amadey | 516f82cf5155ee5aef2cb28ed1409762b91494a0f3af7ed3262825fdf90ded2a

General

Target

516f82cf5155ee5aef2cb28ed1409762b91494a0f3af7ed3262825fdf90ded2a.exe
Size

3.1MB
MD5

16ad05cd6027ba20571e8eba43be11bf
SHA1

aaf315c32efc8e93dedc71656e87acd72e6aa1df
SHA256

516f82cf5155ee5aef2cb28ed1409762b91494a0f3af7ed3262825fdf90ded2a
SHA512

1f8c8534fad49cc8a5970012fd345ac8ac62d7124e8900b4348d53c5514c7645017c7da205f2937b323a031391b7ce0478f76efc8215c612fa4010e2f2471f24
SSDEEP

49152:UjWjPaQSKexaSHrvRs2xrj4ItQxs39a9MCzcu0Zotls:UjOaQSzIYrRvjdtQAkMCzQ

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 2 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	516f82cf5155ee5aef2cb28ed1409762b91494a0f3af7ed3262825fdf90ded2a.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	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	516f82cf5155ee5aef2cb28ed1409762b91494a0f3af7ed3262825fdf90ded2a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	516f82cf5155ee5aef2cb28ed1409762b91494a0f3af7ed3262825fdf90ded2a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe

Executes dropped EXE 1 IoCs

pid	Process
2704	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.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Wine	516f82cf5155ee5aef2cb28ed1409762b91494a0f3af7ed3262825fdf90ded2a.exe

Loads dropped DLL 1 IoCs

pid	Process
1760	516f82cf5155ee5aef2cb28ed1409762b91494a0f3af7ed3262825fdf90ded2a.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1760	516f82cf5155ee5aef2cb28ed1409762b91494a0f3af7ed3262825fdf90ded2a.exe
2704	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	516f82cf5155ee5aef2cb28ed1409762b91494a0f3af7ed3262825fdf90ded2a.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	516f82cf5155ee5aef2cb28ed1409762b91494a0f3af7ed3262825fdf90ded2a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1760	516f82cf5155ee5aef2cb28ed1409762b91494a0f3af7ed3262825fdf90ded2a.exe
2704	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1760	516f82cf5155ee5aef2cb28ed1409762b91494a0f3af7ed3262825fdf90ded2a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1760 wrote to memory of 2704	1760	516f82cf5155ee5aef2cb28ed1409762b91494a0f3af7ed3262825fdf90ded2a.exe	30
PID 1760 wrote to memory of 2704	1760	516f82cf5155ee5aef2cb28ed1409762b91494a0f3af7ed3262825fdf90ded2a.exe	30
PID 1760 wrote to memory of 2704	1760	516f82cf5155ee5aef2cb28ed1409762b91494a0f3af7ed3262825fdf90ded2a.exe	30
PID 1760 wrote to memory of 2704	1760	516f82cf5155ee5aef2cb28ed1409762b91494a0f3af7ed3262825fdf90ded2a.exe	30

C:\Users\Admin\AppData\Local\Temp\516f82cf5155ee5aef2cb28ed1409762b91494a0f3af7ed3262825fdf90ded2a.exe
"C:\Users\Admin\AppData\Local\Temp\516f82cf5155ee5aef2cb28ed1409762b91494a0f3af7ed3262825fdf90ded2a.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:1760
- 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:2704

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
3.1MB

MD5
16ad05cd6027ba20571e8eba43be11bf

SHA1
aaf315c32efc8e93dedc71656e87acd72e6aa1df

SHA256
516f82cf5155ee5aef2cb28ed1409762b91494a0f3af7ed3262825fdf90ded2a

SHA512
1f8c8534fad49cc8a5970012fd345ac8ac62d7124e8900b4348d53c5514c7645017c7da205f2937b323a031391b7ce0478f76efc8215c612fa4010e2f2471f24

Download Submit
memory/1760-15-0x0000000000C60000-0x0000000000F78000-memory.dmp

Filesize
3.1MB

Download
memory/1760-1-0x00000000777A0000-0x00000000777A2000-memory.dmp

Filesize
8KB

Download
memory/1760-2-0x0000000000C61000-0x0000000000CC9000-memory.dmp

Filesize
416KB

Download
memory/1760-3-0x0000000000C60000-0x0000000000F78000-memory.dmp

Filesize
3.1MB

Download
memory/1760-5-0x0000000000C60000-0x0000000000F78000-memory.dmp

Filesize
3.1MB

Download
memory/1760-17-0x0000000000C61000-0x0000000000CC9000-memory.dmp

Filesize
416KB

Download
memory/1760-0-0x0000000000C60000-0x0000000000F78000-memory.dmp

Filesize
3.1MB

Download
memory/2704-24-0x0000000000F00000-0x0000000001218000-memory.dmp

Filesize
3.1MB

Download
memory/2704-29-0x0000000000F00000-0x0000000001218000-memory.dmp

Filesize
3.1MB

Download
memory/2704-19-0x0000000000F00000-0x0000000001218000-memory.dmp

Filesize
3.1MB

Download
memory/2704-22-0x0000000000F00000-0x0000000001218000-memory.dmp

Filesize
3.1MB

Download
memory/2704-21-0x0000000000F00000-0x0000000001218000-memory.dmp

Filesize
3.1MB

Download
memory/2704-23-0x0000000000F00000-0x0000000001218000-memory.dmp

Filesize
3.1MB

Download
memory/2704-16-0x0000000000F00000-0x0000000001218000-memory.dmp

Filesize
3.1MB

Download
memory/2704-26-0x0000000000F01000-0x0000000000F69000-memory.dmp

Filesize
416KB

Download
memory/2704-25-0x0000000000F00000-0x0000000001218000-memory.dmp

Filesize
3.1MB

Download
memory/2704-27-0x0000000000F00000-0x0000000001218000-memory.dmp

Filesize
3.1MB

Download
memory/2704-28-0x0000000000F00000-0x0000000001218000-memory.dmp

Filesize
3.1MB

Download
memory/2704-18-0x0000000000F01000-0x0000000000F69000-memory.dmp

Filesize
416KB

Download
memory/2704-30-0x0000000000F00000-0x0000000001218000-memory.dmp

Filesize
3.1MB

Download
memory/2704-31-0x0000000000F00000-0x0000000001218000-memory.dmp

Filesize
3.1MB

Download
memory/2704-32-0x0000000000F00000-0x0000000001218000-memory.dmp

Filesize
3.1MB

Download
memory/2704-33-0x0000000000F00000-0x0000000001218000-memory.dmp

Filesize
3.1MB

Download
memory/2704-34-0x0000000000F00000-0x0000000001218000-memory.dmp

Filesize
3.1MB

Download
memory/2704-35-0x0000000000F00000-0x0000000001218000-memory.dmp

Filesize
3.1MB

Download
memory/2704-36-0x0000000000F00000-0x0000000001218000-memory.dmp

Filesize
3.1MB

Download
memory/2704-37-0x0000000000F00000-0x0000000001218000-memory.dmp

Filesize
3.1MB

Download
memory/2704-38-0x0000000000F00000-0x0000000001218000-memory.dmp

Filesize
3.1MB

Download
memory/2704-39-0x0000000000F00000-0x0000000001218000-memory.dmp

Filesize
3.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads