dridex | 3138101d0a4c8852128324c87b84211befca635b468e6bed5f43f743265f44c7

Analysis

max time kernel
100s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
30-08-2024 22:46

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General

Target

9c8844bec5cbbff76657a6654ace76e0N.dll
Size

188KB
MD5

9c8844bec5cbbff76657a6654ace76e0
SHA1

db730667f73d10dc904bac8678d6194db7c60b85
SHA256

3138101d0a4c8852128324c87b84211befca635b468e6bed5f43f743265f44c7
SHA512

41cda07ef344017fd5725968f30d439be10fb13d2e8b62f6328766459d1f5b3d51867042ea4fc934df900460ae3e200301e5076c5cbe1834e6e59f4e4668b8ae
SSDEEP

3072:2A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoLo:2zIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery 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/4556-1-0x0000000074E90000-0x0000000074EC0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
384	4556	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 4088 wrote to memory of 4556	4088	rundll32.exe	84
PID 4088 wrote to memory of 4556	4088	rundll32.exe	84
PID 4088 wrote to memory of 4556	4088	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9c8844bec5cbbff76657a6654ace76e0N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4088
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9c8844bec5cbbff76657a6654ace76e0N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4556
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4556 -s 692
    3⤵
    - Program crash
    PID:384

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4556 -ip 4556
1⤵
PID:1168

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

Replay Monitor

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Downloads

memory/4556-0-0x00000000008D0000-0x00000000008D6000-memory.dmp

Filesize
24KB

Download
memory/4556-1-0x0000000074E90000-0x0000000074EC0000-memory.dmp

Filesize
192KB

Download
memory/4556-3-0x00000000008D0000-0x00000000008D6000-memory.dmp

Filesize
24KB

Download