dridex | f870b161c1a77adc36e12ccacf930797f31433c4bab60826b09353e231e45fbe

Analysis

max time kernel
27s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
16/04/2021, 07:04

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
f870b161c1a77adc36e12ccacf930797f31433c4bab60826b09353e231e45fbe.dll
Size 158KB
Sample210416-sml33p2lls
SHA256 f870b161c1a77adc36e12ccacf930797f31433c4bab60826b09353e231e45fbe
MD5 9c227a3395d7572a8c6c6e9020c4b402
SHA1 127bbc440c7bcdb2b68338b4de321595623acbae
SHA512 8633290648db6a6195e7701a7f9bb87fd56528f0771205ce0981f1256f115aa5eb88a5ade8a09ca6d5ff5d72504edc1feb4edede65238f12b7895eec44e7fbe2
MD5 SHA1 SHA512

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443
72.249.22.245:2303
188.40.137.206:8172

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/500-115-0x0000000073890000-0x00000000738BD000-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 776 wrote to memory of 500	776	rundll32.exe	70
PID 776 wrote to memory of 500	776	rundll32.exe	70
PID 776 wrote to memory of 500	776	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f870b161c1a77adc36e12ccacf930797f31433c4bab60826b09353e231e45fbe.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:776
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f870b161c1a77adc36e12ccacf930797f31433c4bab60826b09353e231e45fbe.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:500

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/500-115-0x0000000073890000-0x00000000738BD000-memory.dmp

Download

memory/500-117-0x00000000001F0000-0x00000000001F6000-memory.dmp