dridex | 06f1663923bf4ae541a6a84b52e8dda9063fef88545a399d60eaa0fb3f9117c4

Analysis

max time kernel
145s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
14/03/2024, 14:06

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General

Target
c8cd684fc4c6eed4c92b812f7f7675f3.dll
Size 188KB
Sample240314-remvlsgb49
SHA256 06f1663923bf4ae541a6a84b52e8dda9063fef88545a399d60eaa0fb3f9117c4
MD5 c8cd684fc4c6eed4c92b812f7f7675f3
SHA1 186997b40dd510b009c7ae2ac0ab109db5594d28
SHA512 e2a9d4b553ae6c3e46af4bfc49701e195aa1fc9a57e1e8def925a032c53f1c08e00be8038bae68d9862fd84e53933268751c4a84e9b9008ae295c1bf937a093e
SSDEEP 3072:5A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAovo:5zIqATVfQeV2FZalKq6jtGJWuTmd
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443
54.39.98.141:6602
103.109.247.8:10443

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

resource	yara_rule
behavioral2/memory/4928-0-0x00000000750C0000-0x00000000750F0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4172	4928	WerFault.exe	85

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3408 wrote to memory of 4928	3408	rundll32.exe	85
PID 3408 wrote to memory of 4928	3408	rundll32.exe	85
PID 3408 wrote to memory of 4928	3408	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c8cd684fc4c6eed4c92b812f7f7675f3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3408
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c8cd684fc4c6eed4c92b812f7f7675f3.dll,#1
  2⤵
  PID:4928
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4928 -s 692
    3⤵
    - Program crash
    PID:4172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4928 -ip 4928
1⤵
PID:3904

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4928-0-0x00000000750C0000-0x00000000750F0000-memory.dmp

Download

memory/4928-1-0x0000000002030000-0x0000000002036000-memory.dmp