dridex | 0fb33608b7676a3cda646f70863f74b52f2d3dd338664ef55dec9e4dc87292cf

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:02

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General

Target

JaffaCakes118_0fb33608b7676a3cda646f70863f74b52f2d3dd338664ef55dec9e4dc87292cf.dll
Size

188KB
MD5

4278bfd811ade0554b65cb84919ad33c
SHA1

837c8f7b618198393f08c9aefa0f52bfd583c667
SHA256

0fb33608b7676a3cda646f70863f74b52f2d3dd338664ef55dec9e4dc87292cf
SHA512

d9844bde7677be160ad2da2d3658bb0a95658a1772b8cd2cc00da375a65013cdd5765d2755e5bff7f3d0a3798301a41c59e31fa0f3f26720214ab810d2234741
SSDEEP

3072:DA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoCo:DzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/2280-1-0x0000000074700000-0x0000000074730000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2332	2280	WerFault.exe	28

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 1044 wrote to memory of 2280	1044	rundll32.exe	28
PID 1044 wrote to memory of 2280	1044	rundll32.exe	28
PID 1044 wrote to memory of 2280	1044	rundll32.exe	28
PID 1044 wrote to memory of 2280	1044	rundll32.exe	28
PID 1044 wrote to memory of 2280	1044	rundll32.exe	28
PID 1044 wrote to memory of 2280	1044	rundll32.exe	28
PID 1044 wrote to memory of 2280	1044	rundll32.exe	28
PID 2280 wrote to memory of 2332	2280	rundll32.exe	29
PID 2280 wrote to memory of 2332	2280	rundll32.exe	29
PID 2280 wrote to memory of 2332	2280	rundll32.exe	29
PID 2280 wrote to memory of 2332	2280	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0fb33608b7676a3cda646f70863f74b52f2d3dd338664ef55dec9e4dc87292cf.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1044
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0fb33608b7676a3cda646f70863f74b52f2d3dd338664ef55dec9e4dc87292cf.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2280
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 300
    3⤵
    - Program crash
    PID:2332

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/2280-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2280-1-0x0000000074700000-0x0000000074730000-memory.dmp

Filesize
192KB

Download
memory/2280-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download