dridex | 5632b21fb6e4f8f0795f8c60ed6cb9228d1120d801d846590448e8b8669f1e3b

Analysis

max time kernel
65s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:13

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General

Target

JaffaCakes118_5632b21fb6e4f8f0795f8c60ed6cb9228d1120d801d846590448e8b8669f1e3b.dll
Size

188KB
MD5

b2bca274a651ea94f445ae40cb853a60
SHA1

2c10bf649e9f05dbba7c463eaa4b0c6969266af6
SHA256

5632b21fb6e4f8f0795f8c60ed6cb9228d1120d801d846590448e8b8669f1e3b
SHA512

32a565b28ee361cbc8e5e99e1f5937ef140f17068682c83d17e5ee77eb15860bd7c235fc066fc79ac201b7f61b64c09359d13ce7a551c9f49802b10068f24b74
SSDEEP

3072:7A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoro:7zIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2804-1-0x0000000074560000-0x0000000074590000-memory.dmp	dridex_ldr
behavioral1/memory/2804-2-0x0000000074560000-0x0000000074590000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2944	2804	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 2772 wrote to memory of 2804	2772	rundll32.exe	30
PID 2772 wrote to memory of 2804	2772	rundll32.exe	30
PID 2772 wrote to memory of 2804	2772	rundll32.exe	30
PID 2772 wrote to memory of 2804	2772	rundll32.exe	30
PID 2772 wrote to memory of 2804	2772	rundll32.exe	30
PID 2772 wrote to memory of 2804	2772	rundll32.exe	30
PID 2772 wrote to memory of 2804	2772	rundll32.exe	30
PID 2804 wrote to memory of 2944	2804	rundll32.exe	31
PID 2804 wrote to memory of 2944	2804	rundll32.exe	31
PID 2804 wrote to memory of 2944	2804	rundll32.exe	31
PID 2804 wrote to memory of 2944	2804	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5632b21fb6e4f8f0795f8c60ed6cb9228d1120d801d846590448e8b8669f1e3b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2772
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5632b21fb6e4f8f0795f8c60ed6cb9228d1120d801d846590448e8b8669f1e3b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2804
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2804 -s 308
    3⤵
    - Program crash
    PID:2944

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/2804-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2804-1-0x0000000074560000-0x0000000074590000-memory.dmp

Filesize
192KB

Download
memory/2804-3-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2804-2-0x0000000074560000-0x0000000074590000-memory.dmp

Filesize
192KB

Download