dridex | 9baf4f95e87537076591ed3feb129d9f195aa19c5eb1ef02ffee390c7e6deb1d

Analysis

max time kernel
141s
max time network
120s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
20-04-2024 02:12

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General

Target

fbb2ee9480814d45ca604ff2eaa20474_JaffaCakes118.dll
Size

184KB
MD5

fbb2ee9480814d45ca604ff2eaa20474
SHA1

b86215e371b6d933cbf4eba8954a76840383d157
SHA256

9baf4f95e87537076591ed3feb129d9f195aa19c5eb1ef02ffee390c7e6deb1d
SHA512

618df52d64f6fe935af80fe07e19c63458835f5f1aa92f2dbd52943c90aa080aa2731e7ff5fa49a22c1d88e0526c06ec005e8358c546d8a0068c54ab1c6e97bc
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/2336-0-0x0000000074990000-0x00000000749C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2328 2336 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2328	2336	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2752 wrote to memory of 2336	2752	rundll32.exe	rundll32.exe
PID 2752 wrote to memory of 2336	2752	rundll32.exe	rundll32.exe
PID 2752 wrote to memory of 2336	2752	rundll32.exe	rundll32.exe
PID 2752 wrote to memory of 2336	2752	rundll32.exe	rundll32.exe
PID 2752 wrote to memory of 2336	2752	rundll32.exe	rundll32.exe
PID 2752 wrote to memory of 2336	2752	rundll32.exe	rundll32.exe
PID 2752 wrote to memory of 2336	2752	rundll32.exe	rundll32.exe
PID 2336 wrote to memory of 2328	2336	rundll32.exe	WerFault.exe
PID 2336 wrote to memory of 2328	2336	rundll32.exe	WerFault.exe
PID 2336 wrote to memory of 2328	2336	rundll32.exe	WerFault.exe
PID 2336 wrote to memory of 2328	2336	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fbb2ee9480814d45ca604ff2eaa20474_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2752

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fbb2ee9480814d45ca604ff2eaa20474_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2336

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2336 -s 280
3⤵
- Program crash
PID:2328

MITRE ATT&CK Matrix

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Downloads

memory/2336-0-0x0000000074990000-0x00000000749C0000-memory.dmp

Filesize
192KB

Download
memory/2336-2-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

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