dridex | c6d45d76e4500258e7d3fc6e8b69cfa4b0ef6495ddb46569b6398baa9f54ad16

Analysis

max time kernel
141s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
28/02/2024, 03:12

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General

Target

aadb6a26bb8c691191ba90c739dec939.dll
Size

188KB
MD5

aadb6a26bb8c691191ba90c739dec939
SHA1

a168dd6c7ad408b8a3ba71fcc6979fad49a22833
SHA256

c6d45d76e4500258e7d3fc6e8b69cfa4b0ef6495ddb46569b6398baa9f54ad16
SHA512

bcaa1ffc316ec9d6e86d0b99328fe00097cf0bacd14ec9d8e337498dc321179f2de6a41b9a180227cbe01748504cffa669ef5c54155a2ee621bf124f0a089486
SSDEEP

3072:GA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo1o:GzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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

resource	yara_rule
behavioral1/memory/2504-0-0x00000000752A0000-0x00000000752D0000-memory.dmp	dridex_ldr
behavioral1/memory/2504-2-0x00000000752A0000-0x00000000752D0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2640	2504	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2600 wrote to memory of 2504	2600	rundll32.exe	28
PID 2600 wrote to memory of 2504	2600	rundll32.exe	28
PID 2600 wrote to memory of 2504	2600	rundll32.exe	28
PID 2600 wrote to memory of 2504	2600	rundll32.exe	28
PID 2600 wrote to memory of 2504	2600	rundll32.exe	28
PID 2600 wrote to memory of 2504	2600	rundll32.exe	28
PID 2600 wrote to memory of 2504	2600	rundll32.exe	28
PID 2504 wrote to memory of 2640	2504	rundll32.exe	29
PID 2504 wrote to memory of 2640	2504	rundll32.exe	29
PID 2504 wrote to memory of 2640	2504	rundll32.exe	29
PID 2504 wrote to memory of 2640	2504	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\aadb6a26bb8c691191ba90c739dec939.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2600
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\aadb6a26bb8c691191ba90c739dec939.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2504
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2504 -s 308
    3⤵
    - Program crash
    PID:2640

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2504-0-0x00000000752A0000-0x00000000752D0000-memory.dmp

Filesize
192KB

Download
memory/2504-1-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/2504-2-0x00000000752A0000-0x00000000752D0000-memory.dmp

Filesize
192KB

Download