dridex | ea89e7a4f0fcd01664ca8e14ae5e4e6e20b625a645a0c9afa47bd13a1975bcbc

Analysis

max time kernel
93s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05-09-2024 06:56

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General

Target

d5fab583882ed838d1e98c5065bb13c0N.dll
Size

188KB
MD5

d5fab583882ed838d1e98c5065bb13c0
SHA1

b6daf6e3d03002691326b7bb8bab61a80dd6b462
SHA256

ea89e7a4f0fcd01664ca8e14ae5e4e6e20b625a645a0c9afa47bd13a1975bcbc
SHA512

f1c3bb9632f8233d41cba684317ee16c43b732da3ecfad66b7292b19c4dc74bfde790b8040b50688ba43a604b024da3ce5fd3d301def703695eaed6a8392d500
SSDEEP

3072:vteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzy9qM:3q7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/4224-1-0x0000000075420000-0x0000000075450000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4072	4224	WerFault.exe	84

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3684 wrote to memory of 4224	3684	rundll32.exe	84
PID 3684 wrote to memory of 4224	3684	rundll32.exe	84
PID 3684 wrote to memory of 4224	3684	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d5fab583882ed838d1e98c5065bb13c0N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3684
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d5fab583882ed838d1e98c5065bb13c0N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4224
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4224 -s 692
    3⤵
    - Program crash
    PID:4072

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4224 -ip 4224
1⤵
PID:4944

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4224-0-0x0000000002460000-0x0000000002466000-memory.dmp

Filesize
24KB

Download
memory/4224-1-0x0000000075420000-0x0000000075450000-memory.dmp

Filesize
192KB

Download
memory/4224-3-0x0000000002460000-0x0000000002466000-memory.dmp

Filesize
24KB

Download