dridex | f8e687bc2f76f6fd2044649b797b43c233f2ff85d39581a4d5543c4150ce6b68

Analysis

max time kernel
31s
max time network
117s
platform
windows10_x64
resource
win10v20210408
submitted
27/04/2021, 14:30

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
4258dc3b_by_Libranalysis.dll
Size 162KB
Sample210427-tlth4earbs
SHA256 f8e687bc2f76f6fd2044649b797b43c233f2ff85d39581a4d5543c4150ce6b68
MD5 4258dc3b7b18f3cc55e6fb6b6b61cd9b
SHA1 30caa686ab14d2b3a0b56ca1b787a4fb4a4f9507
SHA512 7a06ed21c56c5d95768b8a5712ca63866742ea1f10f7873150a34fc41f41ece070fe5dc312eff7dd8560f656ffa41e92ad2d1417c8d6381e1a0e32b7ce8fd0f4
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/1600-115-0x0000000073530000-0x000000007355E000-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 4020 wrote to memory of 1600	4020	rundll32.exe	69
PID 4020 wrote to memory of 1600	4020	rundll32.exe	69
PID 4020 wrote to memory of 1600	4020	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4258dc3b_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4020
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4258dc3b_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1600

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/1600-115-0x0000000073530000-0x000000007355E000-memory.dmp

Download

memory/1600-117-0x00000000009F0000-0x00000000009F6000-memory.dmp