Malware Analysis Report

2024-11-30 22:07

Sample ID 240703-n3dp3asbmb
Target fd186d2994d3357f4168b85ebad83df2455704248091a118bb8288d14eb771f7
SHA256 fd186d2994d3357f4168b85ebad83df2455704248091a118bb8288d14eb771f7
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

fd186d2994d3357f4168b85ebad83df2455704248091a118bb8288d14eb771f7

Threat Level: Known bad

The file fd186d2994d3357f4168b85ebad83df2455704248091a118bb8288d14eb771f7 was found to be: Known bad.

Malicious Activity Summary

amadey 4dd39d evasion trojan

Amadey

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

Checks computer location settings

Executes dropped EXE

Identifies Wine through registry keys

Checks BIOS information in registry

Suspicious use of NtSetInformationThreadHideFromDebugger

Drops file in Windows directory

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-03 11:54

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-03 11:54

Reported

2024-07-03 11:57

Platform

win10v2004-20240508-en

Max time kernel

142s

Max time network

49s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fd186d2994d3357f4168b85ebad83df2455704248091a118bb8288d14eb771f7.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\fd186d2994d3357f4168b85ebad83df2455704248091a118bb8288d14eb771f7.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\fd186d2994d3357f4168b85ebad83df2455704248091a118bb8288d14eb771f7.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\fd186d2994d3357f4168b85ebad83df2455704248091a118bb8288d14eb771f7.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\ad40971b6b\explorti.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\fd186d2994d3357f4168b85ebad83df2455704248091a118bb8288d14eb771f7.exe N/A

Identifies Wine through registry keys

evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\fd186d2994d3357f4168b85ebad83df2455704248091a118bb8288d14eb771f7.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\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\fd186d2994d3357f4168b85ebad83df2455704248091a118bb8288d14eb771f7.exe N/A

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\fd186d2994d3357f4168b85ebad83df2455704248091a118bb8288d14eb771f7.exe

"C:\Users\Admin\AppData\Local\Temp\fd186d2994d3357f4168b85ebad83df2455704248091a118bb8288d14eb771f7.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 8.8.8.8.in-addr.arpa udp
RU 77.91.77.82:80 tcp
RU 77.91.77.82:80 tcp

Files

memory/2440-0-0x00000000009F0000-0x0000000000E8C000-memory.dmp

memory/2440-1-0x0000000077984000-0x0000000077986000-memory.dmp

memory/2440-2-0x00000000009F1000-0x0000000000A1F000-memory.dmp

memory/2440-3-0x00000000009F0000-0x0000000000E8C000-memory.dmp

memory/2440-5-0x00000000009F0000-0x0000000000E8C000-memory.dmp

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

MD5 cd9407ed0f3449be68d81f2d84b76d23
SHA1 45aa1e2ccc28850da9aab93b7f6fcf28fe152421
SHA256 fd186d2994d3357f4168b85ebad83df2455704248091a118bb8288d14eb771f7
SHA512 10fbc40abf6c988426305ea672b8af86acb169b817af9e9b2bcef13dc00ee5459f8c7cac41e83c74e2572a88a2a4cd200895398f19adce7ea2580470e4fe1741

memory/4816-18-0x0000000000F00000-0x000000000139C000-memory.dmp

memory/2440-17-0x00000000009F0000-0x0000000000E8C000-memory.dmp

memory/4816-19-0x0000000000F01000-0x0000000000F2F000-memory.dmp

memory/4816-20-0x0000000000F00000-0x000000000139C000-memory.dmp

memory/4816-21-0x0000000000F00000-0x000000000139C000-memory.dmp

memory/4816-22-0x0000000000F00000-0x000000000139C000-memory.dmp

memory/4816-23-0x0000000000F00000-0x000000000139C000-memory.dmp

memory/4816-24-0x0000000000F00000-0x000000000139C000-memory.dmp

memory/4816-25-0x0000000000F00000-0x000000000139C000-memory.dmp

memory/4816-26-0x0000000000F00000-0x000000000139C000-memory.dmp

memory/4816-27-0x0000000000F00000-0x000000000139C000-memory.dmp

memory/4816-28-0x0000000000F00000-0x000000000139C000-memory.dmp

memory/4220-30-0x0000000000F00000-0x000000000139C000-memory.dmp

memory/4220-31-0x0000000000F00000-0x000000000139C000-memory.dmp

memory/4220-32-0x0000000000F00000-0x000000000139C000-memory.dmp

memory/4220-33-0x0000000000F00000-0x000000000139C000-memory.dmp

memory/4816-34-0x0000000000F00000-0x000000000139C000-memory.dmp

memory/4816-35-0x0000000000F00000-0x000000000139C000-memory.dmp

memory/4816-36-0x0000000000F00000-0x000000000139C000-memory.dmp

memory/4816-37-0x0000000000F00000-0x000000000139C000-memory.dmp

memory/4816-38-0x0000000000F00000-0x000000000139C000-memory.dmp

memory/4816-39-0x0000000000F00000-0x000000000139C000-memory.dmp

memory/4960-41-0x0000000000F00000-0x000000000139C000-memory.dmp

memory/4960-42-0x0000000000F00000-0x000000000139C000-memory.dmp

memory/4816-43-0x0000000000F00000-0x000000000139C000-memory.dmp

memory/4816-44-0x0000000000F00000-0x000000000139C000-memory.dmp

memory/4816-45-0x0000000000F00000-0x000000000139C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-03 11:54

