amadey | 486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96

Analysis

max time kernel
143s
max time network
53s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
01-07-2024 03:53

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General

Target

486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96.exe
Size

1.8MB
MD5

a7323bcf0df71286fa3156cefb8e3049
SHA1

e9dd309d06cd5f9bff60fc4dc914fe9672193c61
SHA256

486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96
SHA512

9143e73a9ccc52305c8c43a0397f8f47caeaf8a1953a96cf962890bf9757b5a9bb03e3b169612f8e7011757d20698662ae3f18a375c6baf380c792c4e27e6ae1
SSDEEP

49152:QoUMXNA6rEDrof7gzSdeRmeyC/0H9+q3uEoq:QpMXNA6oIeSiJyECH3Qq

Score

10^/10

amadey 4dd39d evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.30

Botnet

4dd39d

http://77.91.77.82

Attributes

install_dir
ad40971b6b
install_file
explorti.exe
strings_key
a434973ad22def7137dbb5e059b7081e
url_paths
/Hun4Ko/index.php

rc4.plain

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 5 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

explorti.exe486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96.exeexplorti.exeexplorti.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe

Checks BIOS information in registry 2 TTPs 10 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

explorti.exeexplorti.exeexplorti.exe486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96.exeexplorti.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96.exe

Executes dropped EXE 4 IoCs

Processes:

explorti.exeexplorti.exeexplorti.exeexplorti.exe

pid process

368 explorti.exe
2056 explorti.exe
4980 explorti.exe
4348 explorti.exe

pid	process
368	explorti.exe
2056	explorti.exe
4980	explorti.exe
4348	explorti.exe

Identifies Wine through registry keys 2 TTPs 5 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:

explorti.exe486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96.exeexplorti.exeexplorti.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Wine	486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96.exe
Key opened	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Wine	explorti.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

Processes:

486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96.exeexplorti.exeexplorti.exeexplorti.exeexplorti.exe

pid process

1856 486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96.exe
368 explorti.exe
2056 explorti.exe
4980 explorti.exe
4348 explorti.exe
Drops file in Windows directory 1 IoCs

Processes:

486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96.exe

description ioc process

File created C:\Windows\Tasks\explorti.job 486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96.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\explorti.job	486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96.exeexplorti.exeexplorti.exeexplorti.exeexplorti.exe

pid	process
1856	486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96.exe
1856	486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96.exe
368	explorti.exe
368	explorti.exe
2056	explorti.exe
2056	explorti.exe
4980	explorti.exe
4980	explorti.exe
4348	explorti.exe
4348	explorti.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96.exe

description	pid	process	target process
PID 1856 wrote to memory of 368	1856	486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96.exe	explorti.exe
PID 1856 wrote to memory of 368	1856	486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96.exe	explorti.exe
PID 1856 wrote to memory of 368	1856	486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96.exe	explorti.exe

C:\Users\Admin\AppData\Local\Temp\486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96.exe
"C:\Users\Admin\AppData\Local\Temp\486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1856

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
"C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.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:368

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
1⤵
- 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:2056

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
1⤵
- 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:4980

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
1⤵
- 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:4348

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
Filesize
1.8MB

MD5
a7323bcf0df71286fa3156cefb8e3049

SHA1
e9dd309d06cd5f9bff60fc4dc914fe9672193c61

SHA256
486d31298b8392f4d62679ad3e5bca6f0fff1deda78851367021376c6a3c3d96

SHA512
9143e73a9ccc52305c8c43a0397f8f47caeaf8a1953a96cf962890bf9757b5a9bb03e3b169612f8e7011757d20698662ae3f18a375c6baf380c792c4e27e6ae1

Download Submit
memory/368-23-0x0000000000E20000-0x00000000012D7000-memory.dmp

Filesize
4.7MB

Download
memory/368-33-0x0000000000E20000-0x00000000012D7000-memory.dmp

Filesize
4.7MB

Download
memory/368-25-0x0000000000E20000-0x00000000012D7000-memory.dmp

Filesize
4.7MB

Download
memory/368-40-0x0000000000E20000-0x00000000012D7000-memory.dmp

Filesize
4.7MB

Download
memory/368-47-0x0000000000E20000-0x00000000012D7000-memory.dmp

Filesize
4.7MB

Download
memory/368-42-0x0000000000E20000-0x00000000012D7000-memory.dmp

Filesize
4.7MB

Download
memory/368-18-0x0000000000E20000-0x00000000012D7000-memory.dmp

Filesize
4.7MB

Download
memory/368-44-0x0000000000E20000-0x00000000012D7000-memory.dmp

Filesize
4.7MB

Download
memory/368-20-0x0000000000E20000-0x00000000012D7000-memory.dmp

Filesize
4.7MB

Download
memory/368-21-0x0000000000E20000-0x00000000012D7000-memory.dmp

Filesize
4.7MB

Download
memory/368-22-0x0000000000E20000-0x00000000012D7000-memory.dmp

Filesize
4.7MB

Download
memory/368-41-0x0000000000E20000-0x00000000012D7000-memory.dmp

Filesize
4.7MB

Download
memory/368-43-0x0000000000E20000-0x00000000012D7000-memory.dmp

Filesize
4.7MB

Download
memory/368-36-0x0000000000E20000-0x00000000012D7000-memory.dmp

Filesize
4.7MB

Download
memory/368-19-0x0000000000E21000-0x0000000000E4F000-memory.dmp

Filesize
184KB

Download
memory/368-34-0x0000000000E20000-0x00000000012D7000-memory.dmp

Filesize
4.7MB

Download
memory/368-30-0x0000000000E20000-0x00000000012D7000-memory.dmp

Filesize
4.7MB

Download
memory/368-31-0x0000000000E20000-0x00000000012D7000-memory.dmp

Filesize
4.7MB

Download
memory/368-32-0x0000000000E20000-0x00000000012D7000-memory.dmp

Filesize
4.7MB

Download
memory/1856-2-0x00000000003B1000-0x00000000003DF000-memory.dmp

Filesize
184KB

Download
memory/1856-0-0x00000000003B0000-0x0000000000867000-memory.dmp

Filesize
4.7MB

Download
memory/1856-17-0x00000000003B0000-0x0000000000867000-memory.dmp

Filesize
4.7MB

Download
memory/1856-3-0x00000000003B0000-0x0000000000867000-memory.dmp

Filesize
4.7MB

Download
memory/1856-1-0x0000000077AD4000-0x0000000077AD6000-memory.dmp

Filesize
8KB

Download
memory/1856-5-0x00000000003B0000-0x0000000000867000-memory.dmp

Filesize
4.7MB

Download
memory/2056-29-0x0000000000E20000-0x00000000012D7000-memory.dmp

Filesize
4.7MB

Download
memory/2056-27-0x0000000000E20000-0x00000000012D7000-memory.dmp

Filesize
4.7MB

Download
memory/2056-26-0x0000000000E20000-0x00000000012D7000-memory.dmp

Filesize
4.7MB

Download
memory/4348-46-0x0000000000E20000-0x00000000012D7000-memory.dmp

Filesize
4.7MB

Download
memory/4348-48-0x0000000000E20000-0x00000000012D7000-memory.dmp

Filesize
4.7MB

Download
memory/4980-39-0x0000000000E20000-0x00000000012D7000-memory.dmp

Filesize
4.7MB

Download
memory/4980-37-0x0000000000E20000-0x00000000012D7000-memory.dmp

Filesize
4.7MB

Download