dridex | a7807236bd5ed8340898d479ca8b3c8b332eb63f0515c0f7db44e58842b129cc

Analysis

max time kernel
141s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
09-04-2024 00:47

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General

Target

e8d2331330a3ae321e50cb6574a05071_JaffaCakes118.dll
Size

188KB
MD5

e8d2331330a3ae321e50cb6574a05071
SHA1

b2021b145bb6b60a7de29849d46d90d175998ce8
SHA256

a7807236bd5ed8340898d479ca8b3c8b332eb63f0515c0f7db44e58842b129cc
SHA512

7ea7c4938cf3f82c83bf739aea4bb58798d3f8155932db8f3977b0dc9c9da86e65e1d8035792cd42ea27e8a519efa133a2ff642cd54922fd75fe0b53940e3385
SSDEEP

3072:GA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoOo:GzIqATVfQeV2FZalKq6jtGJWuTmd

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/2192-0-0x0000000074C30000-0x0000000074C60000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1720 2192 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1720	2192	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 360 wrote to memory of 2192	360	rundll32.exe	rundll32.exe
PID 360 wrote to memory of 2192	360	rundll32.exe	rundll32.exe
PID 360 wrote to memory of 2192	360	rundll32.exe	rundll32.exe
PID 360 wrote to memory of 2192	360	rundll32.exe	rundll32.exe
PID 360 wrote to memory of 2192	360	rundll32.exe	rundll32.exe
PID 360 wrote to memory of 2192	360	rundll32.exe	rundll32.exe
PID 360 wrote to memory of 2192	360	rundll32.exe	rundll32.exe
PID 2192 wrote to memory of 1720	2192	rundll32.exe	WerFault.exe
PID 2192 wrote to memory of 1720	2192	rundll32.exe	WerFault.exe
PID 2192 wrote to memory of 1720	2192	rundll32.exe	WerFault.exe
PID 2192 wrote to memory of 1720	2192	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e8d2331330a3ae321e50cb6574a05071_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:360

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e8d2331330a3ae321e50cb6574a05071_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2192

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2192 -s 300
3⤵
- Program crash
PID:1720

MITRE ATT&CK Matrix

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Downloads

memory/2192-0-0x0000000074C30000-0x0000000074C60000-memory.dmp

Filesize
192KB

Download
memory/2192-1-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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