dridex | 20021dec8c17fa576620524f1eb08a3a80ccbb29b52b2f1644b995360164531d

Analysis

max time kernel
141s
max time network
126s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
26-03-2024 19:24

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General

Target

dfea8f212cb8e673279674d9662d064f.dll
Size

188KB
MD5

dfea8f212cb8e673279674d9662d064f
SHA1

509e867bf4e9d62b94c563771d8588bb4d43e4b3
SHA256

20021dec8c17fa576620524f1eb08a3a80ccbb29b52b2f1644b995360164531d
SHA512

c4aa02ff0f12998842141cb8111695e37d209804c33bb9e0fd57c41cfc62cefa55f7bbd1f0174acf394869f64938f7f7799e0bcc5bb75da633ddfc87581c2216
SSDEEP

3072:m1A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoqo:4zIqATVfQeV2FZalKq6jtGJWuTmd

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/2968-0-0x0000000074C90000-0x0000000074CC0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2988 2968 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2988	2968	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2860 wrote to memory of 2968	2860	rundll32.exe	rundll32.exe
PID 2860 wrote to memory of 2968	2860	rundll32.exe	rundll32.exe
PID 2860 wrote to memory of 2968	2860	rundll32.exe	rundll32.exe
PID 2860 wrote to memory of 2968	2860	rundll32.exe	rundll32.exe
PID 2860 wrote to memory of 2968	2860	rundll32.exe	rundll32.exe
PID 2860 wrote to memory of 2968	2860	rundll32.exe	rundll32.exe
PID 2860 wrote to memory of 2968	2860	rundll32.exe	rundll32.exe
PID 2968 wrote to memory of 2988	2968	rundll32.exe	WerFault.exe
PID 2968 wrote to memory of 2988	2968	rundll32.exe	WerFault.exe
PID 2968 wrote to memory of 2988	2968	rundll32.exe	WerFault.exe
PID 2968 wrote to memory of 2988	2968	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dfea8f212cb8e673279674d9662d064f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2860

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dfea8f212cb8e673279674d9662d064f.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2968 -s 300
3⤵
- Program crash
PID:2988

MITRE ATT&CK Matrix

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Downloads

memory/2968-0-0x0000000074C90000-0x0000000074CC0000-memory.dmp

Filesize
192KB

Download
memory/2968-1-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download