dridex | f85076c597def3a4bf7da2b3a45a9108cd21ae82c81bdeb6093fc8555358eb6f

Analysis

max time kernel
81s
max time network
8s
platform
windows7_x64
resource
win7v20201028
submitted
17/03/2021, 17:59

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
f85076c597def3a4bf7da2b3a45a9108cd21ae82c81bdeb6093fc8555358eb6f.dll
Size 208KB
Sample210317-e5epbja7l6
SHA256 f85076c597def3a4bf7da2b3a45a9108cd21ae82c81bdeb6093fc8555358eb6f
MD5 7c5dc2ae48ac04b5974eddd44086b3cc
SHA1 18cfa01bed5e3204df9a0f6d6eb50792e3ef7aa3
SHA512 79a9d26bdb67df19674f8333f6628b54eb3675a1dc40fd3e2025d669625dfcac3047b5f0a5170cc26c7900f3ae63e8b1861b8d9d98b87482900b7132c3099dec
MD5 SHA1 SHA512

Score

10^/10

dridex 111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

77.220.64.137:443
66.228.134.180:6601
199.204.214.26:7073

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2004-4-0x0000000074E00000-0x0000000074E36000-memory.dmp	dridex_ldr
behavioral1/memory/2004-6-0x0000000074E00000-0x0000000074E21000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

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

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1068 wrote to memory of 2004	1068	rundll32.exe	25
PID 1068 wrote to memory of 2004	1068	rundll32.exe	25
PID 1068 wrote to memory of 2004	1068	rundll32.exe	25
PID 1068 wrote to memory of 2004	1068	rundll32.exe	25
PID 1068 wrote to memory of 2004	1068	rundll32.exe	25
PID 1068 wrote to memory of 2004	1068	rundll32.exe	25
PID 1068 wrote to memory of 2004	1068	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f85076c597def3a4bf7da2b3a45a9108cd21ae82c81bdeb6093fc8555358eb6f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1068
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f85076c597def3a4bf7da2b3a45a9108cd21ae82c81bdeb6093fc8555358eb6f.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2004

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

Loading Replay Monitor...

Downloads

memory/2004-3-0x00000000756C1000-0x00000000756C3000-memory.dmp

Download

memory/2004-4-0x0000000074E00000-0x0000000074E36000-memory.dmp

Download

memory/2004-5-0x00000000001A0000-0x00000000001A6000-memory.dmp

Download

memory/2004-6-0x0000000074E00000-0x0000000074E21000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads