amadey | 4f3010ad79e0ebd017284b4d86d971371a0470bbb06e2e1f291aebf6567f7ef0

General

Target

4f3010ad79e0ebd017284b4d86d971371a0470bbb06e2e1f291aebf6567f7ef0.exe
Size

1.7MB
MD5

e336052726d6f5dcb48e6e5f7921e6aa
SHA1

06cf03572d959b6881b48ac017d06a82795ed669
SHA256

4f3010ad79e0ebd017284b4d86d971371a0470bbb06e2e1f291aebf6567f7ef0
SHA512

e5fcb91e5b77edec306b232c7c56e16f88c04653fef8fd037bc491420d1d9a103dbaadd5bac27ad85267fc5a1c955695dcdc61298276f0f00781e654da9b9c6a
SSDEEP

49152:PCvLXyz/YjcffS2s9I1nq0vBtMszapYQDEV:P2TybYj+a1anq0vBtdzZUq

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:

4f3010ad79e0ebd017284b4d86d971371a0470bbb06e2e1f291aebf6567f7ef0.exeexplorku.exeexplorku.exeexplorku.exeexplorku.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	4f3010ad79e0ebd017284b4d86d971371a0470bbb06e2e1f291aebf6567f7ef0.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:

4f3010ad79e0ebd017284b4d86d971371a0470bbb06e2e1f291aebf6567f7ef0.exeexplorku.exeexplorku.exeexplorku.exeexplorku.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	4f3010ad79e0ebd017284b4d86d971371a0470bbb06e2e1f291aebf6567f7ef0.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	4f3010ad79e0ebd017284b4d86d971371a0470bbb06e2e1f291aebf6567f7ef0.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\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\VideoBiosVersion	explorku.exe

Executes dropped EXE 4 IoCs

Processes:

explorku.exeexplorku.exeexplorku.exeexplorku.exe

pid process

4768 explorku.exe
3212 explorku.exe
1888 explorku.exe
4916 explorku.exe

pid	process
4768	explorku.exe
3212	explorku.exe
1888	explorku.exe
4916	explorku.exe

Themida packer 46 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/1132-3-0x0000000000D10000-0x0000000001259000-memory.dmp	themida
behavioral2/memory/1132-2-0x0000000000D10000-0x0000000001259000-memory.dmp	themida
behavioral2/memory/1132-5-0x0000000000D10000-0x0000000001259000-memory.dmp	themida
behavioral2/memory/1132-4-0x0000000000D10000-0x0000000001259000-memory.dmp	themida
behavioral2/memory/1132-1-0x0000000000D10000-0x0000000001259000-memory.dmp	themida
behavioral2/memory/1132-6-0x0000000000D10000-0x0000000001259000-memory.dmp	themida
behavioral2/memory/1132-0-0x0000000000D10000-0x0000000001259000-memory.dmp	themida
behavioral2/memory/1132-7-0x0000000000D10000-0x0000000001259000-memory.dmp	themida
C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe	themida
behavioral2/memory/4768-22-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/4768-24-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/4768-27-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/4768-25-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/4768-26-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/4768-23-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/4768-21-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/1132-20-0x0000000000D10000-0x0000000001259000-memory.dmp	themida
behavioral2/memory/4768-28-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/4768-29-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/3212-34-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/3212-37-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/3212-35-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/3212-39-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/3212-38-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/3212-36-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/3212-33-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/3212-32-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/3212-40-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/1888-49-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/1888-54-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/1888-52-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/1888-55-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/1888-53-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/1888-51-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/1888-50-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/1888-48-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/1888-57-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/4916-66-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/4916-68-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/4916-71-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/4916-69-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/4916-70-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/4916-67-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/4916-65-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/4916-72-0x0000000000F50000-0x0000000001499000-memory.dmp	themida
behavioral2/memory/4916-73-0x0000000000F50000-0x0000000001499000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 5 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

4f3010ad79e0ebd017284b4d86d971371a0470bbb06e2e1f291aebf6567f7ef0.exeexplorku.exeexplorku.exeexplorku.exeexplorku.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	4f3010ad79e0ebd017284b4d86d971371a0470bbb06e2e1f291aebf6567f7ef0.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:

