dridex | 98f39070de6dbff083881c6cd6d5cb5e7cefeb6d59c62fdc2bebbfae935d457f

Analysis

max time kernel
140s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
16-04-2024 22:54

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General

Target

f48262fbfc5486fb9b7788ad5a68f9bb_JaffaCakes118.dll
Size

188KB
MD5

f48262fbfc5486fb9b7788ad5a68f9bb
SHA1

7f04a15f28925960d55804b8769d22517afb4133
SHA256

98f39070de6dbff083881c6cd6d5cb5e7cefeb6d59c62fdc2bebbfae935d457f
SHA512

18e6095df88ee32963ae77eae9d6a9170fc7119c9da5c6f00e92af09df1ae83ed5ebe62f29d1976220c8137b221fcd325654cf84233e1ee6bd0638a28af35264
SSDEEP

3072:JA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoQo:JzIqATVfQeV2FZalKq6jtGJWuTmd

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/2388-0-0x0000000075110000-0x0000000075140000-memory.dmp	dridex_ldr
behavioral1/memory/2388-2-0x0000000075110000-0x0000000075140000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1872 2388 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1872	2388	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2280 wrote to memory of 2388	2280	rundll32.exe	rundll32.exe
PID 2280 wrote to memory of 2388	2280	rundll32.exe	rundll32.exe
PID 2280 wrote to memory of 2388	2280	rundll32.exe	rundll32.exe
PID 2280 wrote to memory of 2388	2280	rundll32.exe	rundll32.exe
PID 2280 wrote to memory of 2388	2280	rundll32.exe	rundll32.exe
PID 2280 wrote to memory of 2388	2280	rundll32.exe	rundll32.exe
PID 2280 wrote to memory of 2388	2280	rundll32.exe	rundll32.exe
PID 2388 wrote to memory of 1872	2388	rundll32.exe	WerFault.exe
PID 2388 wrote to memory of 1872	2388	rundll32.exe	WerFault.exe
PID 2388 wrote to memory of 1872	2388	rundll32.exe	WerFault.exe
PID 2388 wrote to memory of 1872	2388	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f48262fbfc5486fb9b7788ad5a68f9bb_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2280

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f48262fbfc5486fb9b7788ad5a68f9bb_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2388

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2388 -s 308
3⤵
- Program crash
PID:1872

MITRE ATT&CK Matrix

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Downloads

memory/2388-0-0x0000000075110000-0x0000000075140000-memory.dmp

Filesize
192KB

Download
memory/2388-1-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2388-2-0x0000000075110000-0x0000000075140000-memory.dmp

Filesize
192KB

Download