Malware Analysis Report

2024-11-15 08:56

Sample ID 240708-n1gc6szdrf
Target ad0bee6e95f42fc5373998ebbf02b06eee07ea2c4139edd903d0345ec7c3c4dc
SHA256 ad0bee6e95f42fc5373998ebbf02b06eee07ea2c4139edd903d0345ec7c3c4dc
Tags
amadey 4dd39d evasion trojan
score
10/10

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
10/10

SHA256

ad0bee6e95f42fc5373998ebbf02b06eee07ea2c4139edd903d0345ec7c3c4dc

Threat Level: Known bad

The file ad0bee6e95f42fc5373998ebbf02b06eee07ea2c4139edd903d0345ec7c3c4dc was found to be: Known bad.

Malicious Activity Summary

amadey 4dd39d evasion trojan

Amadey

Identifies VirtualBox via ACPI registry values (likely anti-VM)

Identifies Wine through registry keys

Checks BIOS information in registry

Checks computer location settings

Executes dropped EXE

Suspicious use of NtSetInformationThreadHideFromDebugger

Drops file in Windows directory

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-08 11:51

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-08 11:51

Reported

2024-07-08 11:54

Platform

win10v2004-20240704-en

Max time kernel

144s

Max time network

116s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ad0bee6e95f42fc5373998ebbf02b06eee07ea2c4139edd903d0345ec7c3c4dc.exe"

Signatures

Amadey

trojan amadey

Identifies VirtualBox via ACPI registry values (likely anti-VM)

evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\ad0bee6e95f42fc5373998ebbf02b06eee07ea2c4139edd903d0345ec7c3c4dc.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.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\ad40971b6b\explorti.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\ad0bee6e95f42fc5373998ebbf02b06eee07ea2c4139edd903d0345ec7c3c4dc.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\ad0bee6e95f42fc5373998ebbf02b06eee07ea2c4139edd903d0345ec7c3c4dc.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\ad0bee6e95f42fc5373998ebbf02b06eee07ea2c4139edd903d0345ec7c3c4dc.exe N/A

Identifies Wine through registry keys

evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\ad0bee6e95f42fc5373998ebbf02b06eee07ea2c4139edd903d0345ec7c3c4dc.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\Tasks\explorti.job C:\Users\Admin\AppData\Local\Temp\ad0bee6e95f42fc5373998ebbf02b06eee07ea2c4139edd903d0345ec7c3c4dc.exe N/A

Enumerates physical storage devices

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ad0bee6e95f42fc5373998ebbf02b06eee07ea2c4139edd903d0345ec7c3c4dc.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ad0bee6e95f42fc5373998ebbf02b06eee07ea2c4139edd903d0345ec7c3c4dc.exe

"C:\Users\Admin\AppData\Local\Temp\ad0bee6e95f42fc5373998ebbf02b06eee07ea2c4139edd903d0345ec7c3c4dc.exe"

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe

"C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe"

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
RU 77.91.77.82:80 77.91.77.82 tcp
US 8.8.8.8:53 82.77.91.77.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp

Files

memory/1460-0-0x00000000009D0000-0x0000000000E83000-memory.dmp

memory/1460-1-0x0000000077C94000-0x0000000077C96000-memory.dmp

memory/1460-2-0x00000000009D1000-0x00000000009FF000-memory.dmp

memory/1460-3-0x00000000009D0000-0x0000000000E83000-memory.dmp

memory/1460-5-0x00000000009D0000-0x0000000000E83000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe

MD5 2a6e9093c0b810e42ea6d8c38d336d3b
SHA1 dcc4149f68455bd22f79a1e237343ab9ca4773a5
SHA256 ad0bee6e95f42fc5373998ebbf02b06eee07ea2c4139edd903d0345ec7c3c4dc
SHA512 15d3d888f5d2c3baa023b385b190a42e8cfb8186f2f8b8a6ddff46c973b5b3278c691a554642a5c19fc7d4f8885f1c6698d54e608aaa24bcc71382e984c06c79

