dridex | 4e1caa508cafd21eb469c6d9da1a2303c27e92bd1873cdf6ddee0e1fabdda525

Analysis

max time kernel
40s
max time network
110s
platform
windows10_x64
resource
win10v20201028
submitted
18/03/2021, 02:28

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
4e1caa508cafd21eb469c6d9da1a2303c27e92bd1873cdf6ddee0e1fabdda525.dll
Size 208KB
Sample210318-cl4fpba73x
SHA256 4e1caa508cafd21eb469c6d9da1a2303c27e92bd1873cdf6ddee0e1fabdda525
MD5 badfbbf4de8a3dab770a0bad06da53f9
SHA1 a39fbcfe64e5ee163879079a9432507ec0568ae0
SHA512 869fa06069e1199c297f70a90c5f014d1b588de954882f7baa82e100ca84a7b38c6438a81ee8ca220413e992780314410ac893cc858337c1dea769675d1236ed
MD5 SHA1 SHA512

Score

10^/10

dridex 111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

77.220.64.137:443
66.228.134.180:6601
199.204.214.26:7073

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/1152-3-0x00000000739C0000-0x00000000739F6000-memory.dmp	dridex_ldr
behavioral2/memory/1152-5-0x00000000739C0000-0x00000000739E1000-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 580 wrote to memory of 1152	580	rundll32.exe	71
PID 580 wrote to memory of 1152	580	rundll32.exe	71
PID 580 wrote to memory of 1152	580	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4e1caa508cafd21eb469c6d9da1a2303c27e92bd1873cdf6ddee0e1fabdda525.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:580
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4e1caa508cafd21eb469c6d9da1a2303c27e92bd1873cdf6ddee0e1fabdda525.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1152

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/1152-3-0x00000000739C0000-0x00000000739F6000-memory.dmp

Download

memory/1152-4-0x0000000002DB0000-0x0000000002DB6000-memory.dmp

Download

memory/1152-5-0x00000000739C0000-0x00000000739E1000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads