dridex | fafa888bfa0b01cda4dc4a1ebb93d1be0986636a8fb9a29f8d70d2a53fbcba39

Analysis

max time kernel
34s
max time network
132s
platform
windows10_x64
resource
win10v20210408
submitted
15/04/2021, 19:47

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General

Target
fafa888bfa0b01cda4dc4a1ebb93d1be0986636a8fb9a29f8d70d2a53fbcba39.dll
Size 162KB
Sample210415-rh9zkfe65a
SHA256 fafa888bfa0b01cda4dc4a1ebb93d1be0986636a8fb9a29f8d70d2a53fbcba39
MD5 0a7c07fe0b863f7b405a0adb13b28ffe
SHA1 2191fe4f95ba794b19b8946560096031dc463e84
SHA512 47f18b0efdd33dede3af506cbce9fec65ff114ee5f9dec2284ae306e00cd5971c6540d906e5de870b5d600cc56cca12bcc9177958a3f9b8cd69263e1f5250c6c
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/2268-115-0x0000000073990000-0x00000000739BE000-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 1496 wrote to memory of 2268	1496	rundll32.exe	68
PID 1496 wrote to memory of 2268	1496	rundll32.exe	68
PID 1496 wrote to memory of 2268	1496	rundll32.exe	68

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fafa888bfa0b01cda4dc4a1ebb93d1be0986636a8fb9a29f8d70d2a53fbcba39.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1496
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\fafa888bfa0b01cda4dc4a1ebb93d1be0986636a8fb9a29f8d70d2a53fbcba39.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2268

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/2268-115-0x0000000073990000-0x00000000739BE000-memory.dmp

Download

memory/2268-117-0x0000000000550000-0x0000000000556000-memory.dmp