dridex | f0747fbdc0c93c8ccd434d52811a8756f3b91ac93181c4f852e48c6a13d7acae

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
07-04-2024 09:40

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General

Target

e49fed51c5021dfb1f34357581942884_JaffaCakes118.dll
Size

188KB
MD5

e49fed51c5021dfb1f34357581942884
SHA1

df2499dc3a6c8726f5e2fed37ff32ec26c82afb7
SHA256

f0747fbdc0c93c8ccd434d52811a8756f3b91ac93181c4f852e48c6a13d7acae
SHA512

84146cc26564f473520aeda0fcc4ad7bb462d3612251b31d0084e43a76c5592517734c94063360d0631a7f36d871edd137fb0738151782757f7d24d276a13a10
SSDEEP

3072:NA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoAo:NzIqATVfQeV2FZalKq6jtGJWuTmd

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/1284-0-0x0000000074960000-0x0000000074990000-memory.dmp	dridex_ldr
behavioral1/memory/1284-2-0x0000000074960000-0x0000000074990000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2496 1284 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2496	1284	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1920 wrote to memory of 1284	1920	rundll32.exe	rundll32.exe
PID 1920 wrote to memory of 1284	1920	rundll32.exe	rundll32.exe
PID 1920 wrote to memory of 1284	1920	rundll32.exe	rundll32.exe
PID 1920 wrote to memory of 1284	1920	rundll32.exe	rundll32.exe
PID 1920 wrote to memory of 1284	1920	rundll32.exe	rundll32.exe
PID 1920 wrote to memory of 1284	1920	rundll32.exe	rundll32.exe
PID 1920 wrote to memory of 1284	1920	rundll32.exe	rundll32.exe
PID 1284 wrote to memory of 2496	1284	rundll32.exe	WerFault.exe
PID 1284 wrote to memory of 2496	1284	rundll32.exe	WerFault.exe
PID 1284 wrote to memory of 2496	1284	rundll32.exe	WerFault.exe
PID 1284 wrote to memory of 2496	1284	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e49fed51c5021dfb1f34357581942884_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1920

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e49fed51c5021dfb1f34357581942884_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1284

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1284 -s 308
3⤵
- Program crash
PID:2496

MITRE ATT&CK Matrix

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Downloads

memory/1284-0-0x0000000074960000-0x0000000074990000-memory.dmp

Filesize
192KB

Download
memory/1284-1-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1284-2-0x0000000074960000-0x0000000074990000-memory.dmp

Filesize
192KB

Download