dridex | 730c828614ba2c60eb86f018a2cc187f8b0e70e1c087f0ff5eb9142cae6e6908

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
13-10-2024 15:06

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General

Target

408a2c462edc2bdad0fb8b7fad049ee5_JaffaCakes118.dll
Size

184KB
MD5

408a2c462edc2bdad0fb8b7fad049ee5
SHA1

ca47503988173ba9fd735f1b49f707b53a31293a
SHA256

730c828614ba2c60eb86f018a2cc187f8b0e70e1c087f0ff5eb9142cae6e6908
SHA512

c118e384eec7481f956fdc79c524167575f9324d42cf1041d286d36fb77248be01e850c0cca1f603c61b238a35a2a66e5e2fa151fa5c28b606349343a834bd6e
SSDEEP

3072:wzDerE1w54VTyVVv3ml4Y6zFyrf+5wd9rfdugJfzbgFRdp7P:wzDerE2YTyVVv3ClLrJY

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

137.74.112.43:443

216.108.227.55:6225

94.177.176.51:5723

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/2680-1-0x0000000074810000-0x0000000074840000-memory.dmp	dridex_ldr
behavioral1/memory/2680-2-0x0000000074810000-0x0000000074840000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2988 2680 WerFault.exe rundll32.exe
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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe

pid	pid_target	process	target process
2988	2680	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2324 wrote to memory of 2680	2324	rundll32.exe	rundll32.exe
PID 2324 wrote to memory of 2680	2324	rundll32.exe	rundll32.exe
PID 2324 wrote to memory of 2680	2324	rundll32.exe	rundll32.exe
PID 2324 wrote to memory of 2680	2324	rundll32.exe	rundll32.exe
PID 2324 wrote to memory of 2680	2324	rundll32.exe	rundll32.exe
PID 2324 wrote to memory of 2680	2324	rundll32.exe	rundll32.exe
PID 2324 wrote to memory of 2680	2324	rundll32.exe	rundll32.exe
PID 2680 wrote to memory of 2988	2680	rundll32.exe	WerFault.exe
PID 2680 wrote to memory of 2988	2680	rundll32.exe	WerFault.exe
PID 2680 wrote to memory of 2988	2680	rundll32.exe	WerFault.exe
PID 2680 wrote to memory of 2988	2680	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\408a2c462edc2bdad0fb8b7fad049ee5_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\408a2c462edc2bdad0fb8b7fad049ee5_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2680
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2680 -s 220
    3⤵
    - Program crash
    PID:2988

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

Replay Monitor

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Downloads

memory/2680-0-0x0000000000590000-0x0000000000596000-memory.dmp

Filesize
24KB

Download
memory/2680-1-0x0000000074810000-0x0000000074840000-memory.dmp

Filesize
192KB

Download
memory/2680-3-0x0000000000590000-0x0000000000596000-memory.dmp

Filesize
24KB

Download
memory/2680-2-0x0000000074810000-0x0000000074840000-memory.dmp

Filesize
192KB

Download