amadey | 551e6fa2440cb1de5d8f558aa98826b4053aecbdc0d4b9e08a5166f615d7257e

General

Target

551e6fa2440cb1de5d8f558aa98826b4053aecbdc0d4b9e08a5166f615d7257e.exe
Size

3.0MB
MD5

0ab0885271aef0a8ead2be742e232a5c
SHA1

cc164f158b064f8ca5e498be2c799b6d306dd74c
SHA256

551e6fa2440cb1de5d8f558aa98826b4053aecbdc0d4b9e08a5166f615d7257e
SHA512

e323a874f79a635a05972c5a577e35de1ed31a52d1e658c2925d5882c04c1b6c19f24ec66e123ddd6a3bdea82f1945df4e3168e603a9eaff217029e5362e7026
SSDEEP

49152:qmMpgsoxemTCrh2S1vHZ5Vpt6z8b1gyjUJx7xVWYmWdHa0/aMVfDP2u3PLAd2gG:qPgemTCrh2S1vHZ5/t62arCWdHZ/ZVf

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__	551e6fa2440cb1de5d8f558aa98826b4053aecbdc0d4b9e08a5166f615d7257e.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	551e6fa2440cb1de5d8f558aa98826b4053aecbdc0d4b9e08a5166f615d7257e.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	551e6fa2440cb1de5d8f558aa98826b4053aecbdc0d4b9e08a5166f615d7257e.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
2920	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	551e6fa2440cb1de5d8f558aa98826b4053aecbdc0d4b9e08a5166f615d7257e.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	skotes.exe

Loads dropped DLL 1 IoCs

pid	Process
2076	551e6fa2440cb1de5d8f558aa98826b4053aecbdc0d4b9e08a5166f615d7257e.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2076	551e6fa2440cb1de5d8f558aa98826b4053aecbdc0d4b9e08a5166f615d7257e.exe
2920	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	551e6fa2440cb1de5d8f558aa98826b4053aecbdc0d4b9e08a5166f615d7257e.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	551e6fa2440cb1de5d8f558aa98826b4053aecbdc0d4b9e08a5166f615d7257e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2076	551e6fa2440cb1de5d8f558aa98826b4053aecbdc0d4b9e08a5166f615d7257e.exe
2920	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2076	551e6fa2440cb1de5d8f558aa98826b4053aecbdc0d4b9e08a5166f615d7257e.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2076 wrote to memory of 2920	2076	551e6fa2440cb1de5d8f558aa98826b4053aecbdc0d4b9e08a5166f615d7257e.exe	30
PID 2076 wrote to memory of 2920	2076	551e6fa2440cb1de5d8f558aa98826b4053aecbdc0d4b9e08a5166f615d7257e.exe	30
PID 2076 wrote to memory of 2920	2076	551e6fa2440cb1de5d8f558aa98826b4053aecbdc0d4b9e08a5166f615d7257e.exe	30
PID 2076 wrote to memory of 2920	2076	551e6fa2440cb1de5d8f558aa98826b4053aecbdc0d4b9e08a5166f615d7257e.exe	30

C:\Users\Admin\AppData\Local\Temp\551e6fa2440cb1de5d8f558aa98826b4053aecbdc0d4b9e08a5166f615d7257e.exe
"C:\Users\Admin\AppData\Local\Temp\551e6fa2440cb1de5d8f558aa98826b4053aecbdc0d4b9e08a5166f615d7257e.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:2076
- 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:2920

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
3.0MB

MD5
0ab0885271aef0a8ead2be742e232a5c

SHA1
cc164f158b064f8ca5e498be2c799b6d306dd74c

SHA256
551e6fa2440cb1de5d8f558aa98826b4053aecbdc0d4b9e08a5166f615d7257e

SHA512
e323a874f79a635a05972c5a577e35de1ed31a52d1e658c2925d5882c04c1b6c19f24ec66e123ddd6a3bdea82f1945df4e3168e603a9eaff217029e5362e7026

