amadey | 887ec0652a1c4b0d8a0b75290b63e718d8bf758aff9293fa193d55326922d6a3

General

Target

887ec0652a1c4b0d8a0b75290b63e718d8bf758aff9293fa193d55326922d6a3.exe
Size

1.8MB
MD5

f01a3904285332477fd5904ac9a7ecdc
SHA1

5bf346e63d0028b9cd8f671a9bb332381f3e5ffa
SHA256

887ec0652a1c4b0d8a0b75290b63e718d8bf758aff9293fa193d55326922d6a3
SHA512

aa4698e8e0d7acd34dafb1ae5912414c418c99903108c40f8dc0e03f46e51dfe50908dc756e23caf84474a500ffda6c627b36b35c8d43c6b78fa7f395929481e
SSDEEP

49152:mSrmqKXd+Qjd+TL8E1lX/8qUYitUxNI0yWJCn+KznzoF:xmzXMHTtlX/BxNrAn+uzw

Score

10^/10

amadey 9c9aa5 defense_evasion discovery 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

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

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	887ec0652a1c4b0d8a0b75290b63e718d8bf758aff9293fa193d55326922d6a3.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.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\VideoBiosVersion	887ec0652a1c4b0d8a0b75290b63e718d8bf758aff9293fa193d55326922d6a3.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\SystemBiosVersion	887ec0652a1c4b0d8a0b75290b63e718d8bf758aff9293fa193d55326922d6a3.exe

Executes dropped EXE 1 IoCs

pid	Process
2824	skotes.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.

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	887ec0652a1c4b0d8a0b75290b63e718d8bf758aff9293fa193d55326922d6a3.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	skotes.exe

Loads dropped DLL 2 IoCs

pid	Process
2776	887ec0652a1c4b0d8a0b75290b63e718d8bf758aff9293fa193d55326922d6a3.exe
2776	887ec0652a1c4b0d8a0b75290b63e718d8bf758aff9293fa193d55326922d6a3.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2776	887ec0652a1c4b0d8a0b75290b63e718d8bf758aff9293fa193d55326922d6a3.exe
2824	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	887ec0652a1c4b0d8a0b75290b63e718d8bf758aff9293fa193d55326922d6a3.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	887ec0652a1c4b0d8a0b75290b63e718d8bf758aff9293fa193d55326922d6a3.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2776	887ec0652a1c4b0d8a0b75290b63e718d8bf758aff9293fa193d55326922d6a3.exe
2824	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2776	887ec0652a1c4b0d8a0b75290b63e718d8bf758aff9293fa193d55326922d6a3.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2776 wrote to memory of 2824	2776	887ec0652a1c4b0d8a0b75290b63e718d8bf758aff9293fa193d55326922d6a3.exe	30
PID 2776 wrote to memory of 2824	2776	887ec0652a1c4b0d8a0b75290b63e718d8bf758aff9293fa193d55326922d6a3.exe	30
PID 2776 wrote to memory of 2824	2776	887ec0652a1c4b0d8a0b75290b63e718d8bf758aff9293fa193d55326922d6a3.exe	30
PID 2776 wrote to memory of 2824	2776	887ec0652a1c4b0d8a0b75290b63e718d8bf758aff9293fa193d55326922d6a3.exe	30

C:\Users\Admin\AppData\Local\Temp\887ec0652a1c4b0d8a0b75290b63e718d8bf758aff9293fa193d55326922d6a3.exe
"C:\Users\Admin\AppData\Local\Temp\887ec0652a1c4b0d8a0b75290b63e718d8bf758aff9293fa193d55326922d6a3.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:2776
- 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
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious behavior: EnumeratesProcesses
  PID:2824

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\abc3bc1985\skotes.exe

Filesize
1.8MB

MD5
f01a3904285332477fd5904ac9a7ecdc

SHA1
5bf346e63d0028b9cd8f671a9bb332381f3e5ffa

SHA256
887ec0652a1c4b0d8a0b75290b63e718d8bf758aff9293fa193d55326922d6a3

SHA512
aa4698e8e0d7acd34dafb1ae5912414c418c99903108c40f8dc0e03f46e51dfe50908dc756e23caf84474a500ffda6c627b36b35c8d43c6b78fa7f395929481e

Download Submit
memory/2776-3-0x0000000000220000-0x00000000006D6000-memory.dmp

Filesize
4.7MB

Download
memory/2776-2-0x0000000000221000-0x000000000024F000-memory.dmp

Filesize
184KB

Download
memory/2776-0-0x0000000000220000-0x00000000006D6000-memory.dmp

Filesize
4.7MB

Download
memory/2776-5-0x0000000000220000-0x00000000006D6000-memory.dmp

Filesize
4.7MB

Download
memory/2776-9-0x0000000000220000-0x00000000006D6000-memory.dmp

Filesize
4.7MB

Download
memory/2776-1-0x0000000077E60000-0x0000000077E62000-memory.dmp

Filesize
8KB

Download
memory/2776-20-0x0000000006730000-0x0000000006BE6000-memory.dmp

Filesize
4.7MB

Download
memory/2776-19-0x0000000000220000-0x00000000006D6000-memory.dmp

Filesize
4.7MB

Download
memory/2824-21-0x0000000000D10000-0x00000000011C6000-memory.dmp

Filesize
4.7MB

Download
memory/2824-23-0x0000000000D10000-0x00000000011C6000-memory.dmp

Filesize
4.7MB

Download
memory/2824-22-0x0000000000D11000-0x0000000000D3F000-memory.dmp

Filesize
184KB

Download
memory/2824-25-0x0000000000D10000-0x00000000011C6000-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