dridex | beb3470dc74cc0b376dacd50a9cbe21c842af970b336dfc0665f600bf9884f9d

Analysis

max time kernel
62s
max time network
111s
platform
windows10_x64
resource
win10v20210410
submitted
19/04/2021, 08:13

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General

Target
beb3470dc74cc0b376dacd50a9cbe21c842af970b336dfc0665f600bf9884f9d.dll
Size 162KB
Sample210419-l7var37pv2
SHA256 beb3470dc74cc0b376dacd50a9cbe21c842af970b336dfc0665f600bf9884f9d
MD5 92b9c587746c322a7bba88c16086fd9a
SHA1 29aa71237dd34636b722fb2a0c364a2bb23ea8d5
SHA512 61431efd1697f062408bd8d78b17fcb9d7e9f0e97ca61437ceb519b57964202b13c27fdaa17d89a1311916ed952cfdb8b5a8af21449beaf3bb99221816a46586
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/3400-115-0x00000000736D0000-0x00000000736FE000-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 3148 wrote to memory of 3400	3148	rundll32.exe	70
PID 3148 wrote to memory of 3400	3148	rundll32.exe	70
PID 3148 wrote to memory of 3400	3148	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\beb3470dc74cc0b376dacd50a9cbe21c842af970b336dfc0665f600bf9884f9d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3148
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\beb3470dc74cc0b376dacd50a9cbe21c842af970b336dfc0665f600bf9884f9d.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3400

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/3400-115-0x00000000736D0000-0x00000000736FE000-memory.dmp

Download

memory/3400-117-0x0000000002BD0000-0x0000000002BD6000-memory.dmp