Malware Analysis Report

2024-10-18 23:36

Sample ID 240923-tvnsyswdph
Target 587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.exe
SHA256 587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d
Tags
amadey 9c9aa5 discovery 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

587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d

Threat Level: Known bad

The file 587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.exe was found to be: Known bad.

Malicious Activity Summary

amadey 9c9aa5 discovery evasion trojan

Amadey

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

Identifies Wine through registry keys

Executes dropped EXE

Loads dropped DLL

Checks computer location settings

Checks BIOS information in registry

Suspicious use of NtSetInformationThreadHideFromDebugger

Drops file in Windows directory

Enumerates physical storage devices

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious use of FindShellTrayWindow

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-23 16:22

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-23 16:22

Reported

2024-09-23 16:25

Platform

win7-20240903-en

Max time kernel

10s

Max time network

16s

Command Line

"C:\Users\Admin\AppData\Local\Temp\587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.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\587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.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\587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe N/A

Identifies Wine through registry keys

evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\Tasks\skotes.job C:\Users\Admin\AppData\Local\Temp\587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.exe

"C:\Users\Admin\AppData\Local\Temp\587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.exe"

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

"C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe"

Network

N/A

Files

memory/3020-0-0x0000000000FF0000-0x0000000001486000-memory.dmp

memory/3020-1-0x0000000077080000-0x0000000077082000-memory.dmp

memory/3020-2-0x0000000000FF1000-0x000000000101F000-memory.dmp

memory/3020-3-0x0000000000FF0000-0x0000000001486000-memory.dmp

memory/3020-4-0x0000000000FF0000-0x0000000001486000-memory.dmp

\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

MD5 f150c6a1804e541fd06c07175b423b7c
SHA1 65fe457d482ba93e86994be0151fae82b6a6f119
SHA256 587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d
SHA512 55161d4ded79edd48dce9d19075acddea39cc6efc11a4dd78852b76e021ca3f21f1e5bde76650f55b96d049e645969080df5805c1c4dfb04acc9ee2782a345ca

memory/3020-17-0x0000000000FF0000-0x0000000001486000-memory.dmp

memory/3020-18-0x0000000006780000-0x0000000006C16000-memory.dmp

memory/3020-19-0x0000000006780000-0x0000000006C16000-memory.dmp

memory/2824-20-0x0000000001060000-0x00000000014F6000-memory.dmp

memory/2824-22-0x0000000001060000-0x00000000014F6000-memory.dmp

memory/2824-21-0x0000000001061000-0x000000000108F000-memory.dmp

memory/2824-24-0x0000000001060000-0x00000000014F6000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-23 16:22

Reported

2024-09-23 16:25

Platform

win10v2004-20240802-en

Max time kernel

142s

Max time network

137s

Command Line

"C:\Users\Admin\AppData\Local\Temp\587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.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\587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.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\587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.exe N/A

Identifies Wine through registry keys

evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\Tasks\skotes.job C:\Users\Admin\AppData\Local\Temp\587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.exe

"C:\Users\Admin\AppData\Local\Temp\587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d.exe"

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

"C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe"

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4272,i,3387628439405076340,17957358341235678872,262144 --variations-seed-version --mojo-platform-channel-handle=2152 /prefetch:8

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 185.215.113.43:80 185.215.113.43 tcp
US 8.8.8.8:53 43.113.215.185.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp

Files

memory/2080-0-0x0000000000680000-0x0000000000B16000-memory.dmp

memory/2080-1-0x0000000077014000-0x0000000077016000-memory.dmp

memory/2080-2-0x0000000000681000-0x00000000006AF000-memory.dmp

memory/2080-3-0x0000000000680000-0x0000000000B16000-memory.dmp

memory/2080-4-0x0000000000680000-0x0000000000B16000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

MD5 f150c6a1804e541fd06c07175b423b7c
SHA1 65fe457d482ba93e86994be0151fae82b6a6f119
SHA256 587e86e6ca49e27558b086d23708a5a506c3472314ceb0f3156184a4f9a4745d
SHA512 55161d4ded79edd48dce9d19075acddea39cc6efc11a4dd78852b76e021ca3f21f1e5bde76650f55b96d049e645969080df5805c1c4dfb04acc9ee2782a345ca

memory/320-17-0x0000000000EA0000-0x0000000001336000-memory.dmp

memory/2080-18-0x0000000000680000-0x0000000000B16000-memory.dmp

memory/320-20-0x0000000000EA0000-0x0000000001336000-memory.dmp

memory/320-19-0x0000000000EA1000-0x0000000000ECF000-memory.dmp

memory/320-21-0x0000000000EA0000-0x0000000001336000-memory.dmp

memory/724-23-0x0000000000EA0000-0x0000000001336000-memory.dmp

memory/724-24-0x0000000000EA0000-0x0000000001336000-memory.dmp

memory/724-25-0x0000000000EA0000-0x0000000001336000-memory.dmp

memory/724-27-0x0000000000EA0000-0x0000000001336000-memory.dmp

memory/724-28-0x0000000000EA1000-0x0000000000ECF000-memory.dmp

memory/320-29-0x0000000000EA0000-0x0000000001336000-memory.dmp

memory/320-30-0x0000000000EA0000-0x0000000001336000-memory.dmp

memory/320-31-0x0000000000EA0000-0x0000000001336000-memory.dmp

memory/320-32-0x0000000000EA0000-0x0000000001336000-memory.dmp

memory/320-33-0x0000000000EA0000-0x0000000001336000-memory.dmp

memory/320-34-0x0000000000EA0000-0x0000000001336000-memory.dmp

memory/320-35-0x0000000000EA0000-0x0000000001336000-memory.dmp

memory/320-36-0x0000000000EA0000-0x0000000001336000-memory.dmp

memory/320-37-0x0000000000EA0000-0x0000000001336000-memory.dmp

memory/4948-39-0x0000000000EA0000-0x0000000001336000-memory.dmp

memory/320-40-0x0000000000EA0000-0x0000000001336000-memory.dmp

memory/320-41-0x0000000000EA0000-0x0000000001336000-memory.dmp

memory/320-42-0x0000000000EA0000-0x0000000001336000-memory.dmp

memory/320-43-0x0000000000EA0000-0x0000000001336000-memory.dmp

memory/320-44-0x0000000000EA0000-0x0000000001336000-memory.dmp

memory/320-45-0x0000000000EA0000-0x0000000001336000-memory.dmp

memory/2324-48-0x0000000000EA0000-0x0000000001336000-memory.dmp

memory/320-49-0x0000000000EA0000-0x0000000001336000-memory.dmp

memory/320-50-0x0000000000EA0000-0x0000000001336000-memory.dmp