dridex | 315683871ed6f99d30528a063efa075f7dfdadf9533603b3cc829fe1bd605a5e

Analysis

max time kernel
123s
max time network
123s
platform
windows10_x64
resource
win10v20210410
submitted
03/05/2021, 01:02

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General

Target
bee29f97_by_Libranalysis.dll
Size 158KB
Sample210503-q2slmgvb76
SHA256 315683871ed6f99d30528a063efa075f7dfdadf9533603b3cc829fe1bd605a5e
MD5 bee29f9778c7a526c80ad80e81ece9e2
SHA1 bf150ff2f287252747827f203e74fe62e1f4bfcd
SHA512 2f1f03982e866dc1a2977ca33c71d20d5c203725d78e037130647ac95b9299ff1c5aa17d2fff7e5d82a5a95364a80a67e322695cb4c249a321534a775304e24a
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/3748-115-0x00000000739B0000-0x00000000739DD000-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 1808 wrote to memory of 3748	1808	rundll32.exe	70
PID 1808 wrote to memory of 3748	1808	rundll32.exe	70
PID 1808 wrote to memory of 3748	1808	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bee29f97_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bee29f97_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3748

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/3748-115-0x00000000739B0000-0x00000000739DD000-memory.dmp

Download

memory/3748-117-0x0000000000770000-0x00000000008BA000-memory.dmp