dridex | 47fa65888b2032bd17ad2a7b76081448b08c927110efefa4fe1c6d6de2a6bedd

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04-09-2024 14:42

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General

Target

611a74176724b3bf513918ea3d26a490N.dll
Size

188KB
MD5

611a74176724b3bf513918ea3d26a490
SHA1

2ad984ca1a84453a916abc99f2cc8ab94cc0021d
SHA256

47fa65888b2032bd17ad2a7b76081448b08c927110efefa4fe1c6d6de2a6bedd
SHA512

24cd7a3880e7d1eb8825f68a14bd65b87ad93d9ee10c61094ad3095aa073232e013b7980ff7780b1b3382910429f0d1988cab709c172052a1553f88a0cbd1b09
SSDEEP

3072:fteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzD9qM:Hq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/1928-1-0x0000000075500000-0x0000000075530000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3136	1928	WerFault.exe	83

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 4404 wrote to memory of 1928	4404	rundll32.exe	83
PID 4404 wrote to memory of 1928	4404	rundll32.exe	83
PID 4404 wrote to memory of 1928	4404	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\611a74176724b3bf513918ea3d26a490N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4404
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\611a74176724b3bf513918ea3d26a490N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1928
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1928 -s 692
    3⤵
    - Program crash
    PID:3136

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 1928 -ip 1928
1⤵
PID:3576

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

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Downloads

memory/1928-0-0x0000000000820000-0x0000000000826000-memory.dmp

Filesize
24KB

Download
memory/1928-1-0x0000000075500000-0x0000000075530000-memory.dmp

Filesize
192KB

Download
memory/1928-3-0x0000000000820000-0x0000000000826000-memory.dmp

Filesize
24KB

Download