amadey | 9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3

Analysis

max time kernel
145s
max time network
120s
platform
windows11-21h2_x64
resource
win11-20240611-en
resource tags

arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system
submitted
29-06-2024 13:00

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General

Target

9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3.exe
Size

1.8MB
MD5

5ff7373af13ee3d70e1dc13b7e7d8853
SHA1

1992250c60a364eb7a284de1472fc10d66861b25
SHA256

9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3
SHA512

6c0ba200d64041d7e04c45d378dbbf1c8134d87bef6dda8f3534bac4c79c89a982a98451d60fde2f29233f578e86411ab7c6b5593f1f16f022d8a40c7636cee5
SSDEEP

49152:7r5EE69+xaJ2EOLC13wG7zeFa5Mq19mQQSlCzu7V6GhaLGhrbn4:7b69IaJlNAiz55Mq0GlgGV6Gha4b

Score

10^/10

amadey 4dd39d evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.30

Botnet

4dd39d

http://77.91.77.82

Attributes

install_dir
ad40971b6b
install_file
explorti.exe
strings_key
a434973ad22def7137dbb5e059b7081e
url_paths
/Hun4Ko/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:

explorti.exe9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3.exeexplorti.exeexplorti.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.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:

9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3.exeexplorti.exeexplorti.exeexplorti.exeexplorti.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorti.exe

Executes dropped EXE 4 IoCs

Processes:

explorti.exeexplorti.exeexplorti.exeexplorti.exe

pid process

4644 explorti.exe
3700 explorti.exe
4320 explorti.exe
4416 explorti.exe

pid	process
4644	explorti.exe
3700	explorti.exe
4320	explorti.exe
4416	explorti.exe

Identifies Wine through registry keys 2 TTPs 5 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3.exeexplorti.exeexplorti.exeexplorti.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1560405787-796225086-678739705-1000\Software\Wine	9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3.exe
Key opened	\REGISTRY\USER\S-1-5-21-1560405787-796225086-678739705-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1560405787-796225086-678739705-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1560405787-796225086-678739705-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1560405787-796225086-678739705-1000\Software\Wine	explorti.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

Processes:

9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3.exeexplorti.exeexplorti.exeexplorti.exeexplorti.exe

pid process

2808 9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3.exe
4644 explorti.exe
3700 explorti.exe
4320 explorti.exe
4416 explorti.exe
Drops file in Windows directory 1 IoCs

Processes:

9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3.exe

description ioc process

File created C:\Windows\Tasks\explorti.job 9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3.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\explorti.job	9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3.exeexplorti.exeexplorti.exeexplorti.exeexplorti.exe

pid	process
2808	9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3.exe
2808	9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3.exe
4644	explorti.exe
4644	explorti.exe
3700	explorti.exe
3700	explorti.exe
4320	explorti.exe
4320	explorti.exe
4416	explorti.exe
4416	explorti.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3.exe

pid process

2808 9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3.exe

description	pid	process	target process
PID 2808 wrote to memory of 4644	2808	9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3.exe	explorti.exe
PID 2808 wrote to memory of 4644	2808	9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3.exe	explorti.exe
PID 2808 wrote to memory of 4644	2808	9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3.exe	explorti.exe

C:\Users\Admin\AppData\Local\Temp\9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3.exe
"C:\Users\Admin\AppData\Local\Temp\9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2808

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
"C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe"
2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:4644

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:3700

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:4320

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:4416

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
Filesize
1.8MB

MD5
5ff7373af13ee3d70e1dc13b7e7d8853

SHA1
1992250c60a364eb7a284de1472fc10d66861b25

SHA256
9d10ba76e49bb896679390d5d684fd362f21cb758e3aa88bfcebc01f74c33aa3

SHA512
6c0ba200d64041d7e04c45d378dbbf1c8134d87bef6dda8f3534bac4c79c89a982a98451d60fde2f29233f578e86411ab7c6b5593f1f16f022d8a40c7636cee5

Download Submit
memory/2808-1-0x00000000778D6000-0x00000000778D8000-memory.dmp

Filesize
8KB

Download
memory/2808-2-0x0000000000C31000-0x0000000000C5F000-memory.dmp

Filesize
184KB

Download
memory/2808-3-0x0000000000C30000-0x00000000010EE000-memory.dmp

Filesize
4.7MB

Download
memory/2808-5-0x0000000000C30000-0x00000000010EE000-memory.dmp

Filesize
4.7MB

Download
memory/2808-0-0x0000000000C30000-0x00000000010EE000-memory.dmp

Filesize
4.7MB

Download
memory/2808-18-0x0000000000C30000-0x00000000010EE000-memory.dmp

Filesize
4.7MB

Download
memory/3700-26-0x0000000000270000-0x000000000072E000-memory.dmp

Filesize
4.7MB

Download
memory/3700-28-0x0000000000270000-0x000000000072E000-memory.dmp

Filesize
4.7MB

Download
memory/3700-27-0x0000000000270000-0x000000000072E000-memory.dmp

Filesize
4.7MB

Download
memory/4320-37-0x0000000000270000-0x000000000072E000-memory.dmp

Filesize
4.7MB

Download
memory/4416-45-0x0000000000270000-0x000000000072E000-memory.dmp

Filesize
4.7MB

Download
memory/4644-33-0x0000000000270000-0x000000000072E000-memory.dmp

Filesize
4.7MB

Download
memory/4644-42-0x0000000000270000-0x000000000072E000-memory.dmp

Filesize
4.7MB

Download
memory/4644-25-0x0000000000270000-0x000000000072E000-memory.dmp

Filesize
4.7MB

Download
memory/4644-20-0x0000000000270000-0x000000000072E000-memory.dmp

Filesize
4.7MB

Download
memory/4644-19-0x0000000000271000-0x000000000029F000-memory.dmp

Filesize
184KB

Download
memory/4644-29-0x0000000000270000-0x000000000072E000-memory.dmp

Filesize
4.7MB

Download
memory/4644-30-0x0000000000270000-0x000000000072E000-memory.dmp

Filesize
4.7MB

Download
memory/4644-34-0x0000000000270000-0x000000000072E000-memory.dmp

Filesize
4.7MB

Download
memory/4644-23-0x0000000000270000-0x000000000072E000-memory.dmp

Filesize
4.7MB

Download
memory/4644-21-0x0000000000270000-0x000000000072E000-memory.dmp

Filesize
4.7MB

Download
memory/4644-31-0x0000000000270000-0x000000000072E000-memory.dmp

Filesize
4.7MB

Download
memory/4644-36-0x0000000000270000-0x000000000072E000-memory.dmp

Filesize
4.7MB

Download
memory/4644-16-0x0000000000270000-0x000000000072E000-memory.dmp

Filesize
4.7MB

Download
memory/4644-38-0x0000000000270000-0x000000000072E000-memory.dmp

Filesize
4.7MB

Download
memory/4644-39-0x0000000000270000-0x000000000072E000-memory.dmp

Filesize
4.7MB

Download
memory/4644-40-0x0000000000270000-0x000000000072E000-memory.dmp

Filesize
4.7MB

Download
memory/4644-41-0x0000000000270000-0x000000000072E000-memory.dmp

Filesize
4.7MB

Download
memory/4644-22-0x0000000000270000-0x000000000072E000-memory.dmp

Filesize
4.7MB

Download
memory/4644-43-0x0000000000270000-0x000000000072E000-memory.dmp

Filesize
4.7MB

Download
memory/4644-32-0x0000000000270000-0x000000000072E000-memory.dmp

Filesize
4.7MB

Download