amadey | e4886b2cc5fa683131dea1cef0f679d75203183bff83a6d76cbb4b5615cd7318

General

Target

e4886b2cc5fa683131dea1cef0f679d75203183bff83a6d76cbb4b5615cd7318.exe
Size

1.8MB
MD5

2f57c898559a1a72c49593e3d50086c3
SHA1

270d8a3d388b51308e33b348f1044e5b45b7fbff
SHA256

e4886b2cc5fa683131dea1cef0f679d75203183bff83a6d76cbb4b5615cd7318
SHA512

a529c68bd5a1813683db32f60ee76ec5ad576ac57e5fb8c4e51a8fc344d46b2bc69d2e5b69a8796f32f25d826fe92d51d97a28f03ef416eb2cbfde44acab4bba
SSDEEP

49152:aEQr/6t7Kg+fzS+OevDhbfjgGKo8CN0LVN6x6DOWC:aEQrCteLsqVL7t026OW

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 4 IoCs

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	e4886b2cc5fa683131dea1cef0f679d75203183bff83a6d76cbb4b5615cd7318.exe
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__	skotes.exe

Checks BIOS information in registry 2 TTPs 8 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	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.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	e4886b2cc5fa683131dea1cef0f679d75203183bff83a6d76cbb4b5615cd7318.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	e4886b2cc5fa683131dea1cef0f679d75203183bff83a6d76cbb4b5615cd7318.exe

Checks computer location settings 2 TTPs 1 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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	e4886b2cc5fa683131dea1cef0f679d75203183bff83a6d76cbb4b5615cd7318.exe

Executes dropped EXE 3 IoCs

pid	Process
2888	skotes.exe
1644	skotes.exe
4716	skotes.exe

Identifies Wine through registry keys 2 TTPs 4 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-1-5-21-4050598569-1597076380-177084960-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Wine	e4886b2cc5fa683131dea1cef0f679d75203183bff83a6d76cbb4b5615cd7318.exe
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Wine	skotes.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
4472	e4886b2cc5fa683131dea1cef0f679d75203183bff83a6d76cbb4b5615cd7318.exe
2888	skotes.exe
1644	skotes.exe
4716	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	e4886b2cc5fa683131dea1cef0f679d75203183bff83a6d76cbb4b5615cd7318.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	e4886b2cc5fa683131dea1cef0f679d75203183bff83a6d76cbb4b5615cd7318.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4472	e4886b2cc5fa683131dea1cef0f679d75203183bff83a6d76cbb4b5615cd7318.exe
4472	e4886b2cc5fa683131dea1cef0f679d75203183bff83a6d76cbb4b5615cd7318.exe
2888	skotes.exe
2888	skotes.exe
1644	skotes.exe
1644	skotes.exe
4716	skotes.exe
4716	skotes.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4472 wrote to memory of 2888	4472	e4886b2cc5fa683131dea1cef0f679d75203183bff83a6d76cbb4b5615cd7318.exe	82
PID 4472 wrote to memory of 2888	4472	e4886b2cc5fa683131dea1cef0f679d75203183bff83a6d76cbb4b5615cd7318.exe	82
PID 4472 wrote to memory of 2888	4472	e4886b2cc5fa683131dea1cef0f679d75203183bff83a6d76cbb4b5615cd7318.exe	82

C:\Users\Admin\AppData\Local\Temp\e4886b2cc5fa683131dea1cef0f679d75203183bff83a6d76cbb4b5615cd7318.exe
"C:\Users\Admin\AppData\Local\Temp\e4886b2cc5fa683131dea1cef0f679d75203183bff83a6d76cbb4b5615cd7318.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 WriteProcessMemory
PID:4472
- 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
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2888

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:1644

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:4716

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

4

T1012

System Information Discovery

3

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
2f57c898559a1a72c49593e3d50086c3

SHA1
270d8a3d388b51308e33b348f1044e5b45b7fbff

SHA256
e4886b2cc5fa683131dea1cef0f679d75203183bff83a6d76cbb4b5615cd7318

SHA512
a529c68bd5a1813683db32f60ee76ec5ad576ac57e5fb8c4e51a8fc344d46b2bc69d2e5b69a8796f32f25d826fe92d51d97a28f03ef416eb2cbfde44acab4bba

Download Submit
memory/1644-33-0x00000000002D0000-0x0000000000792000-memory.dmp

Filesize
4.8MB

Download
memory/1644-31-0x00000000002D0000-0x0000000000792000-memory.dmp

Filesize
4.8MB

Download
memory/1644-30-0x00000000002D0000-0x0000000000792000-memory.dmp

Filesize
4.8MB

Download
memory/2888-26-0x00000000002D0000-0x0000000000792000-memory.dmp

Filesize
4.8MB

Download
memory/2888-37-0x00000000002D0000-0x0000000000792000-memory.dmp

Filesize
4.8MB

Download
memory/2888-44-0x00000000002D0000-0x0000000000792000-memory.dmp

Filesize
4.8MB

Download
memory/2888-18-0x00000000002D0000-0x0000000000792000-memory.dmp

Filesize
4.8MB

Download
memory/2888-19-0x00000000002D1000-0x00000000002FF000-memory.dmp

Filesize
184KB

Download
memory/2888-20-0x00000000002D0000-0x0000000000792000-memory.dmp

Filesize
4.8MB

Download
memory/2888-21-0x00000000002D0000-0x0000000000792000-memory.dmp

Filesize
4.8MB

Download
memory/2888-22-0x00000000002D0000-0x0000000000792000-memory.dmp

Filesize
4.8MB

Download
memory/2888-23-0x00000000002D0000-0x0000000000792000-memory.dmp

Filesize
4.8MB

Download
memory/2888-25-0x00000000002D0000-0x0000000000792000-memory.dmp

Filesize
4.8MB

Download
memory/2888-43-0x00000000002D0000-0x0000000000792000-memory.dmp

Filesize
4.8MB

Download
memory/2888-27-0x00000000002D0000-0x0000000000792000-memory.dmp

Filesize
4.8MB

Download
memory/2888-28-0x00000000002D0000-0x0000000000792000-memory.dmp

Filesize
4.8MB

Download
memory/2888-42-0x00000000002D0000-0x0000000000792000-memory.dmp

Filesize
4.8MB

Download
memory/2888-39-0x00000000002D0000-0x0000000000792000-memory.dmp

Filesize
4.8MB

Download
memory/2888-38-0x00000000002D0000-0x0000000000792000-memory.dmp

Filesize
4.8MB

Download
memory/2888-34-0x00000000002D0000-0x0000000000792000-memory.dmp

Filesize
4.8MB

Download
memory/2888-35-0x00000000002D0000-0x0000000000792000-memory.dmp

Filesize
4.8MB

Download
memory/2888-36-0x00000000002D0000-0x0000000000792000-memory.dmp

Filesize
4.8MB

Download
memory/4472-4-0x0000000000C80000-0x0000000001142000-memory.dmp

Filesize
4.8MB

Download
memory/4472-1-0x00000000770C4000-0x00000000770C6000-memory.dmp

Filesize
8KB

Download
memory/4472-2-0x0000000000C81000-0x0000000000CAF000-memory.dmp

Filesize
184KB

Download
memory/4472-3-0x0000000000C80000-0x0000000001142000-memory.dmp

Filesize
4.8MB

Download
memory/4472-0-0x0000000000C80000-0x0000000001142000-memory.dmp

Filesize
4.8MB

Download
memory/4472-17-0x0000000000C80000-0x0000000001142000-memory.dmp

Filesize
4.8MB

Download
memory/4716-41-0x00000000002D0000-0x0000000000792000-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