dridex | b52b64c2e03936b87604cb3b5232180ffd2beca6111d15d7cc0a0456904b57b3

Analysis

max time kernel
21s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
17/04/2021, 10:07

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
b52b64c2e03936b87604cb3b5232180ffd2beca6111d15d7cc0a0456904b57b3.dll
Size 162KB
Sample210417-vb3kb34c6n
SHA256 b52b64c2e03936b87604cb3b5232180ffd2beca6111d15d7cc0a0456904b57b3
MD5 4bb42dfbe820741a2164d6bb162faea2
SHA1 9af2c9cd8de0ce09ad1bd035ebc096610a3fb661
SHA512 a622f4476d1f823efedd46e9ac7d572f31850114ceffb0c2d2926784a9650de44e9c13bfebec212a6928fd4baef55336855a77cf7056993329d3a119b9d9f612
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/3772-115-0x00000000739D0000-0x00000000739FE000-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 3904 wrote to memory of 3772	3904	rundll32.exe	64
PID 3904 wrote to memory of 3772	3904	rundll32.exe	64
PID 3904 wrote to memory of 3772	3904	rundll32.exe	64

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b52b64c2e03936b87604cb3b5232180ffd2beca6111d15d7cc0a0456904b57b3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3904
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b52b64c2e03936b87604cb3b5232180ffd2beca6111d15d7cc0a0456904b57b3.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3772

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

Loading Replay Monitor...

Downloads

memory/3772-115-0x00000000739D0000-0x00000000739FE000-memory.dmp

Download

memory/3772-117-0x0000000002BF0000-0x0000000002BF6000-memory.dmp