dridex | d6147a1670d29b4c7be94cc86e971b21541192f53dd081fed2f7a8be317e3d20

Analysis

max time kernel
35s
max time network
43s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 18:10

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General

Target

d6147a1670d29b4c7be94cc86e971b21541192f53dd081fed2f7a8be317e3d20.dll
Size

157KB
MD5

b2b7a91c637009b3427ce16c9d3f0c31
SHA1

5b6156cc067def3d029dc8d5c634a32581eda6ed
SHA256

d6147a1670d29b4c7be94cc86e971b21541192f53dd081fed2f7a8be317e3d20
SHA512

dc1c4d42702c84ba314ee24511b8fd39e2d267a42c6c1e4e833385507132dcb3158ffbf873908be2b4076ebca4fa73fd7f4a4b2af3e1b0a4de6ec553510df40f

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/3952-115-0x0000000074380000-0x00000000743AD000-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 3904 wrote to memory of 3952	3904	rundll32.exe	rundll32.exe
PID 3904 wrote to memory of 3952	3904	rundll32.exe	rundll32.exe
PID 3904 wrote to memory of 3952	3904	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d6147a1670d29b4c7be94cc86e971b21541192f53dd081fed2f7a8be317e3d20.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3904

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d6147a1670d29b4c7be94cc86e971b21541192f53dd081fed2f7a8be317e3d20.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3952

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/3952-114-0x0000000000000000-mapping.dmp

Download
memory/3952-115-0x0000000074380000-0x00000000743AD000-memory.dmp

Filesize
180KB

Download
memory/3952-117-0x0000000000B60000-0x0000000000B66000-memory.dmp

Filesize
24KB

Download