Malware Analysis Report

2024-11-13 18:05

Sample ID 241110-b2c1xszkcj
Target Tweaks.exe
SHA256 40409fa2936a49876d650e74644bb18366cbbfb3d28a97aad6f833b02394ab2a
Tags
evasion
score
9/10

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
9/10

SHA256

40409fa2936a49876d650e74644bb18366cbbfb3d28a97aad6f833b02394ab2a

Threat Level: Likely malicious

The file Tweaks.exe was found to be: Likely malicious.

Malicious Activity Summary

evasion

Looks for VirtualBox Guest Additions in registry

Looks for VMWare Tools registry key

Checks BIOS information in registry

Maps connected drives based on registry

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Enumerates system info in registry

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 01:38

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 01:38

Reported

2024-11-10 01:40

Platform

win7-20241023-en

Max time kernel

148s

Max time network

123s

Command Line

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

Signatures

Looks for VirtualBox Guest Additions in registry

evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions C:\Users\Admin\AppData\Local\Temp\Tweaks.exe N/A

Looks for VMWare Tools registry key

evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SOFTWARE\VMware, Inc.\VMware Tools C:\Users\Admin\AppData\Local\Temp\Tweaks.exe N/A

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\Tweaks.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\Tweaks.exe N/A

Maps connected drives based on registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum C:\Users\Admin\AppData\Local\Temp\Tweaks.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\Tweaks.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS C:\Users\Admin\AppData\Local\Temp\Tweaks.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer C:\Users\Admin\AppData\Local\Temp\Tweaks.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemVersion C:\Users\Admin\AppData\Local\Temp\Tweaks.exe N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of AdjustPrivilegeToken

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

Processes

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

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

Network

N/A

Files

memory/1048-0-0x000007FEF6343000-0x000007FEF6344000-memory.dmp

memory/1048-1-0x00000000001B0000-0x0000000000322000-memory.dmp

memory/1048-2-0x000000001C2C0000-0x000000001C3E2000-memory.dmp

memory/1048-3-0x000007FEF6340000-0x000007FEF6D2C000-memory.dmp

memory/1048-4-0x000000001E7E0000-0x000000001E9D6000-memory.dmp

memory/1048-5-0x0000000000190000-0x00000000001A2000-memory.dmp

memory/1048-6-0x00000000009E0000-0x00000000009FA000-memory.dmp

memory/1048-7-0x000007FEF6340000-0x000007FEF6D2C000-memory.dmp

memory/1048-8-0x000007FEF6340000-0x000007FEF6D2C000-memory.dmp

memory/1048-9-0x000007FEF6343000-0x000007FEF6344000-memory.dmp

memory/1048-10-0x000007FEF6340000-0x000007FEF6D2C000-memory.dmp

memory/1048-11-0x000007FEF6340000-0x000007FEF6D2C000-memory.dmp

memory/1048-12-0x000007FEF6340000-0x000007FEF6D2C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-10 01:38

Reported

2024-11-10 01:40

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

145s

Command Line

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

Signatures

Looks for VirtualBox Guest Additions in registry

evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions C:\Users\Admin\AppData\Local\Temp\Tweaks.exe N/A

Looks for VMWare Tools registry key

evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SOFTWARE\VMware, Inc.\VMware Tools C:\Users\Admin\AppData\Local\Temp\Tweaks.exe N/A

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\Tweaks.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\Tweaks.exe N/A

Maps connected drives based on registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum C:\Users\Admin\AppData\Local\Temp\Tweaks.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\Tweaks.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS C:\Users\Admin\AppData\Local\Temp\Tweaks.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer C:\Users\Admin\AppData\Local\Temp\Tweaks.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemVersion C:\Users\Admin\AppData\Local\Temp\Tweaks.exe N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of AdjustPrivilegeToken

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

Processes

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 102.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp

Files

memory/4740-0-0x00007FFB76543000-0x00007FFB76545000-memory.dmp

memory/4740-1-0x0000015D660F0000-0x0000015D66262000-memory.dmp

memory/4740-2-0x0000015D680A0000-0x0000015D681C2000-memory.dmp

memory/4740-3-0x00007FFB76540000-0x00007FFB77001000-memory.dmp

memory/4740-4-0x0000015D68BB0000-0x0000015D68DA6000-memory.dmp

memory/4740-5-0x0000015D67FB0000-0x0000015D67FC2000-memory.dmp

memory/4740-6-0x0000015D68030000-0x0000015D6804A000-memory.dmp

memory/4740-7-0x00007FFB76540000-0x00007FFB77001000-memory.dmp

memory/4740-8-0x00007FFB76540000-0x00007FFB77001000-memory.dmp

memory/4740-9-0x00007FFB76543000-0x00007FFB76545000-memory.dmp

memory/4740-10-0x00007FFB76540000-0x00007FFB77001000-memory.dmp

memory/4740-11-0x00007FFB76540000-0x00007FFB77001000-memory.dmp

memory/4740-12-0x00007FFB76540000-0x00007FFB77001000-memory.dmp