dridex | b6b7140fb71916c991506933ba9a1b5472a1559af33222d831079bdb79e0e20a

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 09:21

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General

Target

JaffaCakes118_b6b7140fb71916c991506933ba9a1b5472a1559af33222d831079bdb79e0e20a.dll
Size

188KB
MD5

740326251ff11a8fb9e20d32b87c6793
SHA1

3c6fcca9f4f8ac764db3e1d20b141d4c2581e0c5
SHA256

b6b7140fb71916c991506933ba9a1b5472a1559af33222d831079bdb79e0e20a
SHA512

d411eb1cc1bf318d6c53e922f641f858232c53009f137732ef6936f3f24dac48f208d2e959afca72331d2c8f13027bfed7c5e0a6e7d05fbc97a0bb51b22acbae
SSDEEP

3072:yteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz/9qM:6q7fYIHBZkTB6DWruUCOwjt

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
behavioral1/memory/2772-1-0x0000000074790000-0x00000000747C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2816	2772	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 1064 wrote to memory of 2772	1064	rundll32.exe	30
PID 1064 wrote to memory of 2772	1064	rundll32.exe	30
PID 1064 wrote to memory of 2772	1064	rundll32.exe	30
PID 1064 wrote to memory of 2772	1064	rundll32.exe	30
PID 1064 wrote to memory of 2772	1064	rundll32.exe	30
PID 1064 wrote to memory of 2772	1064	rundll32.exe	30
PID 1064 wrote to memory of 2772	1064	rundll32.exe	30
PID 2772 wrote to memory of 2816	2772	rundll32.exe	31
PID 2772 wrote to memory of 2816	2772	rundll32.exe	31
PID 2772 wrote to memory of 2816	2772	rundll32.exe	31
PID 2772 wrote to memory of 2816	2772	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b6b7140fb71916c991506933ba9a1b5472a1559af33222d831079bdb79e0e20a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1064
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b6b7140fb71916c991506933ba9a1b5472a1559af33222d831079bdb79e0e20a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2772
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2772 -s 308
    3⤵
    - Program crash
    PID:2816

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/2772-0-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2772-1-0x0000000074790000-0x00000000747C0000-memory.dmp

Filesize
192KB

Download
memory/2772-3-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download