dridex | 81a509915d240010326dae2581c7e584304c5a4f0f02d9ed4d9270e4193e83b1 | Triage

Analysis

max time kernel
150s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
26-06-2022 05:28

Sharing

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General

Target

dfbaq8x5.dll
Size

525KB
MD5

eb477791471e3b4379f816cbf7bc7a56
SHA1

5ec761e52521bda659646ca1bb5cad605b3a98d3
SHA256

81a509915d240010326dae2581c7e584304c5a4f0f02d9ed4d9270e4193e83b1
SHA512

ed5d38339d0344b664e894fba4d0321b81f472556194f00287b684aa025bcaae210efbfecaa342e83a88d0729f8219950d45f4ebb9096f98f21142b025a6209c

Score

10^/10

dridex 10444 botnet

Malware Config

Extracted

Family

dridex

Botnet

10444

C2

169.255.216.36:443

138.201.138.91:3389

89.174.36.41:4643

87.106.89.36:3389

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 2504 wrote to memory of 1920	2504	rundll32.exe	rundll32.exe
PID 2504 wrote to memory of 1920	2504	rundll32.exe	rundll32.exe
PID 2504 wrote to memory of 1920	2504	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dfbaq8x5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2504

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dfbaq8x5.dll,#1
2⤵
PID:1920

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1920-130-0x0000000000000000-mapping.dmp

Download
memory/1920-131-0x0000000002E50000-0x0000000002EDD000-memory.dmp

Filesize
564KB

Download
memory/1920-132-0x0000000002F10000-0x0000000002F4D000-memory.dmp

Filesize
244KB

Download
memory/1920-133-0x0000000002F10000-0x0000000002F4D000-memory.dmp

Filesize
244KB

Download