dridex | 87b662dfb948c3463937f2545934e339e4cf141ec2235333d44b10e59bc3c76e

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
11-01-2025 03:34

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General

Target

JaffaCakes118_f5dd5692019cb3f355aa7fe87570971c.dll
Size

608KB
MD5

f5dd5692019cb3f355aa7fe87570971c
SHA1

4fc7549b50d8fd002599d1ad252bf7c2b0bc4dc6
SHA256

87b662dfb948c3463937f2545934e339e4cf141ec2235333d44b10e59bc3c76e
SHA512

c9eaffbc0a01d11bf83cd633ad48457794d2d528e6e67b475e9b6852f48ad16665953901b14a8edb22c4d4b14dee2686f5f42a372a6d93433d2e69f53f3066aa
SSDEEP

12288:6ZGQdqOGhjJqydLqQSeCqsVK8kPRGO35N9mVPzXc6:6Z0VWjeCVVK8kP9N9oL

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	2820	rundll32.exe
5	2820	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 2776 wrote to memory of 2820	2776	rundll32.exe	30
PID 2776 wrote to memory of 2820	2776	rundll32.exe	30
PID 2776 wrote to memory of 2820	2776	rundll32.exe	30
PID 2776 wrote to memory of 2820	2776	rundll32.exe	30
PID 2776 wrote to memory of 2820	2776	rundll32.exe	30
PID 2776 wrote to memory of 2820	2776	rundll32.exe	30
PID 2776 wrote to memory of 2820	2776	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f5dd5692019cb3f355aa7fe87570971c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2776
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f5dd5692019cb3f355aa7fe87570971c.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2820

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/2820-0-0x0000000000280000-0x00000000003B4000-memory.dmp

Filesize
1.2MB

Download
memory/2820-2-0x0000000000280000-0x00000000003B4000-memory.dmp

Filesize
1.2MB

Download
memory/2820-5-0x0000000000314000-0x000000000031A000-memory.dmp

Filesize
24KB

Download
memory/2820-6-0x0000000000280000-0x00000000003B4000-memory.dmp

Filesize
1.2MB

Download
memory/2820-3-0x0000000000280000-0x00000000003B4000-memory.dmp

Filesize
1.2MB

Download
memory/2820-7-0x0000000000280000-0x00000000003B4000-memory.dmp

Filesize
1.2MB

Download
memory/2820-12-0x0000000000280000-0x00000000003B4000-memory.dmp

Filesize
1.2MB

Download