amadey | 40fc948cd1a58cb92a7a43d066fd250ef34ad52984efb82950c20bd60e7cf21f

General

Target

40fc948cd1a58cb92a7a43d066fd250ef34ad52984efb82950c20bd60e7cf21f.exe
Size

1.9MB
MD5

fa098b363f56394eb669a96201d3521d
SHA1

76ecc170b800c1ec06e738a7b5e36e71233f8f2a
SHA256

40fc948cd1a58cb92a7a43d066fd250ef34ad52984efb82950c20bd60e7cf21f
SHA512

0c16d78ab94169f9b82dbbe5fabba0a1b4d8dc7294bb8cd7186334cd9e324a1b09d12bc40c10e661101247f85fdae1c1a409750d4d906b1a54ec59b9a030b66f
SSDEEP

49152:kxjt3XoWPCffcrq4+mGRpxe+mHg7OwhW3mtu90feqNB9ULK+Ea:iVomCffCGmGRnetcTEckNqNcK+Ea

Score

10^/10

amadey 9c9aa5 discovery evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes

install_dir
abc3bc1985
install_file
skotes.exe
strings_key
8a35cf2ea38c2817dba29a4b5b25dcf0
url_paths
/Zu7JuNko/index.php

rc4.plain

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey
Amadey family
amadey

Enumerates VirtualBox registry keys 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxSF	be61550134.exe

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 6 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	40fc948cd1a58cb92a7a43d066fd250ef34ad52984efb82950c20bd60e7cf21f.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	be61550134.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe

Downloads MZ/PE file

Checks BIOS information in registry 2 TTPs 12 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	40fc948cd1a58cb92a7a43d066fd250ef34ad52984efb82950c20bd60e7cf21f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	be61550134.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	40fc948cd1a58cb92a7a43d066fd250ef34ad52984efb82950c20bd60e7cf21f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	be61550134.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	40fc948cd1a58cb92a7a43d066fd250ef34ad52984efb82950c20bd60e7cf21f.exe
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	skotes.exe

Executes dropped EXE 5 IoCs

pid	Process
4540	skotes.exe
4840	be61550134.exe
1580	skotes.exe
2036	skotes.exe
2396	skotes.exe

Identifies Wine through registry keys 2 TTPs 6 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine	be61550134.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine	40fc948cd1a58cb92a7a43d066fd250ef34ad52984efb82950c20bd60e7cf21f.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine	skotes.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs

pid	Process
8	40fc948cd1a58cb92a7a43d066fd250ef34ad52984efb82950c20bd60e7cf21f.exe
4540	skotes.exe
4840	be61550134.exe
1580	skotes.exe
2036	skotes.exe
2396	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	40fc948cd1a58cb92a7a43d066fd250ef34ad52984efb82950c20bd60e7cf21f.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	40fc948cd1a58cb92a7a43d066fd250ef34ad52984efb82950c20bd60e7cf21f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	be61550134.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
8	40fc948cd1a58cb92a7a43d066fd250ef34ad52984efb82950c20bd60e7cf21f.exe
8	40fc948cd1a58cb92a7a43d066fd250ef34ad52984efb82950c20bd60e7cf21f.exe
4540	skotes.exe
4540	skotes.exe
4840	be61550134.exe
4840	be61550134.exe
4840	be61550134.exe
4840	be61550134.exe
4840	be61550134.exe
4840	be61550134.exe
4840	be61550134.exe
4840	be61550134.exe
4840	be61550134.exe
4840	be61550134.exe
1580	skotes.exe
1580	skotes.exe
2036	skotes.exe
2036	skotes.exe
2396	skotes.exe
2396	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
8	40fc948cd1a58cb92a7a43d066fd250ef34ad52984efb82950c20bd60e7cf21f.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 8 wrote to memory of 4540	8	40fc948cd1a58cb92a7a43d066fd250ef34ad52984efb82950c20bd60e7cf21f.exe	84
PID 8 wrote to memory of 4540	8	40fc948cd1a58cb92a7a43d066fd250ef34ad52984efb82950c20bd60e7cf21f.exe	84
PID 8 wrote to memory of 4540	8	40fc948cd1a58cb92a7a43d066fd250ef34ad52984efb82950c20bd60e7cf21f.exe	84
PID 4540 wrote to memory of 4840	4540	skotes.exe	98
PID 4540 wrote to memory of 4840	4540	skotes.exe	98
PID 4540 wrote to memory of 4840	4540	skotes.exe	98

C:\Users\Admin\AppData\Local\Temp\40fc948cd1a58cb92a7a43d066fd250ef34ad52984efb82950c20bd60e7cf21f.exe
"C:\Users\Admin\AppData\Local\Temp\40fc948cd1a58cb92a7a43d066fd250ef34ad52984efb82950c20bd60e7cf21f.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:8
- C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
  "C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Checks computer location settings
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4540
- - C:\Users\Admin\AppData\Local\Temp\1009583001\be61550134.exe
    "C:\Users\Admin\AppData\Local\Temp\1009583001\be61550134.exe"
    3⤵
    - Enumerates VirtualBox registry keys
    - Identifies VirtualBox via ACPI registry values (likely anti-VM)
    - Checks BIOS information in registry
    - Executes dropped EXE
    - Identifies Wine through registry keys
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:4840

