Malware Analysis Report

2024-10-19 02:12

Sample ID 220830-cklr6sbda8
Target 88c36eae0908d1d67977d9b32f9da35b45122b97c05c6844110d34ec83388abd
SHA256 88c36eae0908d1d67977d9b32f9da35b45122b97c05c6844110d34ec83388abd
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

88c36eae0908d1d67977d9b32f9da35b45122b97c05c6844110d34ec83388abd

Threat Level: Known bad

The file 88c36eae0908d1d67977d9b32f9da35b45122b97c05c6844110d34ec83388abd 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 use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-08-30 02:08

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 02:08

Reported

2022-08-30 02:13

Platform

win7-20220812-en

Max time kernel

45s

Max time network

50s

Command Line

"C:\Users\Admin\AppData\Local\Temp\88c36eae0908d1d67977d9b32f9da35b45122b97c05c6844110d34ec83388abd.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\88c36eae0908d1d67977d9b32f9da35b45122b97c05c6844110d34ec83388abd.exe

"C:\Users\Admin\AppData\Local\Temp\88c36eae0908d1d67977d9b32f9da35b45122b97c05c6844110d34ec83388abd.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\88c36eae0908d1d67977d9b32f9da35b45122b97c05c6844110d34ec83388abd.exe

C:\Windows\system32\choice.exe

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

Network

N/A

Files

memory/892-54-0x0000000000840000-0x0000000001619000-memory.dmp

memory/908-55-0x0000000000000000-mapping.dmp

memory/1796-56-0x0000000000000000-mapping.dmp

memory/892-57-0x0000000000840000-0x0000000001619000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-08-30 02:08

Reported

2022-08-30 02:13

Platform

win10-20220812-en

Max time kernel

54s

Max time network

185s

Command Line

"C:\Users\Admin\AppData\Local\Temp\88c36eae0908d1d67977d9b32f9da35b45122b97c05c6844110d34ec83388abd.exe"

Signatures

YTStealer

stealer ytstealer

YTStealer payload

Description Indicator Process Target
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\88c36eae0908d1d67977d9b32f9da35b45122b97c05c6844110d34ec83388abd.exe

"C:\Users\Admin\AppData\Local\Temp\88c36eae0908d1d67977d9b32f9da35b45122b97c05c6844110d34ec83388abd.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\88c36eae0908d1d67977d9b32f9da35b45122b97c05c6844110d34ec83388abd.exe

C:\Windows\system32\choice.exe

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

Network

Country Destination Domain Proto
US 20.189.173.1:443 tcp

Files

memory/2452-118-0x0000000000E90000-0x0000000001C69000-memory.dmp

memory/4452-119-0x0000000000000000-mapping.dmp

memory/3772-120-0x0000000000000000-mapping.dmp

memory/2452-121-0x0000000000E90000-0x0000000001C69000-memory.dmp