amadey | 5bdefb9f7366ddf3b5d7002cc9cee37ec0bbfddc76ea28d5d667e4563f3c92c0

General

Target

5bdefb9f7366ddf3b5d7002cc9cee37ec0bbfddc76ea28d5d667e4563f3c92c0.exe
Size

2.0MB
MD5

20804890273fa0387262be080ed29b18
SHA1

daa8c33e3bb0fd2e9e110e51add443e1c22cd1f3
SHA256

5bdefb9f7366ddf3b5d7002cc9cee37ec0bbfddc76ea28d5d667e4563f3c92c0
SHA512

1e871a66b28999f7e35fa226ad4b544f3b42b1385125c10ffa63533075761a6563b258be9bc5e7c4230a34366cb24945d313b45f0bdef3253c473309296cf149
SSDEEP

49152:/B8o1FVx0yYWCNKlxIGZNv3IkpIu3U6+:5fzMWrZrpIuk

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__	5bdefb9f7366ddf3b5d7002cc9cee37ec0bbfddc76ea28d5d667e4563f3c92c0.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	5bdefb9f7366ddf3b5d7002cc9cee37ec0bbfddc76ea28d5d667e4563f3c92c0.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	5bdefb9f7366ddf3b5d7002cc9cee37ec0bbfddc76ea28d5d667e4563f3c92c0.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
1380	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	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	5bdefb9f7366ddf3b5d7002cc9cee37ec0bbfddc76ea28d5d667e4563f3c92c0.exe

Loads dropped DLL 2 IoCs

pid	Process
2268	5bdefb9f7366ddf3b5d7002cc9cee37ec0bbfddc76ea28d5d667e4563f3c92c0.exe
2268	5bdefb9f7366ddf3b5d7002cc9cee37ec0bbfddc76ea28d5d667e4563f3c92c0.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2268	5bdefb9f7366ddf3b5d7002cc9cee37ec0bbfddc76ea28d5d667e4563f3c92c0.exe
1380	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	5bdefb9f7366ddf3b5d7002cc9cee37ec0bbfddc76ea28d5d667e4563f3c92c0.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	5bdefb9f7366ddf3b5d7002cc9cee37ec0bbfddc76ea28d5d667e4563f3c92c0.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2268	5bdefb9f7366ddf3b5d7002cc9cee37ec0bbfddc76ea28d5d667e4563f3c92c0.exe
1380	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2268	5bdefb9f7366ddf3b5d7002cc9cee37ec0bbfddc76ea28d5d667e4563f3c92c0.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2268 wrote to memory of 1380	2268	5bdefb9f7366ddf3b5d7002cc9cee37ec0bbfddc76ea28d5d667e4563f3c92c0.exe	29
PID 2268 wrote to memory of 1380	2268	5bdefb9f7366ddf3b5d7002cc9cee37ec0bbfddc76ea28d5d667e4563f3c92c0.exe	29
PID 2268 wrote to memory of 1380	2268	5bdefb9f7366ddf3b5d7002cc9cee37ec0bbfddc76ea28d5d667e4563f3c92c0.exe	29
PID 2268 wrote to memory of 1380	2268	5bdefb9f7366ddf3b5d7002cc9cee37ec0bbfddc76ea28d5d667e4563f3c92c0.exe	29

C:\Users\Admin\AppData\Local\Temp\5bdefb9f7366ddf3b5d7002cc9cee37ec0bbfddc76ea28d5d667e4563f3c92c0.exe
"C:\Users\Admin\AppData\Local\Temp\5bdefb9f7366ddf3b5d7002cc9cee37ec0bbfddc76ea28d5d667e4563f3c92c0.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:2268
- 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:1380

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
2.0MB

MD5
20804890273fa0387262be080ed29b18

SHA1
daa8c33e3bb0fd2e9e110e51add443e1c22cd1f3

SHA256
5bdefb9f7366ddf3b5d7002cc9cee37ec0bbfddc76ea28d5d667e4563f3c92c0

SHA512
1e871a66b28999f7e35fa226ad4b544f3b42b1385125c10ffa63533075761a6563b258be9bc5e7c4230a34366cb24945d313b45f0bdef3253c473309296cf149

Download Submit
memory/1380-27-0x0000000001031000-0x0000000001099000-memory.dmp

Filesize
416KB

Download
memory/1380-26-0x0000000001030000-0x00000000014DC000-memory.dmp

Filesize
4.7MB

Download
memory/1380-25-0x0000000001030000-0x00000000014DC000-memory.dmp

Filesize
4.7MB

Download
memory/1380-24-0x0000000001031000-0x0000000001099000-memory.dmp

Filesize
416KB

Download
memory/1380-23-0x0000000001030000-0x00000000014DC000-memory.dmp

Filesize
4.7MB

Download
memory/2268-4-0x00000000000C0000-0x000000000056C000-memory.dmp

Filesize
4.7MB

Download
memory/2268-6-0x00000000000C0000-0x000000000056C000-memory.dmp

Filesize
4.7MB

Download
memory/2268-22-0x00000000068E0000-0x0000000006D8C000-memory.dmp

Filesize
4.7MB

Download
memory/2268-21-0x00000000000C0000-0x000000000056C000-memory.dmp

Filesize
4.7MB

Download
memory/2268-5-0x00000000000C0000-0x000000000056C000-memory.dmp

Filesize
4.7MB

Download
memory/2268-19-0x00000000000C1000-0x0000000000129000-memory.dmp

Filesize
416KB

Download
memory/2268-0-0x00000000000C0000-0x000000000056C000-memory.dmp

Filesize
4.7MB

Download
memory/2268-3-0x00000000000C0000-0x000000000056C000-memory.dmp

Filesize
4.7MB

Download
memory/2268-2-0x00000000000C1000-0x0000000000129000-memory.dmp

Filesize
416KB

Download
memory/2268-1-0x0000000077D00000-0x0000000077D02000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads