amadey | 126e371440a1d6372b23741aa24bd4b0ed00e7f90657a796b18c6c05ba003ae9

General

Target

file.exe
Size

1.8MB
MD5

2973a8b36517005333545a7751a03f4f
SHA1

ea5f6788309a5beb6d85f0e3abbe588598a7023b
SHA256

126e371440a1d6372b23741aa24bd4b0ed00e7f90657a796b18c6c05ba003ae9
SHA512

307406fb0a9a55d3cf54da1b2bfac2313defce6eb66e60ad832cb3915a642ebe54e26c85304c96ee1e63cd6ee0878a3b2a91e3cfa1e6771c4776a374daa22b67
SSDEEP

49152:RzHJLfl5MUuB+8x+C4UMIdS35uAnpo7RevACJE5/A:91t5lpC1hkuAncIoCJE

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__	file.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	file.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

Executes dropped EXE 1 IoCs

pid	Process
2888	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-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	file.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	skotes.exe

Loads dropped DLL 2 IoCs

pid	Process
2328	file.exe
2328	file.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2328	file.exe
2888	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 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	file.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2328	file.exe
2888	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2328	file.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2328 wrote to memory of 2888	2328	file.exe	29
PID 2328 wrote to memory of 2888	2328	file.exe	29
PID 2328 wrote to memory of 2888	2328	file.exe	29
PID 2328 wrote to memory of 2888	2328	file.exe	29

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
- 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:2328
- 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:2888

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

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
1.8MB

MD5
2973a8b36517005333545a7751a03f4f

SHA1
ea5f6788309a5beb6d85f0e3abbe588598a7023b

SHA256
126e371440a1d6372b23741aa24bd4b0ed00e7f90657a796b18c6c05ba003ae9

SHA512
307406fb0a9a55d3cf54da1b2bfac2313defce6eb66e60ad832cb3915a642ebe54e26c85304c96ee1e63cd6ee0878a3b2a91e3cfa1e6771c4776a374daa22b67

Download Submit
memory/2328-3-0x0000000000E70000-0x0000000001317000-memory.dmp

Filesize
4.7MB

Download
memory/2328-2-0x0000000000E71000-0x0000000000E9F000-memory.dmp

Filesize
184KB

Download
memory/2328-0-0x0000000000E70000-0x0000000001317000-memory.dmp

Filesize
4.7MB

Download
memory/2328-4-0x0000000000E70000-0x0000000001317000-memory.dmp

Filesize
4.7MB

Download
memory/2328-10-0x0000000000E70000-0x0000000001317000-memory.dmp

Filesize
4.7MB

Download
memory/2328-1-0x0000000077D00000-0x0000000077D02000-memory.dmp

Filesize
8KB

Download
memory/2328-20-0x0000000006250000-0x00000000066F7000-memory.dmp

Filesize
4.7MB

Download
memory/2328-19-0x0000000000E70000-0x0000000001317000-memory.dmp

Filesize
4.7MB

Download
memory/2328-21-0x0000000006250000-0x00000000066F7000-memory.dmp

Filesize
4.7MB

Download
memory/2888-22-0x0000000000E70000-0x0000000001317000-memory.dmp

Filesize
4.7MB

Download
memory/2888-23-0x0000000000E70000-0x0000000001317000-memory.dmp

Filesize
4.7MB

Download
memory/2888-24-0x0000000000E70000-0x0000000001317000-memory.dmp

Filesize
4.7MB

Download
memory/2888-25-0x0000000000E70000-0x0000000001317000-memory.dmp

Filesize
4.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads