dridex | d6c202404f95832f3f7e5ea3d0dec6c551e2bb81864ee4b3a49488e820e1d61e

Analysis

max time kernel
142s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
17-04-2024 00:06

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General

Target

f4a00bbfbd643b00d75487d1d6e36534_JaffaCakes118.dll
Size

188KB
MD5

f4a00bbfbd643b00d75487d1d6e36534
SHA1

dfa459dc8cc5b44b55b89617d0bb8cd03c8f93cb
SHA256

d6c202404f95832f3f7e5ea3d0dec6c551e2bb81864ee4b3a49488e820e1d61e
SHA512

23f1890ec2308adda239b1f7f51dd16bf2ae956c2f9b614be8f5d1380afaf9cd322efc15d01c4fcac0578610c246d8bcb11af853e9356170c9108bc617c1efb9
SSDEEP

3072:TA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAofo:TzIqATVfQeV2FZalKq6jtGJWuTmd

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/2732-0-0x0000000074610000-0x0000000074640000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2668 2732 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2668	2732	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2804 wrote to memory of 2732	2804	rundll32.exe	rundll32.exe
PID 2804 wrote to memory of 2732	2804	rundll32.exe	rundll32.exe
PID 2804 wrote to memory of 2732	2804	rundll32.exe	rundll32.exe
PID 2804 wrote to memory of 2732	2804	rundll32.exe	rundll32.exe
PID 2804 wrote to memory of 2732	2804	rundll32.exe	rundll32.exe
PID 2804 wrote to memory of 2732	2804	rundll32.exe	rundll32.exe
PID 2804 wrote to memory of 2732	2804	rundll32.exe	rundll32.exe
PID 2732 wrote to memory of 2668	2732	rundll32.exe	WerFault.exe
PID 2732 wrote to memory of 2668	2732	rundll32.exe	WerFault.exe
PID 2732 wrote to memory of 2668	2732	rundll32.exe	WerFault.exe
PID 2732 wrote to memory of 2668	2732	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f4a00bbfbd643b00d75487d1d6e36534_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2804

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f4a00bbfbd643b00d75487d1d6e36534_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2732

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2732 -s 308
3⤵
- Program crash
PID:2668

MITRE ATT&CK Matrix

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Downloads

memory/2732-0-0x0000000074610000-0x0000000074640000-memory.dmp

Filesize
192KB

Download
memory/2732-1-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

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