memory/1460-17-0x00000000009D0000-0x0000000000E83000-memory.dmp

memory/1912-18-0x0000000000E30000-0x00000000012E3000-memory.dmp

memory/1912-19-0x0000000000E31000-0x0000000000E5F000-memory.dmp

memory/1912-20-0x0000000000E30000-0x00000000012E3000-memory.dmp

memory/1912-21-0x0000000000E30000-0x00000000012E3000-memory.dmp

memory/4668-23-0x0000000000E30000-0x00000000012E3000-memory.dmp

memory/4668-24-0x0000000000E30000-0x00000000012E3000-memory.dmp

memory/4668-25-0x0000000000E30000-0x00000000012E3000-memory.dmp

memory/1912-26-0x0000000000E30000-0x00000000012E3000-memory.dmp

memory/1912-27-0x0000000000E30000-0x00000000012E3000-memory.dmp

memory/1912-28-0x0000000000E30000-0x00000000012E3000-memory.dmp

memory/1912-29-0x0000000000E30000-0x00000000012E3000-memory.dmp

memory/1912-30-0x0000000000E30000-0x00000000012E3000-memory.dmp

memory/1912-31-0x0000000000E30000-0x00000000012E3000-memory.dmp

memory/1912-32-0x0000000000E30000-0x00000000012E3000-memory.dmp

memory/1912-33-0x0000000000E30000-0x00000000012E3000-memory.dmp

memory/1912-34-0x0000000000E30000-0x00000000012E3000-memory.dmp

memory/948-36-0x0000000000E30000-0x00000000012E3000-memory.dmp

memory/948-37-0x0000000000E30000-0x00000000012E3000-memory.dmp

memory/1912-38-0x0000000000E30000-0x00000000012E3000-memory.dmp

memory/1912-39-0x0000000000E30000-0x00000000012E3000-memory.dmp

memory/1912-40-0x0000000000E30000-0x00000000012E3000-memory.dmp

memory/1912-41-0x0000000000E30000-0x00000000012E3000-memory.dmp

memory/1912-42-0x0000000000E30000-0x00000000012E3000-memory.dmp

memory/1912-43-0x0000000000E30000-0x00000000012E3000-memory.dmp

memory/2804-45-0x0000000000E30000-0x00000000012E3000-memory.dmp

memory/2804-46-0x0000000000E30000-0x00000000012E3000-memory.dmp

memory/1912-47-0x0000000000E30000-0x00000000012E3000-memory.dmp

memory/1912-48-0x0000000000E30000-0x00000000012E3000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-08 11:51

Reported

2024-07-08 11:54

Platform

win11-20240508-en

Max time kernel

146s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ad0bee6e95f42fc5373998ebbf02b06eee07ea2c4139edd903d0345ec7c3c4dc.exe"

Signatures

Amadey

trojan amadey

Identifies VirtualBox via ACPI registry values (likely anti-VM)

evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\ad0bee6e95f42fc5373998ebbf02b06eee07ea2c4139edd903d0345ec7c3c4dc.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\ad0bee6e95f42fc5373998ebbf02b06eee07ea2c4139edd903d0345ec7c3c4dc.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\ad0bee6e95f42fc5373998ebbf02b06eee07ea2c4139edd903d0345ec7c3c4dc.exe N/A

Identifies Wine through registry keys

evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1672260578-815027929-964132517-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\ad0bee6e95f42fc5373998ebbf02b06eee07ea2c4139edd903d0345ec7c3c4dc.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1672260578-815027929-964132517-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1672260578-815027929-964132517-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1672260578-815027929-964132517-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1672260578-815027929-964132517-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\Tasks\explorti.job C:\Users\Admin\AppData\Local\Temp\ad0bee6e95f42fc5373998ebbf02b06eee07ea2c4139edd903d0345ec7c3c4dc.exe N/A

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\ad0bee6e95f42fc5373998ebbf02b06eee07ea2c4139edd903d0345ec7c3c4dc.exe

"C:\Users\Admin\AppData\Local\Temp\ad0bee6e95f42fc5373998ebbf02b06eee07ea2c4139edd903d0345ec7c3c4dc.exe"

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe

"C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe"

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe

Network

Country Destination Domain Proto
RU 77.91.77.82:80 tcp
RU 77.91.77.82:80 tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp

Files

memory/3700-0-0x0000000000FF0000-0x00000000014A3000-memory.dmp

memory/3700-1-0x0000000077986000-0x0000000077988000-memory.dmp

memory/3700-2-0x0000000000FF1000-0x000000000101F000-memory.dmp

memory/3700-3-0x0000000000FF0000-0x00000000014A3000-memory.dmp

memory/3700-5-0x0000000000FF0000-0x00000000014A3000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe

MD5 2a6e9093c0b810e42ea6d8c38d336d3b
SHA1 dcc4149f68455bd22f79a1e237343ab9ca4773a5
SHA256 ad0bee6e95f42fc5373998ebbf02b06eee07ea2c4139edd903d0345ec7c3c4dc
SHA512 15d3d888f5d2c3baa023b385b190a42e8cfb8186f2f8b8a6ddff46c973b5b3278c691a554642a5c19fc7d4f8885f1c6698d54e608aaa24bcc71382e984c06c79

memory/3700-17-0x0000000000FF0000-0x00000000014A3000-memory.dmp

memory/928-18-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/928-19-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/928-20-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/928-21-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/908-23-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/928-24-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/908-25-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/908-26-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/928-27-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/928-28-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/928-29-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/928-30-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/928-31-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/928-32-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/928-33-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/928-34-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/2348-37-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/928-36-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/2348-38-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/928-39-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/928-40-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/928-41-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/928-42-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/928-43-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/928-45-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/1348-46-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/1348-48-0x0000000000CC0000-0x0000000001173000-memory.dmp

memory/928-49-0x0000000000CC0000-0x0000000001173000-memory.dmp