dridex | db3ed4d737b057e179a7a1bbc64f63c2e819d589fe2747b753483d887b3bab27

Analysis

max time kernel
141s
max time network
124s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
20-03-2024 14:04

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General

Target

d8fc497f508d9770773a3dee816c68cb.dll
Size

184KB
MD5

d8fc497f508d9770773a3dee816c68cb
SHA1

cdcdfb8443a14b99f1c0de5fb2c658ac3c91138e
SHA256

db3ed4d737b057e179a7a1bbc64f63c2e819d589fe2747b753483d887b3bab27
SHA512

d2ed67cfee2725a8453ca3057c2707836833c55899a3e94375e9b002ebc7a94b39b2f28b32ac21d8540811697f01fbc7cccd57689fa5f0a2a376eb6225c6e59c
SSDEEP

3072:Jhd6lp2ffOeP3gv+i4W63iFfKfXM9mQltYwgO226+f33JXVQcY:J3fOeIv54W6SFKfc9me9v9/JXV

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/1840-0-0x0000000074E40000-0x0000000074E70000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2584 1840 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2584	1840	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2260 wrote to memory of 1840	2260	rundll32.exe	rundll32.exe
PID 2260 wrote to memory of 1840	2260	rundll32.exe	rundll32.exe
PID 2260 wrote to memory of 1840	2260	rundll32.exe	rundll32.exe
PID 2260 wrote to memory of 1840	2260	rundll32.exe	rundll32.exe
PID 2260 wrote to memory of 1840	2260	rundll32.exe	rundll32.exe
PID 2260 wrote to memory of 1840	2260	rundll32.exe	rundll32.exe
PID 2260 wrote to memory of 1840	2260	rundll32.exe	rundll32.exe
PID 1840 wrote to memory of 2584	1840	rundll32.exe	WerFault.exe
PID 1840 wrote to memory of 2584	1840	rundll32.exe	WerFault.exe
PID 1840 wrote to memory of 2584	1840	rundll32.exe	WerFault.exe
PID 1840 wrote to memory of 2584	1840	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d8fc497f508d9770773a3dee816c68cb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2260

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d8fc497f508d9770773a3dee816c68cb.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1840

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1840 -s 280
3⤵
- Program crash
PID:2584

MITRE ATT&CK Matrix

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Downloads

memory/1840-0-0x0000000074E40000-0x0000000074E70000-memory.dmp

Filesize
192KB

Download
memory/1840-2-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download