dridex | 103028c7652fc7b99c2e1af9f55cc9712cfb8c4f8dd9426b9bf827a10f497512

Analysis

max time kernel
172s
max time network
139s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
11-04-2024 11:09

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General

Target

ed47f7d4c68d6ecd3021cca2ff44408a_JaffaCakes118.dll
Size

188KB
MD5

ed47f7d4c68d6ecd3021cca2ff44408a
SHA1

0e6c7c041a95a9fc7796915c39cefab49b5b7863
SHA256

103028c7652fc7b99c2e1af9f55cc9712cfb8c4f8dd9426b9bf827a10f497512
SHA512

581c83c350b2da8647a419cc93ad34518af04c7b8f2950410ca75fea5e861584dc16da9cdba8936c8d88aeca53f4cea383c5fe6b08fa1e9ee982d851217622e9
SSDEEP

3072:hH0uyjZqEpAK+Gf78TBdrXkTM5vhRg9Esf0DwvtyMpVnpA+z6tX8sxKViWm7dU:hUua/Pv7YNhRIEZDeXVpAxtMsxK

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/2648-0-0x00000000745E0000-0x0000000074610000-memory.dmp	dridex_ldr
behavioral1/memory/2648-2-0x00000000745E0000-0x0000000074610000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2384 2648 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2384	2648	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2576 wrote to memory of 2648	2576	rundll32.exe	rundll32.exe
PID 2576 wrote to memory of 2648	2576	rundll32.exe	rundll32.exe
PID 2576 wrote to memory of 2648	2576	rundll32.exe	rundll32.exe
PID 2576 wrote to memory of 2648	2576	rundll32.exe	rundll32.exe
PID 2576 wrote to memory of 2648	2576	rundll32.exe	rundll32.exe
PID 2576 wrote to memory of 2648	2576	rundll32.exe	rundll32.exe
PID 2576 wrote to memory of 2648	2576	rundll32.exe	rundll32.exe
PID 2648 wrote to memory of 2384	2648	rundll32.exe	WerFault.exe
PID 2648 wrote to memory of 2384	2648	rundll32.exe	WerFault.exe
PID 2648 wrote to memory of 2384	2648	rundll32.exe	WerFault.exe
PID 2648 wrote to memory of 2384	2648	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ed47f7d4c68d6ecd3021cca2ff44408a_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2576

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ed47f7d4c68d6ecd3021cca2ff44408a_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2648

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2648 -s 308
3⤵
- Program crash
PID:2384

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2648-0-0x00000000745E0000-0x0000000074610000-memory.dmp

Filesize
192KB

Download
memory/2648-1-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2648-2-0x00000000745E0000-0x0000000074610000-memory.dmp

Filesize
192KB

Download