amadey | 5ed0f760e6fc2b7d02f85dc1ac055f46fc43cf0fcefc44a27f2942b3e8fb0c43

General

Target

5ed0f760e6fc2b7d02f85dc1ac055f46fc43cf0fcefc44a27f2942b3e8fb0c43.exe
Size

1.7MB
MD5

3d1f43d1bde15490b0e82ba37445276e
SHA1

2882f75016eb37fa9399fb466c8e307068f4aca4
SHA256

5ed0f760e6fc2b7d02f85dc1ac055f46fc43cf0fcefc44a27f2942b3e8fb0c43
SHA512

31827806e35f867983bab69e1e98c680602e15e3e3e431ceb302dbca2e864896185ee796dfde17bb401bbcf8c4f583ee727afc1a360ecf5e9d020eefbc7b3923
SSDEEP

24576:9XHn7i3MWNhePJBqRzdDGk7QUy3CihbBVHoMCPWJkmmfHQleKtTtR5wpfwio5s:RH7i3LN8PzUZDyT5c+mfyNBtR5w17Ws

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 7 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

explorku.exe5ed0f760e6fc2b7d02f85dc1ac055f46fc43cf0fcefc44a27f2942b3e8fb0c43.exeexplorku.exeexplorku.exeexplorku.exeexplorku.exeexplorku.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorku.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	5ed0f760e6fc2b7d02f85dc1ac055f46fc43cf0fcefc44a27f2942b3e8fb0c43.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
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorku.exe

Checks BIOS information in registry 2 TTPs 14 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

explorku.exeexplorku.exeexplorku.exe5ed0f760e6fc2b7d02f85dc1ac055f46fc43cf0fcefc44a27f2942b3e8fb0c43.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	explorku.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorku.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	5ed0f760e6fc2b7d02f85dc1ac055f46fc43cf0fcefc44a27f2942b3e8fb0c43.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	5ed0f760e6fc2b7d02f85dc1ac055f46fc43cf0fcefc44a27f2942b3e8fb0c43.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\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

Executes dropped EXE 6 IoCs

Processes:

explorku.exeexplorku.exeexplorku.exeexplorku.exeexplorku.exeexplorku.exe

pid process

212 explorku.exe
4456 explorku.exe
1252 explorku.exe
5048 explorku.exe
688 explorku.exe
2180 explorku.exe

pid	process
212	explorku.exe
4456	explorku.exe
1252	explorku.exe
5048	explorku.exe
688	explorku.exe
2180	explorku.exe

Themida packer 51 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/1768-0-0x0000000000C30000-0x000000000117E000-memory.dmp	themida
behavioral2/memory/1768-2-0x0000000000C30000-0x000000000117E000-memory.dmp	themida
behavioral2/memory/1768-3-0x0000000000C30000-0x000000000117E000-memory.dmp	themida
behavioral2/memory/1768-1-0x0000000000C30000-0x000000000117E000-memory.dmp	themida
behavioral2/memory/1768-6-0x0000000000C30000-0x000000000117E000-memory.dmp	themida
behavioral2/memory/1768-7-0x0000000000C30000-0x000000000117E000-memory.dmp	themida
behavioral2/memory/1768-5-0x0000000000C30000-0x000000000117E000-memory.dmp	themida
behavioral2/memory/1768-4-0x0000000000C30000-0x000000000117E000-memory.dmp	themida
C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe	themida
behavioral2/memory/1768-17-0x0000000000C30000-0x000000000117E000-memory.dmp	themida
behavioral2/memory/212-19-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/212-22-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/212-24-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/212-25-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/212-21-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/212-23-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/212-20-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/212-18-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/212-26-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/4456-30-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/4456-33-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/4456-36-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/4456-37-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/4456-35-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/4456-34-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/4456-32-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/4456-31-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/4456-38-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/1252-46-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/1252-48-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/1252-49-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/1252-51-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/1252-52-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/1252-50-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/1252-47-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/1252-53-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/1252-54-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/5048-63-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/5048-64-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/5048-62-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/5048-65-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/5048-67-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/5048-66-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/5048-68-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/5048-69-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/688-78-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/688-79-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/688-77-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/688-80-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/688-85-0x0000000000C50000-0x000000000119E000-memory.dmp	themida
behavioral2/memory/2180-101-0x0000000000C50000-0x000000000119E000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 7 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

explorku.exeexplorku.exeexplorku.exeexplorku.exeexplorku.exe5ed0f760e6fc2b7d02f85dc1ac055f46fc43cf0fcefc44a27f2942b3e8fb0c43.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	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	5ed0f760e6fc2b7d02f85dc1ac055f46fc43cf0fcefc44a27f2942b3e8fb0c43.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	explorku.exe

