amadey | 2309964030b5583ffbe771af7eafd7f02e7a1b4ccd623fa58f4995ca1c2a48bc

General

Target

2309964030b5583ffbe771af7eafd7f02e7a1b4ccd623fa58f4995ca1c2a48bc.exe
Size

1.8MB
MD5

cb875f13d906c4a4042659b8c4dcec97
SHA1

a352c9ecdaad51311a96235232669d74c5c07794
SHA256

2309964030b5583ffbe771af7eafd7f02e7a1b4ccd623fa58f4995ca1c2a48bc
SHA512

366a6ff42be20ec4c4e190decd6973eb2b3293a9920f87c270688c069129ac73acaf5c547d56a0c21aee239717cf86e6cfc22e10024972dcb9dd144b52f9263b
SSDEEP

49152:4rDrZdMc8+eFFko0SiAsIIdn9o9IKuTvZgFIaTg:MZdMc817kDZAs9k9jnq

Score

10^/10

amadey 4dd39d discovery evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.30

Botnet

4dd39d

C2

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
Amadey family
amadey

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	2309964030b5583ffbe771af7eafd7f02e7a1b4ccd623fa58f4995ca1c2a48bc.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe

Checks BIOS information in registry 2 TTPs 4 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
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	2309964030b5583ffbe771af7eafd7f02e7a1b4ccd623fa58f4995ca1c2a48bc.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	2309964030b5583ffbe771af7eafd7f02e7a1b4ccd623fa58f4995ca1c2a48bc.exe

Executes dropped EXE 1 IoCs

pid	Process
2904	explorti.exe

Identifies Wine through registry keys 2 TTPs 2 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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	2309964030b5583ffbe771af7eafd7f02e7a1b4ccd623fa58f4995ca1c2a48bc.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	explorti.exe

Loads dropped DLL 1 IoCs

pid	Process
1732	2309964030b5583ffbe771af7eafd7f02e7a1b4ccd623fa58f4995ca1c2a48bc.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1732	2309964030b5583ffbe771af7eafd7f02e7a1b4ccd623fa58f4995ca1c2a48bc.exe
2904	explorti.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\explorti.job	2309964030b5583ffbe771af7eafd7f02e7a1b4ccd623fa58f4995ca1c2a48bc.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2309964030b5583ffbe771af7eafd7f02e7a1b4ccd623fa58f4995ca1c2a48bc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorti.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1732	2309964030b5583ffbe771af7eafd7f02e7a1b4ccd623fa58f4995ca1c2a48bc.exe
2904	explorti.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1732	2309964030b5583ffbe771af7eafd7f02e7a1b4ccd623fa58f4995ca1c2a48bc.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1732 wrote to memory of 2904	1732	2309964030b5583ffbe771af7eafd7f02e7a1b4ccd623fa58f4995ca1c2a48bc.exe	31
PID 1732 wrote to memory of 2904	1732	2309964030b5583ffbe771af7eafd7f02e7a1b4ccd623fa58f4995ca1c2a48bc.exe	31
PID 1732 wrote to memory of 2904	1732	2309964030b5583ffbe771af7eafd7f02e7a1b4ccd623fa58f4995ca1c2a48bc.exe	31
PID 1732 wrote to memory of 2904	1732	2309964030b5583ffbe771af7eafd7f02e7a1b4ccd623fa58f4995ca1c2a48bc.exe	31

C:\Users\Admin\AppData\Local\Temp\2309964030b5583ffbe771af7eafd7f02e7a1b4ccd623fa58f4995ca1c2a48bc.exe
"C:\Users\Admin\AppData\Local\Temp\2309964030b5583ffbe771af7eafd7f02e7a1b4ccd623fa58f4995ca1c2a48bc.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1732
- 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
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2904

