amadey | 1472c12ac3757a46bbffbe2abaedf589aeb37182c2138a6ee8e2e1fc655b63e1

General

Target

1472c12ac3757a46bbffbe2abaedf589aeb37182c2138a6ee8e2e1fc655b63e1.exe
Size

1.7MB
MD5

aae4629d8437f2605900341f92491048
SHA1

ea76eed227f4e97ca1e3f8504880b69b239807e5
SHA256

1472c12ac3757a46bbffbe2abaedf589aeb37182c2138a6ee8e2e1fc655b63e1
SHA512

3d4fa487b28282f4c7c6107cf79e2c0a5996d5ab5613f6a369a73b3a1ee053b6a20cb6a6212621e3a171786e89742e4fc61b81c2f4e81472decef7164ba4de4a
SSDEEP

49152:axA8A+obluygb5OLY/vK23dMmiRybET8Ar:X8AdvIu6V3CybE4e

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 4 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

1472c12ac3757a46bbffbe2abaedf589aeb37182c2138a6ee8e2e1fc655b63e1.exeexplorku.exeexplorku.exeexplorku.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	1472c12ac3757a46bbffbe2abaedf589aeb37182c2138a6ee8e2e1fc655b63e1.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 8 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

explorku.exeexplorku.exeexplorku.exe1472c12ac3757a46bbffbe2abaedf589aeb37182c2138a6ee8e2e1fc655b63e1.exe

description	ioc	process
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	explorku.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorku.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	1472c12ac3757a46bbffbe2abaedf589aeb37182c2138a6ee8e2e1fc655b63e1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	1472c12ac3757a46bbffbe2abaedf589aeb37182c2138a6ee8e2e1fc655b63e1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	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:

1472c12ac3757a46bbffbe2abaedf589aeb37182c2138a6ee8e2e1fc655b63e1.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Control Panel\International\Geo\Nation	1472c12ac3757a46bbffbe2abaedf589aeb37182c2138a6ee8e2e1fc655b63e1.exe

Executes dropped EXE 3 IoCs

Processes:

explorku.exeexplorku.exeexplorku.exe

pid process

2804 explorku.exe
3924 explorku.exe
3700 explorku.exe

pid	process
2804	explorku.exe
3924	explorku.exe
3700	explorku.exe

Themida packer 37 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral1/memory/2596-0-0x0000000000EA0000-0x00000000013E6000-memory.dmp	themida
behavioral1/memory/2596-1-0x0000000000EA0000-0x00000000013E6000-memory.dmp	themida
behavioral1/memory/2596-2-0x0000000000EA0000-0x00000000013E6000-memory.dmp	themida
behavioral1/memory/2596-5-0x0000000000EA0000-0x00000000013E6000-memory.dmp	themida
behavioral1/memory/2596-7-0x0000000000EA0000-0x00000000013E6000-memory.dmp	themida
behavioral1/memory/2596-6-0x0000000000EA0000-0x00000000013E6000-memory.dmp	themida
behavioral1/memory/2596-3-0x0000000000EA0000-0x00000000013E6000-memory.dmp	themida
behavioral1/memory/2596-4-0x0000000000EA0000-0x00000000013E6000-memory.dmp	themida
C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe	themida
behavioral1/memory/2596-20-0x0000000000EA0000-0x00000000013E6000-memory.dmp	themida
behavioral1/memory/2804-21-0x0000000000300000-0x0000000000846000-memory.dmp	themida
behavioral1/memory/2804-22-0x0000000000300000-0x0000000000846000-memory.dmp	themida
behavioral1/memory/2804-23-0x0000000000300000-0x0000000000846000-memory.dmp	themida
behavioral1/memory/2804-24-0x0000000000300000-0x0000000000846000-memory.dmp	themida
behavioral1/memory/2804-26-0x0000000000300000-0x0000000000846000-memory.dmp	themida
behavioral1/memory/2804-27-0x0000000000300000-0x0000000000846000-memory.dmp	themida
behavioral1/memory/2804-28-0x0000000000300000-0x0000000000846000-memory.dmp	themida
behavioral1/memory/2804-25-0x0000000000300000-0x0000000000846000-memory.dmp	themida
behavioral1/memory/2804-29-0x0000000000300000-0x0000000000846000-memory.dmp	themida
behavioral1/memory/3924-34-0x0000000000300000-0x0000000000846000-memory.dmp	themida
behavioral1/memory/3924-36-0x0000000000300000-0x0000000000846000-memory.dmp	themida
behavioral1/memory/3924-37-0x0000000000300000-0x0000000000846000-memory.dmp	themida
behavioral1/memory/3924-41-0x0000000000300000-0x0000000000846000-memory.dmp	themida
behavioral1/memory/3924-40-0x0000000000300000-0x0000000000846000-memory.dmp	themida
behavioral1/memory/3924-39-0x0000000000300000-0x0000000000846000-memory.dmp	themida
behavioral1/memory/3924-38-0x0000000000300000-0x0000000000846000-memory.dmp	themida
behavioral1/memory/3924-35-0x0000000000300000-0x0000000000846000-memory.dmp	themida
behavioral1/memory/3924-42-0x0000000000300000-0x0000000000846000-memory.dmp	themida
behavioral1/memory/3700-50-0x0000000000300000-0x0000000000846000-memory.dmp	themida
behavioral1/memory/3700-51-0x0000000000300000-0x0000000000846000-memory.dmp	themida
behavioral1/memory/3700-53-0x0000000000300000-0x0000000000846000-memory.dmp	themida
behavioral1/memory/3700-56-0x0000000000300000-0x0000000000846000-memory.dmp	themida
behavioral1/memory/3700-55-0x0000000000300000-0x0000000000846000-memory.dmp	themida
behavioral1/memory/3700-54-0x0000000000300000-0x0000000000846000-memory.dmp	themida
behavioral1/memory/3700-52-0x0000000000300000-0x0000000000846000-memory.dmp	themida
behavioral1/memory/3700-57-0x0000000000300000-0x0000000000846000-memory.dmp	themida
behavioral1/memory/3700-59-0x0000000000300000-0x0000000000846000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 4 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

