dridex | a379475eb0810c73841ba313b50b94a98eb6a5f4c47cb92c09c2d864625cc8a8

Analysis

max time kernel
141s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
06-04-2024 18:44

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General

Target

e306abeed31bd57163cb6832f8be3c7c_JaffaCakes118.dll
Size

184KB
MD5

e306abeed31bd57163cb6832f8be3c7c
SHA1

19bb58abf9c72dbe8d735f947b55502e479bd0c0
SHA256

a379475eb0810c73841ba313b50b94a98eb6a5f4c47cb92c09c2d864625cc8a8
SHA512

7eb0cfa9bab7df2ce359f8a680f1f1ffc59855a86c3c16b9b4bbc05556ea69fc05c661a84a46cf2b7b06d5f3a21d436c3f19aa7c39390df1893ff571e481f209
SSDEEP

3072:jhd6lp2ffOeP3gv+i4W63iFfKfXM9mQltYwgO226+f33JrVQcY:j3fOeIv54W6SFKfc9me9v9/JrV

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

51.79.50.122:443

222.124.142.67:10443

138.201.222.158:4664

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/1952-0-0x0000000074A60000-0x0000000074A90000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3052 1952 WerFault.exe rundll32.exe

pid	pid_target	process	target process
3052	1952	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2880 wrote to memory of 1952	2880	rundll32.exe	rundll32.exe
PID 2880 wrote to memory of 1952	2880	rundll32.exe	rundll32.exe
PID 2880 wrote to memory of 1952	2880	rundll32.exe	rundll32.exe
PID 2880 wrote to memory of 1952	2880	rundll32.exe	rundll32.exe
PID 2880 wrote to memory of 1952	2880	rundll32.exe	rundll32.exe
PID 2880 wrote to memory of 1952	2880	rundll32.exe	rundll32.exe
PID 2880 wrote to memory of 1952	2880	rundll32.exe	rundll32.exe
PID 1952 wrote to memory of 3052	1952	rundll32.exe	WerFault.exe
PID 1952 wrote to memory of 3052	1952	rundll32.exe	WerFault.exe
PID 1952 wrote to memory of 3052	1952	rundll32.exe	WerFault.exe
PID 1952 wrote to memory of 3052	1952	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e306abeed31bd57163cb6832f8be3c7c_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2880

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e306abeed31bd57163cb6832f8be3c7c_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1952

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1952 -s 280
3⤵
- Program crash
PID:3052

MITRE ATT&CK Matrix

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Downloads

memory/1952-0-0x0000000074A60000-0x0000000074A90000-memory.dmp

Filesize
192KB

Download
memory/1952-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download