dridex | ea59f678351731ff7b2acdb2675b1296ed330aa4197c5bc6a07c351a5bfeb70f

Analysis

max time kernel
35s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
15/04/2021, 10:00

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General

Target
ea59f678351731ff7b2acdb2675b1296ed330aa4197c5bc6a07c351a5bfeb70f.dll
Size 158KB
Sample210415-8e99l6tkce
SHA256 ea59f678351731ff7b2acdb2675b1296ed330aa4197c5bc6a07c351a5bfeb70f
MD5 508d8517807f80ff9c85b4e547bb499b
SHA1 82c825371bab6fa6eb17bc85492de15c4a72580f
SHA512 47b70b70bcfceb17f3c6d88a5e43130b40ca868d7cf7525e921c7a75b402082ccf7aa9b73c77908e488cbc1d4de3814bbe74aa354d4ad0e3cad6ffb2d5f8f3fd
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/1820-115-0x0000000073F10000-0x0000000073F3D000-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 364 wrote to memory of 1820	364	rundll32.exe	70
PID 364 wrote to memory of 1820	364	rundll32.exe	70
PID 364 wrote to memory of 1820	364	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ea59f678351731ff7b2acdb2675b1296ed330aa4197c5bc6a07c351a5bfeb70f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:364
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ea59f678351731ff7b2acdb2675b1296ed330aa4197c5bc6a07c351a5bfeb70f.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1820

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/1820-115-0x0000000073F10000-0x0000000073F3D000-memory.dmp

Download

memory/1820-117-0x0000000002980000-0x0000000002986000-memory.dmp