dridex | fa51268ba628032e13662b35c46367109d9d6a68b00751ded3912cfb0e72a6fe

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 00:07

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General

Target

JaffaCakes118_fa51268ba628032e13662b35c46367109d9d6a68b00751ded3912cfb0e72a6fe.dll
Size

188KB
MD5

b6df07f90a33793b7a062c80d8354082
SHA1

d7f173b0bead8a48cde98a121228b4a068cbaf6b
SHA256

fa51268ba628032e13662b35c46367109d9d6a68b00751ded3912cfb0e72a6fe
SHA512

ae9aef7b8a1ebd6b69fde0222f0903d200cbf553a81b904ed2a66c12bc9ffed365462788b216fe952852714b697a9243a7341f57d6f9148e4b6abd76aa2a9738
SSDEEP

3072:2teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzQ9qM:+q7fYIHBZkTB6DWruUCOwjt

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/3516-0-0x00000000752A0000-0x00000000752D0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4552	3516	WerFault.exe	84

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 1744 wrote to memory of 3516	1744	rundll32.exe	84
PID 1744 wrote to memory of 3516	1744	rundll32.exe	84
PID 1744 wrote to memory of 3516	1744	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fa51268ba628032e13662b35c46367109d9d6a68b00751ded3912cfb0e72a6fe.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1744
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fa51268ba628032e13662b35c46367109d9d6a68b00751ded3912cfb0e72a6fe.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3516
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3516 -s 692
    3⤵
    - Program crash
    PID:4552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3516 -ip 3516
1⤵
PID:2364

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/3516-0-0x00000000752A0000-0x00000000752D0000-memory.dmp

Filesize
192KB

Download
memory/3516-2-0x0000000001470000-0x0000000001476000-memory.dmp

Filesize
24KB

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