Malware Analysis Report

2024-10-19 02:12

Sample ID 220830-b79xvaaafm
Target 5778d7de6f29679fc478927d4f64217a035dada1572410a212dd61cde5c2e63a
SHA256 5778d7de6f29679fc478927d4f64217a035dada1572410a212dd61cde5c2e63a
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

5778d7de6f29679fc478927d4f64217a035dada1572410a212dd61cde5c2e63a

Threat Level: Known bad

The file 5778d7de6f29679fc478927d4f64217a035dada1572410a212dd61cde5c2e63a was found to be: Known bad.

Malicious Activity Summary

ytstealer spyware stealer upx

YTStealer

YTStealer payload

UPX packed file

Deletes itself

Reads user/profile data of web browsers

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-08-30 01:48

Signatures

UPX packed file

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

Analysis: behavioral2

Detonation Overview

Submitted

2022-08-30 01:48

Reported

2022-08-30 01:53

Platform

win10-20220812-en

Max time kernel

56s

Max time network

184s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5778d7de6f29679fc478927d4f64217a035dada1572410a212dd61cde5c2e63a.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\5778d7de6f29679fc478927d4f64217a035dada1572410a212dd61cde5c2e63a.exe

"C:\Users\Admin\AppData\Local\Temp\5778d7de6f29679fc478927d4f64217a035dada1572410a212dd61cde5c2e63a.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\5778d7de6f29679fc478927d4f64217a035dada1572410a212dd61cde5c2e63a.exe

C:\Windows\system32\choice.exe

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

Network

Country Destination Domain Proto
NL 20.50.201.200:443 tcp

Files

memory/2692-116-0x00000000003F0000-0x00000000011C9000-memory.dmp

memory/3836-117-0x0000000000000000-mapping.dmp

memory/4716-118-0x0000000000000000-mapping.dmp

memory/2692-119-0x00000000003F0000-0x00000000011C9000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2022-08-30 01:48

Reported

2022-08-30 01:53

Platform

win7-20220812-en

Max time kernel

44s

Max time network

49s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5778d7de6f29679fc478927d4f64217a035dada1572410a212dd61cde5c2e63a.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

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\system32\cmd.exe N/A

Reads user/profile data of web browsers

spyware stealer

Processes

C:\Users\Admin\AppData\Local\Temp\5778d7de6f29679fc478927d4f64217a035dada1572410a212dd61cde5c2e63a.exe

"C:\Users\Admin\AppData\Local\Temp\5778d7de6f29679fc478927d4f64217a035dada1572410a212dd61cde5c2e63a.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\5778d7de6f29679fc478927d4f64217a035dada1572410a212dd61cde5c2e63a.exe

C:\Windows\system32\choice.exe

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

Network

N/A

Files

memory/1048-54-0x00000000011B0000-0x0000000001F89000-memory.dmp

memory/1764-55-0x0000000000000000-mapping.dmp

memory/1048-56-0x00000000011B0000-0x0000000001F89000-memory.dmp

memory/520-57-0x0000000000000000-mapping.dmp