amadey | 56cf6e56aea90ed7b61972ee1eb998f2cf36dfa4ae9b470747b3f378c763e16e

General

Target

8924db853437eb2dc8527ac5e53ed83c.exe
Size

1.8MB
MD5

8924db853437eb2dc8527ac5e53ed83c
SHA1

1c531551481f3e5170004764d2cc1ac5c46427a3
SHA256

56cf6e56aea90ed7b61972ee1eb998f2cf36dfa4ae9b470747b3f378c763e16e
SHA512

2101406a90bc585b0945f3e97aafbad221fa49fc4a7774d02d125ad5a6c1e9cab972538454c19c032cda6ab07b336a7591eeb2a760e69d55b15a90197d84d61b
SSDEEP

49152:isrxQ0yQART4Cq4Tq1lWUWSYe6NRk2nTD4Cy+1iazCp6n:i4rAuCMsUJf682T7n

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__	8924db853437eb2dc8527ac5e53ed83c.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\SystemBiosVersion	8924db853437eb2dc8527ac5e53ed83c.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	8924db853437eb2dc8527ac5e53ed83c.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe

Executes dropped EXE 1 IoCs

pid	Process
2716	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	8924db853437eb2dc8527ac5e53ed83c.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	skotes.exe

Loads dropped DLL 2 IoCs

pid	Process
2772	8924db853437eb2dc8527ac5e53ed83c.exe
2772	8924db853437eb2dc8527ac5e53ed83c.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2772	8924db853437eb2dc8527ac5e53ed83c.exe
2716	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	8924db853437eb2dc8527ac5e53ed83c.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	8924db853437eb2dc8527ac5e53ed83c.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2772	8924db853437eb2dc8527ac5e53ed83c.exe
2716	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2772	8924db853437eb2dc8527ac5e53ed83c.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2772 wrote to memory of 2716	2772	8924db853437eb2dc8527ac5e53ed83c.exe	30
PID 2772 wrote to memory of 2716	2772	8924db853437eb2dc8527ac5e53ed83c.exe	30
PID 2772 wrote to memory of 2716	2772	8924db853437eb2dc8527ac5e53ed83c.exe	30
PID 2772 wrote to memory of 2716	2772	8924db853437eb2dc8527ac5e53ed83c.exe	30

C:\Users\Admin\AppData\Local\Temp\8924db853437eb2dc8527ac5e53ed83c.exe
"C:\Users\Admin\AppData\Local\Temp\8924db853437eb2dc8527ac5e53ed83c.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:2772
- 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:2716

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

\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

Filesize
1.8MB

MD5
8924db853437eb2dc8527ac5e53ed83c

SHA1
1c531551481f3e5170004764d2cc1ac5c46427a3

SHA256
56cf6e56aea90ed7b61972ee1eb998f2cf36dfa4ae9b470747b3f378c763e16e

SHA512
2101406a90bc585b0945f3e97aafbad221fa49fc4a7774d02d125ad5a6c1e9cab972538454c19c032cda6ab07b336a7591eeb2a760e69d55b15a90197d84d61b

Download Submit
memory/2716-22-0x0000000000CB1000-0x0000000000CDF000-memory.dmp

Filesize
184KB

Download
memory/2716-24-0x0000000000CB0000-0x0000000001165000-memory.dmp

Filesize
4.7MB

Download
memory/2716-23-0x0000000000CB0000-0x0000000001165000-memory.dmp

Filesize
4.7MB

Download
memory/2716-20-0x0000000000CB0000-0x0000000001165000-memory.dmp

Filesize
4.7MB

Download
memory/2772-17-0x0000000001300000-0x00000000017B5000-memory.dmp

Filesize
4.7MB

Download
memory/2772-0-0x0000000001300000-0x00000000017B5000-memory.dmp

Filesize
4.7MB

Download
memory/2772-18-0x0000000001300000-0x00000000017B5000-memory.dmp

Filesize
4.7MB

Download
memory/2772-4-0x0000000001300000-0x00000000017B5000-memory.dmp

Filesize
4.7MB

Download
memory/2772-19-0x0000000006630000-0x0000000006AE5000-memory.dmp

Filesize
4.7MB

Download
memory/2772-21-0x0000000006630000-0x0000000006AE5000-memory.dmp

Filesize
4.7MB

Download
memory/2772-3-0x0000000001300000-0x00000000017B5000-memory.dmp

Filesize
4.7MB

Download
memory/2772-2-0x0000000001301000-0x000000000132F000-memory.dmp

Filesize
184KB

Download
memory/2772-1-0x0000000077D30000-0x0000000077D32000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads