Malware Analysis Report

2024-10-19 02:12

Sample ID 220830-b7snkaaael
Target 51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b
SHA256 51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b
Tags
upx ytstealer spyware stealer
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

51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b

Threat Level: Known bad

The file 51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b was found to be: Known bad.

Malicious Activity Summary

upx ytstealer spyware stealer

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 01:47

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 01:47

Reported

2022-08-30 01:52

Platform

win7-20220812-en

Max time kernel

46s

Max time network

49s

Command Line

"C:\Users\Admin\AppData\Local\Temp\51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b.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\51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b.exe

"C:\Users\Admin\AppData\Local\Temp\51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b.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\51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b.exe

C:\Windows\system32\choice.exe

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

Network

N/A

Files

memory/1980-54-0x0000000000170000-0x0000000000F49000-memory.dmp

memory/1372-55-0x0000000000000000-mapping.dmp

memory/1940-56-0x0000000000000000-mapping.dmp

memory/1980-57-0x0000000000170000-0x0000000000F49000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-08-30 01:47

Reported

2022-08-30 01:52

Platform

win10-20220812-en

Max time kernel

144s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b.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\51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b.exe

"C:\Users\Admin\AppData\Local\Temp\51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b.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\51a7a812de5da10e17419c51af06c5dc9b24e4ce4bc7625ebdc8972c5f81df6b.exe

C:\Windows\system32\choice.exe

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

Network

Country Destination Domain Proto
FR 2.16.119.157:443 tcp
US 20.42.65.90:443 tcp

Files

memory/4660-116-0x00000000013E0000-0x00000000021B9000-memory.dmp

memory/2036-117-0x0000000000000000-mapping.dmp

memory/4660-118-0x00000000013E0000-0x00000000021B9000-memory.dmp

memory/5064-119-0x0000000000000000-mapping.dmp