dridex | 3739d6dfdd6a52951b2a44b2b1c5d0f9486c2df83b789d7e7ab76264d2d5dcde

Analysis

max time kernel
65s
max time network
47s
platform
windows7_x64
resource
win7-20220414-en
submitted
26-06-2022 06:14

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General

Target

VYVNqLNFQDkkklgbtq.dll
Size

512KB
MD5

2244cac9d905d4fc819116ba4289da7c
SHA1

e28f4b17fd82f9e0e0f92699820e43ff38630403
SHA256

3739d6dfdd6a52951b2a44b2b1c5d0f9486c2df83b789d7e7ab76264d2d5dcde
SHA512

e2cdac46b06a926fad78304fa6c43e940e649b257661eeaeaae53d25a7a5d8250e701a6a9e9cc0f609546da58fca5e81b81d9cb59fbe6690eded4a8f0bee95c4

Score

10^/10

dridex 22203 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22203

51.159.52.196:443

134.209.247.135:6602

194.233.68.48:5228

89.31.56.58:593

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/828-56-0x0000000074A50000-0x0000000074AD1000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2000 828 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2000	828	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1052 wrote to memory of 828	1052	rundll32.exe	rundll32.exe
PID 1052 wrote to memory of 828	1052	rundll32.exe	rundll32.exe
PID 1052 wrote to memory of 828	1052	rundll32.exe	rundll32.exe
PID 1052 wrote to memory of 828	1052	rundll32.exe	rundll32.exe
PID 1052 wrote to memory of 828	1052	rundll32.exe	rundll32.exe
PID 1052 wrote to memory of 828	1052	rundll32.exe	rundll32.exe
PID 1052 wrote to memory of 828	1052	rundll32.exe	rundll32.exe
PID 828 wrote to memory of 2000	828	rundll32.exe	WerFault.exe
PID 828 wrote to memory of 2000	828	rundll32.exe	WerFault.exe
PID 828 wrote to memory of 2000	828	rundll32.exe	WerFault.exe
PID 828 wrote to memory of 2000	828	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\VYVNqLNFQDkkklgbtq.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1052

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\VYVNqLNFQDkkklgbtq.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:828

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 828 -s 300
3⤵
- Program crash
PID:2000

MITRE ATT&CK Matrix

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Downloads

memory/828-54-0x0000000000000000-mapping.dmp

Download
memory/828-55-0x00000000750C1000-0x00000000750C3000-memory.dmp

Filesize
8KB

Download
memory/828-56-0x0000000074A50000-0x0000000074AD1000-memory.dmp

Filesize
516KB

Download
memory/828-58-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2000-59-0x0000000000000000-mapping.dmp

Download