amadey | 8e64793cfc25e7dd5a18c02b2def2fc91eb5a409206e155afdb811041c5fe36e

General

Target

8e64793cfc25e7dd5a18c02b2def2fc91eb5a409206e155afdb811041c5fe36e.exe
Size

1.8MB
MD5

83a2a4ed987be3ed8e2510838b8b688e
SHA1

79787093f1bedcaf91614bfcaa63a884c35f8f73
SHA256

8e64793cfc25e7dd5a18c02b2def2fc91eb5a409206e155afdb811041c5fe36e
SHA512

17a2cd9c136ab7fc0347d309cfe787a7fb01ee3069bcca7d9f76fc5dc66d6368b42bca361c12b197baaeb8622c8ae81249a82b6c853e13a513732dc798862af5
SSDEEP

24576:A3WGWZHwaj1g2yNGfamAs5LVm7PSZOzYtTvfhvP3+UHKfPvge3YblScCxgwzxCYP:A3JWZB1k8ambVm7ol3+pYLccsPd4Qih

Score

10^/10

amadey fed3aa discovery evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

fed3aa

C2

http://185.215.113.16

Attributes

install_dir
44111dbc49
install_file
axplong.exe
strings_key
8d0ad6945b1a30a186ec2d30be6db0b5
url_paths
/Jo89Ku7d/index.php

rc4.plain

Signatures

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

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

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	8e64793cfc25e7dd5a18c02b2def2fc91eb5a409206e155afdb811041c5fe36e.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	axplong.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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	8e64793cfc25e7dd5a18c02b2def2fc91eb5a409206e155afdb811041c5fe36e.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	8e64793cfc25e7dd5a18c02b2def2fc91eb5a409206e155afdb811041c5fe36e.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	axplong.exe

Executes dropped EXE 1 IoCs

pid	Process
2528	axplong.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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Wine	8e64793cfc25e7dd5a18c02b2def2fc91eb5a409206e155afdb811041c5fe36e.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Wine	axplong.exe

Loads dropped DLL 1 IoCs

pid	Process
2692	8e64793cfc25e7dd5a18c02b2def2fc91eb5a409206e155afdb811041c5fe36e.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2692	8e64793cfc25e7dd5a18c02b2def2fc91eb5a409206e155afdb811041c5fe36e.exe
2528	axplong.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\axplong.job	8e64793cfc25e7dd5a18c02b2def2fc91eb5a409206e155afdb811041c5fe36e.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 2 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	8e64793cfc25e7dd5a18c02b2def2fc91eb5a409206e155afdb811041c5fe36e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	axplong.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2692	8e64793cfc25e7dd5a18c02b2def2fc91eb5a409206e155afdb811041c5fe36e.exe
2528	axplong.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2692	8e64793cfc25e7dd5a18c02b2def2fc91eb5a409206e155afdb811041c5fe36e.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2692 wrote to memory of 2528	2692	8e64793cfc25e7dd5a18c02b2def2fc91eb5a409206e155afdb811041c5fe36e.exe	28
PID 2692 wrote to memory of 2528	2692	8e64793cfc25e7dd5a18c02b2def2fc91eb5a409206e155afdb811041c5fe36e.exe	28
PID 2692 wrote to memory of 2528	2692	8e64793cfc25e7dd5a18c02b2def2fc91eb5a409206e155afdb811041c5fe36e.exe	28
PID 2692 wrote to memory of 2528	2692	8e64793cfc25e7dd5a18c02b2def2fc91eb5a409206e155afdb811041c5fe36e.exe	28

C:\Users\Admin\AppData\Local\Temp\8e64793cfc25e7dd5a18c02b2def2fc91eb5a409206e155afdb811041c5fe36e.exe
"C:\Users\Admin\AppData\Local\Temp\8e64793cfc25e7dd5a18c02b2def2fc91eb5a409206e155afdb811041c5fe36e.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:2692
- C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe
  "C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.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
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2528

