dridex | 9482fcf75af519ff777bfe0076ceea743544ca7054e4bc93bc6cd3dbfb4da194

Analysis

max time kernel
26s
max time network
122s
platform
windows10_x64
resource
win10v20210408
submitted
19-06-2021 08:17

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General

Target

9482fcf75af519ff777bfe0076ceea743544ca7054e4bc93bc6cd3dbfb4da194.dll
Size

158KB
MD5

291810ed9943997436cb86086e5f390e
SHA1

08e4bafe6c0aa87e89ca41a920f543a295fa6c93
SHA256

9482fcf75af519ff777bfe0076ceea743544ca7054e4bc93bc6cd3dbfb4da194
SHA512

b14e2213cc656a65a73ce954c2a6bc72c973eb46459ed7b295447b5f78b27aa370dc3a441b699b4e8dcc6bd411a37fb1f00f82e95924602d0ea6b1c853104df1

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

Processes:

resource	yara_rule
behavioral1/memory/4016-115-0x0000000073560000-0x000000007358D000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3492 wrote to memory of 4016	3492	rundll32.exe	rundll32.exe
PID 3492 wrote to memory of 4016	3492	rundll32.exe	rundll32.exe
PID 3492 wrote to memory of 4016	3492	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9482fcf75af519ff777bfe0076ceea743544ca7054e4bc93bc6cd3dbfb4da194.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3492
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9482fcf75af519ff777bfe0076ceea743544ca7054e4bc93bc6cd3dbfb4da194.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4016

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/4016-114-0x0000000000000000-mapping.dmp

Download
memory/4016-115-0x0000000073560000-0x000000007358D000-memory.dmp

Filesize
180KB

Download
memory/4016-117-0x0000000003340000-0x000000000348A000-memory.dmp

Filesize
1.3MB

Download