amadey | 56215813946be4ee71547216f392e945facda66baeb13ce175b92becb0fbddea

General

Target

56215813946be4ee71547216f392e945facda66baeb13ce175b92becb0fbddea.exe
Size

1.7MB
MD5

fcf5c0216c13fda0d52d1121b7a43165
SHA1

36337bcbb7b645b38c3eba32cc487478265b2778
SHA256

56215813946be4ee71547216f392e945facda66baeb13ce175b92becb0fbddea
SHA512

58add74477f079bb34f896005ff2670422e6f5a34c656b28fea7036bb16e92308d9debf7001c9ba1ef0f9d5e79f81f5ee96ff2febf106f53373fb6b0600fc9c8
SSDEEP

24576:V3goFl9quh8Y2tIMd6+8qAJUkTtf9H7V47aTQUIEs9HLtSJC7ZIXwhiZ2loSXCCN:V/1yYS6TzUohTtkp98L2vXtzN8I

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:

56215813946be4ee71547216f392e945facda66baeb13ce175b92becb0fbddea.exeexplorku.exeexplorku.exeexplorku.exeexplorku.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	56215813946be4ee71547216f392e945facda66baeb13ce175b92becb0fbddea.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.exeexplorku.exe56215813946be4ee71547216f392e945facda66baeb13ce175b92becb0fbddea.exeexplorku.exeexplorku.exe

description	ioc	process
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	56215813946be4ee71547216f392e945facda66baeb13ce175b92becb0fbddea.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
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\VideoBiosVersion	explorku.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	56215813946be4ee71547216f392e945facda66baeb13ce175b92becb0fbddea.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:

56215813946be4ee71547216f392e945facda66baeb13ce175b92becb0fbddea.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\Control Panel\International\Geo\Nation	56215813946be4ee71547216f392e945facda66baeb13ce175b92becb0fbddea.exe

Executes dropped EXE 4 IoCs

Processes:

explorku.exeexplorku.exeexplorku.exeexplorku.exe

pid process

3240 explorku.exe
4816 explorku.exe
2040 explorku.exe
2708 explorku.exe

pid	process
3240	explorku.exe
4816	explorku.exe
2040	explorku.exe
2708	explorku.exe

Themida packer 49 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral1/memory/4136-1-0x0000000000E50000-0x0000000001399000-memory.dmp	themida
behavioral1/memory/4136-0-0x0000000000E50000-0x0000000001399000-memory.dmp	themida
behavioral1/memory/4136-2-0x0000000000E50000-0x0000000001399000-memory.dmp	themida
behavioral1/memory/4136-4-0x0000000000E50000-0x0000000001399000-memory.dmp	themida
behavioral1/memory/4136-8-0x0000000000E50000-0x0000000001399000-memory.dmp	themida
behavioral1/memory/4136-7-0x0000000000E50000-0x0000000001399000-memory.dmp	themida
behavioral1/memory/4136-6-0x0000000000E50000-0x0000000001399000-memory.dmp	themida
behavioral1/memory/4136-5-0x0000000000E50000-0x0000000001399000-memory.dmp	themida
behavioral1/memory/4136-3-0x0000000000E50000-0x0000000001399000-memory.dmp	themida
C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe	themida
behavioral1/memory/4136-21-0x0000000000E50000-0x0000000001399000-memory.dmp	themida
behavioral1/memory/3240-22-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/3240-24-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/3240-23-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/3240-26-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/3240-30-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/3240-29-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/4816-34-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/4816-35-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/4816-37-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/4816-39-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/4816-36-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/4816-38-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/4816-40-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/4816-32-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/4816-33-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/3240-28-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/3240-27-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/3240-25-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/4816-41-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/3240-42-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/2040-49-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/2040-50-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/2040-53-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/2040-55-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/2040-54-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/2040-51-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/2040-52-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/2040-56-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/2040-57-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/2708-65-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/2708-66-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/2708-67-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/2708-72-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/2708-71-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/2708-70-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/2708-68-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/2708-69-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida
behavioral1/memory/2708-74-0x00000000008B0000-0x0000000000DF9000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 5 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

explorku.exeexplorku.exeexplorku.exe56215813946be4ee71547216f392e945facda66baeb13ce175b92becb0fbddea.exeexplorku.exe

description	ioc	process
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	56215813946be4ee71547216f392e945facda66baeb13ce175b92becb0fbddea.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	explorku.exe

