amadey | 1baa1cbce4187a8e9f1d71ed8ff9b400690cd11911817ccebc77edad64acad63

General

Target

file.exe
Size

3.1MB
MD5

d1c392cd0570cdfd8cc42a3d5dfcb0ff
SHA1

c993560a4ed0eeaa57fcd97b3f8e411803460cc7
SHA256

1baa1cbce4187a8e9f1d71ed8ff9b400690cd11911817ccebc77edad64acad63
SHA512

2a9ab0ddd79039c072e4b6655e18d5b96e18b7e4cc098c68877f010d8f12d4793c391f0f044b434f29d8c291a5593e8125a1b65af01d39761cee2c1f3134f8fc
SSDEEP

49152:83yYgV4g4c1Qcl0RVQ0lT7GrwaUQaE7sbajATPPSGfX/nF9uG:8o4qwVQ0lTKGQaEgbDTPtX/Fn

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

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 4 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__	file.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\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	file.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	file.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	file.exe

Executes dropped EXE 3 IoCs

pid	Process
3824	skotes.exe
3740	skotes.exe
2304	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.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Wine	file.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
3612	file.exe
3824	skotes.exe
3740	skotes.exe
2304	skotes.exe

Drops file in Windows directory 1 IoCs

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

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3612	file.exe
3612	file.exe
3824	skotes.exe
3824	skotes.exe
3740	skotes.exe
3740	skotes.exe
2304	skotes.exe
2304	skotes.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3612 wrote to memory of 3824	3612	file.exe	86
PID 3612 wrote to memory of 3824	3612	file.exe	86
PID 3612 wrote to memory of 3824	3612	file.exe	86

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.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:3612
- 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:3824

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:3740

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:2304

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
3.1MB

MD5
d1c392cd0570cdfd8cc42a3d5dfcb0ff

SHA1
c993560a4ed0eeaa57fcd97b3f8e411803460cc7

SHA256
1baa1cbce4187a8e9f1d71ed8ff9b400690cd11911817ccebc77edad64acad63

SHA512
2a9ab0ddd79039c072e4b6655e18d5b96e18b7e4cc098c68877f010d8f12d4793c391f0f044b434f29d8c291a5593e8125a1b65af01d39761cee2c1f3134f8fc

Download Submit
memory/2304-42-0x0000000000400000-0x0000000000718000-memory.dmp

Filesize
3.1MB

Download
memory/2304-43-0x0000000000400000-0x0000000000718000-memory.dmp

Filesize
3.1MB

Download
memory/3612-2-0x00000000001E1000-0x0000000000249000-memory.dmp

Filesize
416KB

Download
memory/3612-3-0x00000000001E0000-0x00000000004F8000-memory.dmp

Filesize
3.1MB

Download
memory/3612-4-0x00000000001E0000-0x00000000004F8000-memory.dmp

Filesize
3.1MB

Download
memory/3612-1-0x00000000778E4000-0x00000000778E6000-memory.dmp

Filesize
8KB

Download
memory/3612-18-0x00000000001E1000-0x0000000000249000-memory.dmp

Filesize
416KB

Download
memory/3612-17-0x00000000001E0000-0x00000000004F8000-memory.dmp

Filesize
3.1MB

Download
memory/3612-0-0x00000000001E0000-0x00000000004F8000-memory.dmp

Filesize
3.1MB

Download
memory/3740-34-0x0000000000400000-0x0000000000718000-memory.dmp

Filesize
3.1MB

Download
memory/3740-33-0x0000000000400000-0x0000000000718000-memory.dmp

Filesize
3.1MB

Download
memory/3740-32-0x0000000000400000-0x0000000000718000-memory.dmp

Filesize
3.1MB

Download
memory/3740-31-0x0000000000400000-0x0000000000718000-memory.dmp

Filesize
3.1MB

Download
memory/3824-30-0x0000000000400000-0x0000000000718000-memory.dmp

Filesize
3.1MB

Download
memory/3824-37-0x0000000000400000-0x0000000000718000-memory.dmp

Filesize
3.1MB

Download
memory/3824-27-0x0000000000400000-0x0000000000718000-memory.dmp

Filesize
3.1MB

Download
memory/3824-28-0x0000000000400000-0x0000000000718000-memory.dmp

Filesize
3.1MB

Download
memory/3824-25-0x0000000000401000-0x0000000000469000-memory.dmp

Filesize
416KB

Download
memory/3824-24-0x0000000000400000-0x0000000000718000-memory.dmp

Filesize
3.1MB

Download
memory/3824-23-0x0000000000400000-0x0000000000718000-memory.dmp

Filesize
3.1MB

Download
memory/3824-22-0x0000000000400000-0x0000000000718000-memory.dmp

Filesize
3.1MB

Download
memory/3824-21-0x0000000000400000-0x0000000000718000-memory.dmp

Filesize
3.1MB

Download
memory/3824-35-0x0000000000400000-0x0000000000718000-memory.dmp

Filesize
3.1MB

Download
memory/3824-36-0x0000000000400000-0x0000000000718000-memory.dmp

Filesize
3.1MB

Download
memory/3824-26-0x0000000000400000-0x0000000000718000-memory.dmp

Filesize
3.1MB

Download
memory/3824-38-0x0000000000400000-0x0000000000718000-memory.dmp

Filesize
3.1MB

Download
memory/3824-39-0x0000000000400000-0x0000000000718000-memory.dmp

Filesize
3.1MB

Download
memory/3824-20-0x0000000000401000-0x0000000000469000-memory.dmp

Filesize
416KB

Download
memory/3824-41-0x0000000000400000-0x0000000000718000-memory.dmp

Filesize
3.1MB

Download
memory/3824-19-0x0000000000400000-0x0000000000718000-memory.dmp

Filesize
3.1MB

Download
memory/3824-44-0x0000000000400000-0x0000000000718000-memory.dmp

Filesize
3.1MB

Download
memory/3824-45-0x0000000000400000-0x0000000000718000-memory.dmp

Filesize
3.1MB

Download
memory/3824-46-0x0000000000400000-0x0000000000718000-memory.dmp

Filesize
3.1MB

Download
memory/3824-47-0x0000000000400000-0x0000000000718000-memory.dmp

Filesize
3.1MB

Download
memory/3824-48-0x0000000000400000-0x0000000000718000-memory.dmp

Filesize
3.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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