amadey | 017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08

General

Target

017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe
Size

1.8MB
MD5

fcef19f8625006d98f0f55d5723b5298
SHA1

4944a4b08c759e674cc37fdaedeea148ef758744
SHA256

017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08
SHA512

23af21f03a7a863baf5618be447297f06f35283f1d5e13fc9c8ee109bb6526cdedeaa16df559d9e42c909fa197aa67db7c64929be534f7246db94b27c7992d30
SSDEEP

49152:5WFDSDNlEstMehfBwe/WHGZDPgVW0DW40fNQ2:PNqs+ejL/ZDY50z

Score

10^/10

amadey 4bee07 discovery evasion trojan

Malware Config

Extracted

Family

amadey

Version

5.04

Botnet

4bee07

C2

http://185.215.113.209

Attributes

install_dir
fc9e0aaab7
install_file
defnur.exe
strings_key
191655f008adc880f91bfc85bc56db54
url_paths
/Fru7Nk9/index.php

rc4.plain

Signatures

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

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

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exedefnur.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	defnur.exe

Checks BIOS information in registry 2 TTPs 4 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exedefnur.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	defnur.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	defnur.exe

Executes dropped EXE 1 IoCs

Processes:

defnur.exe

pid	Process
2924	defnur.exe

Identifies Wine through registry keys 2 TTPs 2 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

Processes:

017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exedefnur.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	defnur.exe

Loads dropped DLL 1 IoCs

Processes:

017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe

pid	Process
1820	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exedefnur.exe

pid	Process
1820	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe
2924	defnur.exe

Drops file in Windows directory 1 IoCs

Processes:

017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe

description	ioc	Process
File created	C:\Windows\Tasks\defnur.job	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.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 1 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

Processes:

017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exedefnur.exe

pid	Process
1820	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe
2924	defnur.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe

pid	Process
1820	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe

description	pid	Process	procid_target
PID 1820 wrote to memory of 2924	1820	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe	29
PID 1820 wrote to memory of 2924	1820	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe	29
PID 1820 wrote to memory of 2924	1820	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe	29
PID 1820 wrote to memory of 2924	1820	017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe	29

C:\Users\Admin\AppData\Local\Temp\017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe
"C:\Users\Admin\AppData\Local\Temp\017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- 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:1820
- C:\Users\Admin\AppData\Local\Temp\fc9e0aaab7\defnur.exe
  "C:\Users\Admin\AppData\Local\Temp\fc9e0aaab7\defnur.exe"
  2⤵
  - 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:2924

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

2

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\fc9e0aaab7\defnur.exe

Filesize
1.8MB

MD5
fcef19f8625006d98f0f55d5723b5298

SHA1
4944a4b08c759e674cc37fdaedeea148ef758744

SHA256
017fe2be76b891716b444e4b519e4585177bd04d3b173bde24c28d458631eb08

SHA512
23af21f03a7a863baf5618be447297f06f35283f1d5e13fc9c8ee109bb6526cdedeaa16df559d9e42c909fa197aa67db7c64929be534f7246db94b27c7992d30

Download Submit
memory/1820-0-0x0000000000EA0000-0x000000000135E000-memory.dmp

Filesize
4.7MB

Download
memory/1820-1-0x0000000077D00000-0x0000000077D02000-memory.dmp

Filesize
8KB

Download
memory/1820-2-0x0000000000EA1000-0x0000000000ECF000-memory.dmp

Filesize
184KB

Download
memory/1820-3-0x0000000000EA0000-0x000000000135E000-memory.dmp

Filesize
4.7MB

Download
memory/1820-4-0x0000000000EA0000-0x000000000135E000-memory.dmp

Filesize
4.7MB

Download
memory/1820-15-0x0000000000EA0000-0x000000000135E000-memory.dmp

Filesize
4.7MB

Download
memory/1820-16-0x0000000006680000-0x0000000006B3E000-memory.dmp

Filesize
4.7MB

Download
memory/2924-17-0x0000000001130000-0x00000000015EE000-memory.dmp

Filesize
4.7MB

Download
memory/2924-18-0x0000000001131000-0x000000000115F000-memory.dmp

Filesize
184KB

Download
memory/2924-19-0x0000000001130000-0x00000000015EE000-memory.dmp

Filesize
4.7MB

Download
memory/2924-20-0x0000000001130000-0x00000000015EE000-memory.dmp

Filesize
4.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads