dridex | 1f62b7cc9589a564281c8a718f4e2f2a5ac8c8c5f5c738caede3143d7f0cc86b

Analysis

max time kernel
122s
max time network
123s
platform
windows10_x64
resource
win10v20210410
submitted
07/05/2021, 20:01

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General

Target
9c53ff34_by_Libranalysis.dll
Size 162KB
Sample210507-62g5pm8dss
SHA256 1f62b7cc9589a564281c8a718f4e2f2a5ac8c8c5f5c738caede3143d7f0cc86b
MD5 9c53ff34c73ae9fc53618bc7d960724c
SHA1 6cc615270b74d2e93d2ec234da06f9ab1e7d18f7
SHA512 397be262980058af75583f97d86c507c2454ca819c9804de1fe75f5a0c6a7eb827c518af0c0f2cdbf098d6021874a1681187f7d62f6910fb972770a3371fdb05
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/4448-115-0x0000000074290000-0x00000000742BE000-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 4432 wrote to memory of 4448	4432	rundll32.exe	69
PID 4432 wrote to memory of 4448	4432	rundll32.exe	69
PID 4432 wrote to memory of 4448	4432	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9c53ff34_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4432
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9c53ff34_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4448

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/4448-115-0x0000000074290000-0x00000000742BE000-memory.dmp

Download

memory/4448-117-0x0000000002C00000-0x0000000002D4A000-memory.dmp