dridex | 755a02359c87b59f67d9960b02da65f53ace54dea1a78a958698ce8cfa8677ff

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 02:17

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General

Target

JaffaCakes118_755a02359c87b59f67d9960b02da65f53ace54dea1a78a958698ce8cfa8677ff.dll
Size

188KB
MD5

b2ccb4e0766fe1f5bb8f1e30b9b1e236
SHA1

6286dc05d939cf39e7ddd43f951afd0f3fbd2ee6
SHA256

755a02359c87b59f67d9960b02da65f53ace54dea1a78a958698ce8cfa8677ff
SHA512

e29f65619af7bb9384dd976a184bb0cc9f3c5a4c9ff6c94c61d7335907d7b231f05343b5b77de3b30f941d61a3dfb0c6ca4eeed10f58e5c26000ba871c537b8f
SSDEEP

3072:mteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzt9qM:Oq7fYIHBZkTB6DWruUCOwjt

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/1568-1-0x0000000074C80000-0x0000000074CB0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2860	1568	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 2236 wrote to memory of 1568	2236	rundll32.exe	30
PID 2236 wrote to memory of 1568	2236	rundll32.exe	30
PID 2236 wrote to memory of 1568	2236	rundll32.exe	30
PID 2236 wrote to memory of 1568	2236	rundll32.exe	30
PID 2236 wrote to memory of 1568	2236	rundll32.exe	30
PID 2236 wrote to memory of 1568	2236	rundll32.exe	30
PID 2236 wrote to memory of 1568	2236	rundll32.exe	30
PID 1568 wrote to memory of 2860	1568	rundll32.exe	32
PID 1568 wrote to memory of 2860	1568	rundll32.exe	32
PID 1568 wrote to memory of 2860	1568	rundll32.exe	32
PID 1568 wrote to memory of 2860	1568	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_755a02359c87b59f67d9960b02da65f53ace54dea1a78a958698ce8cfa8677ff.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2236
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_755a02359c87b59f67d9960b02da65f53ace54dea1a78a958698ce8cfa8677ff.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1568
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1568 -s 300
    3⤵
    - Program crash
    PID:2860

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/1568-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1568-1-0x0000000074C80000-0x0000000074CB0000-memory.dmp

Filesize
192KB

Download
memory/1568-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download