Malware Analysis Report

2025-01-02 06:56

Sample ID 220906-wlmkmshab8
Target Grounded Early Access Plus 18 Trainer Updated 2021.10.25.exe
SHA256 9cf79bf9432b834bd3ed1cf7b412c773ec06e631685a5b32e245a6e0779b66d9
Tags
r77
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

9cf79bf9432b834bd3ed1cf7b412c773ec06e631685a5b32e245a6e0779b66d9

Threat Level: Known bad

The file Grounded Early Access Plus 18 Trainer Updated 2021.10.25.exe was found to be: Known bad.

Malicious Activity Summary

r77

R77 family

r77 rootkit payload

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2022-09-06 18:00

Signatures

R77 family

r77

r77 rootkit payload

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

Analysis: behavioral1

Detonation Overview

Submitted

2022-09-06 18:00

Reported

2022-09-06 18:03

Platform

win7-20220812-en

Max time kernel

152s

Max time network

138s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Grounded Early Access Plus 18 Trainer Updated 2021.10.25.exe"

Signatures

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Grounded Early Access Plus 18 Trainer Updated 2021.10.25.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Grounded Early Access Plus 18 Trainer Updated 2021.10.25.exe N/A
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N/A N/A C:\Users\Admin\AppData\Local\Temp\Grounded Early Access Plus 18 Trainer Updated 2021.10.25.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Grounded Early Access Plus 18 Trainer Updated 2021.10.25.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Grounded Early Access Plus 18 Trainer Updated 2021.10.25.exe

"C:\Users\Admin\AppData\Local\Temp\Grounded Early Access Plus 18 Trainer Updated 2021.10.25.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 flingtrainer.com udp
US 104.21.35.160:443 flingtrainer.com tcp

Files

memory/1384-54-0x0000000000450000-0x0000000000482000-memory.dmp

memory/1384-55-0x0000000000450000-0x0000000000482000-memory.dmp

memory/1384-56-0x000000001AEDC000-0x000000001AEFB000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-09-06 18:00

Reported

2022-09-06 18:01

Platform

win10v2004-20220901-en

Max time kernel

11s

Max time network

12s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Grounded Early Access Plus 18 Trainer Updated 2021.10.25.exe"

Signatures

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Grounded Early Access Plus 18 Trainer Updated 2021.10.25.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Grounded Early Access Plus 18 Trainer Updated 2021.10.25.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Grounded Early Access Plus 18 Trainer Updated 2021.10.25.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Grounded Early Access Plus 18 Trainer Updated 2021.10.25.exe N/A
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N/A N/A C:\Users\Admin\AppData\Local\Temp\Grounded Early Access Plus 18 Trainer Updated 2021.10.25.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Grounded Early Access Plus 18 Trainer Updated 2021.10.25.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Grounded Early Access Plus 18 Trainer Updated 2021.10.25.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Grounded Early Access Plus 18 Trainer Updated 2021.10.25.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Grounded Early Access Plus 18 Trainer Updated 2021.10.25.exe

"C:\Users\Admin\AppData\Local\Temp\Grounded Early Access Plus 18 Trainer Updated 2021.10.25.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 flingtrainer.com udp
US 172.67.177.160:443 flingtrainer.com tcp

Files

memory/1952-132-0x00007FF98FA70000-0x00007FF990531000-memory.dmp

memory/1952-133-0x00000204CA32A000-0x00000204CA32F000-memory.dmp