dridex | ec1da3b600f456a46976e61903f363340b4e7be07a24c533246dcb50e7885906

Analysis

max time kernel
27s
max time network
122s
platform
windows10_x64
resource
win10v20210408
submitted
28-06-2021 06:43

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General

Target

ec1da3b600f456a46976e61903f363340b4e7be07a24c533246dcb50e7885906.dll
Size

158KB
MD5

549583540b5cbd97bf9d52f336b8a275
SHA1

43b4225bea1c6dbf62412c3a757a77223c6e6bc8
SHA256

ec1da3b600f456a46976e61903f363340b4e7be07a24c533246dcb50e7885906
SHA512

fa89da063a1ad1467f67f9af2a18a01573e776ef96696585ab7d06b97f06bd347de10a5ec9ffac983058fc9f922712851f8de0d439bfe6cdfcb6a5757cb78b88

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443

72.249.22.245:2303

188.40.137.206:8172

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

Processes:

resource	yara_rule
behavioral1/memory/2996-115-0x0000000073560000-0x000000007358D000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3492 wrote to memory of 2996	3492	rundll32.exe	rundll32.exe
PID 3492 wrote to memory of 2996	3492	rundll32.exe	rundll32.exe
PID 3492 wrote to memory of 2996	3492	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ec1da3b600f456a46976e61903f363340b4e7be07a24c533246dcb50e7885906.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3492
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ec1da3b600f456a46976e61903f363340b4e7be07a24c533246dcb50e7885906.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2996

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/2996-114-0x0000000000000000-mapping.dmp

Download
memory/2996-115-0x0000000073560000-0x000000007358D000-memory.dmp

Filesize
180KB

Download
memory/2996-117-0x0000000003250000-0x0000000003256000-memory.dmp

Filesize
24KB

Download