dridex | d0681c030a51811edc6f19b6cc418043ef928e251c681cdf75a05949f932340b

Analysis

max time kernel
50s
max time network
42s
platform
windows7_x64
resource
win7-20220715-en
resource tags

arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
submitted
31-07-2022 05:12

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

hu8y3z.dll
Size

476KB
MD5

cdf3b326951bd5cd55254e5599302183
SHA1

217316d0d637d818e2d2d22397222d715ed7b64c
SHA256

d0681c030a51811edc6f19b6cc418043ef928e251c681cdf75a05949f932340b
SHA512

e7d0f735dfd665199acbc0a0d409d5494ab9649cd97809cf7727aa8d86f2695fa516f42ad9943d59ff1754629900590081c2d63c38cfc6a856b6a4902f600071

Score

10^/10

dridex 10444 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

10444

23.246.204.126:443

151.106.39.36:8116

103.124.144.123:6891

172.105.78.60:4664

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/968-56-0x0000000074BA0000-0x0000000074C19000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1380 968 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1380	968	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1656 wrote to memory of 968	1656	rundll32.exe	rundll32.exe
PID 1656 wrote to memory of 968	1656	rundll32.exe	rundll32.exe
PID 1656 wrote to memory of 968	1656	rundll32.exe	rundll32.exe
PID 1656 wrote to memory of 968	1656	rundll32.exe	rundll32.exe
PID 1656 wrote to memory of 968	1656	rundll32.exe	rundll32.exe
PID 1656 wrote to memory of 968	1656	rundll32.exe	rundll32.exe
PID 1656 wrote to memory of 968	1656	rundll32.exe	rundll32.exe
PID 968 wrote to memory of 1380	968	rundll32.exe	WerFault.exe
PID 968 wrote to memory of 1380	968	rundll32.exe	WerFault.exe
PID 968 wrote to memory of 1380	968	rundll32.exe	WerFault.exe
PID 968 wrote to memory of 1380	968	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\hu8y3z.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1656

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\hu8y3z.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 968 -s 344
3⤵
- Program crash
PID:1380

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

memory/968-54-0x0000000000000000-mapping.dmp

Download
memory/968-55-0x0000000075CD1000-0x0000000075CD3000-memory.dmp

Filesize
8KB

Download
memory/968-56-0x0000000074BA0000-0x0000000074C19000-memory.dmp

Filesize
484KB

Download
memory/968-58-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/1380-59-0x0000000000000000-mapping.dmp

Download