Malware Analysis Report

2024-10-19 02:12

Sample ID 220830-ckezmabda7
Target 86f037e97d7d843511e7ae743c2c142a725ffe9d39e6c22254292c943b2e2f9e
SHA256 86f037e97d7d843511e7ae743c2c142a725ffe9d39e6c22254292c943b2e2f9e
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

86f037e97d7d843511e7ae743c2c142a725ffe9d39e6c22254292c943b2e2f9e

Threat Level: Known bad

The file 86f037e97d7d843511e7ae743c2c142a725ffe9d39e6c22254292c943b2e2f9e 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 behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-08-30 02:07

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 02:07

Reported

2022-08-30 02:13

Platform

win7-20220812-en

Max time kernel

44s

Max time network

49s

Command Line

"C:\Users\Admin\AppData\Local\Temp\86f037e97d7d843511e7ae743c2c142a725ffe9d39e6c22254292c943b2e2f9e.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\86f037e97d7d843511e7ae743c2c142a725ffe9d39e6c22254292c943b2e2f9e.exe

"C:\Users\Admin\AppData\Local\Temp\86f037e97d7d843511e7ae743c2c142a725ffe9d39e6c22254292c943b2e2f9e.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\86f037e97d7d843511e7ae743c2c142a725ffe9d39e6c22254292c943b2e2f9e.exe

C:\Windows\system32\choice.exe

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

Network

N/A

Files

memory/1808-54-0x0000000000210000-0x0000000000FE8000-memory.dmp

memory/1988-55-0x0000000000000000-mapping.dmp

memory/1152-56-0x0000000000000000-mapping.dmp

memory/1808-57-0x0000000000210000-0x0000000000FE8000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-08-30 02:07

Reported

2022-08-30 02:12

Platform

win10-20220812-en

Max time kernel

50s

Max time network

180s

Command Line

"C:\Users\Admin\AppData\Local\Temp\86f037e97d7d843511e7ae743c2c142a725ffe9d39e6c22254292c943b2e2f9e.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\86f037e97d7d843511e7ae743c2c142a725ffe9d39e6c22254292c943b2e2f9e.exe

"C:\Users\Admin\AppData\Local\Temp\86f037e97d7d843511e7ae743c2c142a725ffe9d39e6c22254292c943b2e2f9e.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\86f037e97d7d843511e7ae743c2c142a725ffe9d39e6c22254292c943b2e2f9e.exe

C:\Windows\system32\choice.exe

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

Network

Country Destination Domain Proto
US 52.168.112.66:443 tcp
US 93.184.221.240:80 tcp

Files

memory/2208-120-0x0000000000EF0000-0x0000000001CC8000-memory.dmp

memory/4916-121-0x0000000000000000-mapping.dmp

memory/2208-122-0x0000000000EF0000-0x0000000001CC8000-memory.dmp

memory/5080-123-0x0000000000000000-mapping.dmp