Drops file in Windows directory 1 IoCs

Processes:

56215813946be4ee71547216f392e945facda66baeb13ce175b92becb0fbddea.exe

description ioc process

File created C:\Windows\Tasks\explorku.job 56215813946be4ee71547216f392e945facda66baeb13ce175b92becb0fbddea.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	56215813946be4ee71547216f392e945facda66baeb13ce175b92becb0fbddea.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

56215813946be4ee71547216f392e945facda66baeb13ce175b92becb0fbddea.exe

description	pid	process	target process
PID 4136 wrote to memory of 3240	4136	56215813946be4ee71547216f392e945facda66baeb13ce175b92becb0fbddea.exe	explorku.exe
PID 4136 wrote to memory of 3240	4136	56215813946be4ee71547216f392e945facda66baeb13ce175b92becb0fbddea.exe	explorku.exe
PID 4136 wrote to memory of 3240	4136	56215813946be4ee71547216f392e945facda66baeb13ce175b92becb0fbddea.exe	explorku.exe

C:\Users\Admin\AppData\Local\Temp\56215813946be4ee71547216f392e945facda66baeb13ce175b92becb0fbddea.exe
"C:\Users\Admin\AppData\Local\Temp\56215813946be4ee71547216f392e945facda66baeb13ce175b92becb0fbddea.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:4136

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:3240

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:4816

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:2040

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:2708

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
fcf5c0216c13fda0d52d1121b7a43165

SHA1
36337bcbb7b645b38c3eba32cc487478265b2778

SHA256
56215813946be4ee71547216f392e945facda66baeb13ce175b92becb0fbddea

SHA512
58add74477f079bb34f896005ff2670422e6f5a34c656b28fea7036bb16e92308d9debf7001c9ba1ef0f9d5e79f81f5ee96ff2febf106f53373fb6b0600fc9c8

Download Submit
memory/2040-57-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/2040-50-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/2040-53-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/2040-55-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/2040-49-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/2040-54-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/2040-51-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/2040-52-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/2040-56-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/2708-70-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/2708-65-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/2708-66-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/2708-67-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/2708-72-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/2708-71-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/2708-68-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/2708-69-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/2708-74-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/3240-24-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/3240-29-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/3240-22-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/3240-23-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/3240-26-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/3240-30-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/3240-42-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/3240-28-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/3240-27-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/3240-25-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/4136-21-0x0000000000E50000-0x0000000001399000-memory.dmp

Filesize
5.3MB

Download
memory/4136-0-0x0000000000E50000-0x0000000001399000-memory.dmp

Filesize
5.3MB

Download
memory/4136-2-0x0000000000E50000-0x0000000001399000-memory.dmp

Filesize
5.3MB

Download
memory/4136-4-0x0000000000E50000-0x0000000001399000-memory.dmp

Filesize
5.3MB

Download
memory/4136-8-0x0000000000E50000-0x0000000001399000-memory.dmp

Filesize
5.3MB

Download
memory/4136-7-0x0000000000E50000-0x0000000001399000-memory.dmp

Filesize
5.3MB

Download
memory/4136-6-0x0000000000E50000-0x0000000001399000-memory.dmp

Filesize
5.3MB

Download
memory/4136-5-0x0000000000E50000-0x0000000001399000-memory.dmp

Filesize
5.3MB

Download
memory/4136-3-0x0000000000E50000-0x0000000001399000-memory.dmp

Filesize
5.3MB

Download
memory/4136-1-0x0000000000E50000-0x0000000001399000-memory.dmp

Filesize
5.3MB

Download
memory/4816-39-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/4816-36-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/4816-38-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/4816-40-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/4816-32-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/4816-41-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/4816-34-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/4816-35-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/4816-37-0x00000000008B0000-0x0000000000DF9000-memory.dmp

Filesize
5.3MB

Download
memory/4816-33-0x00000000008B0000-0x0000000000DF9000-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