Download Submit
memory/2076-19-0x0000000000BD1000-0x0000000000C39000-memory.dmp

Filesize
416KB

Download
memory/2076-1-0x00000000774D0000-0x00000000774D2000-memory.dmp

Filesize
8KB

Download
memory/2076-2-0x0000000000BD1000-0x0000000000C39000-memory.dmp

Filesize
416KB

Download
memory/2076-3-0x0000000000BD0000-0x0000000000EDE000-memory.dmp

Filesize
3.1MB

Download
memory/2076-5-0x0000000000BD0000-0x0000000000EDE000-memory.dmp

Filesize
3.1MB

Download
memory/2076-10-0x0000000000BD0000-0x0000000000EDE000-memory.dmp

Filesize
3.1MB

Download
memory/2076-0-0x0000000000BD0000-0x0000000000EDE000-memory.dmp

Filesize
3.1MB

Download
memory/2076-14-0x0000000006580000-0x000000000688E000-memory.dmp

Filesize
3.1MB

Download
memory/2076-18-0x0000000000BD0000-0x0000000000EDE000-memory.dmp

Filesize
3.1MB

Download
memory/2920-26-0x0000000000851000-0x00000000008B9000-memory.dmp

Filesize
416KB

Download
memory/2920-31-0x0000000000850000-0x0000000000B5E000-memory.dmp

Filesize
3.1MB

Download
memory/2920-20-0x0000000000851000-0x00000000008B9000-memory.dmp

Filesize
416KB

Download
memory/2920-22-0x0000000000850000-0x0000000000B5E000-memory.dmp

Filesize
3.1MB

Download
memory/2920-24-0x0000000000850000-0x0000000000B5E000-memory.dmp

Filesize
3.1MB

Download
memory/2920-25-0x0000000000850000-0x0000000000B5E000-memory.dmp

Filesize
3.1MB

Download
memory/2920-16-0x0000000000850000-0x0000000000B5E000-memory.dmp

Filesize
3.1MB

Download
memory/2920-27-0x0000000000850000-0x0000000000B5E000-memory.dmp

Filesize
3.1MB

Download
memory/2920-28-0x0000000000850000-0x0000000000B5E000-memory.dmp

Filesize
3.1MB

Download
memory/2920-29-0x0000000000850000-0x0000000000B5E000-memory.dmp

Filesize
3.1MB

Download
memory/2920-30-0x0000000000850000-0x0000000000B5E000-memory.dmp

Filesize
3.1MB

Download
memory/2920-21-0x0000000000850000-0x0000000000B5E000-memory.dmp

Filesize
3.1MB

Download
memory/2920-32-0x0000000000850000-0x0000000000B5E000-memory.dmp

Filesize
3.1MB

Download
memory/2920-33-0x0000000000850000-0x0000000000B5E000-memory.dmp

Filesize
3.1MB

Download
memory/2920-34-0x0000000000850000-0x0000000000B5E000-memory.dmp

Filesize
3.1MB

Download
memory/2920-35-0x0000000000850000-0x0000000000B5E000-memory.dmp

Filesize
3.1MB

Download
memory/2920-36-0x0000000000850000-0x0000000000B5E000-memory.dmp

Filesize
3.1MB

Download
memory/2920-37-0x0000000000850000-0x0000000000B5E000-memory.dmp

Filesize
3.1MB

Download
memory/2920-38-0x0000000000850000-0x0000000000B5E000-memory.dmp

Filesize
3.1MB

Download
memory/2920-39-0x0000000000850000-0x0000000000B5E000-memory.dmp

Filesize
3.1MB

Download
memory/2920-40-0x0000000000850000-0x0000000000B5E000-memory.dmp

Filesize
3.1MB

Download
memory/2920-41-0x0000000000850000-0x0000000000B5E000-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