dridex | 590f326fc261663af7fbd63f12d8c8051ccf2f2a4c1c98e66ebcaf0a796da126

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 06:46

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General

Target

JaffaCakes118_590f326fc261663af7fbd63f12d8c8051ccf2f2a4c1c98e66ebcaf0a796da126.dll
Size

161KB
MD5

b263dc57c07cba5938f1d727c95da2f6
SHA1

1d004abe35dd9a78320e4b111701c87251b5b1f8
SHA256

590f326fc261663af7fbd63f12d8c8051ccf2f2a4c1c98e66ebcaf0a796da126
SHA512

7ac1511e4d4dcf74cbbe2a94720acf24a07a1f91449089728316f5fca1e8c55212ad1e253973be47d82f45e71b35a1e0e59c5570a49bf1c36cc6a04f6b590318
SSDEEP

3072:LaSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2BGkFY:2nS62Fl+pkeJl3CvRStrFl+EYE

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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/2340-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2340-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2464	2340	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 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2340 wrote to memory of 2464	2340	rundll32.exe	32
PID 2340 wrote to memory of 2464	2340	rundll32.exe	32
PID 2340 wrote to memory of 2464	2340	rundll32.exe	32
PID 2340 wrote to memory of 2464	2340	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_590f326fc261663af7fbd63f12d8c8051ccf2f2a4c1c98e66ebcaf0a796da126.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_590f326fc261663af7fbd63f12d8c8051ccf2f2a4c1c98e66ebcaf0a796da126.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2340
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2340 -s 256
    3⤵
    - Program crash
    PID:2464

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/2340-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2340-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2340-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2340-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download