dridex | 517cdbc378b8f434e992a59f2c28a8afb34dc4fab3e0d6b96e457c10ff5c4f6c

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
23/12/2024, 20:46

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General

Target

JaffaCakes118_517cdbc378b8f434e992a59f2c28a8afb34dc4fab3e0d6b96e457c10ff5c4f6c.dll
Size

188KB
MD5

a612796c1e8910b1f4fcb746fc740472
SHA1

978189dd3719128a9ee0707195025c5612df2ce3
SHA256

517cdbc378b8f434e992a59f2c28a8afb34dc4fab3e0d6b96e457c10ff5c4f6c
SHA512

c97e811823c07cbc9c7335760a55bbffecb033ccd810d3a9d65f30f93ed435a03f6c61ead34c46419ea930458d0ce33f45425726974419bd191211bb1a81ca3e
SSDEEP

3072:TA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAono:TzIqATVfQeV2FZalKq6jtGJWuTmd

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/1720-1-0x00000000750C0000-0x00000000750F0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
348	1720	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 1236 wrote to memory of 1720	1236	rundll32.exe	30
PID 1236 wrote to memory of 1720	1236	rundll32.exe	30
PID 1236 wrote to memory of 1720	1236	rundll32.exe	30
PID 1236 wrote to memory of 1720	1236	rundll32.exe	30
PID 1236 wrote to memory of 1720	1236	rundll32.exe	30
PID 1236 wrote to memory of 1720	1236	rundll32.exe	30
PID 1236 wrote to memory of 1720	1236	rundll32.exe	30
PID 1720 wrote to memory of 348	1720	rundll32.exe	32
PID 1720 wrote to memory of 348	1720	rundll32.exe	32
PID 1720 wrote to memory of 348	1720	rundll32.exe	32
PID 1720 wrote to memory of 348	1720	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_517cdbc378b8f434e992a59f2c28a8afb34dc4fab3e0d6b96e457c10ff5c4f6c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1236
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_517cdbc378b8f434e992a59f2c28a8afb34dc4fab3e0d6b96e457c10ff5c4f6c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1720
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1720 -s 300
    3⤵
    - Program crash
    PID:348

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/1720-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1720-1-0x00000000750C0000-0x00000000750F0000-memory.dmp

Filesize
192KB

Download
memory/1720-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download