dridex | d5f0e38ec25b196edbeb3777672aa1fcbd3551cf3400c2ca3118c53c09da0d92

Analysis

max time kernel
97s
max time network
110s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
07-09-2024 23:35

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General

Target

478a66918c0c0eb347e87a43d7844ed0N.dll
Size

236KB
MD5

478a66918c0c0eb347e87a43d7844ed0
SHA1

554e568e67ec42ad5451f5e8f9336a744d3f0cd4
SHA256

d5f0e38ec25b196edbeb3777672aa1fcbd3551cf3400c2ca3118c53c09da0d92
SHA512

f85b28d8c273fe80422a0e6a6200e188009503d25995cc1b57e9c8495564d37000204c15a31639052f7e5fce87391a8ec377e92e2c12ff377125f88e3a2bd805
SSDEEP

6144:o1G3WVIOY6Bdjehj+qudd96ou/6mv5wdC:o1GmSafShjYdd96z/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/1036-1-0x0000000074A70000-0x0000000074AAD000-memory.dmp	dridex_ldr
behavioral2/memory/1036-4-0x0000000074A70000-0x0000000074AAD000-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 3656 wrote to memory of 1036	3656	rundll32.exe	85
PID 3656 wrote to memory of 1036	3656	rundll32.exe	85
PID 3656 wrote to memory of 1036	3656	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\478a66918c0c0eb347e87a43d7844ed0N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3656
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\478a66918c0c0eb347e87a43d7844ed0N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1036

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/1036-0-0x0000000000B40000-0x0000000000B46000-memory.dmp

Filesize
24KB

Download
memory/1036-1-0x0000000074A70000-0x0000000074AAD000-memory.dmp

Filesize
244KB

Download
memory/1036-3-0x0000000000B40000-0x0000000000B46000-memory.dmp

Filesize
24KB

Download
memory/1036-4-0x0000000074A70000-0x0000000074AAD000-memory.dmp

Filesize
244KB

Download