Malware Analysis Report

2024-10-16 06:53

Sample ID 240617-j6epbasbje
Target SkylineEngine.exe
SHA256 b3e095182c167c34dbb36c1a6b409a6af0fd22799ae8f4f2478f3ca5500c42d2
Tags
themida
score
7/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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
7/10

SHA256

b3e095182c167c34dbb36c1a6b409a6af0fd22799ae8f4f2478f3ca5500c42d2

Threat Level: Shows suspicious behavior

The file SkylineEngine.exe was found to be: Shows suspicious behavior.

Malicious Activity Summary

themida

Checks computer location settings

Executes dropped EXE

Loads dropped DLL

Themida packer

Unsigned PE

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-17 08:16

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-17 08:16

Reported

2024-06-17 08:19

Platform

win7-20240508-en

Max time kernel

117s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\SkylineEngine.exe"

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Free-SkylineEngine-FiveM.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\SkylineEngine.exe N/A

Themida packer

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

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\SkylineEngine.exe

"C:\Users\Admin\AppData\Local\Temp\SkylineEngine.exe"

C:\Users\Admin\AppData\Local\Temp\Free-SkylineEngine-FiveM.exe

"C:\Users\Admin\AppData\Local\Temp\Free-SkylineEngine-FiveM.exe"

Network

N/A

Files

memory/2952-0-0x000007FEF5053000-0x000007FEF5054000-memory.dmp

memory/2952-1-0x00000000009E0000-0x00000000011B0000-memory.dmp

memory/2952-2-0x000007FEF5050000-0x000007FEF5A3C000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Free-SkylineEngine-FiveM.exe

MD5 2580ea7d6388e0c3629e5891b8d361c1
SHA1 bbb74ddb6f0f238b4d813c43c0f33fbad723394b
SHA256 2fafa653e4db79f1be379644ba97d6aab962bdb6674bdb19853d0b309c68d516
SHA512 70fb890aefcea011df629d94471c26657633a2170d26ae9b0825fefd8b8c3530cd6e12dbd4a7db759c375e61a16b86370cdfc11f74f95aafddc4f01a92686374

memory/2952-8-0x000007FEF5050000-0x000007FEF5A3C000-memory.dmp

memory/2952-9-0x000000013FBC0000-0x0000000140B13000-memory.dmp

memory/1144-10-0x000000013FBC0000-0x0000000140B13000-memory.dmp

memory/2952-12-0x000000013FBC0000-0x0000000140B13000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-17 08:16

Reported

2024-06-17 08:19

Platform

win10v2004-20240611-en

Max time kernel

92s

Max time network

99s

Command Line

"C:\Users\Admin\AppData\Local\Temp\SkylineEngine.exe"

Signatures

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\SkylineEngine.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Free-SkylineEngine-FiveM.exe N/A

Themida packer

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

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\SkylineEngine.exe

"C:\Users\Admin\AppData\Local\Temp\SkylineEngine.exe"

C:\Users\Admin\AppData\Local\Temp\Free-SkylineEngine-FiveM.exe

"C:\Users\Admin\AppData\Local\Temp\Free-SkylineEngine-FiveM.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 216.131.50.23.in-addr.arpa udp
NL 23.62.61.106:443 www.bing.com tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 106.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp

Files

memory/1160-0-0x00007FFFDF863000-0x00007FFFDF865000-memory.dmp

memory/1160-1-0x0000000000660000-0x0000000000E30000-memory.dmp

memory/1160-2-0x00007FFFDF860000-0x00007FFFE0321000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Free-SkylineEngine-FiveM.exe

MD5 2580ea7d6388e0c3629e5891b8d361c1
SHA1 bbb74ddb6f0f238b4d813c43c0f33fbad723394b
SHA256 2fafa653e4db79f1be379644ba97d6aab962bdb6674bdb19853d0b309c68d516
SHA512 70fb890aefcea011df629d94471c26657633a2170d26ae9b0825fefd8b8c3530cd6e12dbd4a7db759c375e61a16b86370cdfc11f74f95aafddc4f01a92686374

memory/1160-12-0x00007FFFDF860000-0x00007FFFE0321000-memory.dmp

memory/2856-13-0x00007FF737F00000-0x00007FF738E53000-memory.dmp