d530c918de7ee3c8f3eb9cd350f900f923d95f03964fbed19576d48527f24200

Analysis

max time kernel
149s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
23-01-2023 17:58

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General

Target

WindowUpdateBlocker/Wub.exe
Size

776KB
MD5

585c5000d1a851b295ff295389d7aa1a
SHA1

191f4e93781aba9bf81565cece0046ee599c0633
SHA256

15fccf8c018bbbed14664d5a5528cdf087b9032543be2169d78ab25d141d2b2c
SHA512

0ba2bbe8ca98e650d6f683f5700b44c11d30e3a5ef4b323a3a2aaa35f466401d808423cad4d497080c4bc9ec080e9a4f156ede3d651d3a718abe2307bc09a6b4
SSDEEP

12288:EaWzgMg7v3qnCiPErQohh0F4CCJ8lnyKQbv8HzqjqlG:baHMv6Cjrj+nyKQbv8TqjqG

Score

10^/10

evasion

Malware Config

Signatures

Modifies security service 2 TTPs 2 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

Processes:

Wub.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wuauserv\Start = "4"	Wub.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wuauserv\Start = "3"	Wub.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Wub.exe

pid process

2876 Wub.exe

pid	process
2876	Wub.exe

C:\Users\Admin\AppData\Local\Temp\WindowUpdateBlocker\Wub.exe
"C:\Users\Admin\AppData\Local\Temp\WindowUpdateBlocker\Wub.exe"
1⤵
- Modifies security service
- Suspicious behavior: GetForegroundWindowSpam
PID:2876

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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