dridex | 8b69e1003469494f9cc54b9dd850a1165206d8b01d58f5bb616b661832509513

Analysis

max time kernel
140s
max time network
121s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
06-04-2024 18:22

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General

Target

e2fba2437a486d48ee843b55a1a0363d_JaffaCakes118.dll
Size

188KB
MD5

e2fba2437a486d48ee843b55a1a0363d
SHA1

65d1d3b03672e26950bd230364b27061a7c9d9b5
SHA256

8b69e1003469494f9cc54b9dd850a1165206d8b01d58f5bb616b661832509513
SHA512

3fb6bcbda47cb5b535425f09ca00556db81f3968fa5ff0d775ec530c24e4f8a0f45780f5374a1d04a22e81b744a909642411eefdd921e8503161ac174a36a791
SSDEEP

3072:LA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoro: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/1292-0-0x0000000074F20000-0x0000000074F50000-memory.dmp	dridex_ldr
behavioral1/memory/1292-2-0x0000000074F20000-0x0000000074F50000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2916 1292 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2916	1292	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2040 wrote to memory of 1292	2040	rundll32.exe	rundll32.exe
PID 2040 wrote to memory of 1292	2040	rundll32.exe	rundll32.exe
PID 2040 wrote to memory of 1292	2040	rundll32.exe	rundll32.exe
PID 2040 wrote to memory of 1292	2040	rundll32.exe	rundll32.exe
PID 2040 wrote to memory of 1292	2040	rundll32.exe	rundll32.exe
PID 2040 wrote to memory of 1292	2040	rundll32.exe	rundll32.exe
PID 2040 wrote to memory of 1292	2040	rundll32.exe	rundll32.exe
PID 1292 wrote to memory of 2916	1292	rundll32.exe	WerFault.exe
PID 1292 wrote to memory of 2916	1292	rundll32.exe	WerFault.exe
PID 1292 wrote to memory of 2916	1292	rundll32.exe	WerFault.exe
PID 1292 wrote to memory of 2916	1292	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e2fba2437a486d48ee843b55a1a0363d_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2040

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e2fba2437a486d48ee843b55a1a0363d_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1292

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1292 -s 300
3⤵
- Program crash
PID:2916

MITRE ATT&CK Matrix

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Downloads

memory/1292-0-0x0000000074F20000-0x0000000074F50000-memory.dmp

Filesize
192KB

Download
memory/1292-1-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1292-2-0x0000000074F20000-0x0000000074F50000-memory.dmp

Filesize
192KB

Download