dridex | fe308ce2e373bef1a407833e24cd7eb11cef55344047934786316ea3b8d9335f

Analysis

max time kernel
19s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
24/05/2021, 07:01

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General

Target
404c94b1_by_Libranalysis.dll
Size 162KB
Sample210524-9cb539ymys
SHA256 fe308ce2e373bef1a407833e24cd7eb11cef55344047934786316ea3b8d9335f
MD5 404c94b1263884d82dfb117b434bf41c
SHA1 6d407be6ad967782fcf855a8a5f4ccea6bc35cc8
SHA512 ae391512f3a4ae80f05f7e23383ff07047ef1aa6c6ed8878bc0b7aeefb30ce1c905e324b5f8153383d9aceb1e6fafe24a43312124eee6c395b43ac094af3e3e8
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/3280-115-0x0000000073860000-0x000000007388E000-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 4064 wrote to memory of 3280	4064	rundll32.exe	45
PID 4064 wrote to memory of 3280	4064	rundll32.exe	45
PID 4064 wrote to memory of 3280	4064	rundll32.exe	45

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\404c94b1_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4064
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\404c94b1_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3280

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/3280-115-0x0000000073860000-0x000000007388E000-memory.dmp

Download

memory/3280-117-0x0000000003020000-0x000000000316A000-memory.dmp