dridex | 2777c50fe1dab541ee9f276d6992cba1c2c66c568cd968dc216e38ee253f47bd

Analysis

max time kernel
19s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
16/04/2021, 12:38

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General

Target
2777c50fe1dab541ee9f276d6992cba1c2c66c568cd968dc216e38ee253f47bd.dll
Size 162KB
Sample210416-qht64f7wcx
SHA256 2777c50fe1dab541ee9f276d6992cba1c2c66c568cd968dc216e38ee253f47bd
MD5 f9bc6196f6708481c5bf24d1212dd795
SHA1 2a73cab2e6de879e3fc9cbe8429a62951030615e
SHA512 6df40f8f6ba796a8924fe3eb00e65023cd428ac50a86f371379fe51a4e1370968076c31689b95d5f71ea92c739a07b6482f5c16d4676719e853823e2cd3a3b9d
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/3516-115-0x0000000073EE0000-0x0000000073F0E000-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 1908 wrote to memory of 3516	1908	rundll32.exe	70
PID 1908 wrote to memory of 3516	1908	rundll32.exe	70
PID 1908 wrote to memory of 3516	1908	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2777c50fe1dab541ee9f276d6992cba1c2c66c568cd968dc216e38ee253f47bd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1908
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2777c50fe1dab541ee9f276d6992cba1c2c66c568cd968dc216e38ee253f47bd.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3516

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/3516-115-0x0000000073EE0000-0x0000000073F0E000-memory.dmp

Download

memory/3516-117-0x00000000032D0000-0x00000000032D6000-memory.dmp