dridex | 75e8dd9867f84a8aa74247d98f71b02f0cc385902c8ee0bf0fb42d57ae973d84

Analysis

max time kernel
158s
max time network
145s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
21-03-2024 08:27

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

db29303d32dc05481e17d88cb61e69d7.dll
Size

188KB
MD5

db29303d32dc05481e17d88cb61e69d7
SHA1

58c826eed9482fad1e3102e7d8e9200364feaf9b
SHA256

75e8dd9867f84a8aa74247d98f71b02f0cc385902c8ee0bf0fb42d57ae973d84
SHA512

02b0a0dd82d31b85e2884db6a39cd5d20298bd369aa856cd1ee4bbc47893f028a3a0d146d68653752019a15ba8ff6b4849bd15c01720e5eb58cc7eb032a5f135
SSDEEP

3072:EA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoCo:EzIqATVfQeV2FZalKq6jtGJWuTmd

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/2640-0-0x0000000075390000-0x00000000753C0000-memory.dmp	dridex_ldr
behavioral1/memory/2640-2-0x0000000075390000-0x00000000753C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2580 2640 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2580	2640	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2628 wrote to memory of 2640	2628	rundll32.exe	rundll32.exe
PID 2628 wrote to memory of 2640	2628	rundll32.exe	rundll32.exe
PID 2628 wrote to memory of 2640	2628	rundll32.exe	rundll32.exe
PID 2628 wrote to memory of 2640	2628	rundll32.exe	rundll32.exe
PID 2628 wrote to memory of 2640	2628	rundll32.exe	rundll32.exe
PID 2628 wrote to memory of 2640	2628	rundll32.exe	rundll32.exe
PID 2628 wrote to memory of 2640	2628	rundll32.exe	rundll32.exe
PID 2640 wrote to memory of 2580	2640	rundll32.exe	WerFault.exe
PID 2640 wrote to memory of 2580	2640	rundll32.exe	WerFault.exe
PID 2640 wrote to memory of 2580	2640	rundll32.exe	WerFault.exe
PID 2640 wrote to memory of 2580	2640	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\db29303d32dc05481e17d88cb61e69d7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2628

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\db29303d32dc05481e17d88cb61e69d7.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2640

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2640 -s 308
3⤵
- Program crash
PID:2580

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2640-0-0x0000000075390000-0x00000000753C0000-memory.dmp

Filesize
192KB

Download
memory/2640-1-0x0000000000680000-0x0000000000686000-memory.dmp

Filesize
24KB

Download
memory/2640-2-0x0000000075390000-0x00000000753C0000-memory.dmp

Filesize
192KB

Download