dridex | 18e5175619e7ec53806d211a3c5c46c4b7ee50eb3075e2d40725aa18c3161cab

Analysis

max time kernel
141s
max time network
118s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
21-04-2024 16:53

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General

Target

ffbd8641e490783a5d0ef5379f80021f_JaffaCakes118.dll
Size

188KB
MD5

ffbd8641e490783a5d0ef5379f80021f
SHA1

0be98da5f8d2568fed2550a4637041880fbc7170
SHA256

18e5175619e7ec53806d211a3c5c46c4b7ee50eb3075e2d40725aa18c3161cab
SHA512

c03763c216a7bc3ab76a89860369d5a0a58d0e37ec5dd28fe21ecc2b6f326ccd578a569c6e5c8df62a222874b203adb5eda1d1431172531d6f8947a927221bda
SSDEEP

3072:xA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAojo:xzIqATVfQeV2FZalKq6jtGJWuTmd

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/2768-0-0x00000000752A0000-0x00000000752D0000-memory.dmp	dridex_ldr
behavioral1/memory/2768-1-0x00000000752A0000-0x00000000752D0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2392 2768 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2392	2768	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2512 wrote to memory of 2768	2512	rundll32.exe	rundll32.exe
PID 2512 wrote to memory of 2768	2512	rundll32.exe	rundll32.exe
PID 2512 wrote to memory of 2768	2512	rundll32.exe	rundll32.exe
PID 2512 wrote to memory of 2768	2512	rundll32.exe	rundll32.exe
PID 2512 wrote to memory of 2768	2512	rundll32.exe	rundll32.exe
PID 2512 wrote to memory of 2768	2512	rundll32.exe	rundll32.exe
PID 2512 wrote to memory of 2768	2512	rundll32.exe	rundll32.exe
PID 2768 wrote to memory of 2392	2768	rundll32.exe	WerFault.exe
PID 2768 wrote to memory of 2392	2768	rundll32.exe	WerFault.exe
PID 2768 wrote to memory of 2392	2768	rundll32.exe	WerFault.exe
PID 2768 wrote to memory of 2392	2768	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ffbd8641e490783a5d0ef5379f80021f_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2512

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ffbd8641e490783a5d0ef5379f80021f_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2768

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2768 -s 300
3⤵
- Program crash
PID:2392

MITRE ATT&CK Matrix

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Downloads

memory/2768-0-0x00000000752A0000-0x00000000752D0000-memory.dmp

Filesize
192KB

Download
memory/2768-1-0x00000000752A0000-0x00000000752D0000-memory.dmp

Filesize
192KB

Download
memory/2768-2-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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