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

2

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
1.8MB

MD5
cb875f13d906c4a4042659b8c4dcec97

SHA1
a352c9ecdaad51311a96235232669d74c5c07794

SHA256
2309964030b5583ffbe771af7eafd7f02e7a1b4ccd623fa58f4995ca1c2a48bc

SHA512
366a6ff42be20ec4c4e190decd6973eb2b3293a9920f87c270688c069129ac73acaf5c547d56a0c21aee239717cf86e6cfc22e10024972dcb9dd144b52f9263b

Download Submit
memory/1732-17-0x0000000001180000-0x0000000001647000-memory.dmp

Filesize
4.8MB

Download
memory/1732-1-0x0000000077460000-0x0000000077462000-memory.dmp

Filesize
8KB

Download
memory/1732-2-0x0000000001181000-0x00000000011AF000-memory.dmp

Filesize
184KB

Download
memory/1732-3-0x0000000001180000-0x0000000001647000-memory.dmp

Filesize
4.8MB

Download
memory/1732-4-0x0000000001180000-0x0000000001647000-memory.dmp

Filesize
4.8MB

Download
memory/1732-6-0x0000000001180000-0x0000000001647000-memory.dmp

Filesize
4.8MB

Download
memory/1732-15-0x00000000063A0000-0x0000000006867000-memory.dmp

Filesize
4.8MB

Download
memory/1732-0-0x0000000001180000-0x0000000001647000-memory.dmp

Filesize
4.8MB

Download
memory/2904-25-0x0000000001130000-0x00000000015F7000-memory.dmp

Filesize
4.8MB

Download
memory/2904-29-0x0000000001130000-0x00000000015F7000-memory.dmp

Filesize
4.8MB

Download
memory/2904-19-0x0000000001130000-0x00000000015F7000-memory.dmp

Filesize
4.8MB

Download
memory/2904-21-0x0000000001130000-0x00000000015F7000-memory.dmp

Filesize
4.8MB

Download
memory/2904-22-0x0000000001130000-0x00000000015F7000-memory.dmp

Filesize
4.8MB

Download
memory/2904-23-0x0000000001130000-0x00000000015F7000-memory.dmp

Filesize
4.8MB

Download
memory/2904-24-0x0000000001130000-0x00000000015F7000-memory.dmp

Filesize
4.8MB

Download
memory/2904-16-0x0000000001130000-0x00000000015F7000-memory.dmp

Filesize
4.8MB

Download
memory/2904-26-0x0000000001130000-0x00000000015F7000-memory.dmp

Filesize
4.8MB

Download
memory/2904-27-0x0000000001130000-0x00000000015F7000-memory.dmp

Filesize
4.8MB

Download
memory/2904-28-0x0000000001130000-0x00000000015F7000-memory.dmp

Filesize
4.8MB

Download
memory/2904-18-0x0000000001130000-0x00000000015F7000-memory.dmp

Filesize
4.8MB

Download
memory/2904-30-0x0000000001130000-0x00000000015F7000-memory.dmp

Filesize
4.8MB

Download
memory/2904-31-0x0000000001130000-0x00000000015F7000-memory.dmp

Filesize
4.8MB

Download
memory/2904-32-0x0000000001130000-0x00000000015F7000-memory.dmp

Filesize
4.8MB

Download
memory/2904-33-0x0000000001130000-0x00000000015F7000-memory.dmp

Filesize
4.8MB

Download
memory/2904-34-0x0000000001130000-0x00000000015F7000-memory.dmp

Filesize
4.8MB

Download
memory/2904-35-0x0000000001130000-0x00000000015F7000-memory.dmp

Filesize
4.8MB

Download
memory/2904-36-0x0000000001130000-0x00000000015F7000-memory.dmp

Filesize
4.8MB

Download
memory/2904-37-0x0000000001130000-0x00000000015F7000-memory.dmp

Filesize
4.8MB

Download
memory/2904-38-0x0000000001130000-0x00000000015F7000-memory.dmp

Filesize
4.8MB

Download
memory/2904-39-0x0000000001130000-0x00000000015F7000-memory.dmp

Filesize
4.8MB

Download
memory/2904-40-0x0000000001130000-0x00000000015F7000-memory.dmp

Filesize
4.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads