amadey | 62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317

Analysis

max time kernel
144s
max time network
51s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
29-06-2024 22:00

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe
Size

1.8MB
MD5

b2025d4ecfad6230593505797daa1424
SHA1

d498240e4d56e94f3fb3b4819d7b6b8a153f101e
SHA256

62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317
SHA512

9389538f722a9a7217df3d4d8a5a8708ddaf00d4fdb0dea861b35eecd755e53d0afa7c96c885ce15aa5dedb254466741488b1d12c85266a3e8816a785fa63f79
SSDEEP

49152:GlVVQYfzo2l1T4gkTBhHtBITOj3nkhuuV:yLrbD4DTH7JnkhZV

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:

62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exeexplorti.exeexplorti.exeexplorti.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.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
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:

explorti.exeexplorti.exeexplorti.exe62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exeexplorti.exe

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\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.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

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:

62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe

Executes dropped EXE 4 IoCs

Processes:

explorti.exeexplorti.exeexplorti.exeexplorti.exe

pid process

4032 explorti.exe
400 explorti.exe
5108 explorti.exe
1360 explorti.exe

pid	process
4032	explorti.exe
400	explorti.exe
5108	explorti.exe
1360	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:

explorti.exe62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exeexplorti.exeexplorti.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Wine	62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe
Key opened	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Wine	explorti.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

Processes:

62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exeexplorti.exeexplorti.exeexplorti.exeexplorti.exe

pid process

4812 62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe
4032 explorti.exe
400 explorti.exe
5108 explorti.exe
1360 explorti.exe
Drops file in Windows directory 1 IoCs

Processes:

62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe

description ioc process

File created C:\Windows\Tasks\explorti.job 62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.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	62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exeexplorti.exeexplorti.exeexplorti.exeexplorti.exe

pid	process
4812	62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe
4812	62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe
4032	explorti.exe
4032	explorti.exe
400	explorti.exe
400	explorti.exe
5108	explorti.exe
5108	explorti.exe
1360	explorti.exe
1360	explorti.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe

description	pid	process	target process
PID 4812 wrote to memory of 4032	4812	62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe	explorti.exe
PID 4812 wrote to memory of 4032	4812	62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe	explorti.exe
PID 4812 wrote to memory of 4032	4812	62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe	explorti.exe

C:\Users\Admin\AppData\Local\Temp\62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe
"C:\Users\Admin\AppData\Local\Temp\62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4812

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:4032

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:400

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:5108

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:1360

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

Replay Monitor

Loading Replay Monitor...

Downloads

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

MD5
b2025d4ecfad6230593505797daa1424

SHA1
d498240e4d56e94f3fb3b4819d7b6b8a153f101e

SHA256
62a1de50c5a45935f8cb9acf5d1e0a393748b78f075fabced15c97598d31d317

SHA512
9389538f722a9a7217df3d4d8a5a8708ddaf00d4fdb0dea861b35eecd755e53d0afa7c96c885ce15aa5dedb254466741488b1d12c85266a3e8816a785fa63f79

Download Submit
memory/400-26-0x00000000005A0000-0x0000000000A43000-memory.dmp

Filesize
4.6MB

Download
memory/400-29-0x00000000005A0000-0x0000000000A43000-memory.dmp

Filesize
4.6MB

Download
memory/400-28-0x00000000005A0000-0x0000000000A43000-memory.dmp

Filesize
4.6MB

Download
memory/1360-49-0x00000000005A0000-0x0000000000A43000-memory.dmp

Filesize
4.6MB

Download
memory/1360-47-0x00000000005A0000-0x0000000000A43000-memory.dmp

Filesize
4.6MB

Download
memory/4032-19-0x00000000005A1000-0x00000000005CF000-memory.dmp

Filesize
184KB

Download
memory/4032-31-0x00000000005A0000-0x0000000000A43000-memory.dmp

Filesize
4.6MB

Download
memory/4032-46-0x00000000005A0000-0x0000000000A43000-memory.dmp

Filesize
4.6MB

Download
memory/4032-20-0x00000000005A0000-0x0000000000A43000-memory.dmp

Filesize
4.6MB

Download
memory/4032-21-0x00000000005A0000-0x0000000000A43000-memory.dmp

Filesize
4.6MB

Download
memory/4032-22-0x00000000005A0000-0x0000000000A43000-memory.dmp

Filesize
4.6MB

Download
memory/4032-23-0x00000000005A0000-0x0000000000A43000-memory.dmp

Filesize
4.6MB

Download
memory/4032-24-0x00000000005A0000-0x0000000000A43000-memory.dmp

Filesize
4.6MB

Download
memory/4032-18-0x00000000005A0000-0x0000000000A43000-memory.dmp

Filesize
4.6MB

Download
memory/4032-27-0x00000000005A0000-0x0000000000A43000-memory.dmp

Filesize
4.6MB

Download
memory/4032-44-0x00000000005A0000-0x0000000000A43000-memory.dmp

Filesize
4.6MB

Download
memory/4032-43-0x00000000005A0000-0x0000000000A43000-memory.dmp

Filesize
4.6MB

Download
memory/4032-30-0x00000000005A0000-0x0000000000A43000-memory.dmp

Filesize
4.6MB

Download
memory/4032-42-0x00000000005A0000-0x0000000000A43000-memory.dmp

Filesize
4.6MB

Download
memory/4032-32-0x00000000005A0000-0x0000000000A43000-memory.dmp

Filesize
4.6MB

Download
memory/4032-33-0x00000000005A0000-0x0000000000A43000-memory.dmp

Filesize
4.6MB

Download
memory/4032-34-0x00000000005A0000-0x0000000000A43000-memory.dmp

Filesize
4.6MB

Download
memory/4032-41-0x00000000005A0000-0x0000000000A43000-memory.dmp

Filesize
4.6MB

Download
memory/4032-36-0x00000000005A0000-0x0000000000A43000-memory.dmp

Filesize
4.6MB

Download
memory/4032-40-0x00000000005A0000-0x0000000000A43000-memory.dmp

Filesize
4.6MB

Download
memory/4812-17-0x00000000004A0000-0x0000000000943000-memory.dmp

Filesize
4.6MB

Download
memory/4812-3-0x00000000004A0000-0x0000000000943000-memory.dmp

Filesize
4.6MB

Download
memory/4812-5-0x00000000004A0000-0x0000000000943000-memory.dmp

Filesize
4.6MB

Download
memory/4812-0-0x00000000004A0000-0x0000000000943000-memory.dmp

Filesize
4.6MB

Download
memory/4812-2-0x00000000004A1000-0x00000000004CF000-memory.dmp

Filesize
184KB

Download
memory/4812-1-0x0000000077224000-0x0000000077226000-memory.dmp

Filesize
8KB

Download
memory/5108-39-0x00000000005A0000-0x0000000000A43000-memory.dmp

Filesize
4.6MB

Download
memory/5108-37-0x00000000005A0000-0x0000000000A43000-memory.dmp

Filesize
4.6MB

Download