amadey | 52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9

General

Target

52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.exe
Size

1.8MB
MD5

e91bdd398e42904cbc56344331953c6a
SHA1

c755e1f2c0c5de38eb5029a60129cd86ad7846ed
SHA256

52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9
SHA512

03e79400ecd6d50f9d7f694fe651235e1f7f3f6ecb632a94e719519a52c63c81cb7512510ed4c67dd207cfc65db457e9dff5ea147e18ceda2ebac241f405d9fe
SSDEEP

49152:eE0/kh6mnC75ciMnJ5H9Fnxd5QhLTGDDG5tx0GefNZCKY3:WKCiiMbH9FnyhXa20Gi6T

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

Processes:

skotes.exe52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.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

Processes:

52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.exeskotes.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.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

Processes:

skotes.exe

pid process

2800 skotes.exe

pid	process
2800	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

Processes:

52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.exeskotes.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Wine	52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Wine	skotes.exe

Loads dropped DLL 2 IoCs

Processes:

52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.exe

pid	process
2324	52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.exe
2324	52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.exeskotes.exe

pid process

2324 52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.exe
2800 skotes.exe
Drops file in Windows directory 1 IoCs

Processes:

52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.exe

description ioc process

File created C:\Windows\Tasks\skotes.job 52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
File created	C:\Windows\Tasks\skotes.job	52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.exe

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

Processes:

52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.exeskotes.exe

pid process

2324 52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.exe
2800 skotes.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.exe

pid process

2324 52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.exe

description	pid	process	target process
PID 2324 wrote to memory of 2800	2324	52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.exe	skotes.exe
PID 2324 wrote to memory of 2800	2324	52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.exe	skotes.exe
PID 2324 wrote to memory of 2800	2324	52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.exe	skotes.exe
PID 2324 wrote to memory of 2800	2324	52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.exe	skotes.exe

C:\Users\Admin\AppData\Local\Temp\52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.exe
"C:\Users\Admin\AppData\Local\Temp\52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9.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:2324
- 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:2800

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
e91bdd398e42904cbc56344331953c6a

SHA1
c755e1f2c0c5de38eb5029a60129cd86ad7846ed

SHA256
52783df94ea5aa0f1b29c4a9ea15ecadb2c469886a02030ee86a2da56a8b43e9

SHA512
03e79400ecd6d50f9d7f694fe651235e1f7f3f6ecb632a94e719519a52c63c81cb7512510ed4c67dd207cfc65db457e9dff5ea147e18ceda2ebac241f405d9fe

Download Submit
memory/2324-17-0x0000000007480000-0x0000000007938000-memory.dmp

Filesize
4.7MB

Download
memory/2324-2-0x0000000000D91000-0x0000000000DBF000-memory.dmp

Filesize
184KB

Download
memory/2324-3-0x0000000000D90000-0x0000000001248000-memory.dmp

Filesize
4.7MB

Download
memory/2324-4-0x0000000000D90000-0x0000000001248000-memory.dmp

Filesize
4.7MB

Download
memory/2324-1-0x00000000777D0000-0x00000000777D2000-memory.dmp

Filesize
8KB

Download
memory/2324-0-0x0000000000D90000-0x0000000001248000-memory.dmp

Filesize
4.7MB

Download
memory/2324-19-0x0000000000D90000-0x0000000001248000-memory.dmp

Filesize
4.7MB

Download
memory/2324-20-0x0000000007480000-0x0000000007938000-memory.dmp

Filesize
4.7MB

Download
memory/2800-21-0x0000000001180000-0x0000000001638000-memory.dmp

Filesize
4.7MB

Download
memory/2800-22-0x0000000001181000-0x00000000011AF000-memory.dmp

Filesize
184KB

Download
memory/2800-23-0x0000000001180000-0x0000000001638000-memory.dmp

Filesize
4.7MB

Download
memory/2800-24-0x0000000001180000-0x0000000001638000-memory.dmp

Filesize
4.7MB

Download
memory/2800-26-0x0000000001180000-0x0000000001638000-memory.dmp

Filesize
4.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads