dridex | 31b66d0b5e310830831d2acd69198bebec1836d67628bc834232377751b480e1

Analysis

max time kernel
141s
max time network
120s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
16-04-2024 19:26

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General

Target

f42a62840df8e6ff9d419c28d1a72185_JaffaCakes118.dll
Size

188KB
MD5

f42a62840df8e6ff9d419c28d1a72185
SHA1

df94f043e4f6a072ac6367f53504696c1781bd43
SHA256

31b66d0b5e310830831d2acd69198bebec1836d67628bc834232377751b480e1
SHA512

a7b8909cae30d01f0b0a66231100e4f4d3d3a9d6211a21364961a25645957c524ac2dc2fc6a4eb5d57b5b1c16fc0548eb4e34d5ae542c2c1f5a772c6023bd927
SSDEEP

3072:kA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAogo:kzIqATVfQeV2FZalKq6jtGJWuTmd

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/1700-0-0x0000000074720000-0x0000000074750000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2948 1700 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2948	1700	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1620 wrote to memory of 1700	1620	rundll32.exe	rundll32.exe
PID 1620 wrote to memory of 1700	1620	rundll32.exe	rundll32.exe
PID 1620 wrote to memory of 1700	1620	rundll32.exe	rundll32.exe
PID 1620 wrote to memory of 1700	1620	rundll32.exe	rundll32.exe
PID 1620 wrote to memory of 1700	1620	rundll32.exe	rundll32.exe
PID 1620 wrote to memory of 1700	1620	rundll32.exe	rundll32.exe
PID 1620 wrote to memory of 1700	1620	rundll32.exe	rundll32.exe
PID 1700 wrote to memory of 2948	1700	rundll32.exe	WerFault.exe
PID 1700 wrote to memory of 2948	1700	rundll32.exe	WerFault.exe
PID 1700 wrote to memory of 2948	1700	rundll32.exe	WerFault.exe
PID 1700 wrote to memory of 2948	1700	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f42a62840df8e6ff9d419c28d1a72185_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1620

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f42a62840df8e6ff9d419c28d1a72185_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1700

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1700 -s 300
3⤵
- Program crash
PID:2948

MITRE ATT&CK Matrix

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Downloads

memory/1700-0-0x0000000074720000-0x0000000074750000-memory.dmp

Filesize
192KB

Download
memory/1700-1-0x0000000000680000-0x0000000000686000-memory.dmp

Filesize
24KB

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