dridex | 759dede3369c7b130d9c52b2d2718ea4bf86b12e104508b5f7b12b7a7c93715a

Analysis

max time kernel
27s
max time network
72s
platform
windows10_x64
resource
win10v20210408
submitted
21-06-2021 07:18

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General

Target

759dede3369c7b130d9c52b2d2718ea4bf86b12e104508b5f7b12b7a7c93715a.dll
Size

158KB
MD5

e9f02ab0f8859f36df2dccab7b1e0d26
SHA1

599e3431aeee3e7942d81cd540319491ea0b425d
SHA256

759dede3369c7b130d9c52b2d2718ea4bf86b12e104508b5f7b12b7a7c93715a
SHA512

d3f6b8295f28796e6b866c47b6b3a7a1b604365f611c2a8567d3b6743b247459ced6895d50a380af55a5b72b1252e5853ea7e06a3be6241118db0ddedbc54bf4

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/920-115-0x00000000744D0000-0x00000000744FD000-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 628 wrote to memory of 920	628	rundll32.exe	rundll32.exe
PID 628 wrote to memory of 920	628	rundll32.exe	rundll32.exe
PID 628 wrote to memory of 920	628	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\759dede3369c7b130d9c52b2d2718ea4bf86b12e104508b5f7b12b7a7c93715a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:628

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\759dede3369c7b130d9c52b2d2718ea4bf86b12e104508b5f7b12b7a7c93715a.dll,#1
2⤵
- Checks whether UAC is enabled
PID:920

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/920-114-0x0000000000000000-mapping.dmp

Download
memory/920-115-0x00000000744D0000-0x00000000744FD000-memory.dmp

Filesize
180KB

Download
memory/920-117-0x00000000046D0000-0x00000000046D6000-memory.dmp

Filesize
24KB

Download