dridex | 4ac0a6bf3d5cf2f744bc445ae27f363b4c4362ad050b8604c2f063bd2dba5928

Analysis

max time kernel
143s
max time network
130s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
16-04-2024 21:07

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General

Target

f45382e04f8f19733d01cb0d78d3248b_JaffaCakes118.dll
Size

188KB
MD5

f45382e04f8f19733d01cb0d78d3248b
SHA1

fa253e90a965b6db10c6cf6a76ae5fffb396b3fb
SHA256

4ac0a6bf3d5cf2f744bc445ae27f363b4c4362ad050b8604c2f063bd2dba5928
SHA512

27abd6ace3a60d2ef669e9b38bb24cf505e83142b3d411b49819f33a8f2dd17f181c6f109fdddeb7eec7b2dfc9624e814fd2ee4d30358469949ff3ae402a399e
SSDEEP

3072:5A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAomo:5zIqATVfQeV2FZalKq6jtGJWuTmd

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/2460-0-0x00000000745E0000-0x0000000074610000-memory.dmp	dridex_ldr
behavioral1/memory/2460-2-0x00000000745E0000-0x0000000074610000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2188 2460 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2188	2460	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 844 wrote to memory of 2460	844	rundll32.exe	rundll32.exe
PID 844 wrote to memory of 2460	844	rundll32.exe	rundll32.exe
PID 844 wrote to memory of 2460	844	rundll32.exe	rundll32.exe
PID 844 wrote to memory of 2460	844	rundll32.exe	rundll32.exe
PID 844 wrote to memory of 2460	844	rundll32.exe	rundll32.exe
PID 844 wrote to memory of 2460	844	rundll32.exe	rundll32.exe
PID 844 wrote to memory of 2460	844	rundll32.exe	rundll32.exe
PID 2460 wrote to memory of 2188	2460	rundll32.exe	WerFault.exe
PID 2460 wrote to memory of 2188	2460	rundll32.exe	WerFault.exe
PID 2460 wrote to memory of 2188	2460	rundll32.exe	WerFault.exe
PID 2460 wrote to memory of 2188	2460	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f45382e04f8f19733d01cb0d78d3248b_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:844

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f45382e04f8f19733d01cb0d78d3248b_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2460

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2460 -s 308
3⤵
- Program crash
PID:2188

MITRE ATT&CK Matrix

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Downloads

memory/2460-0-0x00000000745E0000-0x0000000074610000-memory.dmp

Filesize
192KB

Download
memory/2460-1-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2460-2-0x00000000745E0000-0x0000000074610000-memory.dmp

Filesize
192KB

Download