dridex | 1673acae4d54d326ecf9ef46f589c85d17057a016853deedab36faa8a4c35952

Analysis

max time kernel
136s
max time network
139s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 20:03

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

1673acae4d54d326ecf9ef46f589c85d17057a016853deedab36faa8a4c35952.dll
Size

157KB
MD5

2d1cd0267c7b5739e2b0ebb0a5496f97
SHA1

c7ed8711fd396571e93f95d4aa539befbbb250e5
SHA256

1673acae4d54d326ecf9ef46f589c85d17057a016853deedab36faa8a4c35952
SHA512

bd5c096d731027ef271d43692e12c1c030fc1bef5948c416d17f3fe8c8f0d3b3bc5b39cc04b603cc273f28dc66beeb0664d9f0ff1902bf2ec91ac68a01257908

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
behavioral2/memory/1920-115-0x0000000073660000-0x000000007368D000-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 2232 wrote to memory of 1920	2232	rundll32.exe	rundll32.exe
PID 2232 wrote to memory of 1920	2232	rundll32.exe	rundll32.exe
PID 2232 wrote to memory of 1920	2232	rundll32.exe	rundll32.exe

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1673acae4d54d326ecf9ef46f589c85d17057a016853deedab36faa8a4c35952.dll,#1
1⤵
- Checks whether UAC is enabled
PID:1920

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1673acae4d54d326ecf9ef46f589c85d17057a016853deedab36faa8a4c35952.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2232

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

Loading Replay Monitor...

Downloads

memory/1920-114-0x0000000000000000-mapping.dmp

Download
memory/1920-115-0x0000000073660000-0x000000007368D000-memory.dmp

Filesize
180KB

Download
memory/1920-117-0x0000000000DA0000-0x0000000000DA6000-memory.dmp

Filesize
24KB

Download