Drops file in Windows directory 1 IoCs

Processes:

5ed0f760e6fc2b7d02f85dc1ac055f46fc43cf0fcefc44a27f2942b3e8fb0c43.exe

description ioc process

File created C:\Windows\Tasks\explorku.job 5ed0f760e6fc2b7d02f85dc1ac055f46fc43cf0fcefc44a27f2942b3e8fb0c43.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	5ed0f760e6fc2b7d02f85dc1ac055f46fc43cf0fcefc44a27f2942b3e8fb0c43.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

5ed0f760e6fc2b7d02f85dc1ac055f46fc43cf0fcefc44a27f2942b3e8fb0c43.exe

description	pid	process	target process
PID 1768 wrote to memory of 212	1768	5ed0f760e6fc2b7d02f85dc1ac055f46fc43cf0fcefc44a27f2942b3e8fb0c43.exe	explorku.exe
PID 1768 wrote to memory of 212	1768	5ed0f760e6fc2b7d02f85dc1ac055f46fc43cf0fcefc44a27f2942b3e8fb0c43.exe	explorku.exe
PID 1768 wrote to memory of 212	1768	5ed0f760e6fc2b7d02f85dc1ac055f46fc43cf0fcefc44a27f2942b3e8fb0c43.exe	explorku.exe

C:\Users\Admin\AppData\Local\Temp\5ed0f760e6fc2b7d02f85dc1ac055f46fc43cf0fcefc44a27f2942b3e8fb0c43.exe
"C:\Users\Admin\AppData\Local\Temp\5ed0f760e6fc2b7d02f85dc1ac055f46fc43cf0fcefc44a27f2942b3e8fb0c43.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:1768

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:212

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:4456

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:1252

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:5048

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:688

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:2180

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
3d1f43d1bde15490b0e82ba37445276e

SHA1
2882f75016eb37fa9399fb466c8e307068f4aca4

SHA256
5ed0f760e6fc2b7d02f85dc1ac055f46fc43cf0fcefc44a27f2942b3e8fb0c43

SHA512
31827806e35f867983bab69e1e98c680602e15e3e3e431ceb302dbca2e864896185ee796dfde17bb401bbcf8c4f583ee727afc1a360ecf5e9d020eefbc7b3923

Download Submit
memory/212-20-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/212-19-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/212-21-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/212-25-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/212-24-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/212-26-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/212-18-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/212-22-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/212-23-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/688-78-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/688-85-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/688-80-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/688-79-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/688-77-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/1252-54-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/1252-53-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/1252-50-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/1252-52-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/1252-51-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/1252-47-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/1252-49-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/1252-48-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/1252-46-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/1768-2-0x0000000000C30000-0x000000000117E000-memory.dmp

Filesize
5.3MB

Download
memory/1768-7-0x0000000000C30000-0x000000000117E000-memory.dmp

Filesize
5.3MB

Download
memory/1768-0-0x0000000000C30000-0x000000000117E000-memory.dmp

Filesize
5.3MB

Download
memory/1768-17-0x0000000000C30000-0x000000000117E000-memory.dmp

Filesize
5.3MB

Download
memory/1768-6-0x0000000000C30000-0x000000000117E000-memory.dmp

Filesize
5.3MB

Download
memory/1768-1-0x0000000000C30000-0x000000000117E000-memory.dmp

Filesize
5.3MB

Download
memory/1768-3-0x0000000000C30000-0x000000000117E000-memory.dmp

Filesize
5.3MB

Download
memory/1768-5-0x0000000000C30000-0x000000000117E000-memory.dmp

Filesize
5.3MB

Download
memory/1768-4-0x0000000000C30000-0x000000000117E000-memory.dmp

Filesize
5.3MB

Download
memory/2180-101-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/4456-34-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/4456-32-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/4456-31-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/4456-30-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/4456-33-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/4456-38-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/4456-36-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/4456-37-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/4456-35-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/5048-62-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/5048-69-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/5048-68-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/5048-66-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/5048-67-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/5048-65-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/5048-64-0x0000000000C50000-0x000000000119E000-memory.dmp

Filesize
5.3MB

Download
memory/5048-63-0x0000000000C50000-0x000000000119E000-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