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

C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe

Filesize
1.8MB

MD5
83a2a4ed987be3ed8e2510838b8b688e

SHA1
79787093f1bedcaf91614bfcaa63a884c35f8f73

SHA256
8e64793cfc25e7dd5a18c02b2def2fc91eb5a409206e155afdb811041c5fe36e

SHA512
17a2cd9c136ab7fc0347d309cfe787a7fb01ee3069bcca7d9f76fc5dc66d6368b42bca361c12b197baaeb8622c8ae81249a82b6c853e13a513732dc798862af5

Download Submit
memory/2528-31-0x0000000000BE0000-0x00000000010A9000-memory.dmp

Filesize
4.8MB

Download
memory/2528-27-0x0000000000BE0000-0x00000000010A9000-memory.dmp

Filesize
4.8MB

Download
memory/2528-26-0x0000000000BE0000-0x00000000010A9000-memory.dmp

Filesize
4.8MB

Download
memory/2528-39-0x0000000000BE0000-0x00000000010A9000-memory.dmp

Filesize
4.8MB

Download
memory/2528-25-0x0000000000BE0000-0x00000000010A9000-memory.dmp

Filesize
4.8MB

Download
memory/2528-38-0x0000000000BE0000-0x00000000010A9000-memory.dmp

Filesize
4.8MB

Download
memory/2528-37-0x0000000000BE0000-0x00000000010A9000-memory.dmp

Filesize
4.8MB

Download
memory/2528-18-0x0000000000BE0000-0x00000000010A9000-memory.dmp

Filesize
4.8MB

Download
memory/2528-36-0x0000000000BE0000-0x00000000010A9000-memory.dmp

Filesize
4.8MB

Download
memory/2528-19-0x0000000000BE1000-0x0000000000C0F000-memory.dmp

Filesize
184KB

Download
memory/2528-20-0x0000000000BE0000-0x00000000010A9000-memory.dmp

Filesize
4.8MB

Download
memory/2528-32-0x0000000000BE0000-0x00000000010A9000-memory.dmp

Filesize
4.8MB

Download
memory/2528-23-0x0000000000BE0000-0x00000000010A9000-memory.dmp

Filesize
4.8MB

Download
memory/2528-24-0x0000000000BE0000-0x00000000010A9000-memory.dmp

Filesize
4.8MB

Download
memory/2528-35-0x0000000000BE0000-0x00000000010A9000-memory.dmp

Filesize
4.8MB

Download
memory/2528-34-0x0000000000BE0000-0x00000000010A9000-memory.dmp

Filesize
4.8MB

Download
memory/2528-22-0x0000000000BE0000-0x00000000010A9000-memory.dmp

Filesize
4.8MB

Download
memory/2528-28-0x0000000000BE0000-0x00000000010A9000-memory.dmp

Filesize
4.8MB

Download
memory/2528-29-0x0000000000BE0000-0x00000000010A9000-memory.dmp

Filesize
4.8MB

Download
memory/2528-30-0x0000000000BE0000-0x00000000010A9000-memory.dmp

Filesize
4.8MB

Download
memory/2528-33-0x0000000000BE0000-0x00000000010A9000-memory.dmp

Filesize
4.8MB

Download
memory/2692-17-0x0000000006CF0000-0x00000000071B9000-memory.dmp

Filesize
4.8MB

Download
memory/2692-0-0x0000000000870000-0x0000000000D39000-memory.dmp

Filesize
4.8MB

Download
memory/2692-9-0x0000000000870000-0x0000000000D39000-memory.dmp

Filesize
4.8MB

Download
memory/2692-3-0x0000000000870000-0x0000000000D39000-memory.dmp

Filesize
4.8MB

Download
memory/2692-2-0x0000000000871000-0x000000000089F000-memory.dmp

Filesize
184KB

Download
memory/2692-16-0x0000000000870000-0x0000000000D39000-memory.dmp

Filesize
4.8MB

Download
memory/2692-1-0x0000000077460000-0x0000000077462000-memory.dmp

Filesize
8KB

Download
memory/2692-5-0x0000000000870000-0x0000000000D39000-memory.dmp

Filesize
4.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads