dridex | acae39e23c34cafaebca0dea63dc1a5a52bb7af5c934897a01f12122616a5046

Analysis

max time kernel
39s
max time network
46s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 18:09

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General

Target

acae39e23c34cafaebca0dea63dc1a5a52bb7af5c934897a01f12122616a5046.dll
Size

157KB
MD5

4d23213bd0a75efce88376bdbb4c569a
SHA1

d6ae51084aad3258c2eb08f5b17e801014be2188
SHA256

acae39e23c34cafaebca0dea63dc1a5a52bb7af5c934897a01f12122616a5046
SHA512

0059276e25c70cfe29e96a5cf297e75b2bd767d3b892bcc8653e67593e32c8e6844f1162bccd8b70d9dd07618a52bd284ebbd6b4e54de9b6b1136d73ef341671

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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/508-115-0x00000000735F0000-0x000000007361D000-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 604 wrote to memory of 508	604	rundll32.exe	rundll32.exe
PID 604 wrote to memory of 508	604	rundll32.exe	rundll32.exe
PID 604 wrote to memory of 508	604	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\acae39e23c34cafaebca0dea63dc1a5a52bb7af5c934897a01f12122616a5046.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:604

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\acae39e23c34cafaebca0dea63dc1a5a52bb7af5c934897a01f12122616a5046.dll,#1
2⤵
- Checks whether UAC is enabled
PID:508

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/508-114-0x0000000000000000-mapping.dmp

Download
memory/508-115-0x00000000735F0000-0x000000007361D000-memory.dmp

Filesize
180KB

Download
memory/508-117-0x0000000002930000-0x0000000002936000-memory.dmp

Filesize
24KB

Download