Malware Analysis Report

2024-10-18 21:03

Sample ID 230824-ty8brsdh62
Target 83c54bf7079b8d736aa6049047bf4b05_mafia_JC.exe
SHA256 08f88507f4c72c0787395c5c96cae10d2330c5526a91c677dc9a48e2749ec941
Tags
oski infostealer spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

08f88507f4c72c0787395c5c96cae10d2330c5526a91c677dc9a48e2749ec941

Threat Level: Known bad

The file 83c54bf7079b8d736aa6049047bf4b05_mafia_JC.exe was found to be: Known bad.

Malicious Activity Summary

oski infostealer spyware stealer

Oski

Oski family

Reads user/profile data of web browsers

Unsigned PE

Program crash

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-08-24 16:29

Signatures

Oski family

oski

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2023-08-24 16:29

Reported

2023-08-24 16:31

Platform

win10v2004-20230703-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\83c54bf7079b8d736aa6049047bf4b05_mafia_JC.exe"

Signatures

Oski

infostealer oski

Reads user/profile data of web browsers

spyware stealer

Processes

C:\Users\Admin\AppData\Local\Temp\83c54bf7079b8d736aa6049047bf4b05_mafia_JC.exe

"C:\Users\Admin\AppData\Local\Temp\83c54bf7079b8d736aa6049047bf4b05_mafia_JC.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 216 -ip 216

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 216 -s 1288

Network

Country Destination Domain Proto
VN 103.155.81.167:80 tcp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
VN 103.155.81.167:80 tcp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 240.81.21.72.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 8.3.197.209.in-addr.arpa udp
VN 103.155.81.167:80 tcp
VN 103.155.81.167:80 tcp
VN 103.155.81.167:80 tcp
VN 103.155.81.167:80 tcp
VN 103.155.81.167:80 tcp
US 8.8.8.8:53 14.173.189.20.in-addr.arpa udp

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-08-24 16:29

Reported

2023-08-24 16:31

Platform

win7-20230712-en

Max time kernel

148s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\83c54bf7079b8d736aa6049047bf4b05_mafia_JC.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\83c54bf7079b8d736aa6049047bf4b05_mafia_JC.exe

"C:\Users\Admin\AppData\Local\Temp\83c54bf7079b8d736aa6049047bf4b05_mafia_JC.exe"

Network

Country Destination Domain Proto
VN 103.155.81.167:80 tcp
VN 103.155.81.167:80 tcp
VN 103.155.81.167:80 tcp
VN 103.155.81.167:80 tcp
VN 103.155.81.167:80 tcp
VN 103.155.81.167:80 tcp
VN 103.155.81.167:80 tcp
VN 103.155.81.167:80 tcp

Files

N/A