dridex | d20890ab418000445edfe46d0372bde19f9de78a5096c62ad29a9718bb9ba4b3

Analysis

max time kernel
47s
max time network
114s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11-09-2024 09:17

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General

Target

43645f78bd96eeccf6c9efbe61c95470N.dll
Size

236KB
MD5

43645f78bd96eeccf6c9efbe61c95470
SHA1

860d22dfd352f951eefdd8aef77f7d664756343d
SHA256

d20890ab418000445edfe46d0372bde19f9de78a5096c62ad29a9718bb9ba4b3
SHA512

ec378c16e7e0f5dd7833cbe3db459bc8bd8abcf6775cb565ee7c583bc781ffda49362010122f5aa50e39c0f2df2f94ef642a0dc52cb2f74de7853342b1f502ea
SSDEEP

6144:z1G3WVIOY6Bdjehj+qudd96ou/6mv5wdC:z1GmSafShjYdd96z/6cwdC

Score

10^/10

dridex 111 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

111

52.73.70.149:443

8.4.9.152:3786

185.246.87.202:3098

50.116.111.64:5353

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

resource	yara_rule
behavioral2/memory/808-0-0x0000000074B80000-0x0000000074BBD000-memory.dmp	dridex_ldr
behavioral2/memory/808-4-0x0000000074B80000-0x0000000074BBD000-memory.dmp	dridex_ldr

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4704 wrote to memory of 808	4704	rundll32.exe	83
PID 4704 wrote to memory of 808	4704	rundll32.exe	83
PID 4704 wrote to memory of 808	4704	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\43645f78bd96eeccf6c9efbe61c95470N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4704
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\43645f78bd96eeccf6c9efbe61c95470N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:808

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/808-1-0x0000000000F10000-0x0000000000F16000-memory.dmp

Filesize
24KB

Download
memory/808-0-0x0000000074B80000-0x0000000074BBD000-memory.dmp

Filesize
244KB

Download
memory/808-3-0x0000000000F10000-0x0000000000F16000-memory.dmp

Filesize
24KB

Download
memory/808-4-0x0000000074B80000-0x0000000074BBD000-memory.dmp

Filesize
244KB

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