dridex | 50564a56e4499e0a7cd0c8e423d91acaa72037abba860d5b839f0af4df10114b

Analysis

max time kernel
110s
max time network
114s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-11-2024 08:06

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General

Target

50564a56e4499e0a7cd0c8e423d91acaa72037abba860d5b839f0af4df10114b.dll
Size

664KB
MD5

e39af37844e54808a9eae8c69d581fbf
SHA1

534c5b9e542ac321e42da617204be633881a95dc
SHA256

50564a56e4499e0a7cd0c8e423d91acaa72037abba860d5b839f0af4df10114b
SHA512

e206f6e3c2b078fae196dfd6074eb46b3d4cb3e38346b960062f5642311b8096f1d0b7ce4c3e8079d6a8f9ebf07508d7be09dd392d556fd69239b4639d5436d9
SSDEEP

12288:j/0Qzqf0eJi48WM+6TFKywVt6PbEYU0eyJTT/Mu9oV01uwoaEP+:70zhJpn6TFKywvCbEOxDMu9oycaEP+

Score

10^/10

dridex 10222 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10222

174.128.245.202:443

51.83.3.52:13786

69.64.50.41:6602

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex
Blocklisted process makes network request 1 IoCs

Processes:

rundll32.exe

flow pid process

20 472 rundll32.exe
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe
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

Processes:

rundll32.exe

description ioc process

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

flow	pid	process
20	472	rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

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

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2024 wrote to memory of 472	2024	rundll32.exe	rundll32.exe
PID 2024 wrote to memory of 472	2024	rundll32.exe	rundll32.exe
PID 2024 wrote to memory of 472	2024	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\50564a56e4499e0a7cd0c8e423d91acaa72037abba860d5b839f0af4df10114b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2024
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\50564a56e4499e0a7cd0c8e423d91acaa72037abba860d5b839f0af4df10114b.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:472

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/472-3-0x00000000004A2000-0x00000000004A8000-memory.dmp

Filesize
24KB

Download
memory/472-0-0x0000000000400000-0x000000000053C000-memory.dmp

Filesize
1.2MB

Download
memory/472-4-0x0000000000400000-0x000000000053C000-memory.dmp

Filesize
1.2MB

Download
memory/472-6-0x0000000000400000-0x000000000053C000-memory.dmp

Filesize
1.2MB

Download