dridex | a2ad8c9539471c9d6a243a7cb30db4e8708f65e68ebcad5cf0b1e4f3662437b1

Analysis

max time kernel
18s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
18/04/2021, 13:17

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
a2ad8c9539471c9d6a243a7cb30db4e8708f65e68ebcad5cf0b1e4f3662437b1.dll
Size 162KB
Sample210418-e5a6msz41e
SHA256 a2ad8c9539471c9d6a243a7cb30db4e8708f65e68ebcad5cf0b1e4f3662437b1
MD5 d96f457afde600a6f7561383b334135a
SHA1 9ad5b27e0af32603240f9cf8a2059942953fc293
SHA512 822750caf5ac0d02852f297df22c652fb12d7f25dd70d992531bb49b62606a83eec21aa2cdcb6d0a5f94ed29e2abb6fa0f3acb669f881052afb7ffd1e624e28c
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/3756-115-0x0000000073AA0000-0x0000000073ACE000-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 2016 wrote to memory of 3756	2016	rundll32.exe	70
PID 2016 wrote to memory of 3756	2016	rundll32.exe	70
PID 2016 wrote to memory of 3756	2016	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a2ad8c9539471c9d6a243a7cb30db4e8708f65e68ebcad5cf0b1e4f3662437b1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a2ad8c9539471c9d6a243a7cb30db4e8708f65e68ebcad5cf0b1e4f3662437b1.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3756

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/3756-115-0x0000000073AA0000-0x0000000073ACE000-memory.dmp

Download

memory/3756-117-0x0000000002A50000-0x0000000002A56000-memory.dmp