dridex | 3e91721b701576dc79ded425969388bd11442141f4c96e5c912f8c95e8618516

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2024, 11:31

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General

Target

JaffaCakes118_3e91721b701576dc79ded425969388bd11442141f4c96e5c912f8c95e8618516.dll
Size

184KB
MD5

9c5e49330db7f25adada27f31ae0c328
SHA1

f7a961ab461809caa791d94f873ea45e51a97f87
SHA256

3e91721b701576dc79ded425969388bd11442141f4c96e5c912f8c95e8618516
SHA512

5014fd06f46e6d888b322b208c1bc34583b099db86db94cbb3606bf128d273f92e51b4442abef4475f5802fb032751947e1ba2cb69d54a2616d5c225847005f4
SSDEEP

3072:RiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoAlzoxss7:RiLVCIT4WK2z1W+CUHZj4Skq/eao+oC

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/3584-1-0x0000000074A70000-0x0000000074A9F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5052	3584	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 2620 wrote to memory of 3584	2620	rundll32.exe	83
PID 2620 wrote to memory of 3584	2620	rundll32.exe	83
PID 2620 wrote to memory of 3584	2620	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3e91721b701576dc79ded425969388bd11442141f4c96e5c912f8c95e8618516.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2620
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3e91721b701576dc79ded425969388bd11442141f4c96e5c912f8c95e8618516.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3584
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 624
    3⤵
    - Program crash
    PID:5052

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3584 -ip 3584
1⤵
PID:1408

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/3584-0-0x0000000000F90000-0x0000000000F96000-memory.dmp

Filesize
24KB

Download
memory/3584-1-0x0000000074A70000-0x0000000074A9F000-memory.dmp

Filesize
188KB

Download
memory/3584-3-0x0000000000F90000-0x0000000000F96000-memory.dmp

Filesize
24KB

Download