dridex | 4701775f386e47f1b3a0a5c2c1ef75ce745324c14ecec767007dee620d3e19f3

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 18:52

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General

Target

JaffaCakes118_4701775f386e47f1b3a0a5c2c1ef75ce745324c14ecec767007dee620d3e19f3.dll
Size

184KB
MD5

751d420b0db22af9eecc941446cac3a9
SHA1

738b7705d743915bd49e9b997727a904c1e0c645
SHA256

4701775f386e47f1b3a0a5c2c1ef75ce745324c14ecec767007dee620d3e19f3
SHA512

e531d7039c61cce32a4cd17d4fcd6b3d629871672418af789a0e12883a4dbb2cedf7da13d911896a58ead41b450004895e33ec6b034505c0714b02431993b806
SSDEEP

3072:+iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao8lzoxss7:+iLVCIT4WK2z1W+CUHZj4Skq/eaoCoC

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
behavioral1/memory/2752-1-0x0000000075310000-0x000000007533F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2640	2752	WerFault.exe	31

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 2700 wrote to memory of 2752	2700	rundll32.exe	31
PID 2700 wrote to memory of 2752	2700	rundll32.exe	31
PID 2700 wrote to memory of 2752	2700	rundll32.exe	31
PID 2700 wrote to memory of 2752	2700	rundll32.exe	31
PID 2700 wrote to memory of 2752	2700	rundll32.exe	31
PID 2700 wrote to memory of 2752	2700	rundll32.exe	31
PID 2700 wrote to memory of 2752	2700	rundll32.exe	31
PID 2752 wrote to memory of 2640	2752	rundll32.exe	32
PID 2752 wrote to memory of 2640	2752	rundll32.exe	32
PID 2752 wrote to memory of 2640	2752	rundll32.exe	32
PID 2752 wrote to memory of 2640	2752	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4701775f386e47f1b3a0a5c2c1ef75ce745324c14ecec767007dee620d3e19f3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2700
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4701775f386e47f1b3a0a5c2c1ef75ce745324c14ecec767007dee620d3e19f3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2752
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2752 -s 220
    3⤵
    - Program crash
    PID:2640

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/2752-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2752-1-0x0000000075310000-0x000000007533F000-memory.dmp

Filesize
188KB

Download
memory/2752-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download