1472c12ac3757a46bbffbe2abaedf589aeb37182c2138a6ee8e2e1fc655b63e1.exeexplorku.exeexplorku.exeexplorku.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	1472c12ac3757a46bbffbe2abaedf589aeb37182c2138a6ee8e2e1fc655b63e1.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:

1472c12ac3757a46bbffbe2abaedf589aeb37182c2138a6ee8e2e1fc655b63e1.exe

description ioc process

File created C:\Windows\Tasks\explorku.job 1472c12ac3757a46bbffbe2abaedf589aeb37182c2138a6ee8e2e1fc655b63e1.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	1472c12ac3757a46bbffbe2abaedf589aeb37182c2138a6ee8e2e1fc655b63e1.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

1472c12ac3757a46bbffbe2abaedf589aeb37182c2138a6ee8e2e1fc655b63e1.exe

description	pid	process	target process
PID 2596 wrote to memory of 2804	2596	1472c12ac3757a46bbffbe2abaedf589aeb37182c2138a6ee8e2e1fc655b63e1.exe	explorku.exe
PID 2596 wrote to memory of 2804	2596	1472c12ac3757a46bbffbe2abaedf589aeb37182c2138a6ee8e2e1fc655b63e1.exe	explorku.exe
PID 2596 wrote to memory of 2804	2596	1472c12ac3757a46bbffbe2abaedf589aeb37182c2138a6ee8e2e1fc655b63e1.exe	explorku.exe

C:\Users\Admin\AppData\Local\Temp\1472c12ac3757a46bbffbe2abaedf589aeb37182c2138a6ee8e2e1fc655b63e1.exe
"C:\Users\Admin\AppData\Local\Temp\1472c12ac3757a46bbffbe2abaedf589aeb37182c2138a6ee8e2e1fc655b63e1.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:2596

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:2804

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:3924

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:3700

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
aae4629d8437f2605900341f92491048

SHA1
ea76eed227f4e97ca1e3f8504880b69b239807e5

SHA256
1472c12ac3757a46bbffbe2abaedf589aeb37182c2138a6ee8e2e1fc655b63e1

SHA512
3d4fa487b28282f4c7c6107cf79e2c0a5996d5ab5613f6a369a73b3a1ee053b6a20cb6a6212621e3a171786e89742e4fc61b81c2f4e81472decef7164ba4de4a

