dridex | 4f6e4303bd85f90c0c32852bbf4eb35661b7c1b023cb039bd813ee11d1eba04b

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:17

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General

Target

JaffaCakes118_4f6e4303bd85f90c0c32852bbf4eb35661b7c1b023cb039bd813ee11d1eba04b.dll
Size

188KB
MD5

49f9333264e0d79b5143b2c89789dd23
SHA1

538bf24c6cc231a3ab46fe8e7905386654b0e2fe
SHA256

4f6e4303bd85f90c0c32852bbf4eb35661b7c1b023cb039bd813ee11d1eba04b
SHA512

75a61d8a4a64b10f29b55357a56b53b997980dd4fb74b986a8fa06869d048ff4886322f6eab7a149a43f58aee13f215b8edb06ba4ab2f8e2739590a169e052b8
SSDEEP

3072:yteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzt9qM:6q7fYIHBZkTB6DWruUCOwjt

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
behavioral1/memory/2680-1-0x00000000744E0000-0x0000000074510000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2808	2680	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 2716 wrote to memory of 2680	2716	rundll32.exe	30
PID 2716 wrote to memory of 2680	2716	rundll32.exe	30
PID 2716 wrote to memory of 2680	2716	rundll32.exe	30
PID 2716 wrote to memory of 2680	2716	rundll32.exe	30
PID 2716 wrote to memory of 2680	2716	rundll32.exe	30
PID 2716 wrote to memory of 2680	2716	rundll32.exe	30
PID 2716 wrote to memory of 2680	2716	rundll32.exe	30
PID 2680 wrote to memory of 2808	2680	rundll32.exe	31
PID 2680 wrote to memory of 2808	2680	rundll32.exe	31
PID 2680 wrote to memory of 2808	2680	rundll32.exe	31
PID 2680 wrote to memory of 2808	2680	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f6e4303bd85f90c0c32852bbf4eb35661b7c1b023cb039bd813ee11d1eba04b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2716
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f6e4303bd85f90c0c32852bbf4eb35661b7c1b023cb039bd813ee11d1eba04b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2680
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2680 -s 300
    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

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Downloads

memory/2680-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2680-1-0x00000000744E0000-0x0000000074510000-memory.dmp

Filesize
192KB

Download
memory/2680-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download