Malware Analysis Report

2025-01-03 04:56

Sample ID 220404-dqv4gahbh5
Target 6189_1647697417_3623.exe
SHA256 962ea3e84b772c84bc0d9495cc00bf547ca80ac1ed34026cb971b6f5eb9deec8
Tags
oski infostealer 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

962ea3e84b772c84bc0d9495cc00bf547ca80ac1ed34026cb971b6f5eb9deec8

Threat Level: Known bad

The file 6189_1647697417_3623.exe was found to be: Known bad.

Malicious Activity Summary

oski infostealer spyware stealer

Oski family

Oski

Reads user/profile data of web browsers

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-04-04 03:13

Signatures

Oski family

oski

Analysis: behavioral1

Detonation Overview

Submitted

2022-04-04 03:13

Reported

2022-04-04 03:21

Platform

win7-20220331-en

Max time kernel

42s

Max time network

77s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6189_1647697417_3623.exe"

Signatures

Oski

infostealer oski

Reads user/profile data of web browsers

spyware stealer

Processes

C:\Users\Admin\AppData\Local\Temp\6189_1647697417_3623.exe

"C:\Users\Admin\AppData\Local\Temp\6189_1647697417_3623.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1656 -s 808

Network

Country Destination Domain Proto
US 8.8.8.8:53 wellsfargocs.ddns.us udp
US 170.178.190.213:80 wellsfargocs.ddns.us tcp
US 8.8.8.8:53 www.changeip.com udp
US 170.178.190.165:80 www.changeip.com tcp
US 170.178.190.165:15114 www.changeip.com tcp
US 170.178.190.165:41154 www.changeip.com tcp
US 170.178.190.165:8272 www.changeip.com tcp
US 170.178.190.165:15932 www.changeip.com tcp
US 170.178.190.165:12140 www.changeip.com tcp
US 170.178.190.165:25970 www.changeip.com tcp
US 170.178.190.165:8224 www.changeip.com tcp
US 170.178.190.165:2592 www.changeip.com tcp
US 170.178.190.165:8224 www.changeip.com tcp
US 170.178.190.165:30067 www.changeip.com tcp
US 170.178.190.165:28792 www.changeip.com tcp
US 170.178.190.165:15138 www.changeip.com tcp
US 170.178.190.165:12132 www.changeip.com tcp
US 170.178.190.165:15460 www.changeip.com tcp
US 170.178.190.165:24946 www.changeip.com tcp
US 170.178.190.165:29299 www.changeip.com tcp

Files

memory/1656-54-0x0000000075901000-0x0000000075903000-memory.dmp

memory/588-55-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-04-04 03:13

Reported

2022-04-04 03:21

Platform

win10v2004-20220331-en

Max time kernel

110s

Max time network

138s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6189_1647697417_3623.exe"

Signatures

Oski

infostealer oski

Reads user/profile data of web browsers

spyware stealer

Processes

C:\Users\Admin\AppData\Local\Temp\6189_1647697417_3623.exe

"C:\Users\Admin\AppData\Local\Temp\6189_1647697417_3623.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4836 -ip 4836

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4836 -s 1364

Network

Country Destination Domain Proto
US 8.8.8.8:53 wellsfargocs.ddns.us udp
US 170.178.190.213:80 wellsfargocs.ddns.us tcp
US 8.8.8.8:53 www.changeip.com udp
US 170.178.190.165:80 www.changeip.com tcp
US 170.178.190.165:15114 www.changeip.com tcp
US 170.178.190.165:41154 www.changeip.com tcp
US 170.178.190.165:8272 www.changeip.com tcp
US 170.178.190.165:15932 www.changeip.com tcp
US 170.178.190.165:12140 www.changeip.com tcp
US 170.178.190.165:25970 www.changeip.com tcp
US 170.178.190.165:8224 www.changeip.com tcp
US 170.178.190.165:2592 www.changeip.com tcp
US 170.178.190.165:8224 www.changeip.com tcp
US 170.178.190.165:30067 www.changeip.com tcp
US 170.178.190.165:28792 www.changeip.com tcp
US 170.178.190.165:15138 www.changeip.com tcp
US 170.178.190.165:12132 www.changeip.com tcp
US 170.178.190.165:15460 www.changeip.com tcp
US 170.178.190.165:24946 www.changeip.com tcp
US 170.178.190.165:29299 www.changeip.com tcp
US 93.184.220.29:80 tcp
FI 62.115.252.81:80 tcp
GB 51.132.193.104:443 tcp
FI 62.115.252.81:80 tcp
FI 62.115.252.81:80 tcp
FI 62.115.252.81:80 tcp

Files

N/A