dridex | 85a724cd7b39b91689aa164ba0cd4c385892b1b5bced3466424a3216d21b4769

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:04

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General

Target

JaffaCakes118_85a724cd7b39b91689aa164ba0cd4c385892b1b5bced3466424a3216d21b4769.dll
Size

188KB
MD5

d12c6d105c88f22ede24e5f5027d0172
SHA1

6a50fdf557794932920a7b39664bff49e207ef0d
SHA256

85a724cd7b39b91689aa164ba0cd4c385892b1b5bced3466424a3216d21b4769
SHA512

cd53308705e0b67e36eaa4e2f20aafdb001b0d9dab279494be6eef7140f6accb55c417a67fb8b020be3de730c57cd9835bb75bfa48d84daa8bbb5c863b9864f9
SSDEEP

3072:hteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz29qM:tq7fYIHBZkTB6DWruUCOwjt

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/3064-1-0x0000000074C80000-0x0000000074CB0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2336	3064	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 2632 wrote to memory of 3064	2632	rundll32.exe	30
PID 2632 wrote to memory of 3064	2632	rundll32.exe	30
PID 2632 wrote to memory of 3064	2632	rundll32.exe	30
PID 2632 wrote to memory of 3064	2632	rundll32.exe	30
PID 2632 wrote to memory of 3064	2632	rundll32.exe	30
PID 2632 wrote to memory of 3064	2632	rundll32.exe	30
PID 2632 wrote to memory of 3064	2632	rundll32.exe	30
PID 3064 wrote to memory of 2336	3064	rundll32.exe	32
PID 3064 wrote to memory of 2336	3064	rundll32.exe	32
PID 3064 wrote to memory of 2336	3064	rundll32.exe	32
PID 3064 wrote to memory of 2336	3064	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_85a724cd7b39b91689aa164ba0cd4c385892b1b5bced3466424a3216d21b4769.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2632
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_85a724cd7b39b91689aa164ba0cd4c385892b1b5bced3466424a3216d21b4769.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3064
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3064 -s 300
    3⤵
    - Program crash
    PID:2336

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/3064-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/3064-1-0x0000000074C80000-0x0000000074CB0000-memory.dmp

Filesize
192KB

Download
memory/3064-4-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download