dridex | e72ea0f72bef28c405a90bc7f72de80dee20bfe9adfb7a80123d4e1dd4bf2674

Analysis

max time kernel
28s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
16/04/2021, 09:27

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General

Target
e72ea0f72bef28c405a90bc7f72de80dee20bfe9adfb7a80123d4e1dd4bf2674.dll
Size 162KB
Sample210416-snxercfyfs
SHA256 e72ea0f72bef28c405a90bc7f72de80dee20bfe9adfb7a80123d4e1dd4bf2674
MD5 083ac37e97a13fc263a66a016132577c
SHA1 26399413d39a2a18cf303f5ef306ad08e5942057
SHA512 1acf99106ef81c17114cc2cd7a439895cb42da07e81b0e9b4827087086040ad0a58dbe1f907e2b3b1279f5af53e3443cd67d5181608a4f6dedda1755a6294290
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/1744-115-0x0000000073FB0000-0x0000000073FDE000-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 640 wrote to memory of 1744	640	rundll32.exe	71
PID 640 wrote to memory of 1744	640	rundll32.exe	71
PID 640 wrote to memory of 1744	640	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e72ea0f72bef28c405a90bc7f72de80dee20bfe9adfb7a80123d4e1dd4bf2674.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:640
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e72ea0f72bef28c405a90bc7f72de80dee20bfe9adfb7a80123d4e1dd4bf2674.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1744

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/1744-115-0x0000000073FB0000-0x0000000073FDE000-memory.dmp

Download

memory/1744-117-0x00000000031A0000-0x00000000031A6000-memory.dmp