dridex | cb6df7b3bed07dfc3ded7cd4c850b9fa85641915dbb8b192953baeb77cd968a4

Analysis

max time kernel
142s
max time network
155s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
22/12/2023, 07:15

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General

Target

78303181d168c98b4416d7d089d7dfd6.dll
Size

184KB
MD5

78303181d168c98b4416d7d089d7dfd6
SHA1

5cc6b9df7e3c7e8d0119828d424e76b883a55ff0
SHA256

cb6df7b3bed07dfc3ded7cd4c850b9fa85641915dbb8b192953baeb77cd968a4
SHA512

c012e78bbacdc2b7b311c525541d8612fad4faca6e945997149cc4a221088fff212c085e7eb850adf446bfec8c1e34dd4b35748d8fa15cef21a0cf2ed337b375
SSDEEP

3072:LgkQz1PuOprc+kq6VNOe3qbarVEpZlcbBacS9nOdgJdA4l:OPFkq6zOe5ilSanOWd

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/2360-0-0x00000000746A0000-0x00000000746D0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2864	2360	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3012 wrote to memory of 2360	3012	rundll32.exe	28
PID 3012 wrote to memory of 2360	3012	rundll32.exe	28
PID 3012 wrote to memory of 2360	3012	rundll32.exe	28
PID 3012 wrote to memory of 2360	3012	rundll32.exe	28
PID 3012 wrote to memory of 2360	3012	rundll32.exe	28
PID 3012 wrote to memory of 2360	3012	rundll32.exe	28
PID 3012 wrote to memory of 2360	3012	rundll32.exe	28
PID 2360 wrote to memory of 2864	2360	rundll32.exe	31
PID 2360 wrote to memory of 2864	2360	rundll32.exe	31
PID 2360 wrote to memory of 2864	2360	rundll32.exe	31
PID 2360 wrote to memory of 2864	2360	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\78303181d168c98b4416d7d089d7dfd6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3012
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\78303181d168c98b4416d7d089d7dfd6.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2360
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2360 -s 224
    3⤵
    - Program crash
    PID:2864

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2360-0-0x00000000746A0000-0x00000000746D0000-memory.dmp

Filesize
192KB

Download
memory/2360-1-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

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