Reported

2024-07-03 11:57

Platform

win11-20240508-en

Max time kernel

146s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fd186d2994d3357f4168b85ebad83df2455704248091a118bb8288d14eb771f7.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\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\fd186d2994d3357f4168b85ebad83df2455704248091a118bb8288d14eb771f7.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\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\fd186d2994d3357f4168b85ebad83df2455704248091a118bb8288d14eb771f7.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\fd186d2994d3357f4168b85ebad83df2455704248091a118bb8288d14eb771f7.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.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\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\fd186d2994d3357f4168b85ebad83df2455704248091a118bb8288d14eb771f7.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\fd186d2994d3357f4168b85ebad83df2455704248091a118bb8288d14eb771f7.exe N/A

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\fd186d2994d3357f4168b85ebad83df2455704248091a118bb8288d14eb771f7.exe

"C:\Users\Admin\AppData\Local\Temp\fd186d2994d3357f4168b85ebad83df2455704248091a118bb8288d14eb771f7.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
IE 52.111.236.22:443 tcp

Files

memory/2152-0-0x0000000000CC0000-0x000000000115C000-memory.dmp

memory/2152-1-0x0000000077616000-0x0000000077618000-memory.dmp

memory/2152-2-0x0000000000CC1000-0x0000000000CEF000-memory.dmp

memory/2152-3-0x0000000000CC0000-0x000000000115C000-memory.dmp

memory/2152-5-0x0000000000CC0000-0x000000000115C000-memory.dmp

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

MD5 cd9407ed0f3449be68d81f2d84b76d23
SHA1 45aa1e2ccc28850da9aab93b7f6fcf28fe152421
SHA256 fd186d2994d3357f4168b85ebad83df2455704248091a118bb8288d14eb771f7
SHA512 10fbc40abf6c988426305ea672b8af86acb169b817af9e9b2bcef13dc00ee5459f8c7cac41e83c74e2572a88a2a4cd200895398f19adce7ea2580470e4fe1741

memory/1860-18-0x0000000000A60000-0x0000000000EFC000-memory.dmp

memory/2152-17-0x0000000000CC0000-0x000000000115C000-memory.dmp

memory/1860-19-0x0000000000A60000-0x0000000000EFC000-memory.dmp

memory/1860-20-0x0000000000A60000-0x0000000000EFC000-memory.dmp

memory/1860-21-0x0000000000A60000-0x0000000000EFC000-memory.dmp

memory/1860-22-0x0000000000A60000-0x0000000000EFC000-memory.dmp

memory/1860-23-0x0000000000A60000-0x0000000000EFC000-memory.dmp

memory/1860-24-0x0000000000A60000-0x0000000000EFC000-memory.dmp

memory/1860-25-0x0000000000A60000-0x0000000000EFC000-memory.dmp

memory/1860-26-0x0000000000A60000-0x0000000000EFC000-memory.dmp

memory/1860-27-0x0000000000A60000-0x0000000000EFC000-memory.dmp

memory/1860-28-0x0000000000A60000-0x0000000000EFC000-memory.dmp

memory/1860-29-0x0000000000A60000-0x0000000000EFC000-memory.dmp

memory/2248-31-0x0000000000A60000-0x0000000000EFC000-memory.dmp

memory/2248-32-0x0000000000A60000-0x0000000000EFC000-memory.dmp

memory/2248-33-0x0000000000A60000-0x0000000000EFC000-memory.dmp

memory/2248-34-0x0000000000A60000-0x0000000000EFC000-memory.dmp

memory/1860-35-0x0000000000A60000-0x0000000000EFC000-memory.dmp

memory/1860-36-0x0000000000A60000-0x0000000000EFC000-memory.dmp

memory/1860-37-0x0000000000A60000-0x0000000000EFC000-memory.dmp

memory/1860-38-0x0000000000A60000-0x0000000000EFC000-memory.dmp

memory/1860-39-0x0000000000A60000-0x0000000000EFC000-memory.dmp

memory/1860-40-0x0000000000A60000-0x0000000000EFC000-memory.dmp

memory/1308-42-0x0000000000A60000-0x0000000000EFC000-memory.dmp

memory/1308-43-0x0000000000A60000-0x0000000000EFC000-memory.dmp

memory/1860-44-0x0000000000A60000-0x0000000000EFC000-memory.dmp

memory/1860-45-0x0000000000A60000-0x0000000000EFC000-memory.dmp

memory/1860-46-0x0000000000A60000-0x0000000000EFC000-memory.dmp