Malware Analysis Report

2024-09-22 21:55

Sample ID 240706-ayrjgashmh
Target 2024-07-06_57b65d3a571e34baef597a6aaf5f2594_karagany_mafia
SHA256 086b19f3a5da163a86fac787bdf3ba0c4819865a753dc5f95368a9cbad4d793a
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

086b19f3a5da163a86fac787bdf3ba0c4819865a753dc5f95368a9cbad4d793a

Threat Level: Known bad

The file 2024-07-06_57b65d3a571e34baef597a6aaf5f2594_karagany_mafia 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

2024-07-06 00:37

Signatures

Oski family

oski

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-06 00:37

Reported

2024-07-06 01:58

Platform

win7-20240704-en

Max time kernel

121s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-07-06_57b65d3a571e34baef597a6aaf5f2594_karagany_mafia.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2024-07-06_57b65d3a571e34baef597a6aaf5f2594_karagany_mafia.exe

"C:\Users\Admin\AppData\Local\Temp\2024-07-06_57b65d3a571e34baef597a6aaf5f2594_karagany_mafia.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2880 -s 500

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-06 00:37

Reported

2024-07-06 01:58

Platform

win10v2004-20240704-en

Max time kernel

149s

Max time network

157s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-07-06_57b65d3a571e34baef597a6aaf5f2594_karagany_mafia.exe"

Signatures

Oski

infostealer oski

Reads user/profile data of web browsers

spyware stealer

Processes

C:\Users\Admin\AppData\Local\Temp\2024-07-06_57b65d3a571e34baef597a6aaf5f2594_karagany_mafia.exe

"C:\Users\Admin\AppData\Local\Temp\2024-07-06_57b65d3a571e34baef597a6aaf5f2594_karagany_mafia.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1080 -ip 1080

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1080 -s 1160

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 24.73.42.20.in-addr.arpa udp

Files

N/A