dridex | f5951b345050e10fa0d3b70b42e6b56d5a720a7a67c381345e33c145e2ba2452 | Triage

Analysis

max time kernel
91s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
26-06-2022 05:21

Sharing

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General

Target

b1554blb.dll
Size

539KB
MD5

1ba0b20a2d03d8af03a7faa42b06417f
SHA1

4c528bb2afd93d8cb1199d05dc33d77e08f0ee88
SHA256

f5951b345050e10fa0d3b70b42e6b56d5a720a7a67c381345e33c145e2ba2452
SHA512

5447e2424e0beeace8c1d3de285fcd841b184e9ed1b3035334fd3005399aa0947b5688a22754b9114ff3f9444906481a519477fbd9cfdb17f23136ad14f6eef3

Score

10^/10

dridex 10444 botnet

Malware Config

Extracted

Family

dridex

Botnet

10444

C2

162.241.44.26:9443

192.232.229.53:4443

77.220.64.34:443

193.90.12.121:3098

rc4.plain

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 4708 wrote to memory of 2128	4708	rundll32.exe	rundll32.exe
PID 4708 wrote to memory of 2128	4708	rundll32.exe	rundll32.exe
PID 4708 wrote to memory of 2128	4708	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b1554blb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4708

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b1554blb.dll,#1
2⤵
PID:2128

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2128-130-0x0000000000000000-mapping.dmp

Download
memory/2128-131-0x0000000010000000-0x000000001008B000-memory.dmp

Filesize
556KB

Download
memory/2128-132-0x0000000010000000-0x000000001008B000-memory.dmp

Filesize
556KB

Download
memory/2128-133-0x0000000002D20000-0x0000000002D9C000-memory.dmp

Filesize
496KB

Download
memory/2128-134-0x0000000002E60000-0x0000000002E9D000-memory.dmp

Filesize
244KB

Download