dridex | d1f7668bdc7b5413c6332dab66017185566d8ff001309d7c3e476bf82102d7e0

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 22:03

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General

Target

JaffaCakes118_d1f7668bdc7b5413c6332dab66017185566d8ff001309d7c3e476bf82102d7e0.dll
Size

188KB
MD5

8def727f149d13fb82f0e699f43573de
SHA1

5a0470df17dec01a50a9af74f7118ed325831868
SHA256

d1f7668bdc7b5413c6332dab66017185566d8ff001309d7c3e476bf82102d7e0
SHA512

23fe7043a45071077bbb6d447be13d46839ec72e1d3bc4b7416e54581ede4b8399e6336f6c31b4d4239594203955dfbaa397392b941d126325986f90e551f3e3
SSDEEP

3072:+A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoYo:+zIqATVfQeV2FZalKq6jtGJWuTmd

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1940-1-0x0000000074BA0000-0x0000000074BD0000-memory.dmp	dridex_ldr
behavioral1/memory/1940-2-0x0000000074BA0000-0x0000000074BD0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2764	1940	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 2436 wrote to memory of 1940	2436	rundll32.exe	31
PID 2436 wrote to memory of 1940	2436	rundll32.exe	31
PID 2436 wrote to memory of 1940	2436	rundll32.exe	31
PID 2436 wrote to memory of 1940	2436	rundll32.exe	31
PID 2436 wrote to memory of 1940	2436	rundll32.exe	31
PID 2436 wrote to memory of 1940	2436	rundll32.exe	31
PID 2436 wrote to memory of 1940	2436	rundll32.exe	31
PID 1940 wrote to memory of 2764	1940	rundll32.exe	32
PID 1940 wrote to memory of 2764	1940	rundll32.exe	32
PID 1940 wrote to memory of 2764	1940	rundll32.exe	32
PID 1940 wrote to memory of 2764	1940	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d1f7668bdc7b5413c6332dab66017185566d8ff001309d7c3e476bf82102d7e0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2436
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d1f7668bdc7b5413c6332dab66017185566d8ff001309d7c3e476bf82102d7e0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1940
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1940 -s 300
    3⤵
    - Program crash
    PID:2764

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/1940-0-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/1940-1-0x0000000074BA0000-0x0000000074BD0000-memory.dmp

Filesize
192KB

Download
memory/1940-3-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/1940-2-0x0000000074BA0000-0x0000000074BD0000-memory.dmp

Filesize
192KB

Download