dridex | d9697f7b46550580f82245276416508201cf5c548ba492edea7df9ae30530858

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 02:34

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General

Target

JaffaCakes118_d9697f7b46550580f82245276416508201cf5c548ba492edea7df9ae30530858.dll
Size

188KB
MD5

7fcf3008f32fbfa4d98131cd2c80cf6b
SHA1

05dea7b1a3eba0cea7b4705a01a54c49aa49c3d1
SHA256

d9697f7b46550580f82245276416508201cf5c548ba492edea7df9ae30530858
SHA512

89b01ea315f0400755c38dd6a4c5c39f46f426782951828525a3482e1a82984308964227e3da9d685549cb594621ddd344654370805f50cfe37f03aab91f4506
SSDEEP

3072:EA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo5o:EzIqATVfQeV2FZalKq6jtGJWuTmd

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/1864-1-0x0000000074B10000-0x0000000074B40000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1836	1864	WerFault.exe	30

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 2336 wrote to memory of 1864	2336	rundll32.exe	30
PID 2336 wrote to memory of 1864	2336	rundll32.exe	30
PID 2336 wrote to memory of 1864	2336	rundll32.exe	30
PID 2336 wrote to memory of 1864	2336	rundll32.exe	30
PID 2336 wrote to memory of 1864	2336	rundll32.exe	30
PID 2336 wrote to memory of 1864	2336	rundll32.exe	30
PID 2336 wrote to memory of 1864	2336	rundll32.exe	30
PID 1864 wrote to memory of 1836	1864	rundll32.exe	32
PID 1864 wrote to memory of 1836	1864	rundll32.exe	32
PID 1864 wrote to memory of 1836	1864	rundll32.exe	32
PID 1864 wrote to memory of 1836	1864	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d9697f7b46550580f82245276416508201cf5c548ba492edea7df9ae30530858.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d9697f7b46550580f82245276416508201cf5c548ba492edea7df9ae30530858.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1864
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1864 -s 300
    3⤵
    - Program crash
    PID:1836

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/1864-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/1864-1-0x0000000074B10000-0x0000000074B40000-memory.dmp

Filesize
192KB

Download
memory/1864-3-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

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