dridex | 9e857f5229f111733261382393edaa606230efdbcede6f58f74e95bb192663f4

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 06:30

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General

Target

JaffaCakes118_9e857f5229f111733261382393edaa606230efdbcede6f58f74e95bb192663f4.dll
Size

171KB
MD5

fa6e62568e2d67859dac3cb449be2493
SHA1

f5eef529bfbcedb4ff552fe2638bc3ae8d072660
SHA256

9e857f5229f111733261382393edaa606230efdbcede6f58f74e95bb192663f4
SHA512

363c5397d8ecc0da1f315d8264374547c79878edb326e40fd86a093c8c261f46367877457e6f800c2a4853a2d1b303a6371a2c85b7325aaa6239919f4f3e375e
SSDEEP

3072:ui49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:uH9RVaPEmsdHdbQUbd2H3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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/2528-1-0x00000000748D0000-0x0000000074900000-memory.dmp	dridex_ldr
behavioral1/memory/2528-2-0x00000000748D0000-0x0000000074900000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2464	2528	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 1712 wrote to memory of 2528	1712	rundll32.exe	30
PID 1712 wrote to memory of 2528	1712	rundll32.exe	30
PID 1712 wrote to memory of 2528	1712	rundll32.exe	30
PID 1712 wrote to memory of 2528	1712	rundll32.exe	30
PID 1712 wrote to memory of 2528	1712	rundll32.exe	30
PID 1712 wrote to memory of 2528	1712	rundll32.exe	30
PID 1712 wrote to memory of 2528	1712	rundll32.exe	30
PID 2528 wrote to memory of 2464	2528	rundll32.exe	32
PID 2528 wrote to memory of 2464	2528	rundll32.exe	32
PID 2528 wrote to memory of 2464	2528	rundll32.exe	32
PID 2528 wrote to memory of 2464	2528	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9e857f5229f111733261382393edaa606230efdbcede6f58f74e95bb192663f4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1712
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9e857f5229f111733261382393edaa606230efdbcede6f58f74e95bb192663f4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2528
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2528 -s 256
    3⤵
    - Program crash
    PID:2464

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/2528-0-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/2528-1-0x00000000748D0000-0x0000000074900000-memory.dmp

Filesize
192KB

Download
memory/2528-3-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/2528-2-0x00000000748D0000-0x0000000074900000-memory.dmp

Filesize
192KB

Download