dridex | 74b5a9d18828a88d46319c75da71d2bbb39a5400a82aa484d47acaa248e5232d

Analysis

max time kernel
141s
max time network
120s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
09-04-2024 17:16

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General

Target

ea812448143d0ff7953b3cac97418ec0_JaffaCakes118.dll
Size

188KB
MD5

ea812448143d0ff7953b3cac97418ec0
SHA1

ee9507f32339a44f34661366645e79faedb5e63a
SHA256

74b5a9d18828a88d46319c75da71d2bbb39a5400a82aa484d47acaa248e5232d
SHA512

e1326c8298bff85e77ee82b161a740a33be29689f6d110dfb0366d0267e0bf3f9ab83138ddeb7d7e46df3a8e893d7944fcc96a05131f453b1e7eb07c9265566d
SSDEEP

3072:zA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo8o:zzIqATVfQeV2FZalKq6jtGJWuTmd

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/1920-0-0x0000000074520000-0x0000000074550000-memory.dmp	dridex_ldr
behavioral1/memory/1920-2-0x0000000074520000-0x0000000074550000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1268 1920 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1268	1920	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1988 wrote to memory of 1920	1988	rundll32.exe	rundll32.exe
PID 1988 wrote to memory of 1920	1988	rundll32.exe	rundll32.exe
PID 1988 wrote to memory of 1920	1988	rundll32.exe	rundll32.exe
PID 1988 wrote to memory of 1920	1988	rundll32.exe	rundll32.exe
PID 1988 wrote to memory of 1920	1988	rundll32.exe	rundll32.exe
PID 1988 wrote to memory of 1920	1988	rundll32.exe	rundll32.exe
PID 1988 wrote to memory of 1920	1988	rundll32.exe	rundll32.exe
PID 1920 wrote to memory of 1268	1920	rundll32.exe	WerFault.exe
PID 1920 wrote to memory of 1268	1920	rundll32.exe	WerFault.exe
PID 1920 wrote to memory of 1268	1920	rundll32.exe	WerFault.exe
PID 1920 wrote to memory of 1268	1920	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ea812448143d0ff7953b3cac97418ec0_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1988

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ea812448143d0ff7953b3cac97418ec0_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1920

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1920 -s 300
3⤵
- Program crash
PID:1268

MITRE ATT&CK Matrix

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Downloads

memory/1920-0-0x0000000074520000-0x0000000074550000-memory.dmp

Filesize
192KB

Download
memory/1920-1-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1920-2-0x0000000074520000-0x0000000074550000-memory.dmp

Filesize
192KB

Download