dridex | 36ec4ff014348351d84e374c4b80294032d55a00562f29bc86e3ee775e4e052e

Analysis

max time kernel
24s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
15/04/2021, 00:35

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General

Target
36ec4ff014348351d84e374c4b80294032d55a00562f29bc86e3ee775e4e052e.dll
Size 162KB
Sample210415-ag8tm9e816
SHA256 36ec4ff014348351d84e374c4b80294032d55a00562f29bc86e3ee775e4e052e
MD5 b8fbde24ba289dc5ce62a96080dade6a
SHA1 229156af7957287a08d4bd534a6ad295064a9fc0
SHA512 e0cc7884af06e2262389bf28fa8163e03ab8571c6ddc7d6936b9f1c6ce3130c6dbe57bb97bb2a06ea200c671081444cf7e616eabea443b092bad80093245d9a3
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/4856-115-0x0000000073880000-0x00000000738AE000-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 4804 wrote to memory of 4856	4804	rundll32.exe	69
PID 4804 wrote to memory of 4856	4804	rundll32.exe	69
PID 4804 wrote to memory of 4856	4804	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\36ec4ff014348351d84e374c4b80294032d55a00562f29bc86e3ee775e4e052e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4804
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\36ec4ff014348351d84e374c4b80294032d55a00562f29bc86e3ee775e4e052e.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4856

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/4856-115-0x0000000073880000-0x00000000738AE000-memory.dmp

Download

memory/4856-117-0x0000000002FF0000-0x0000000002FF6000-memory.dmp