Malware Analysis Report

2024-10-19 02:12

Sample ID 220830-cbdp7sabcl
Target 6617c1ab08b88711538b600fc4c5cf76098088b436185f5590cdb0e1fc1f6b13
SHA256 6617c1ab08b88711538b600fc4c5cf76098088b436185f5590cdb0e1fc1f6b13
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

6617c1ab08b88711538b600fc4c5cf76098088b436185f5590cdb0e1fc1f6b13

Threat Level: Known bad

The file 6617c1ab08b88711538b600fc4c5cf76098088b436185f5590cdb0e1fc1f6b13 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 01:53

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 01:53

Reported

2022-08-30 01:58

Platform

win7-20220812-en

Max time kernel

45s

Max time network

48s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6617c1ab08b88711538b600fc4c5cf76098088b436185f5590cdb0e1fc1f6b13.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\6617c1ab08b88711538b600fc4c5cf76098088b436185f5590cdb0e1fc1f6b13.exe

"C:\Users\Admin\AppData\Local\Temp\6617c1ab08b88711538b600fc4c5cf76098088b436185f5590cdb0e1fc1f6b13.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\6617c1ab08b88711538b600fc4c5cf76098088b436185f5590cdb0e1fc1f6b13.exe

C:\Windows\system32\choice.exe

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

Network

N/A

Files

memory/1980-54-0x0000000000870000-0x0000000001648000-memory.dmp

memory/1476-55-0x0000000000000000-mapping.dmp

memory/1980-56-0x0000000000870000-0x0000000001648000-memory.dmp

memory/1312-57-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-08-30 01:53

Reported

2022-08-30 01:58

Platform

win10-20220812-en

Max time kernel

53s

Max time network

182s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6617c1ab08b88711538b600fc4c5cf76098088b436185f5590cdb0e1fc1f6b13.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\6617c1ab08b88711538b600fc4c5cf76098088b436185f5590cdb0e1fc1f6b13.exe

"C:\Users\Admin\AppData\Local\Temp\6617c1ab08b88711538b600fc4c5cf76098088b436185f5590cdb0e1fc1f6b13.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\6617c1ab08b88711538b600fc4c5cf76098088b436185f5590cdb0e1fc1f6b13.exe

C:\Windows\system32\choice.exe

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

Network

Country Destination Domain Proto
US 20.189.173.2:443 tcp

Files

memory/3064-116-0x0000000000080000-0x0000000000E58000-memory.dmp

memory/2212-117-0x0000000000000000-mapping.dmp

memory/4884-118-0x0000000000000000-mapping.dmp

memory/3064-119-0x0000000000080000-0x0000000000E58000-memory.dmp