dridex | 4d6b653713e56ba9dea7d796531f08c9c11baaed620a8e403a1be407c72c8709

Analysis

max time kernel
95s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29-09-2024 10:19

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General

Target

4d6b653713e56ba9dea7d796531f08c9c11baaed620a8e403a1be407c72c8709.dll
Size

188KB
MD5

60cd67741c934bd59e7470048ec9bd70
SHA1

4d40817b6719c81c19f126f2fb23cef9d45c1bef
SHA256

4d6b653713e56ba9dea7d796531f08c9c11baaed620a8e403a1be407c72c8709
SHA512

ce6c2bddfa85bf34f406888c50f6983085fec3644fc2a5b7174ebd18e22ea02a6434e6f48415aea1b75af60a4ba5cdc568982c1fd321844aa8fb01ed51cdca0b
SSDEEP

3072:LWa3N1eqJ7cNe58per6JpynepWHVD9qMe402JYIUk9H8Iz83SW49klSC:dxwO/Spynep6VDcMeQeIUk9cI6Q5

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

134.209.182.12:443

188.40.100.254:4664

103.109.247.9:10443

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/2148-1-0x0000000074D30000-0x0000000074D60000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3008	2148	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 3144 wrote to memory of 2148	3144	rundll32.exe	83
PID 3144 wrote to memory of 2148	3144	rundll32.exe	83
PID 3144 wrote to memory of 2148	3144	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4d6b653713e56ba9dea7d796531f08c9c11baaed620a8e403a1be407c72c8709.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3144
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4d6b653713e56ba9dea7d796531f08c9c11baaed620a8e403a1be407c72c8709.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2148
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2148 -s 648
    3⤵
    - Program crash
    PID:3008

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2148 -ip 2148
1⤵
PID:5036

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/2148-0-0x0000000001040000-0x0000000001046000-memory.dmp

Filesize
24KB

Download
memory/2148-1-0x0000000074D30000-0x0000000074D60000-memory.dmp

Filesize
192KB

Download
memory/2148-3-0x0000000001040000-0x0000000001046000-memory.dmp

Filesize
24KB

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