dridex | 84990d59e19dc00a4fafd65d016f850b3301895d247a88837c80b3a22511da35

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 05:13

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General

Target

JaffaCakes118_84990d59e19dc00a4fafd65d016f850b3301895d247a88837c80b3a22511da35.dll
Size

171KB
MD5

f39819ac9a7201fd4486c62f7370ed20
SHA1

3127b8e99827b42a1b852ee64a8e07a2569bdc18
SHA256

84990d59e19dc00a4fafd65d016f850b3301895d247a88837c80b3a22511da35
SHA512

bb9d1b9b80ce2f45cdab973130ea3cfe6f9d79cbf11fc76f98c2d069d93b9cac287966a4bf87feee474d2c6f1ea7f1017874dce6958c2dc850fcf8b6276002b2
SSDEEP

3072:fi49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:fH9RVaPEmsdHdbQUbd2H3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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/2280-1-0x0000000074A30000-0x0000000074A60000-memory.dmp	dridex_ldr
behavioral1/memory/2280-2-0x0000000074A30000-0x0000000074A60000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2744	2280	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 2636 wrote to memory of 2280	2636	rundll32.exe	30
PID 2636 wrote to memory of 2280	2636	rundll32.exe	30
PID 2636 wrote to memory of 2280	2636	rundll32.exe	30
PID 2636 wrote to memory of 2280	2636	rundll32.exe	30
PID 2636 wrote to memory of 2280	2636	rundll32.exe	30
PID 2636 wrote to memory of 2280	2636	rundll32.exe	30
PID 2636 wrote to memory of 2280	2636	rundll32.exe	30
PID 2280 wrote to memory of 2744	2280	rundll32.exe	31
PID 2280 wrote to memory of 2744	2280	rundll32.exe	31
PID 2280 wrote to memory of 2744	2280	rundll32.exe	31
PID 2280 wrote to memory of 2744	2280	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_84990d59e19dc00a4fafd65d016f850b3301895d247a88837c80b3a22511da35.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2636
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_84990d59e19dc00a4fafd65d016f850b3301895d247a88837c80b3a22511da35.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2280
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 256
    3⤵
    - Program crash
    PID:2744

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/2280-0-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/2280-1-0x0000000074A30000-0x0000000074A60000-memory.dmp

Filesize
192KB

Download
memory/2280-3-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/2280-2-0x0000000074A30000-0x0000000074A60000-memory.dmp

Filesize
192KB

Download