4f3010ad79e0ebd017284b4d86d971371a0470bbb06e2e1f291aebf6567f7ef0.exe

description ioc process

File created C:\Windows\Tasks\explorku.job 4f3010ad79e0ebd017284b4d86d971371a0470bbb06e2e1f291aebf6567f7ef0.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	4f3010ad79e0ebd017284b4d86d971371a0470bbb06e2e1f291aebf6567f7ef0.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

4f3010ad79e0ebd017284b4d86d971371a0470bbb06e2e1f291aebf6567f7ef0.exe

description	pid	process	target process
PID 1132 wrote to memory of 4768	1132	4f3010ad79e0ebd017284b4d86d971371a0470bbb06e2e1f291aebf6567f7ef0.exe	explorku.exe
PID 1132 wrote to memory of 4768	1132	4f3010ad79e0ebd017284b4d86d971371a0470bbb06e2e1f291aebf6567f7ef0.exe	explorku.exe
PID 1132 wrote to memory of 4768	1132	4f3010ad79e0ebd017284b4d86d971371a0470bbb06e2e1f291aebf6567f7ef0.exe	explorku.exe

C:\Users\Admin\AppData\Local\Temp\4f3010ad79e0ebd017284b4d86d971371a0470bbb06e2e1f291aebf6567f7ef0.exe
"C:\Users\Admin\AppData\Local\Temp\4f3010ad79e0ebd017284b4d86d971371a0470bbb06e2e1f291aebf6567f7ef0.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1132

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:4768

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:3212

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:1888

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:4916

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

Virtualization/Sandbox Evasion

1

T1497

System Information Discovery

3

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

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

MD5
e336052726d6f5dcb48e6e5f7921e6aa

SHA1
06cf03572d959b6881b48ac017d06a82795ed669

SHA256
4f3010ad79e0ebd017284b4d86d971371a0470bbb06e2e1f291aebf6567f7ef0

SHA512
e5fcb91e5b77edec306b232c7c56e16f88c04653fef8fd037bc491420d1d9a103dbaadd5bac27ad85267fc5a1c955695dcdc61298276f0f00781e654da9b9c6a

Download Submit
memory/1132-1-0x0000000000D10000-0x0000000001259000-memory.dmp

Filesize
5.3MB

Download
memory/1132-4-0x0000000000D10000-0x0000000001259000-memory.dmp

Filesize
5.3MB

Download
memory/1132-20-0x0000000000D10000-0x0000000001259000-memory.dmp

Filesize
5.3MB

Download
memory/1132-3-0x0000000000D10000-0x0000000001259000-memory.dmp

Filesize
5.3MB

Download
memory/1132-6-0x0000000000D10000-0x0000000001259000-memory.dmp

Filesize
5.3MB

Download
memory/1132-0-0x0000000000D10000-0x0000000001259000-memory.dmp

Filesize
5.3MB

Download
memory/1132-7-0x0000000000D10000-0x0000000001259000-memory.dmp

Filesize
5.3MB

Download
memory/1132-2-0x0000000000D10000-0x0000000001259000-memory.dmp

Filesize
5.3MB

Download
memory/1132-5-0x0000000000D10000-0x0000000001259000-memory.dmp

Filesize
5.3MB

Download
memory/1888-49-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/1888-50-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/1888-51-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/1888-53-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/1888-55-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/1888-52-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/1888-48-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/1888-54-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/1888-57-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/3212-39-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/3212-37-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/3212-35-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/3212-34-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/3212-38-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/3212-36-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/3212-33-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/3212-32-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/3212-40-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/4768-26-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/4768-28-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/4768-21-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/4768-23-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/4768-29-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/4768-25-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/4768-27-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/4768-24-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/4768-22-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/4916-66-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/4916-68-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/4916-71-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/4916-69-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/4916-70-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/4916-67-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/4916-65-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/4916-72-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download
memory/4916-73-0x0000000000F50000-0x0000000001499000-memory.dmp

Filesize
5.3MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads