dridex | 3b5091750f1ddbd7ced74058a929cd52f08a9cf2a9705d40acd218dad1655865

Analysis

max time kernel
142s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
17-04-2024 16:44

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General

Target

f63962ed5869dc7c80af1e2dcd3ba131_JaffaCakes118.dll
Size

188KB
MD5

f63962ed5869dc7c80af1e2dcd3ba131
SHA1

734703ce68e855b4bf1faf77b3c384d826ffa044
SHA256

3b5091750f1ddbd7ced74058a929cd52f08a9cf2a9705d40acd218dad1655865
SHA512

e63b2c77ae1bf1edfb4557c5e6644fdc9cb48220c37eee02db9cf8822be79fc1604285fc443807534f598c4c68331cb35e2fda883200b69dac3ef077cd64c121
SSDEEP

3072:VA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAovo:VzIqATVfQeV2FZalKq6jtGJWuTmd

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/2268-0-0x0000000075030000-0x0000000075060000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2728 2268 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2728	2268	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2772 wrote to memory of 2268	2772	rundll32.exe	rundll32.exe
PID 2772 wrote to memory of 2268	2772	rundll32.exe	rundll32.exe
PID 2772 wrote to memory of 2268	2772	rundll32.exe	rundll32.exe
PID 2772 wrote to memory of 2268	2772	rundll32.exe	rundll32.exe
PID 2772 wrote to memory of 2268	2772	rundll32.exe	rundll32.exe
PID 2772 wrote to memory of 2268	2772	rundll32.exe	rundll32.exe
PID 2772 wrote to memory of 2268	2772	rundll32.exe	rundll32.exe
PID 2268 wrote to memory of 2728	2268	rundll32.exe	WerFault.exe
PID 2268 wrote to memory of 2728	2268	rundll32.exe	WerFault.exe
PID 2268 wrote to memory of 2728	2268	rundll32.exe	WerFault.exe
PID 2268 wrote to memory of 2728	2268	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f63962ed5869dc7c80af1e2dcd3ba131_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2772

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f63962ed5869dc7c80af1e2dcd3ba131_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2268

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2268 -s 308
3⤵
- Program crash
PID:2728

MITRE ATT&CK Matrix

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Downloads

memory/2268-0-0x0000000075030000-0x0000000075060000-memory.dmp

Filesize
192KB

Download
memory/2268-1-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

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