Malware Analysis Report

2024-10-23 16:33

Sample ID 220830-ccj9daabdr
Target 6a379a2c6dde2a4e27b3239967bc2ccaf9d41788aa904ee68d2a2de16380a624
SHA256 6a379a2c6dde2a4e27b3239967bc2ccaf9d41788aa904ee68d2a2de16380a624
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

6a379a2c6dde2a4e27b3239967bc2ccaf9d41788aa904ee68d2a2de16380a624

Threat Level: Known bad

The file 6a379a2c6dde2a4e27b3239967bc2ccaf9d41788aa904ee68d2a2de16380a624 was found to be: Known bad.

Malicious Activity Summary

upx ytstealer spyware stealer

YTStealer

YTStealer payload

UPX packed file

Deletes itself

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 01:55

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 01:55

Reported

2022-08-30 02:00

Platform

win7-20220812-en

Max time kernel

37s

Max time network

41s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6a379a2c6dde2a4e27b3239967bc2ccaf9d41788aa904ee68d2a2de16380a624.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\6a379a2c6dde2a4e27b3239967bc2ccaf9d41788aa904ee68d2a2de16380a624.exe

"C:\Users\Admin\AppData\Local\Temp\6a379a2c6dde2a4e27b3239967bc2ccaf9d41788aa904ee68d2a2de16380a624.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\6a379a2c6dde2a4e27b3239967bc2ccaf9d41788aa904ee68d2a2de16380a624.exe

C:\Windows\system32\choice.exe

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

Network

N/A

Files

memory/2036-54-0x00000000008D0000-0x00000000016A8000-memory.dmp

memory/1332-55-0x0000000000000000-mapping.dmp

memory/664-56-0x0000000000000000-mapping.dmp

memory/2036-57-0x00000000008D0000-0x00000000016A8000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-08-30 01:55

Reported

2022-08-30 02:00

Platform

win10-20220812-en

Max time kernel

48s

Max time network

177s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6a379a2c6dde2a4e27b3239967bc2ccaf9d41788aa904ee68d2a2de16380a624.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\6a379a2c6dde2a4e27b3239967bc2ccaf9d41788aa904ee68d2a2de16380a624.exe

"C:\Users\Admin\AppData\Local\Temp\6a379a2c6dde2a4e27b3239967bc2ccaf9d41788aa904ee68d2a2de16380a624.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\6a379a2c6dde2a4e27b3239967bc2ccaf9d41788aa904ee68d2a2de16380a624.exe

C:\Windows\system32\choice.exe

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

Network

Files

memory/1680-120-0x0000000000130000-0x0000000000F08000-memory.dmp

memory/4508-121-0x0000000000000000-mapping.dmp

memory/1680-122-0x0000000000130000-0x0000000000F08000-memory.dmp

memory/4588-123-0x0000000000000000-mapping.dmp