dridex | f995b343bdda59eb502ebc6bfe67129677e87dbf26501c9d14bb9e1f246829a8

Analysis

max time kernel
143s
max time network
128s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
22-12-2023 03:29

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General

Target

5b3464502403977c8818b93f646f6754.dll
Size

184KB
MD5

5b3464502403977c8818b93f646f6754
SHA1

bfa8413dbea20eda90ec0e4ed2fde35027f6178c
SHA256

f995b343bdda59eb502ebc6bfe67129677e87dbf26501c9d14bb9e1f246829a8
SHA512

5ec9503628d267c18fb52a37594ab57fe245b9cffccba956b07f1ce9a1a5ce070685dc632bdbc75258317555affdd4875b06ee5a116e54aada3d48ac3db46c81
SSDEEP

3072:1gkQz1PuOprc+kq6VNOe3qbarVEpZlcbBacS9nOdghdA4l:UPFkq6zOe5ilSanOud

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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

resource	yara_rule
behavioral1/memory/3012-0-0x0000000074690000-0x00000000746C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2336	3012	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2072 wrote to memory of 3012	2072	rundll32.exe	28
PID 2072 wrote to memory of 3012	2072	rundll32.exe	28
PID 2072 wrote to memory of 3012	2072	rundll32.exe	28
PID 2072 wrote to memory of 3012	2072	rundll32.exe	28
PID 2072 wrote to memory of 3012	2072	rundll32.exe	28
PID 2072 wrote to memory of 3012	2072	rundll32.exe	28
PID 2072 wrote to memory of 3012	2072	rundll32.exe	28
PID 3012 wrote to memory of 2336	3012	rundll32.exe	29
PID 3012 wrote to memory of 2336	3012	rundll32.exe	29
PID 3012 wrote to memory of 2336	3012	rundll32.exe	29
PID 3012 wrote to memory of 2336	3012	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5b3464502403977c8818b93f646f6754.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2072
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5b3464502403977c8818b93f646f6754.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3012
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3012 -s 224
    3⤵
    - Program crash
    PID:2336

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/3012-0-0x0000000074690000-0x00000000746C0000-memory.dmp

Filesize
192KB

Download
memory/3012-1-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download