dridex | 3c1216e294eaa9b3b5f1476ee5bc9a57045cf8c0ae987430f492f769cbb74c4d

Analysis

max time kernel
93s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
17/03/2024, 01:43

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General

Target
cf9c22441d13c7a65e03c4109e09005a.dll
Size 188KB
Sample240317-b5dfvsbg5z
SHA256 3c1216e294eaa9b3b5f1476ee5bc9a57045cf8c0ae987430f492f769cbb74c4d
MD5 cf9c22441d13c7a65e03c4109e09005a
SHA1 15e85c67b4d06218c7343893ae040543b9314443
SHA512 fddd4286eec01f55852171f7a9cef018e5e1d26e8e17b4ba8e7de5cea7936b6087a487d2265c05c662a5fd57dfaea7712ef607b2ccb28ad145a3e3c9bf72069d
SSDEEP 3072:FA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAomo:FzIqATVfQeV2FZalKq6jtGJWuTmd
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/2248-0-0x0000000074F60000-0x0000000074F90000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1584	2248	WerFault.exe	85

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2312 wrote to memory of 2248	2312	rundll32.exe	85
PID 2312 wrote to memory of 2248	2312	rundll32.exe	85
PID 2312 wrote to memory of 2248	2312	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cf9c22441d13c7a65e03c4109e09005a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2312
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\cf9c22441d13c7a65e03c4109e09005a.dll,#1
  2⤵
  PID:2248
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2248 -s 692
    3⤵
    - Program crash
    PID:1584

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2248 -ip 2248
1⤵
PID:4440

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2248-0-0x0000000074F60000-0x0000000074F90000-memory.dmp

Download

memory/2248-1-0x0000000000990000-0x0000000000996000-memory.dmp