dridex | 82b8bb324e027f2fc3781cf998bac68d05c0ed8b9fe06a888e2d0d032575786b

Analysis

max time kernel
19s
max time network
135s
platform
windows10_x64
resource
win10v20210410
submitted
29/04/2021, 09:06

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
4364a0aa_by_Libranalysis.dll
Size 162KB
Sample210429-vmln4j69kn
SHA256 82b8bb324e027f2fc3781cf998bac68d05c0ed8b9fe06a888e2d0d032575786b
MD5 4364a0aad5af73412fac7584b137d182
SHA1 a8871572ce5b2d0928c4532ea873c888671b84ae
SHA512 66cde2ad7d05db2720f0243913e1f4c430e46cecba532fece7e5ddc2c1d9158ba1132580d87fc27eeddf7f45ca1dcee12430abf5294e357cfba588375a248281
MD5 SHA1 SHA512

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443
172.93.133.123:2303
108.168.61.147:8172

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

resource	yara_rule
behavioral2/memory/2004-115-0x00000000755E0000-0x000000007560E000-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 3 IoCs

description	pid	Process	procid_target
PID 3944 wrote to memory of 2004	3944	rundll32.exe	62
PID 3944 wrote to memory of 2004	3944	rundll32.exe	62
PID 3944 wrote to memory of 2004	3944	rundll32.exe	62

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4364a0aa_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3944
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4364a0aa_by_Libranalysis.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/2004-115-0x00000000755E0000-0x000000007560E000-memory.dmp

Download

memory/2004-117-0x0000000000F60000-0x000000000100E000-memory.dmp