dridex | 7756f5d9312daaac8067e8ce0a54d8033bb311bd1a8137445a8ba2cf1b75cd8a

Analysis

max time kernel
146s
max time network
161s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
28/02/2024, 16:15

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General

Target
ac4e67e5f769bee52cc82cc75ba93e5b.dll
Size 188KB
Sample240228-tp941aga3w
SHA256 7756f5d9312daaac8067e8ce0a54d8033bb311bd1a8137445a8ba2cf1b75cd8a
MD5 ac4e67e5f769bee52cc82cc75ba93e5b
SHA1 dca3a79e3c18c5cc0949c77663122e3349e329a2
SHA512 a5a8020d3885c1fae3af20605ad60013733d22fc60387466cfb9265a6b0f1c64cc965219ae341bee43477c0f49ce7c32b1cb36188ca6e4ecba01d17ecc89828f
SSDEEP 3072:pA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoPo:pzIqATVfQeV2FZalKq6jtGJWuTmd
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/2820-0-0x00000000757A0000-0x00000000757D0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3752	2820	WerFault.exe	68

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4044 wrote to memory of 2820	4044	rundll32.exe	68
PID 4044 wrote to memory of 2820	4044	rundll32.exe	68
PID 4044 wrote to memory of 2820	4044	rundll32.exe	68

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ac4e67e5f769bee52cc82cc75ba93e5b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4044
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ac4e67e5f769bee52cc82cc75ba93e5b.dll,#1
  2⤵
  PID:2820
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2820 -s 688
    3⤵
    - Program crash
    PID:3752

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2820 -ip 2820
1⤵
PID:1508

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2820-0-0x00000000757A0000-0x00000000757D0000-memory.dmp

Download

memory/2820-1-0x0000000000970000-0x0000000000976000-memory.dmp