dridex | 553208b10cb8c5d75be4a78d440b8b4e6b3cd9d055649bfebbcdb2ff79a82824

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
06-04-2024 19:49

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General

Target

e3257376c683599068fa53563a94b1de_JaffaCakes118.dll
Size

184KB
MD5

e3257376c683599068fa53563a94b1de
SHA1

431ccd02201fe34f037bd2349c25ee07ba18be09
SHA256

553208b10cb8c5d75be4a78d440b8b4e6b3cd9d055649bfebbcdb2ff79a82824
SHA512

c20a3a7d0bcc27f4cf9821236e710c2fc44b68051f9ebf2711bbbf1b8b66467a73c1f24f6692109392cd0f069d5b36d546cb25c8af3a870b36574e26f90811c0
SSDEEP

3072:Ihd6lp2ffOeP3gv+i4W63iFfKfXM9mQltYwgO226+f33JsVQcY:I3fOeIv54W6SFKfc9me9v9/JsV

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/1524-1-0x0000000075200000-0x0000000075230000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2552 1524 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2552	1524	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2488 wrote to memory of 1524	2488	rundll32.exe	rundll32.exe
PID 2488 wrote to memory of 1524	2488	rundll32.exe	rundll32.exe
PID 2488 wrote to memory of 1524	2488	rundll32.exe	rundll32.exe
PID 2488 wrote to memory of 1524	2488	rundll32.exe	rundll32.exe
PID 2488 wrote to memory of 1524	2488	rundll32.exe	rundll32.exe
PID 2488 wrote to memory of 1524	2488	rundll32.exe	rundll32.exe
PID 2488 wrote to memory of 1524	2488	rundll32.exe	rundll32.exe
PID 1524 wrote to memory of 2552	1524	rundll32.exe	WerFault.exe
PID 1524 wrote to memory of 2552	1524	rundll32.exe	WerFault.exe
PID 1524 wrote to memory of 2552	1524	rundll32.exe	WerFault.exe
PID 1524 wrote to memory of 2552	1524	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e3257376c683599068fa53563a94b1de_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2488

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e3257376c683599068fa53563a94b1de_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1524 -s 288
3⤵
- Program crash
PID:2552

MITRE ATT&CK Matrix

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Downloads

memory/1524-1-0x0000000075200000-0x0000000075230000-memory.dmp

Filesize
192KB

Download
memory/1524-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download