dridex | e2d8a3a6a7e66bbbff1fe5e6b97e25aaad47ebffe67b721b1b7ad47fad1dcf3e

Analysis

max time kernel
111s
max time network
97s
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 23:13

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General

Target

e2d8a3a6a7e66bbbff1fe5e6b97e25aaad47ebffe67b721b1b7ad47fad1dcf3e.dll
Size

608KB
MD5

79d1ca4d7b5cd923fffb1958669c2991
SHA1

868ab362c5c5281bd2ec3f67b8c0d04d8863319b
SHA256

e2d8a3a6a7e66bbbff1fe5e6b97e25aaad47ebffe67b721b1b7ad47fad1dcf3e
SHA512

6ccb1ec21d608c1014462c3131edc4a5f7388517ff0c797c7343c6daa93263adfaa5688d815fc85b61d7ac85269516a39521a20e96e3cc54326d9d1e33e4a968
SSDEEP

12288:WZGQdqOGKWJqydLqQSeCqsVK8kPRGO35N9mV2zXc64:WZ0ZWjeCVVK8kP9N9oSy

Score

10^/10

dridex 10444 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10444

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

18 540 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
18	540	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 1700 wrote to memory of 540	1700	rundll32.exe	rundll32.exe
PID 1700 wrote to memory of 540	1700	rundll32.exe	rundll32.exe
PID 1700 wrote to memory of 540	1700	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e2d8a3a6a7e66bbbff1fe5e6b97e25aaad47ebffe67b721b1b7ad47fad1dcf3e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1700
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e2d8a3a6a7e66bbbff1fe5e6b97e25aaad47ebffe67b721b1b7ad47fad1dcf3e.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:540

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

Replay Monitor

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Downloads

memory/540-0-0x0000000000400000-0x0000000000534000-memory.dmp

Filesize
1.2MB

Download
memory/540-4-0x0000000000400000-0x0000000000534000-memory.dmp

Filesize
1.2MB

Download
memory/540-3-0x0000000000494000-0x000000000049A000-memory.dmp

Filesize
24KB

Download
memory/540-5-0x0000000000400000-0x0000000000534000-memory.dmp

Filesize
1.2MB

Download