Malware Analysis Report

2024-10-18 21:03

Sample ID 230821-w9rjhagh91
Target 66e1b89cc68bb1e25994b4393681527f_mafia_JC.exe
SHA256 4c503bbc076f97f325386830e4f8914e90fa7d4d7e7ed1a703f22bc716606a30
Tags
oski
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

4c503bbc076f97f325386830e4f8914e90fa7d4d7e7ed1a703f22bc716606a30

Threat Level: Known bad

The file 66e1b89cc68bb1e25994b4393681527f_mafia_JC.exe was found to be: Known bad.

Malicious Activity Summary

oski

Oski family

Program crash

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-08-21 18:37

Signatures

Oski family

oski

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2023-08-21 18:37

Reported

2023-08-21 18:40

Platform

win10v2004-20230703-en

Max time kernel

143s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\66e1b89cc68bb1e25994b4393681527f_mafia_JC.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\66e1b89cc68bb1e25994b4393681527f_mafia_JC.exe

"C:\Users\Admin\AppData\Local\Temp\66e1b89cc68bb1e25994b4393681527f_mafia_JC.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4392 -ip 4392

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4392 -s 268

Network

Country Destination Domain Proto
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 1.77.109.52.in-addr.arpa udp
US 8.8.8.8:53 2.173.189.20.in-addr.arpa udp

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-08-21 18:37

Reported

2023-08-21 18:40

Platform

win7-20230712-en

Max time kernel

122s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\66e1b89cc68bb1e25994b4393681527f_mafia_JC.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\66e1b89cc68bb1e25994b4393681527f_mafia_JC.exe

"C:\Users\Admin\AppData\Local\Temp\66e1b89cc68bb1e25994b4393681527f_mafia_JC.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3024 -s 112

Network

N/A

Files

N/A