dridex | 6cb1af59fd679f769be458828ed1ac42301d00cc80bb3a3b1f0fb8033c0df3bf

Analysis

max time kernel
139s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
13/01/2024, 01:15

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General

Target

57997457450235375dfa2880863c0ed7.dll
Size

188KB
MD5

57997457450235375dfa2880863c0ed7
SHA1

0bc404d6b52b15e506788677b0ab63d18653a97d
SHA256

6cb1af59fd679f769be458828ed1ac42301d00cc80bb3a3b1f0fb8033c0df3bf
SHA512

fd752e6fe6f6e62707818cc6099b03dfb991d78c3ab93bd205a99ada69d4eccd90bd612dc01d810acca9b6fda8fe6fbbe0f1296a6929a3d6d71b4617ef14c2e8
SSDEEP

3072:eA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoSo:ezIqATVfQeV2FZalKq6jtGJWuTmd

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
behavioral2/memory/4484-0-0x0000000075370000-0x00000000753A0000-memory.dmp	dridex_ldr
behavioral2/memory/4484-2-0x0000000075370000-0x00000000753A0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2564	4484	WerFault.exe	88

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4840 wrote to memory of 4484	4840	rundll32.exe	88
PID 4840 wrote to memory of 4484	4840	rundll32.exe	88
PID 4840 wrote to memory of 4484	4840	rundll32.exe	88

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\57997457450235375dfa2880863c0ed7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4840
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\57997457450235375dfa2880863c0ed7.dll,#1
  2⤵
  PID:4484
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4484 -s 688
    3⤵
    - Program crash
    PID:2564

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4484 -ip 4484
1⤵
PID:3504

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4484-0-0x0000000075370000-0x00000000753A0000-memory.dmp

Filesize
192KB

Download
memory/4484-1-0x0000000000F50000-0x0000000000F56000-memory.dmp

Filesize
24KB

Download
memory/4484-2-0x0000000075370000-0x00000000753A0000-memory.dmp

Filesize
192KB

Download