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:1580

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:2036

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:2396

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

3

T1497

Credential Access

Discovery

Query Registry

6

T1012

System Information Discovery

3

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

3

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\1009583001\be61550134.exe

Filesize
4.2MB

MD5
3beab4cdfbfc8f7b3dee6ca2e71a7ebd

SHA1
9035de067ce4ead5c1a680f6dee46e74f7c2e785

SHA256
adaf3c05363dec98316d49d41baccc7087de4a3571bd6cbf37461a3c2da142ca

SHA512
437af0ee3ae26a555e88ac33591acc779f751cbc6ed3b80743b36c465c5ec2e96b46a303d3ad789a2b5772216c68410201b60852147296126ddedb7e84d7ded4

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

Filesize
1.9MB

MD5
fa098b363f56394eb669a96201d3521d

SHA1
76ecc170b800c1ec06e738a7b5e36e71233f8f2a

SHA256
40fc948cd1a58cb92a7a43d066fd250ef34ad52984efb82950c20bd60e7cf21f

SHA512
0c16d78ab94169f9b82dbbe5fabba0a1b4d8dc7294bb8cd7186334cd9e324a1b09d12bc40c10e661101247f85fdae1c1a409750d4d906b1a54ec59b9a030b66f

Download Submit
memory/8-1-0x0000000077CB4000-0x0000000077CB6000-memory.dmp

Filesize
8KB

Download
memory/8-2-0x0000000000171000-0x000000000019F000-memory.dmp

Filesize
184KB

Download
memory/8-3-0x0000000000170000-0x0000000000641000-memory.dmp

Filesize
4.8MB

Download
memory/8-5-0x0000000000170000-0x0000000000641000-memory.dmp

Filesize
4.8MB

Download
memory/8-18-0x0000000000170000-0x0000000000641000-memory.dmp

Filesize
4.8MB

Download
memory/8-0-0x0000000000170000-0x0000000000641000-memory.dmp

Filesize
4.8MB

Download
memory/1580-45-0x0000000000FA0000-0x0000000001471000-memory.dmp

Filesize
4.8MB

Download
memory/1580-44-0x0000000000FA0000-0x0000000001471000-memory.dmp

Filesize
4.8MB

Download
memory/2036-53-0x0000000000FA0000-0x0000000001471000-memory.dmp

Filesize
4.8MB

Download
memory/2396-61-0x0000000000FA0000-0x0000000001471000-memory.dmp

Filesize
4.8MB

Download
memory/4540-51-0x0000000000FA0000-0x0000000001471000-memory.dmp

Filesize
4.8MB

Download
memory/4540-50-0x0000000000FA0000-0x0000000001471000-memory.dmp

Filesize
4.8MB

Download
memory/4540-62-0x0000000000FA0000-0x0000000001471000-memory.dmp

Filesize
4.8MB

Download
memory/4540-17-0x0000000000FA0000-0x0000000001471000-memory.dmp

Filesize
4.8MB

Download
memory/4540-59-0x0000000000FA0000-0x0000000001471000-memory.dmp

Filesize
4.8MB

Download
memory/4540-22-0x0000000000FA0000-0x0000000001471000-memory.dmp

Filesize
4.8MB

Download
memory/4540-21-0x0000000000FA0000-0x0000000001471000-memory.dmp

Filesize
4.8MB

Download
memory/4540-46-0x0000000000FA0000-0x0000000001471000-memory.dmp

Filesize
4.8MB

Download
memory/4540-47-0x0000000000FA0000-0x0000000001471000-memory.dmp

Filesize
4.8MB

Download
memory/4540-48-0x0000000000FA0000-0x0000000001471000-memory.dmp

Filesize
4.8MB

Download
memory/4540-49-0x0000000000FA0000-0x0000000001471000-memory.dmp

Filesize
4.8MB

Download
memory/4540-23-0x0000000000FA0000-0x0000000001471000-memory.dmp

Filesize
4.8MB

Download
memory/4540-19-0x0000000000FA1000-0x0000000000FCF000-memory.dmp

Filesize
184KB

Download
memory/4540-20-0x0000000000FA0000-0x0000000001471000-memory.dmp

Filesize
4.8MB

Download
memory/4540-54-0x0000000000FA0000-0x0000000001471000-memory.dmp

Filesize
4.8MB

Download
memory/4540-55-0x0000000000FA0000-0x0000000001471000-memory.dmp

Filesize
4.8MB

Download
memory/4540-56-0x0000000000FA0000-0x0000000001471000-memory.dmp

Filesize
4.8MB

Download
memory/4540-57-0x0000000000FA0000-0x0000000001471000-memory.dmp

Filesize
4.8MB

Download
memory/4540-58-0x0000000000FA0000-0x0000000001471000-memory.dmp

Filesize
4.8MB

Download
memory/4840-42-0x00000000006C0000-0x000000000133B000-memory.dmp

Filesize
12.5MB

Download
memory/4840-41-0x00000000006C0000-0x000000000133B000-memory.dmp

Filesize
12.5MB

Download
memory/4840-40-0x00000000006C0000-0x000000000133B000-memory.dmp

Filesize
12.5MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads