dridex | 950e6beab98011e8c24f708a2a3174580dbb94c40fd45d71a362f53c69bbe450

Analysis

max time kernel
19s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
20-06-2021 17:04

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General

Target

950e6beab98011e8c24f708a2a3174580dbb94c40fd45d71a362f53c69bbe450.dll
Size

158KB
MD5

8c0d68bc497d4e43debfcc515d7c9a58
SHA1

6b1ee92ab03398a731493a45bd4be9c84bface4e
SHA256

950e6beab98011e8c24f708a2a3174580dbb94c40fd45d71a362f53c69bbe450
SHA512

ac8ffd4d952cd2d1745d592ce1cbdcb71839a8f0d72a451761b9f3b407eb6639259c189c58a5fea7aa11b2959fef67913a9d94a2291da25fa15db22c6bae0e9c

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/3944-115-0x0000000074090000-0x00000000740BD000-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 3952 wrote to memory of 3944	3952	rundll32.exe	rundll32.exe
PID 3952 wrote to memory of 3944	3952	rundll32.exe	rundll32.exe
PID 3952 wrote to memory of 3944	3952	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\950e6beab98011e8c24f708a2a3174580dbb94c40fd45d71a362f53c69bbe450.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3952
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\950e6beab98011e8c24f708a2a3174580dbb94c40fd45d71a362f53c69bbe450.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3944

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/3944-114-0x0000000000000000-mapping.dmp

Download
memory/3944-115-0x0000000074090000-0x00000000740BD000-memory.dmp

Filesize
180KB

Download
memory/3944-117-0x0000000000830000-0x0000000000836000-memory.dmp

Filesize
24KB

Download