dridex | 77cab46910c3eee1ce6e2a2c97e91b7dff92b53d129daf6863f7093a007a29ae

Analysis

max time kernel
150s
max time network
137s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
26-03-2024 18:06

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General

Target

dfc7ce843293e8581cfd9cf58bdecd2c.dll
Size

188KB
MD5

dfc7ce843293e8581cfd9cf58bdecd2c
SHA1

47fe97050ccc0fdfa1c9b6f999dac1481b65f572
SHA256

77cab46910c3eee1ce6e2a2c97e91b7dff92b53d129daf6863f7093a007a29ae
SHA512

e46b854365c207e583cc096e2b9a61b92ac45972fec22261ae5a4dd271bc72644f4c10268afc86b04433e0762689f63e4aebe4947007218e1bbd6903798bef1a
SSDEEP

3072:/A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoEo:/zIqATVfQeV2FZalKq6jtGJWuTmd

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

Processes:

resource	yara_rule
behavioral1/memory/3020-0-0x0000000074BE0000-0x0000000074C10000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2596 3020 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2596	3020	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2024 wrote to memory of 3020	2024	rundll32.exe	rundll32.exe
PID 2024 wrote to memory of 3020	2024	rundll32.exe	rundll32.exe
PID 2024 wrote to memory of 3020	2024	rundll32.exe	rundll32.exe
PID 2024 wrote to memory of 3020	2024	rundll32.exe	rundll32.exe
PID 2024 wrote to memory of 3020	2024	rundll32.exe	rundll32.exe
PID 2024 wrote to memory of 3020	2024	rundll32.exe	rundll32.exe
PID 2024 wrote to memory of 3020	2024	rundll32.exe	rundll32.exe
PID 3020 wrote to memory of 2596	3020	rundll32.exe	WerFault.exe
PID 3020 wrote to memory of 2596	3020	rundll32.exe	WerFault.exe
PID 3020 wrote to memory of 2596	3020	rundll32.exe	WerFault.exe
PID 3020 wrote to memory of 2596	3020	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dfc7ce843293e8581cfd9cf58bdecd2c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2024

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dfc7ce843293e8581cfd9cf58bdecd2c.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:3020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3020 -s 308
3⤵
- Program crash
PID:2596

MITRE ATT&CK Matrix

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Downloads

memory/3020-1-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/3020-0-0x0000000074BE0000-0x0000000074C10000-memory.dmp

Filesize
192KB

Download