dridex | ef65a6997df2e5cadeb306c8c1e4131dcf595a65c24be854daedd7de9e89e1ec

Analysis

max time kernel
93s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2024, 04:34

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General

Target

JaffaCakes118_ef65a6997df2e5cadeb306c8c1e4131dcf595a65c24be854daedd7de9e89e1ec.dll
Size

188KB
MD5

63393721b3e2639300c5189f6d33af4e
SHA1

61cc7486518c5649153acc7eef2ddd2868c27947
SHA256

ef65a6997df2e5cadeb306c8c1e4131dcf595a65c24be854daedd7de9e89e1ec
SHA512

2af550813de7c0533c3a9f144c63fe5a11059f0d573d580b269f3ae013f4615dcb55bf39fc2bc38afb56da899ec86dd749742122cc101fda0741e0a53a397a32
SSDEEP

3072:nteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzA9qM:/q7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/3264-0-0x0000000074EC0000-0x0000000074EF0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4064	3264	WerFault.exe	82

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 3672 wrote to memory of 3264	3672	rundll32.exe	82
PID 3672 wrote to memory of 3264	3672	rundll32.exe	82
PID 3672 wrote to memory of 3264	3672	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ef65a6997df2e5cadeb306c8c1e4131dcf595a65c24be854daedd7de9e89e1ec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3672
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ef65a6997df2e5cadeb306c8c1e4131dcf595a65c24be854daedd7de9e89e1ec.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3264
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3264 -s 692
    3⤵
    - Program crash
    PID:4064

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3264 -ip 3264
1⤵
PID:1864

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/3264-0-0x0000000074EC0000-0x0000000074EF0000-memory.dmp

Filesize
192KB

Download
memory/3264-2-0x0000000000C70000-0x0000000000C76000-memory.dmp

Filesize
24KB

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