Malware Analysis Report

2024-09-22 21:45

Sample ID 240226-hs54nsfe98
Target 0f736a596f44dbd4c2fb77e28508bed0b76e43d0861ab37c9e3fa4cfadfe580e.exe
SHA256 0f736a596f44dbd4c2fb77e28508bed0b76e43d0861ab37c9e3fa4cfadfe580e
Tags
oski infostealer spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

0f736a596f44dbd4c2fb77e28508bed0b76e43d0861ab37c9e3fa4cfadfe580e

Threat Level: Known bad

The file 0f736a596f44dbd4c2fb77e28508bed0b76e43d0861ab37c9e3fa4cfadfe580e.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

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-02-26 07:00

Signatures

Oski family

oski

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-26 07:00

Reported

2024-02-26 07:03

Platform

win7-20240221-en

Max time kernel

117s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0f736a596f44dbd4c2fb77e28508bed0b76e43d0861ab37c9e3fa4cfadfe580e.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\0f736a596f44dbd4c2fb77e28508bed0b76e43d0861ab37c9e3fa4cfadfe580e.exe

"C:\Users\Admin\AppData\Local\Temp\0f736a596f44dbd4c2fb77e28508bed0b76e43d0861ab37c9e3fa4cfadfe580e.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2184 -s 500

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-26 07:00

Reported

2024-02-26 07:04

Platform

win10v2004-20240221-en

Max time kernel

147s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0f736a596f44dbd4c2fb77e28508bed0b76e43d0861ab37c9e3fa4cfadfe580e.exe"

Signatures

Oski

infostealer oski

Reads user/profile data of web browsers

spyware stealer

Processes

C:\Users\Admin\AppData\Local\Temp\0f736a596f44dbd4c2fb77e28508bed0b76e43d0861ab37c9e3fa4cfadfe580e.exe

"C:\Users\Admin\AppData\Local\Temp\0f736a596f44dbd4c2fb77e28508bed0b76e43d0861ab37c9e3fa4cfadfe580e.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3668 -ip 3668

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3668 -s 1164

Network

Country Destination Domain Proto
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 202.110.86.104.in-addr.arpa udp
US 8.8.8.8:53 8.173.189.20.in-addr.arpa udp

Files

N/A