dridex | 004ec181e152e3428bc6a9e99fc3ed3753d881e0b44bb87b05bc3a4ddf371952

Analysis

max time kernel
149s
max time network
151s
platform
windows10_x64
resource
win10v20210410
submitted
18/04/2021, 08:27

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General

Target
004ec181e152e3428bc6a9e99fc3ed3753d881e0b44bb87b05bc3a4ddf371952.dll
Size 162KB
Sample210418-t9wsdd3ken
SHA256 004ec181e152e3428bc6a9e99fc3ed3753d881e0b44bb87b05bc3a4ddf371952
MD5 c0e14a9f49fa8aed8cc84cddc2dfcc19
SHA1 8f79794da997c46969e25bb516a3deef2566842f
SHA512 9cac469198267332909fd7a2afb5ce0136f061b898a4d28448b99622c4dff40d15b0e49169341bddba6169469cd46729c57cc83ba584f8468780541fda86c70d
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/3756-115-0x0000000073AA0000-0x0000000073ACE000-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 2016 wrote to memory of 3756	2016	rundll32.exe	70
PID 2016 wrote to memory of 3756	2016	rundll32.exe	70
PID 2016 wrote to memory of 3756	2016	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\004ec181e152e3428bc6a9e99fc3ed3753d881e0b44bb87b05bc3a4ddf371952.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\004ec181e152e3428bc6a9e99fc3ed3753d881e0b44bb87b05bc3a4ddf371952.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3756

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/3756-115-0x0000000073AA0000-0x0000000073ACE000-memory.dmp

Download

memory/3756-117-0x0000000002C80000-0x0000000002DCA000-memory.dmp