amadey | 7411d3399b9c2f589942eecffa11d2ef76b5cce4154918de41107a02d3cf7413

General

Target

7411d3399b9c2f589942eecffa11d2ef76b5cce4154918de41107a02d3cf7413.exe
Size

1.7MB
MD5

55722ad0acfcb5e80da700a4272804a8
SHA1

719c93f8c80a9d5ea07c5ef6539b99a07e61eaf1
SHA256

7411d3399b9c2f589942eecffa11d2ef76b5cce4154918de41107a02d3cf7413
SHA512

eee358c3705fb21feda57d919a5cd78b9a56704b70db6ecc7dbbebde94aa97673c3ef0d0e763713394a1966707d9e6ca7dc039f48498c8f8b5aba1a287ff7c41
SSDEEP

49152:M2tlbo3vG7K+c+yOxd88gIxMAdIG9eG0YJ4Kc5Y:M2tlkv9+Sh8xtdIG824KR

Score

10^/10

amadey 18befc evasion themida trojan

Malware Config

Extracted

Family

amadey

Version

4.20

Botnet

18befc

C2

http://5.42.96.141

Attributes

install_dir
908f070dff
install_file
explorku.exe
strings_key
b25a9385246248a95c600f9a061438e1
url_paths
/go34ko8/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:

7411d3399b9c2f589942eecffa11d2ef76b5cce4154918de41107a02d3cf7413.exeexplorku.exeexplorku.exeexplorku.exeexplorku.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	7411d3399b9c2f589942eecffa11d2ef76b5cce4154918de41107a02d3cf7413.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorku.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorku.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorku.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorku.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:

explorku.exe7411d3399b9c2f589942eecffa11d2ef76b5cce4154918de41107a02d3cf7413.exeexplorku.exeexplorku.exeexplorku.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorku.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	7411d3399b9c2f589942eecffa11d2ef76b5cce4154918de41107a02d3cf7413.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorku.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorku.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorku.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorku.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	7411d3399b9c2f589942eecffa11d2ef76b5cce4154918de41107a02d3cf7413.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorku.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorku.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorku.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:

7411d3399b9c2f589942eecffa11d2ef76b5cce4154918de41107a02d3cf7413.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	7411d3399b9c2f589942eecffa11d2ef76b5cce4154918de41107a02d3cf7413.exe

Executes dropped EXE 4 IoCs

Processes:

explorku.exeexplorku.exeexplorku.exeexplorku.exe

pid process

1732 explorku.exe
400 explorku.exe
3040 explorku.exe
2252 explorku.exe

pid	process
1732	explorku.exe
400	explorku.exe
3040	explorku.exe
2252	explorku.exe

Themida packer 47 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral1/memory/4020-0-0x0000000000E50000-0x0000000001394000-memory.dmp	themida
behavioral1/memory/4020-1-0x0000000000E50000-0x0000000001394000-memory.dmp	themida
behavioral1/memory/4020-3-0x0000000000E50000-0x0000000001394000-memory.dmp	themida
behavioral1/memory/4020-2-0x0000000000E50000-0x0000000001394000-memory.dmp	themida
behavioral1/memory/4020-7-0x0000000000E50000-0x0000000001394000-memory.dmp	themida
behavioral1/memory/4020-8-0x0000000000E50000-0x0000000001394000-memory.dmp	themida
behavioral1/memory/4020-6-0x0000000000E50000-0x0000000001394000-memory.dmp	themida
behavioral1/memory/4020-5-0x0000000000E50000-0x0000000001394000-memory.dmp	themida
behavioral1/memory/4020-4-0x0000000000E50000-0x0000000001394000-memory.dmp	themida
C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe	themida
behavioral1/memory/4020-21-0x0000000000E50000-0x0000000001394000-memory.dmp	themida
behavioral1/memory/1732-22-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/1732-27-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/1732-29-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/1732-28-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/1732-26-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/1732-30-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/1732-25-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/1732-24-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/1732-23-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/400-34-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/400-35-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/400-36-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/400-37-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/400-38-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/400-32-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/1732-33-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/400-40-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/400-41-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/400-39-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/400-42-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/3040-51-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/3040-52-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/3040-56-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/3040-55-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/3040-54-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/3040-50-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/3040-53-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/3040-58-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/2252-68-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/2252-71-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/2252-72-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/2252-70-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/2252-69-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/2252-67-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/2252-66-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida
behavioral1/memory/2252-74-0x0000000000AE0000-0x0000000001024000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 5 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

