dridex | 4f8c999b08f483e20b8fd5ed767933df83eb753e1fbc19c473cde530977ba10e

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 01:52

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General

Target

JaffaCakes118_4f8c999b08f483e20b8fd5ed767933df83eb753e1fbc19c473cde530977ba10e.dll
Size

188KB
MD5

49f1d72eac3f59fd0d8488c400c27f50
SHA1

0b37f3826c3446b66f2747a037a3578ea2f9207f
SHA256

4f8c999b08f483e20b8fd5ed767933df83eb753e1fbc19c473cde530977ba10e
SHA512

b585ff69a1026331030150756d78a73ee060e10ec712851188b173c22d1f195e7c9fbe29eb9ff090df10e5438cc96215a3556c3be81cfe2340210ef2b73dfd7f
SSDEEP

3072:UteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzq9qM:oq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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
behavioral2/memory/4060-1-0x0000000074D50000-0x0000000074D80000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4776	4060	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 2004 wrote to memory of 4060	2004	rundll32.exe	83
PID 2004 wrote to memory of 4060	2004	rundll32.exe	83
PID 2004 wrote to memory of 4060	2004	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f8c999b08f483e20b8fd5ed767933df83eb753e1fbc19c473cde530977ba10e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2004
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4f8c999b08f483e20b8fd5ed767933df83eb753e1fbc19c473cde530977ba10e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4060
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4060 -s 696
    3⤵
    - Program crash
    PID:4776

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 4060 -ip 4060
1⤵
PID:1968

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/4060-0-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/4060-1-0x0000000074D50000-0x0000000074D80000-memory.dmp

Filesize
192KB

Download
memory/4060-3-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

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