Download Submit
memory/2596-0-0x0000000000EA0000-0x00000000013E6000-memory.dmp

Filesize
5.3MB

Download
memory/2596-1-0x0000000000EA0000-0x00000000013E6000-memory.dmp

Filesize
5.3MB

Download
memory/2596-2-0x0000000000EA0000-0x00000000013E6000-memory.dmp

Filesize
5.3MB

Download
memory/2596-5-0x0000000000EA0000-0x00000000013E6000-memory.dmp

Filesize
5.3MB

Download
memory/2596-7-0x0000000000EA0000-0x00000000013E6000-memory.dmp

Filesize
5.3MB

Download
memory/2596-6-0x0000000000EA0000-0x00000000013E6000-memory.dmp

Filesize
5.3MB

Download
memory/2596-3-0x0000000000EA0000-0x00000000013E6000-memory.dmp

Filesize
5.3MB

Download
memory/2596-4-0x0000000000EA0000-0x00000000013E6000-memory.dmp

Filesize
5.3MB

Download
memory/2596-20-0x0000000000EA0000-0x00000000013E6000-memory.dmp

Filesize
5.3MB

Download
memory/2804-29-0x0000000000300000-0x0000000000846000-memory.dmp

Filesize
5.3MB

Download
memory/2804-22-0x0000000000300000-0x0000000000846000-memory.dmp

Filesize
5.3MB

Download
memory/2804-23-0x0000000000300000-0x0000000000846000-memory.dmp

Filesize
5.3MB

Download
memory/2804-24-0x0000000000300000-0x0000000000846000-memory.dmp

Filesize
5.3MB

Download
memory/2804-26-0x0000000000300000-0x0000000000846000-memory.dmp

Filesize
5.3MB

Download
memory/2804-27-0x0000000000300000-0x0000000000846000-memory.dmp

Filesize
5.3MB

Download
memory/2804-28-0x0000000000300000-0x0000000000846000-memory.dmp

Filesize
5.3MB

Download
memory/2804-25-0x0000000000300000-0x0000000000846000-memory.dmp

Filesize
5.3MB

Download
memory/2804-21-0x0000000000300000-0x0000000000846000-memory.dmp

Filesize
5.3MB

Download
memory/3700-51-0x0000000000300000-0x0000000000846000-memory.dmp

Filesize
5.3MB

Download
memory/3700-55-0x0000000000300000-0x0000000000846000-memory.dmp

Filesize
5.3MB

Download
memory/3700-59-0x0000000000300000-0x0000000000846000-memory.dmp

Filesize
5.3MB

Download
memory/3700-57-0x0000000000300000-0x0000000000846000-memory.dmp

Filesize
5.3MB

Download
memory/3700-52-0x0000000000300000-0x0000000000846000-memory.dmp

Filesize
5.3MB

Download
memory/3700-54-0x0000000000300000-0x0000000000846000-memory.dmp

Filesize
5.3MB

Download
memory/3700-56-0x0000000000300000-0x0000000000846000-memory.dmp

Filesize
5.3MB

Download
memory/3700-53-0x0000000000300000-0x0000000000846000-memory.dmp

Filesize
5.3MB

Download
memory/3700-50-0x0000000000300000-0x0000000000846000-memory.dmp

Filesize
5.3MB

Download
memory/3924-42-0x0000000000300000-0x0000000000846000-memory.dmp

Filesize
5.3MB

Download
memory/3924-34-0x0000000000300000-0x0000000000846000-memory.dmp

Filesize
5.3MB

Download
memory/3924-35-0x0000000000300000-0x0000000000846000-memory.dmp

Filesize
5.3MB

Download
memory/3924-38-0x0000000000300000-0x0000000000846000-memory.dmp

Filesize
5.3MB

Download
memory/3924-36-0x0000000000300000-0x0000000000846000-memory.dmp

Filesize
5.3MB

Download
memory/3924-39-0x0000000000300000-0x0000000000846000-memory.dmp

Filesize
5.3MB

Download
memory/3924-40-0x0000000000300000-0x0000000000846000-memory.dmp

Filesize
5.3MB

Download
memory/3924-41-0x0000000000300000-0x0000000000846000-memory.dmp

Filesize
5.3MB

Download
memory/3924-37-0x0000000000300000-0x0000000000846000-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