dridex | d20b0c9c66ddbb8081fbc4d45c63a439d9d54bec3023ba2ddec1c6df6c332c82

Analysis

max time kernel
24s
max time network
114s
platform
windows10_x64
resource
win10v20210408
submitted
20/04/2021, 15:52

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General

Target
d20b0c9c66ddbb8081fbc4d45c63a439d9d54bec3023ba2ddec1c6df6c332c82.dll
Size 162KB
Sample210420-y4ckd7btps
SHA256 d20b0c9c66ddbb8081fbc4d45c63a439d9d54bec3023ba2ddec1c6df6c332c82
MD5 711bd7d57215df9d2d1ccc47aba0f90b
SHA1 2ef5f5897573a7f907567634fbf3b4e89898f9b0
SHA512 659fdbdf0fa7e8b7371d134673c73eac915c03e4f3319498ff66a2cf7696ad191e22a5d644c078dec92f7a3d24054c6042dd2226589093b88c3f2b3b2976f78b
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/1004-115-0x0000000073FB0000-0x0000000073FDE000-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 640 wrote to memory of 1004	640	rundll32.exe	69
PID 640 wrote to memory of 1004	640	rundll32.exe	69
PID 640 wrote to memory of 1004	640	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d20b0c9c66ddbb8081fbc4d45c63a439d9d54bec3023ba2ddec1c6df6c332c82.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:640
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d20b0c9c66ddbb8081fbc4d45c63a439d9d54bec3023ba2ddec1c6df6c332c82.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1004

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/1004-115-0x0000000073FB0000-0x0000000073FDE000-memory.dmp

Download

memory/1004-117-0x00000000006A0000-0x00000000006A6000-memory.dmp