dridex | a836fb0b9eeee2f29cc4fbce3abc7464ef637d8dc1624d5add3b150ce0a3b2b8

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05-01-2025 11:13

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General

Target

JaffaCakes118_a0235008d5cf37b7c8ae390c241b4009.dll
Size

608KB
MD5

a0235008d5cf37b7c8ae390c241b4009
SHA1

7fb75816a4716265aac4c038ff7bb18ff290f458
SHA256

a836fb0b9eeee2f29cc4fbce3abc7464ef637d8dc1624d5add3b150ce0a3b2b8
SHA512

b6c26ede99e11b897d72487e303bdbd300fee1500b59bafb124345271607e9d9c3180d4bda1afe972d7a3ea47e04c1cd93dcc3e441259f09ea3367bbcad86003
SSDEEP

12288:zZGQdqOGoqJqydLqQSeCqsVK8kPRGO35N9mVSzXc6Z:zZ0DWjeCVVK8kP9N9oW3

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

flow	pid	Process
17	4960	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

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

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 4988 wrote to memory of 4960	4988	rundll32.exe	83
PID 4988 wrote to memory of 4960	4988	rundll32.exe	83
PID 4988 wrote to memory of 4960	4988	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a0235008d5cf37b7c8ae390c241b4009.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4988
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a0235008d5cf37b7c8ae390c241b4009.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4960

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/4960-4-0x0000000000400000-0x0000000000534000-memory.dmp

Filesize
1.2MB

Download
memory/4960-3-0x0000000000494000-0x000000000049A000-memory.dmp

Filesize
24KB

Download
memory/4960-0-0x0000000000400000-0x0000000000534000-memory.dmp

Filesize
1.2MB

Download
memory/4960-5-0x0000000000400000-0x0000000000534000-memory.dmp

Filesize
1.2MB

Download
memory/4960-8-0x0000000000400000-0x0000000000534000-memory.dmp

Filesize
1.2MB

Download