dridex | 895368b76a379c5d693e15cfebe9209b08d3d3263f0fc314600ce59cb7ce0fc8

Analysis

max time kernel
31s
max time network
16s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
06/10/2024, 18:46

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General

Target

895368b76a379c5d693e15cfebe9209b08d3d3263f0fc314600ce59cb7ce0fc8N.dll
Size

184KB
MD5

4f314b178d388097afa2e16cb0694340
SHA1

1123ca789b240262668ec01b8055bb46504d815a
SHA256

895368b76a379c5d693e15cfebe9209b08d3d3263f0fc314600ce59cb7ce0fc8
SHA512

5e81b01095e20ad437142dc00ea7fea5cf3a5ea1ba34dc28fb5ae1cb49374ee703539779123e23190484885e531b893a003622112ffb5b9aa560bbc4345359a0
SSDEEP

3072:5gkQz1PuOprc+kq6VNOe3qbarVEpZlcbBacS9nOdgrdA4l:gPFkq6zOe5ilSanOQd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2468-1-0x0000000074790000-0x00000000747C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2808	2468	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 2312 wrote to memory of 2468	2312	rundll32.exe	30
PID 2312 wrote to memory of 2468	2312	rundll32.exe	30
PID 2312 wrote to memory of 2468	2312	rundll32.exe	30
PID 2312 wrote to memory of 2468	2312	rundll32.exe	30
PID 2312 wrote to memory of 2468	2312	rundll32.exe	30
PID 2312 wrote to memory of 2468	2312	rundll32.exe	30
PID 2312 wrote to memory of 2468	2312	rundll32.exe	30
PID 2468 wrote to memory of 2808	2468	rundll32.exe	31
PID 2468 wrote to memory of 2808	2468	rundll32.exe	31
PID 2468 wrote to memory of 2808	2468	rundll32.exe	31
PID 2468 wrote to memory of 2808	2468	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\895368b76a379c5d693e15cfebe9209b08d3d3263f0fc314600ce59cb7ce0fc8N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2312
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\895368b76a379c5d693e15cfebe9209b08d3d3263f0fc314600ce59cb7ce0fc8N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2468
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2468 -s 220
    3⤵
    - Program crash
    PID:2808

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/2468-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2468-1-0x0000000074790000-0x00000000747C0000-memory.dmp

Filesize
192KB

Download
memory/2468-4-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download