Malware Analysis Report

2024-10-23 16:34

Sample ID 220830-b2gzwaahh5
Target 385ef22e6376a88bc56460a1ce505391f2d8503b971675e34f4cbbc0ffc6bd36
SHA256 385ef22e6376a88bc56460a1ce505391f2d8503b971675e34f4cbbc0ffc6bd36
Tags
ytstealer spyware stealer upx
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

385ef22e6376a88bc56460a1ce505391f2d8503b971675e34f4cbbc0ffc6bd36

Threat Level: Known bad

The file 385ef22e6376a88bc56460a1ce505391f2d8503b971675e34f4cbbc0ffc6bd36 was found to be: Known bad.

Malicious Activity Summary

ytstealer spyware stealer upx

YTStealer

YTStealer payload

UPX packed file

Reads user/profile data of web browsers

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-08-30 01:38

Signatures

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-08-30 01:38

Reported

2022-08-30 01:43

Platform

win7-20220812-en

Max time kernel

43s

Max time network

49s

Command Line

"C:\Users\Admin\AppData\Local\Temp\385ef22e6376a88bc56460a1ce505391f2d8503b971675e34f4cbbc0ffc6bd36.exe"

Signatures

YTStealer

stealer ytstealer

YTStealer payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Reads user/profile data of web browsers

spyware stealer

Processes

C:\Users\Admin\AppData\Local\Temp\385ef22e6376a88bc56460a1ce505391f2d8503b971675e34f4cbbc0ffc6bd36.exe

"C:\Users\Admin\AppData\Local\Temp\385ef22e6376a88bc56460a1ce505391f2d8503b971675e34f4cbbc0ffc6bd36.exe"

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\Users\Admin\AppData\Local\Temp\385ef22e6376a88bc56460a1ce505391f2d8503b971675e34f4cbbc0ffc6bd36.exe

C:\Windows\system32\choice.exe

choice /C Y /N /D Y /T 0

Network

N/A

Files

memory/676-54-0x0000000000A90000-0x0000000001859000-memory.dmp

memory/1256-55-0x0000000000000000-mapping.dmp

memory/1996-56-0x0000000000000000-mapping.dmp

memory/676-57-0x0000000000A90000-0x0000000001859000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-08-30 01:38

Reported

2022-08-30 01:43

Platform

win10-20220812-en

Max time kernel

144s

Max time network

177s

Command Line

"C:\Users\Admin\AppData\Local\Temp\385ef22e6376a88bc56460a1ce505391f2d8503b971675e34f4cbbc0ffc6bd36.exe"

Signatures

YTStealer

stealer ytstealer

YTStealer payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Reads user/profile data of web browsers

spyware stealer

Processes

C:\Users\Admin\AppData\Local\Temp\385ef22e6376a88bc56460a1ce505391f2d8503b971675e34f4cbbc0ffc6bd36.exe

"C:\Users\Admin\AppData\Local\Temp\385ef22e6376a88bc56460a1ce505391f2d8503b971675e34f4cbbc0ffc6bd36.exe"

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\Users\Admin\AppData\Local\Temp\385ef22e6376a88bc56460a1ce505391f2d8503b971675e34f4cbbc0ffc6bd36.exe

C:\Windows\system32\choice.exe

choice /C Y /N /D Y /T 0

Network

Country Destination Domain Proto
GB 51.105.71.137:443 tcp
US 93.184.221.240:80 tcp

Files

memory/1544-116-0x0000000000A90000-0x0000000001859000-memory.dmp

memory/4832-117-0x0000000000000000-mapping.dmp

memory/4724-118-0x0000000000000000-mapping.dmp

memory/1544-119-0x0000000000A90000-0x0000000001859000-memory.dmp