dridex | 25a3e4e7e7a248de8e77e8db478108ce318ab581a952e711e7b79c901bdc1b47

Analysis

max time kernel
141s
max time network
118s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
21-04-2024 07:38

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General

Target

fec6f39ea2279ebf9c4fa091e6b7bf52_JaffaCakes118.dll
Size

188KB
MD5

fec6f39ea2279ebf9c4fa091e6b7bf52
SHA1

2ab59c96f7ab7d738e1a192b7fce621b6f933653
SHA256

25a3e4e7e7a248de8e77e8db478108ce318ab581a952e711e7b79c901bdc1b47
SHA512

1f8e47b6ec887c8715a405c9532e7dee363c6b8ead78d759c8214daf30b0f9320800412a56bda36777b156c114f48e8a817aba8cbb27fc0c8999e1c482a620c9
SSDEEP

3072:WA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoEo:WzIqATVfQeV2FZalKq6jtGJWuTmd

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/3024-0-0x00000000751B0000-0x00000000751E0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1856 3024 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1856	3024	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 3028 wrote to memory of 3024	3028	rundll32.exe	rundll32.exe
PID 3028 wrote to memory of 3024	3028	rundll32.exe	rundll32.exe
PID 3028 wrote to memory of 3024	3028	rundll32.exe	rundll32.exe
PID 3028 wrote to memory of 3024	3028	rundll32.exe	rundll32.exe
PID 3028 wrote to memory of 3024	3028	rundll32.exe	rundll32.exe
PID 3028 wrote to memory of 3024	3028	rundll32.exe	rundll32.exe
PID 3028 wrote to memory of 3024	3028	rundll32.exe	rundll32.exe
PID 3024 wrote to memory of 1856	3024	rundll32.exe	WerFault.exe
PID 3024 wrote to memory of 1856	3024	rundll32.exe	WerFault.exe
PID 3024 wrote to memory of 1856	3024	rundll32.exe	WerFault.exe
PID 3024 wrote to memory of 1856	3024	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fec6f39ea2279ebf9c4fa091e6b7bf52_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3028

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fec6f39ea2279ebf9c4fa091e6b7bf52_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:3024

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3024 -s 300
3⤵
- Program crash
PID:1856

MITRE ATT&CK Matrix

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Downloads

memory/3024-0-0x00000000751B0000-0x00000000751E0000-memory.dmp

Filesize
192KB

Download
memory/3024-1-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download