dridex | c7dd357595fa83b833e74167b4eac0d77aa228cceb6143450b6bed8231022474

Analysis

max time kernel
89s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
04/02/2024, 03:22

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General

Target
8e16b4f02a7ed94c992d8b9826a4e78b.dll
Size 188KB
Sample240204-dw88aaadhr
SHA256 c7dd357595fa83b833e74167b4eac0d77aa228cceb6143450b6bed8231022474
MD5 8e16b4f02a7ed94c992d8b9826a4e78b
SHA1 640df20ef169ed525428a287a9bb6dffbe30ecef
SHA512 9192117089c01b60295cddbcb5185a0a0bc867ecd9488a42f5bf90330e704278a0cc4721da766e837533218e27f6d81d50f0945d5fa4ad2885618b944e25cec0
SSDEEP 3072:yA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoqo:yzIqATVfQeV2FZalKq6jtGJWuTmd
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/332-0-0x0000000075900000-0x0000000075930000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4620	332	WerFault.exe	29

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1188 wrote to memory of 332	1188	rundll32.exe	29
PID 1188 wrote to memory of 332	1188	rundll32.exe	29
PID 1188 wrote to memory of 332	1188	rundll32.exe	29

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8e16b4f02a7ed94c992d8b9826a4e78b.dll,#1
1⤵
PID:332
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 332 -s 688
  2⤵
  - Program crash
  PID:4620

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8e16b4f02a7ed94c992d8b9826a4e78b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1188

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 332 -ip 332
1⤵
PID:628

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/332-0-0x0000000075900000-0x0000000075930000-memory.dmp

Download

memory/332-1-0x0000000000AE0000-0x0000000000AE6000-memory.dmp