dridex | 18e35587d3e10c52aebe7932bfee94303b4f70057660f2505063a2364d3086b8

Analysis

max time kernel
93s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
04/02/2024, 04:49

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General

Target
8e410de725bac504e5f8afd1c0c35aba.dll
Size 188KB
Sample240204-ffvq3accbp
SHA256 18e35587d3e10c52aebe7932bfee94303b4f70057660f2505063a2364d3086b8
MD5 8e410de725bac504e5f8afd1c0c35aba
SHA1 7a20f65dfcd47510057412dcefcad7d82eb0c611
SHA512 b7e0fac7757ada8c61cb6fadcc1bcea4f6d616c7a43af3e9d4a8a3bc4ebf826b34ae0c3c3d7562dd8f3ad9e246cffc74f8a9eb89343571ee56a50e4f45e70313
SSDEEP 3072:tA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAojo:tzIqATVfQeV2FZalKq6jtGJWuTmd
MD5 SHA1 SHA512 SSDEEP

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4800-0-0x00000000753F0000-0x0000000075420000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4880	4800	WerFault.exe	85

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2992 wrote to memory of 4800	2992	rundll32.exe	85
PID 2992 wrote to memory of 4800	2992	rundll32.exe	85
PID 2992 wrote to memory of 4800	2992	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8e410de725bac504e5f8afd1c0c35aba.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2992
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8e410de725bac504e5f8afd1c0c35aba.dll,#1
  2⤵
  PID:4800
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4800 -s 688
    3⤵
    - Program crash
    PID:4880

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4800 -ip 4800
1⤵
PID:1208

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4800-0-0x00000000753F0000-0x0000000075420000-memory.dmp

Download

memory/4800-1-0x0000000000DE0000-0x0000000000DE6000-memory.dmp