dridex | 8aec65ccb76854cbadc8c0fe77dda563a1a5f3eff7c99aba766a931814a6c795

Analysis

max time kernel
145s
max time network
130s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
20-03-2024 19:16

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General

Target

d999440094ce13be07389638d82c745a.dll
Size

188KB
MD5

d999440094ce13be07389638d82c745a
SHA1

a030b1074b2739dadcb2cc43174fca3e16dad8f8
SHA256

8aec65ccb76854cbadc8c0fe77dda563a1a5f3eff7c99aba766a931814a6c795
SHA512

886a66bc0fb50917411b6389153ffa48071bc27696ec28b0fe14201fd5ff220b5f3e737cec6e99940c55db5a332632edaf1d53b7ce02308f85c8f7d6ac2d99f1
SSDEEP

3072:CA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoFo:CzIqATVfQeV2FZalKq6jtGJWuTmd

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/2376-0-0x0000000074860000-0x0000000074890000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2372 2376 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2372	2376	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1224 wrote to memory of 2376	1224	rundll32.exe	rundll32.exe
PID 1224 wrote to memory of 2376	1224	rundll32.exe	rundll32.exe
PID 1224 wrote to memory of 2376	1224	rundll32.exe	rundll32.exe
PID 1224 wrote to memory of 2376	1224	rundll32.exe	rundll32.exe
PID 1224 wrote to memory of 2376	1224	rundll32.exe	rundll32.exe
PID 1224 wrote to memory of 2376	1224	rundll32.exe	rundll32.exe
PID 1224 wrote to memory of 2376	1224	rundll32.exe	rundll32.exe
PID 2376 wrote to memory of 2372	2376	rundll32.exe	WerFault.exe
PID 2376 wrote to memory of 2372	2376	rundll32.exe	WerFault.exe
PID 2376 wrote to memory of 2372	2376	rundll32.exe	WerFault.exe
PID 2376 wrote to memory of 2372	2376	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d999440094ce13be07389638d82c745a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1224

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d999440094ce13be07389638d82c745a.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2376

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 308
3⤵
- Program crash
PID:2372

MITRE ATT&CK Matrix

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Downloads

memory/2376-0-0x0000000074860000-0x0000000074890000-memory.dmp

Filesize
192KB

Download
memory/2376-1-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

Download