dridex | 9aa7d70a8eb637d7ee6cb3afebfb1a2ed2bf1c05971fc096f55634a30d8c7f12

Analysis

max time kernel
155s
max time network
128s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
27-03-2024 03:46

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General

Target

e0b0df922257a0a18bc48c1cdfff10a4.dll
Size

188KB
MD5

e0b0df922257a0a18bc48c1cdfff10a4
SHA1

e3a8973e45e99c82f627416e3c1e7a3575290de8
SHA256

9aa7d70a8eb637d7ee6cb3afebfb1a2ed2bf1c05971fc096f55634a30d8c7f12
SHA512

579011e417139edef8648d08df3cf26c3338cd73daffa3fc01104168e1749a59ae3d1f1670b8c32b8670c2b4665626e47dd87386da75ce619cc7744b77711b73
SSDEEP

3072:sA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoto:szIqATVfQeV2FZalKq6jtGJWuTmd

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/3060-0-0x0000000074F20000-0x0000000074F50000-memory.dmp	dridex_ldr
behavioral1/memory/3060-2-0x0000000074F20000-0x0000000074F50000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2624 3060 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2624	3060	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2736 wrote to memory of 3060	2736	rundll32.exe	rundll32.exe
PID 2736 wrote to memory of 3060	2736	rundll32.exe	rundll32.exe
PID 2736 wrote to memory of 3060	2736	rundll32.exe	rundll32.exe
PID 2736 wrote to memory of 3060	2736	rundll32.exe	rundll32.exe
PID 2736 wrote to memory of 3060	2736	rundll32.exe	rundll32.exe
PID 2736 wrote to memory of 3060	2736	rundll32.exe	rundll32.exe
PID 2736 wrote to memory of 3060	2736	rundll32.exe	rundll32.exe
PID 3060 wrote to memory of 2624	3060	rundll32.exe	WerFault.exe
PID 3060 wrote to memory of 2624	3060	rundll32.exe	WerFault.exe
PID 3060 wrote to memory of 2624	3060	rundll32.exe	WerFault.exe
PID 3060 wrote to memory of 2624	3060	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e0b0df922257a0a18bc48c1cdfff10a4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2736

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e0b0df922257a0a18bc48c1cdfff10a4.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:3060

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3060 -s 308
3⤵
- Program crash
PID:2624

MITRE ATT&CK Matrix

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Downloads

memory/3060-0-0x0000000074F20000-0x0000000074F50000-memory.dmp

Filesize
192KB

Download
memory/3060-1-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/3060-2-0x0000000074F20000-0x0000000074F50000-memory.dmp

Filesize
192KB

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