dridex | 7750d6879745ee95b08c7d64b119f754cd7c0678bc424cf49dc1b65608aa7538

Analysis

max time kernel
55s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11-09-2024 07:49

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General

Target

cce96e0322d0e90af86adc0b91090d20N.dll
Size

236KB
MD5

cce96e0322d0e90af86adc0b91090d20
SHA1

c3e31869b0145355ae7550540f9b02184d368994
SHA256

7750d6879745ee95b08c7d64b119f754cd7c0678bc424cf49dc1b65608aa7538
SHA512

6151e9f2597836accbc28497ae5780facbb8de62260b9cab10cde8a57ccc9b7fd8f39ea297a1d8d56d10a12a4eb7a74c185a13ebe5036c250f8eb12168b4e873
SSDEEP

6144:L1G3WVIOY6Bdjehj+qudd96ou/6mv5wdC:L1GmSafShjYdd96z/6cwdC

Score

10^/10

dridex 111 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

111

52.73.70.149:443

8.4.9.152:3786

185.246.87.202:3098

50.116.111.64:5353

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/2872-1-0x00000000747C0000-0x00000000747FD000-memory.dmp	dridex_ldr
behavioral1/memory/2872-2-0x00000000747C0000-0x00000000747FD000-memory.dmp	dridex_ldr

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

Processes:

rundll32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	Process	procid_target
PID 2088 wrote to memory of 2872	2088	rundll32.exe	30
PID 2088 wrote to memory of 2872	2088	rundll32.exe	30
PID 2088 wrote to memory of 2872	2088	rundll32.exe	30
PID 2088 wrote to memory of 2872	2088	rundll32.exe	30
PID 2088 wrote to memory of 2872	2088	rundll32.exe	30
PID 2088 wrote to memory of 2872	2088	rundll32.exe	30
PID 2088 wrote to memory of 2872	2088	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cce96e0322d0e90af86adc0b91090d20N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2088
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\cce96e0322d0e90af86adc0b91090d20N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2872

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/2872-0-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2872-1-0x00000000747C0000-0x00000000747FD000-memory.dmp

Filesize
244KB

Download
memory/2872-2-0x00000000747C0000-0x00000000747FD000-memory.dmp

Filesize
244KB

Download
memory/2872-3-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

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