dridex | 7bbd6c687497fe420521252c939e8fcba92d8e8f8c0c50ac380e8bf7b57173c9

Analysis

max time kernel
154s
max time network
137s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
12-01-2024 17:09

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General

Target

5707872f29f4742e22b4a88f7fac0d0c.dll
Size

188KB
MD5

5707872f29f4742e22b4a88f7fac0d0c
SHA1

976380198228ab5e664c850f12506f7265fcd58f
SHA256

7bbd6c687497fe420521252c939e8fcba92d8e8f8c0c50ac380e8bf7b57173c9
SHA512

bfed76a950583c4f5350c99048d7ba3808c64ef7e01201f89f8527c3984ccf899294213b3c2e793a911a09261057b784e7aafbd9d5d5b9e2f46500fe4e7d979f
SSDEEP

3072:9A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoMo:9zIqATVfQeV2FZalKq6jtGJWuTmd

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/2248-0-0x0000000074D30000-0x0000000074D60000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2796	2248	WerFault.exe	27

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1972 wrote to memory of 2248	1972	rundll32.exe	27
PID 1972 wrote to memory of 2248	1972	rundll32.exe	27
PID 1972 wrote to memory of 2248	1972	rundll32.exe	27
PID 1972 wrote to memory of 2248	1972	rundll32.exe	27
PID 1972 wrote to memory of 2248	1972	rundll32.exe	27
PID 1972 wrote to memory of 2248	1972	rundll32.exe	27
PID 1972 wrote to memory of 2248	1972	rundll32.exe	27
PID 2248 wrote to memory of 2796	2248	rundll32.exe	30
PID 2248 wrote to memory of 2796	2248	rundll32.exe	30
PID 2248 wrote to memory of 2796	2248	rundll32.exe	30
PID 2248 wrote to memory of 2796	2248	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5707872f29f4742e22b4a88f7fac0d0c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1972
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5707872f29f4742e22b4a88f7fac0d0c.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2248
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2248 -s 308
    3⤵
    - Program crash
    PID:2796

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2248-0-0x0000000074D30000-0x0000000074D60000-memory.dmp

Filesize
192KB

Download
memory/2248-1-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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