dridex | 73bb3022992da1cdaea3b45fd7de67da12bcd95e7078a8eeb2c2feb8f3516020

Analysis

max time kernel
140s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03-01-2025 19:11

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General

Target

JaffaCakes118_6ee7398aa127b00ec1c4c99fa4b938ca.dll
Size

608KB
MD5

6ee7398aa127b00ec1c4c99fa4b938ca
SHA1

be7a1fcf25903d8fcc2708fd0f53eee8cd07ce37
SHA256

73bb3022992da1cdaea3b45fd7de67da12bcd95e7078a8eeb2c2feb8f3516020
SHA512

daae02df6ffb6655ffe2d7399c67f901b02648791179699e9712d847703d2f0dcf86ca42eba430d247ecae2b8b366d9d64fa8f5e6f0b5f1135da4e11a6510a72
SSDEEP

12288:GZGQdqOGIHJqydLqQSeCqsVK8kPRGO35N9mVPzXc6O:GZ0SWjeCVVK8kP9N9oL8

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 2 IoCs

flow	pid	Process
3	784	rundll32.exe
7	784	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 7 IoCs

description	pid	Process	procid_target
PID 1924 wrote to memory of 784	1924	rundll32.exe	30
PID 1924 wrote to memory of 784	1924	rundll32.exe	30
PID 1924 wrote to memory of 784	1924	rundll32.exe	30
PID 1924 wrote to memory of 784	1924	rundll32.exe	30
PID 1924 wrote to memory of 784	1924	rundll32.exe	30
PID 1924 wrote to memory of 784	1924	rundll32.exe	30
PID 1924 wrote to memory of 784	1924	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6ee7398aa127b00ec1c4c99fa4b938ca.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1924
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6ee7398aa127b00ec1c4c99fa4b938ca.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:784

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/784-0-0x0000000000390000-0x00000000004C4000-memory.dmp

Filesize
1.2MB

Download
memory/784-3-0x0000000000390000-0x00000000004C4000-memory.dmp

Filesize
1.2MB

Download
memory/784-6-0x0000000000390000-0x00000000004C4000-memory.dmp

Filesize
1.2MB

Download
memory/784-5-0x0000000000424000-0x000000000042A000-memory.dmp

Filesize
24KB

Download
memory/784-2-0x0000000000390000-0x00000000004C4000-memory.dmp

Filesize
1.2MB

Download
memory/784-7-0x0000000000390000-0x00000000004C4000-memory.dmp

Filesize
1.2MB

Download
memory/784-12-0x0000000000390000-0x00000000004C4000-memory.dmp

Filesize
1.2MB

Download