amadey | ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88

Analysis

max time kernel
144s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
02-07-2024 13:29

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General

Target

ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88.exe
Size

1.9MB
MD5

6736102416370f08e14b120d5410fa2c
SHA1

c24afec979ab51111f7e5320229ea75e8b67ed35
SHA256

ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88
SHA512

afd754deeb9513b3c7c356b9c891c43e4b5db1b214b222a5037219c831dfa34f8676aeb977e0a254e87627a4fd2ecc3ce701a540b6d635fdd90c164507041b04
SSDEEP

49152:5KUUooIdqmOz5xHgj7fy/hpZvgp0uWMKKjoAQEJT9A7:jlqlxHb94p0uWMKdJEnA7

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:

ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88.exeexplorti.exeexplorti.exeexplorti.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88.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.exeexplorti.exeff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88.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\VideoBiosVersion	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:

ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation	ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88.exe

Executes dropped EXE 4 IoCs

Processes:

explorti.exeexplorti.exeexplorti.exeexplorti.exe

pid process

3360 explorti.exe
4072 explorti.exe
4572 explorti.exe
1764 explorti.exe

pid	process
3360	explorti.exe
4072	explorti.exe
4572	explorti.exe
1764	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.exeff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88.exeexplorti.exeexplorti.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Wine	ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88.exe
Key opened	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Wine	explorti.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

Processes:

ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88.exeexplorti.exeexplorti.exeexplorti.exeexplorti.exe

pid process

1636 ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88.exe
3360 explorti.exe
4072 explorti.exe
4572 explorti.exe
1764 explorti.exe
Drops file in Windows directory 1 IoCs

Processes:

ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88.exe

description ioc process

File created C:\Windows\Tasks\explorti.job ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88.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	ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88.exeexplorti.exeexplorti.exeexplorti.exeexplorti.exe

pid	process
1636	ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88.exe
1636	ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88.exe
3360	explorti.exe
3360	explorti.exe
4072	explorti.exe
4072	explorti.exe
4572	explorti.exe
4572	explorti.exe
1764	explorti.exe
1764	explorti.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88.exe

pid process

1636 ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88.exe

description	pid	process	target process
PID 1636 wrote to memory of 3360	1636	ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88.exe	explorti.exe
PID 1636 wrote to memory of 3360	1636	ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88.exe	explorti.exe
PID 1636 wrote to memory of 3360	1636	ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88.exe	explorti.exe

C:\Users\Admin\AppData\Local\Temp\ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88.exe
"C:\Users\Admin\AppData\Local\Temp\ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88.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 FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1636

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:3360

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4488,i,13035806169561352434,1332896185314862791,262144 --variations-seed-version --mojo-platform-channel-handle=4040 /prefetch:8
1⤵
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:4072

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:4572

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:1764

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
Filesize
1.9MB

MD5
6736102416370f08e14b120d5410fa2c

SHA1
c24afec979ab51111f7e5320229ea75e8b67ed35

SHA256
ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88

SHA512
afd754deeb9513b3c7c356b9c891c43e4b5db1b214b222a5037219c831dfa34f8676aeb977e0a254e87627a4fd2ecc3ce701a540b6d635fdd90c164507041b04

Download Submit
memory/1636-0-0x0000000000020000-0x00000000004F0000-memory.dmp

Filesize
4.8MB

Download
memory/1636-1-0x0000000077184000-0x0000000077186000-memory.dmp

Filesize
8KB

Download
memory/1636-2-0x0000000000021000-0x000000000004F000-memory.dmp

Filesize
184KB

Download
memory/1636-3-0x0000000000020000-0x00000000004F0000-memory.dmp

Filesize
4.8MB

Download
memory/1636-5-0x0000000000020000-0x00000000004F0000-memory.dmp

Filesize
4.8MB

Download
memory/1636-17-0x0000000000020000-0x00000000004F0000-memory.dmp

Filesize
4.8MB

Download
memory/1764-45-0x00000000005F0000-0x0000000000AC0000-memory.dmp

Filesize
4.8MB

Download
memory/3360-28-0x00000000005F0000-0x0000000000AC0000-memory.dmp

Filesize
4.8MB

Download
memory/3360-33-0x00000000005F0000-0x0000000000AC0000-memory.dmp

Filesize
4.8MB

Download
memory/3360-21-0x00000000005F0000-0x0000000000AC0000-memory.dmp

Filesize
4.8MB

Download
memory/3360-47-0x00000000005F0000-0x0000000000AC0000-memory.dmp

Filesize
4.8MB

Download
memory/3360-46-0x00000000005F0000-0x0000000000AC0000-memory.dmp

Filesize
4.8MB

Download
memory/3360-18-0x00000000005F0000-0x0000000000AC0000-memory.dmp

Filesize
4.8MB

Download
memory/3360-43-0x00000000005F0000-0x0000000000AC0000-memory.dmp

Filesize
4.8MB

Download
memory/3360-27-0x00000000005F0000-0x0000000000AC0000-memory.dmp

Filesize
4.8MB

Download
memory/3360-19-0x00000000005F1000-0x000000000061F000-memory.dmp

Filesize
184KB

Download
memory/3360-29-0x00000000005F0000-0x0000000000AC0000-memory.dmp

Filesize
4.8MB

Download
memory/3360-30-0x00000000005F0000-0x0000000000AC0000-memory.dmp

Filesize
4.8MB

Download
memory/3360-31-0x00000000005F0000-0x0000000000AC0000-memory.dmp

Filesize
4.8MB

Download
memory/3360-32-0x00000000005F0000-0x0000000000AC0000-memory.dmp

Filesize
4.8MB

Download
memory/3360-20-0x00000000005F0000-0x0000000000AC0000-memory.dmp

Filesize
4.8MB

Download
memory/3360-34-0x00000000005F0000-0x0000000000AC0000-memory.dmp

Filesize
4.8MB

Download
memory/3360-42-0x00000000005F0000-0x0000000000AC0000-memory.dmp

Filesize
4.8MB

Download
memory/3360-41-0x00000000005F0000-0x0000000000AC0000-memory.dmp

Filesize
4.8MB

Download
memory/3360-38-0x00000000005F0000-0x0000000000AC0000-memory.dmp

Filesize
4.8MB

Download
memory/3360-39-0x00000000005F0000-0x0000000000AC0000-memory.dmp

Filesize
4.8MB

Download
memory/3360-40-0x00000000005F0000-0x0000000000AC0000-memory.dmp

Filesize
4.8MB

Download
memory/4072-26-0x00000000005F0000-0x0000000000AC0000-memory.dmp

Filesize
4.8MB

Download
memory/4072-25-0x00000000005F0000-0x0000000000AC0000-memory.dmp

Filesize
4.8MB

Download
memory/4072-24-0x00000000005F0000-0x0000000000AC0000-memory.dmp

Filesize
4.8MB

Download
memory/4072-23-0x00000000005F0000-0x0000000000AC0000-memory.dmp

Filesize
4.8MB

Download
memory/4572-37-0x00000000005F0000-0x0000000000AC0000-memory.dmp

Filesize
4.8MB

Download
memory/4572-36-0x00000000005F0000-0x0000000000AC0000-memory.dmp

Filesize
4.8MB

Download