Malware Analysis Report

2024-10-19 02:12

Sample ID 220830-b672vsbag7
Target 4f5912a61d75f34126a01894f02a79dc6bc6827c055a2afe20e35b078772cf14
SHA256 4f5912a61d75f34126a01894f02a79dc6bc6827c055a2afe20e35b078772cf14
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

4f5912a61d75f34126a01894f02a79dc6bc6827c055a2afe20e35b078772cf14

Threat Level: Known bad

The file 4f5912a61d75f34126a01894f02a79dc6bc6827c055a2afe20e35b078772cf14 was found to be: Known bad.

Malicious Activity Summary

upx ytstealer spyware stealer

YTStealer payload

YTStealer

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 01:46

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 01:46

Reported

2022-08-30 01:51

Platform

win7-20220812-en

Max time kernel

42s

Max time network

45s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4f5912a61d75f34126a01894f02a79dc6bc6827c055a2afe20e35b078772cf14.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\4f5912a61d75f34126a01894f02a79dc6bc6827c055a2afe20e35b078772cf14.exe

"C:\Users\Admin\AppData\Local\Temp\4f5912a61d75f34126a01894f02a79dc6bc6827c055a2afe20e35b078772cf14.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\4f5912a61d75f34126a01894f02a79dc6bc6827c055a2afe20e35b078772cf14.exe

C:\Windows\system32\choice.exe

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

Network

N/A

Files

memory/1660-54-0x0000000001140000-0x0000000001F19000-memory.dmp

memory/1276-55-0x0000000000000000-mapping.dmp

memory/1704-56-0x0000000000000000-mapping.dmp

memory/1660-57-0x0000000001140000-0x0000000001F19000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-08-30 01:46

Reported

2022-08-30 01:51

Platform

win10-20220812-en

Max time kernel

51s

Max time network

180s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4f5912a61d75f34126a01894f02a79dc6bc6827c055a2afe20e35b078772cf14.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\4f5912a61d75f34126a01894f02a79dc6bc6827c055a2afe20e35b078772cf14.exe

"C:\Users\Admin\AppData\Local\Temp\4f5912a61d75f34126a01894f02a79dc6bc6827c055a2afe20e35b078772cf14.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\4f5912a61d75f34126a01894f02a79dc6bc6827c055a2afe20e35b078772cf14.exe

C:\Windows\system32\choice.exe

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

Network

Files

memory/2248-118-0x00000000008D0000-0x00000000016A9000-memory.dmp

memory/3548-119-0x0000000000000000-mapping.dmp

memory/5060-120-0x0000000000000000-mapping.dmp

memory/2248-121-0x00000000008D0000-0x00000000016A9000-memory.dmp