dridex | fd203d1a3be0e29d9963c856912d38ed4ab11bee899ca9748229079546df278c

Analysis

max time kernel
143s
max time network
140s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
09-01-2024 18:58

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General

Target

4ef41c8a6ad1793dd6c12785f8d00c49.dll
Size

188KB
MD5

4ef41c8a6ad1793dd6c12785f8d00c49
SHA1

b11246afc9853657028260993960e591c3e78e72
SHA256

fd203d1a3be0e29d9963c856912d38ed4ab11bee899ca9748229079546df278c
SHA512

12687b5e539b117d14ca217d335458a666fa015382ac3de46ec665c3c710da5c7755e546105202332e2a7a656117f769864ed95f8c6b81025ad9f9ebf31868ce
SSDEEP

3072:FA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAovo:FzIqATVfQeV2FZalKq6jtGJWuTmd

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2116-0-0x00000000752E0000-0x0000000075310000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2812	2116	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 2116	2036	rundll32.exe	28
PID 2036 wrote to memory of 2116	2036	rundll32.exe	28
PID 2036 wrote to memory of 2116	2036	rundll32.exe	28
PID 2036 wrote to memory of 2116	2036	rundll32.exe	28
PID 2036 wrote to memory of 2116	2036	rundll32.exe	28
PID 2036 wrote to memory of 2116	2036	rundll32.exe	28
PID 2036 wrote to memory of 2116	2036	rundll32.exe	28
PID 2116 wrote to memory of 2812	2116	rundll32.exe	29
PID 2116 wrote to memory of 2812	2116	rundll32.exe	29
PID 2116 wrote to memory of 2812	2116	rundll32.exe	29
PID 2116 wrote to memory of 2812	2116	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4ef41c8a6ad1793dd6c12785f8d00c49.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4ef41c8a6ad1793dd6c12785f8d00c49.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2116
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2116 -s 308
    3⤵
    - Program crash
    PID:2812

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2116-0-0x00000000752E0000-0x0000000075310000-memory.dmp

Filesize
192KB

Download
memory/2116-1-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download