dridex | 4bb9b7dfffed95233c32db8a13b918f4bea6aef1aca9e282ecc87c332b14a024

Analysis

max time kernel
94s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-12-2024 19:11

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General

Target

JaffaCakes118_4bb9b7dfffed95233c32db8a13b918f4bea6aef1aca9e282ecc87c332b14a024.dll
Size

184KB
MD5

4df6b7c132605f86905c616072bbc9eb
SHA1

5e728b1c565f17e8382150792267b6000fbc9269
SHA256

4bb9b7dfffed95233c32db8a13b918f4bea6aef1aca9e282ecc87c332b14a024
SHA512

e615198241a01c646ba91999a47309b1d53efd5af48a9e734c2af5baf37ec63f68a7c1a1b1a85edc5165789add1f381a50e0eca56bc1502616bdb06f8b5d146d
SSDEEP

3072:CiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao3lzoxss7:CiLVCIT4WK2z1W+CUHZj4Skq/eaoFoC

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/2524-0-0x0000000075610000-0x000000007563F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1644	2524	WerFault.exe	83

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 1388 wrote to memory of 2524	1388	rundll32.exe	83
PID 1388 wrote to memory of 2524	1388	rundll32.exe	83
PID 1388 wrote to memory of 2524	1388	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4bb9b7dfffed95233c32db8a13b918f4bea6aef1aca9e282ecc87c332b14a024.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1388
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4bb9b7dfffed95233c32db8a13b918f4bea6aef1aca9e282ecc87c332b14a024.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2524
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2524 -s 616
    3⤵
    - Program crash
    PID:1644

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2524 -ip 2524
1⤵
PID:988

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/2524-0-0x0000000075610000-0x000000007563F000-memory.dmp

Filesize
188KB

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memory/2524-2-0x00000000009B0000-0x00000000009B6000-memory.dmp

Filesize
24KB

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