dridex | 6788b63355d074bab617971f5a15c1c635faaf5fa2f4b7f2ef9e872b21591a3e

Analysis

max time kernel
141s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
25-03-2024 06:15

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General

Target

dd6f3d24d101375a9bffd6581675de3f.dll
Size

188KB
MD5

dd6f3d24d101375a9bffd6581675de3f
SHA1

0c37ce027dbdac719ce62d1a372555f5a26ee2d9
SHA256

6788b63355d074bab617971f5a15c1c635faaf5fa2f4b7f2ef9e872b21591a3e
SHA512

a8bcb1236c2addec351ce338d8a612964ceb331d8e9380c17c2d0c16d94e057673ce49b9b86ae945a6f055d8fc94d00492be66bd21ce7a30f210a5d5ce140967
SSDEEP

3072:3A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo6o:3zIqATVfQeV2FZalKq6jtGJWuTmd

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

2604 1052 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2604	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 2604	1052	rundll32.exe	WerFault.exe
PID 1052 wrote to memory of 2604	1052	rundll32.exe	WerFault.exe
PID 1052 wrote to memory of 2604	1052	rundll32.exe	WerFault.exe
PID 1052 wrote to memory of 2604	1052	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dd6f3d24d101375a9bffd6581675de3f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1908

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dd6f3d24d101375a9bffd6581675de3f.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:2604

MITRE ATT&CK Matrix

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Downloads

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

Filesize
192KB

Download
memory/1052-1-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download