dridex | d4c51014ee137e76c8d6bcd5e51eaf27970456ed672475e66ca04e75c5227aa3

Analysis

max time kernel
94s
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
22-12-2024 12:31

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General

Target

JaffaCakes118_d4c51014ee137e76c8d6bcd5e51eaf27970456ed672475e66ca04e75c5227aa3.dll
Size

184KB
MD5

a63cc17f33360450d49ff3ba3c9cbcfd
SHA1

13f5945d2bc10b8848fb446b365b81d6c9a0caea
SHA256

d4c51014ee137e76c8d6bcd5e51eaf27970456ed672475e66ca04e75c5227aa3
SHA512

8517b5a34755bfd41cdeee0d03cb85308bfe6297003a4ea209fa52ee68c0d477980c15cd22d0f8d6d00462fa49c3c9df0420c0c5b522cccd53623a69fdc42b90
SSDEEP

3072:iiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoTlzoxss7:iiLVCIT4WK2z1W+CUHZj4Skq/eaoJoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/2040-0-0x0000000074EC0000-0x0000000074EEF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4928	2040	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 4556 wrote to memory of 2040	4556	rundll32.exe	82
PID 4556 wrote to memory of 2040	4556	rundll32.exe	82
PID 4556 wrote to memory of 2040	4556	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d4c51014ee137e76c8d6bcd5e51eaf27970456ed672475e66ca04e75c5227aa3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4556
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d4c51014ee137e76c8d6bcd5e51eaf27970456ed672475e66ca04e75c5227aa3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2040
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2040 -s 616
    3⤵
    - Program crash
    PID:4928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2040 -ip 2040
1⤵
PID:2204

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/2040-2-0x0000000001240000-0x0000000001246000-memory.dmp

Filesize
24KB

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memory/2040-0-0x0000000074EC0000-0x0000000074EEF000-memory.dmp

Filesize
188KB

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