dridex | 331d55def39d58b50770bb647db0b98ae3d049a11626c7a76e0008ad84fba620

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-01-2025 02:14

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General

Target

JaffaCakes118_b8b4376c19a5cb6a2fe069441249bcf8.dll
Size

608KB
MD5

b8b4376c19a5cb6a2fe069441249bcf8
SHA1

5b7cbfb91c54484f7af73dd26c16501545086935
SHA256

331d55def39d58b50770bb647db0b98ae3d049a11626c7a76e0008ad84fba620
SHA512

0ecaa1375328cefe3f7b90d903005227cb67ad7a0a41959c5f55f1d5149caf9ad62efe59ea50b8310d342caa251e5e44fdca0196e9988213c949bf4d8e093bcc
SSDEEP

12288:MZGQdqOGOqJqydLqQSeCqsVK8kPRGO35N9mVqzXc6:MZ09WjeCVVK8kP9N9o+

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
15	3036	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 1068 wrote to memory of 3036	1068	rundll32.exe	82
PID 1068 wrote to memory of 3036	1068	rundll32.exe	82
PID 1068 wrote to memory of 3036	1068	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b8b4376c19a5cb6a2fe069441249bcf8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1068
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b8b4376c19a5cb6a2fe069441249bcf8.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:3036

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/3036-1-0x0000000002140000-0x0000000002274000-memory.dmp

Filesize
1.2MB

Download
memory/3036-2-0x0000000002140000-0x0000000002274000-memory.dmp

Filesize
1.2MB

Download
memory/3036-6-0x0000000002140000-0x0000000002274000-memory.dmp

Filesize
1.2MB

Download
memory/3036-5-0x00000000021D4000-0x00000000021DA000-memory.dmp

Filesize
24KB

Download
memory/3036-7-0x0000000002140000-0x0000000002274000-memory.dmp

Filesize
1.2MB

Download
memory/3036-8-0x0000000002140000-0x0000000002274000-memory.dmp

Filesize
1.2MB

Download