dridex | 6936db50759ed78bfcd7cccfea71eecf0f56dcca65469179cf9c39e1fb7727c5

Analysis

max time kernel
34s
max time network
120s
platform
windows10_x64
resource
win10v20210410
submitted
16/04/2021, 11:27

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General

Target
6936db50759ed78bfcd7cccfea71eecf0f56dcca65469179cf9c39e1fb7727c5.dll
Size 162KB
Sample210416-ed7lvpbm3x
SHA256 6936db50759ed78bfcd7cccfea71eecf0f56dcca65469179cf9c39e1fb7727c5
MD5 94241b992dbe6415a664333eb5cd492e
SHA1 492af2bad91ed5a676467ba4c0de9930c7c4b65e
SHA512 835583aec619ff486d9b18775f6eb621b9b2eb53f3bdf40e4276d1a5e2d283e59cf3490386f7b2879183f6800fe1ad54f9c8ac9852c55f443af2825a167b7d0b
MD5 SHA1 SHA512

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443
172.93.133.123:2303
108.168.61.147:8172

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/3184-115-0x00000000736D0000-0x00000000736FE000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3560 wrote to memory of 3184	3560	rundll32.exe	72
PID 3560 wrote to memory of 3184	3560	rundll32.exe	72
PID 3560 wrote to memory of 3184	3560	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6936db50759ed78bfcd7cccfea71eecf0f56dcca65469179cf9c39e1fb7727c5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3560
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6936db50759ed78bfcd7cccfea71eecf0f56dcca65469179cf9c39e1fb7727c5.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3184

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3184-115-0x00000000736D0000-0x00000000736FE000-memory.dmp

Download

memory/3184-117-0x0000000000600000-0x000000000074A000-memory.dmp