rundll32.exe	rundll32.exe
PID 1908 wrote to memory of 1052	1908	rundll32.exe	rundll32.exe
PID 1908 wrote to memory of 1052	1908	rundll32.exe	rundll32.exe
PID 1908 wrote to memory of 1052	1908	rundll32.exe	rundll32.exe
PID 1908 wrote to memory of 1052	1908	rundll32.exe	rundll32.exe
PID 1908 wrote to memory of 1052	1908	rundll32.exe	rundll32.exe
PID 1908 wrote to memory of 1052	1908	rundll32.exe	rundll32.exe
PID 1052 wrote to memory of 2548	1052	rundll32.exe	WerFault.exe
PID 1052 wrote to memory of 2548	1052	rundll32.exe	WerFault.exe
PID 1052 wrote to memory of 2548	1052	rundll32.exe	WerFault.exe
PID 1052 wrote to memory of 2548	1052	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e0255d2aef9ccb0f413d1c0c81641301.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1908

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e0255d2aef9ccb0f413d1c0c81641301.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1052

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1052 -s 308
3⤵
- Program crash
PID:2548

MITRE ATT&CK Matrix

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Downloads

memory/1052-0-0x0000000074B60000-0x0000000074B90000-memory.dmp

Filesize
192KB

Download
memory/1052-1-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

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