dridex | 6e65a7a384b51fdbb996060d952f55039effcc005906019d4e291b042fc752ea

Analysis

max time kernel
83s
max time network
87s
platform
windows10_x64
resource
win10v20210408
submitted
16/04/2021, 06:33

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General

Target
6e65a7a384b51fdbb996060d952f55039effcc005906019d4e291b042fc752ea.dll
Size 162KB
Sample210416-vrml2g9hda
SHA256 6e65a7a384b51fdbb996060d952f55039effcc005906019d4e291b042fc752ea
MD5 6b62f88a3e6e146ac91cd043dabfa297
SHA1 dd88722bfa25dd02673bbde3ae8904b5af024f9d
SHA512 7515bfa966298eece149c9b74039cac04e70031d88c868697b4be240b7ae549de8345578a7b386b370b1bfa735745fc640d8dd9c77db33041906266bfa08587d
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/1244-115-0x0000000074350000-0x000000007437E000-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 740 wrote to memory of 1244	740	rundll32.exe	71
PID 740 wrote to memory of 1244	740	rundll32.exe	71
PID 740 wrote to memory of 1244	740	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6e65a7a384b51fdbb996060d952f55039effcc005906019d4e291b042fc752ea.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:740
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6e65a7a384b51fdbb996060d952f55039effcc005906019d4e291b042fc752ea.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1244

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

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Downloads

memory/1244-115-0x0000000074350000-0x000000007437E000-memory.dmp

Download

memory/1244-117-0x0000000002D10000-0x0000000002E5A000-memory.dmp