dridex | 046afb47aa04b82febd841a16a305c84d3f8285d0f1e952f9f75d18b3b25ac67

Analysis

max time kernel
19s
max time network
126s
platform
windows10_x64
resource
win10v20210410
submitted
21-06-2021 16:25

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General

Target

046afb47aa04b82febd841a16a305c84d3f8285d0f1e952f9f75d18b3b25ac67.dll
Size

158KB
MD5

f3f899232737668c706f35a983d43a57
SHA1

7737c6b69189ffe93043d2b56fee9cd25dafea1b
SHA256

046afb47aa04b82febd841a16a305c84d3f8285d0f1e952f9f75d18b3b25ac67
SHA512

9c346342768377796a6a9b40cfe8e7e952af950535835d53b5d3d76096eb4bdc193a1adfccc5b459f060bc558ed3fa37aec604b81aa7b04b542b98600b1cfd4b

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/2000-115-0x0000000073DE0000-0x0000000073E0D000-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 3892 wrote to memory of 2000	3892	rundll32.exe	rundll32.exe
PID 3892 wrote to memory of 2000	3892	rundll32.exe	rundll32.exe
PID 3892 wrote to memory of 2000	3892	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\046afb47aa04b82febd841a16a305c84d3f8285d0f1e952f9f75d18b3b25ac67.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3892
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\046afb47aa04b82febd841a16a305c84d3f8285d0f1e952f9f75d18b3b25ac67.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2000

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/2000-114-0x0000000000000000-mapping.dmp

Download
memory/2000-115-0x0000000073DE0000-0x0000000073E0D000-memory.dmp

Filesize
180KB

Download
memory/2000-117-0x0000000003F30000-0x0000000003F36000-memory.dmp

Filesize
24KB

Download