dridex | 9887bd39cc6e082c56e7fb1c0c17da98036d7014f31daadfdf7654f850c7f2d1

Analysis

max time kernel
42s
max time network
51s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 18:00

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

9887bd39cc6e082c56e7fb1c0c17da98036d7014f31daadfdf7654f850c7f2d1.dll
Size

157KB
MD5

0f495af392372efdec7994e47a3f4c8c
SHA1

b78b36d4fb7be02ab442e97dc5f89cc29360a44b
SHA256

9887bd39cc6e082c56e7fb1c0c17da98036d7014f31daadfdf7654f850c7f2d1
SHA512

ddcefc23b05c343d1ad79743cf62ed926f5242529da7562570adaa257073a660dff3d91479eac0493581de0d6b6624af345ac12c71bc4df113140e993853ed56

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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/1872-115-0x00000000741E0000-0x000000007420D000-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 3692 wrote to memory of 1872	3692	rundll32.exe	rundll32.exe
PID 3692 wrote to memory of 1872	3692	rundll32.exe	rundll32.exe
PID 3692 wrote to memory of 1872	3692	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9887bd39cc6e082c56e7fb1c0c17da98036d7014f31daadfdf7654f850c7f2d1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3692

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9887bd39cc6e082c56e7fb1c0c17da98036d7014f31daadfdf7654f850c7f2d1.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1872

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1872-114-0x0000000000000000-mapping.dmp

Download
memory/1872-115-0x00000000741E0000-0x000000007420D000-memory.dmp

Filesize
180KB

Download
memory/1872-117-0x00000000004E0000-0x000000000062A000-memory.dmp

Filesize
1.3MB

Download