7411d3399b9c2f589942eecffa11d2ef76b5cce4154918de41107a02d3cf7413.exeexplorku.exeexplorku.exeexplorku.exeexplorku.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	7411d3399b9c2f589942eecffa11d2ef76b5cce4154918de41107a02d3cf7413.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	explorku.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	explorku.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	explorku.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	explorku.exe

Drops file in Windows directory 1 IoCs

Processes:

7411d3399b9c2f589942eecffa11d2ef76b5cce4154918de41107a02d3cf7413.exe

description ioc process

File created C:\Windows\Tasks\explorku.job 7411d3399b9c2f589942eecffa11d2ef76b5cce4154918de41107a02d3cf7413.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\explorku.job	7411d3399b9c2f589942eecffa11d2ef76b5cce4154918de41107a02d3cf7413.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

7411d3399b9c2f589942eecffa11d2ef76b5cce4154918de41107a02d3cf7413.exe

description	pid	process	target process
PID 4020 wrote to memory of 1732	4020	7411d3399b9c2f589942eecffa11d2ef76b5cce4154918de41107a02d3cf7413.exe	explorku.exe
PID 4020 wrote to memory of 1732	4020	7411d3399b9c2f589942eecffa11d2ef76b5cce4154918de41107a02d3cf7413.exe	explorku.exe
PID 4020 wrote to memory of 1732	4020	7411d3399b9c2f589942eecffa11d2ef76b5cce4154918de41107a02d3cf7413.exe	explorku.exe

C:\Users\Admin\AppData\Local\Temp\7411d3399b9c2f589942eecffa11d2ef76b5cce4154918de41107a02d3cf7413.exe
"C:\Users\Admin\AppData\Local\Temp\7411d3399b9c2f589942eecffa11d2ef76b5cce4154918de41107a02d3cf7413.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4020

C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
"C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe"
2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
PID:1732

C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
PID:400

C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
PID:3040

C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
PID:2252

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

4

T1082

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe
Filesize
1.7MB

MD5
55722ad0acfcb5e80da700a4272804a8

SHA1
719c93f8c80a9d5ea07c5ef6539b99a07e61eaf1

SHA256
7411d3399b9c2f589942eecffa11d2ef76b5cce4154918de41107a02d3cf7413

SHA512
eee358c3705fb21feda57d919a5cd78b9a56704b70db6ecc7dbbebde94aa97673c3ef0d0e763713394a1966707d9e6ca7dc039f48498c8f8b5aba1a287ff7c41

Download Submit
memory/400-34-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/400-42-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/400-39-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/400-41-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/400-40-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/400-32-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/400-38-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/400-37-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/400-36-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/400-35-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/1732-22-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/1732-33-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/1732-29-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/1732-28-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/1732-26-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/1732-30-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/1732-25-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/1732-24-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/1732-23-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/1732-27-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/2252-69-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/2252-71-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/2252-67-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/2252-68-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/2252-70-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/2252-74-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/2252-72-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/2252-66-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/3040-53-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/3040-58-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/3040-51-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/3040-52-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/3040-56-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/3040-55-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/3040-54-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/3040-50-0x0000000000AE0000-0x0000000001024000-memory.dmp

Filesize
5.3MB

Download
memory/4020-0-0x0000000000E50000-0x0000000001394000-memory.dmp

Filesize
5.3MB

Download
memory/4020-1-0x0000000000E50000-0x0000000001394000-memory.dmp

Filesize
5.3MB

Download
memory/4020-3-0x0000000000E50000-0x0000000001394000-memory.dmp

Filesize
5.3MB

Download
memory/4020-2-0x0000000000E50000-0x0000000001394000-memory.dmp

Filesize
5.3MB

Download
memory/4020-7-0x0000000000E50000-0x0000000001394000-memory.dmp

Filesize
5.3MB

Download
memory/4020-8-0x0000000000E50000-0x0000000001394000-memory.dmp

Filesize
5.3MB

Download
memory/4020-6-0x0000000000E50000-0x0000000001394000-memory.dmp

Filesize
5.3MB

Download
memory/4020-5-0x0000000000E50000-0x0000000001394000-memory.dmp

Filesize
5.3MB

Download
memory/4020-4-0x0000000000E50000-0x0000000001394000-memory.dmp

Filesize
5.3MB

Download
memory/4020-21-0x0000000000E50000-0x0000000001394000-memory.dmp

Filesize
5.3MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads