dridex | 40c2523c77ab0e7fd8400dd72af1d924fccb9bc08009686b0ee3f9f7b198cec9

Analysis

max time kernel
156s
max time network
135s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
21-03-2024 12:54

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General

Target

dbaca99499efcc1f92ab015f3d943842.dll
Size

184KB
MD5

dbaca99499efcc1f92ab015f3d943842
SHA1

87c1131c501db64ffb7bfa6009314e48877b07af
SHA256

40c2523c77ab0e7fd8400dd72af1d924fccb9bc08009686b0ee3f9f7b198cec9
SHA512

f5106a7e961b4c14f473bee49d0c8ff29b55cc2e415fa606a35a4d5ddb27144f9576ab5cd8532b2f5f305de63903e5237c429ee204b106c0fc3fce8b03821cb0
SSDEEP

3072:Uhd6lp2ffOeP3gv+i4W63iFfKfXM9mQltYwgO226+f33JSVQcY:U3fOeIv54W6SFKfc9me9v9/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/2336-0-0x0000000074610000-0x0000000074640000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2556 2336 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2556	2336	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2292 wrote to memory of 2336	2292	rundll32.exe	rundll32.exe
PID 2292 wrote to memory of 2336	2292	rundll32.exe	rundll32.exe
PID 2292 wrote to memory of 2336	2292	rundll32.exe	rundll32.exe
PID 2292 wrote to memory of 2336	2292	rundll32.exe	rundll32.exe
PID 2292 wrote to memory of 2336	2292	rundll32.exe	rundll32.exe
PID 2292 wrote to memory of 2336	2292	rundll32.exe	rundll32.exe
PID 2292 wrote to memory of 2336	2292	rundll32.exe	rundll32.exe
PID 2336 wrote to memory of 2556	2336	rundll32.exe	WerFault.exe
PID 2336 wrote to memory of 2556	2336	rundll32.exe	WerFault.exe
PID 2336 wrote to memory of 2556	2336	rundll32.exe	WerFault.exe
PID 2336 wrote to memory of 2556	2336	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dbaca99499efcc1f92ab015f3d943842.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2292

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dbaca99499efcc1f92ab015f3d943842.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2336

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2336 -s 288
3⤵
- Program crash
PID:2556

MITRE ATT&CK Matrix

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Downloads

memory/2336-0-0x0000000074610000-0x0000000074640000-memory.dmp

Filesize
192KB

Download
memory/2336-1-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download