dridex | f8ed0dc1c97b984ecb83211b44edff57f2e053b3e2a5b5866fc96a8aeb0ec7db

Analysis

max time kernel
93s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-12-2024 16:14

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General

Target

f8ed0dc1c97b984ecb83211b44edff57f2e053b3e2a5b5866fc96a8aeb0ec7db.dll
Size

188KB
MD5

84c74f9c2b6e015896d124906efd48f8
SHA1

c756e07d42a0660eb0da3daf33fcb9a0e3362e72
SHA256

f8ed0dc1c97b984ecb83211b44edff57f2e053b3e2a5b5866fc96a8aeb0ec7db
SHA512

fcf39c26f3e991b458b14b5bc6cf7cd4cf8cc5cff94db350b63b66b72082fbbb0694585700307d832b1e3e0a6331c8e1bb0b08028ffb9fc1a5c42821b11a33fd
SSDEEP

3072:CteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzp9qM:qq7fYIHBZkTB6DWruUCOwjt

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 family
dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/5020-1-0x0000000075500000-0x0000000075530000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
216	5020	WerFault.exe	83

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 2808 wrote to memory of 5020	2808	rundll32.exe	83
PID 2808 wrote to memory of 5020	2808	rundll32.exe	83
PID 2808 wrote to memory of 5020	2808	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f8ed0dc1c97b984ecb83211b44edff57f2e053b3e2a5b5866fc96a8aeb0ec7db.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f8ed0dc1c97b984ecb83211b44edff57f2e053b3e2a5b5866fc96a8aeb0ec7db.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5020
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5020 -s 692
    3⤵
    - Program crash
    PID:216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 5020 -ip 5020
1⤵
PID:3708

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/5020-0-0x0000000000E00000-0x0000000000E06000-memory.dmp

Filesize
24KB

Download
memory/5020-1-0x0000000075500000-0x0000000075530000-memory.dmp

Filesize
192KB

Download
memory/5020-3-0x0000000000E00000-0x0000000000E06000-memory.dmp

Filesize
24KB

Download