amadey | ada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8

Analysis

max time kernel
147s
max time network
151s
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 18:00

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General

Target

ada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8.exe
Size

1.8MB
MD5

aafde9508ab816316b166a1073224dc8
SHA1

bfedf2944f3981a60bbf493a315532ed54184e94
SHA256

ada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8
SHA512

135a2ae455f28c58d69cef73852bfb57bedb9e4fe74d61f688577e062dec3176170048dc0d7abc99efafbf23f4604455146d0597969bacad1ba45ac46fcd0ca5
SSDEEP

24576:xEfpVW19BcDLQMcEglHPEpN4XB6mOoNzXMYPSzlKC0WZvjNcieMyfwVwrwqnJ9b3:xEPLQzvEpN4XdOoHapKCBmoVwEA710

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 4 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

ada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8.exeexplorti.exeexplorti.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	ada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8.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 8 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

explorti.exeexplorti.exeada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8.exeexplorti.exe

description	ioc	process
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	ada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	ada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8.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

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:

ada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	ada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8.exe

Executes dropped EXE 3 IoCs

Processes:

explorti.exeexplorti.exeexplorti.exe

pid process

2944 explorti.exe
4056 explorti.exe
4672 explorti.exe

pid	process
2944	explorti.exe
4056	explorti.exe
4672	explorti.exe

Identifies Wine through registry keys 2 TTPs 4 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:

ada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8.exeexplorti.exeexplorti.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Wine	ada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8.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 4 IoCs

Processes:

ada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8.exeexplorti.exeexplorti.exeexplorti.exe

pid process

4592 ada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8.exe
2944 explorti.exe
4056 explorti.exe
4672 explorti.exe
Drops file in Windows directory 1 IoCs

Processes:

ada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8.exe

description ioc process

File created C:\Windows\Tasks\explorti.job ada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8.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	ada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

ada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8.exeexplorti.exeexplorti.exeexplorti.exe

pid	process
4592	ada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8.exe
4592	ada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8.exe
2944	explorti.exe
2944	explorti.exe
4056	explorti.exe
4056	explorti.exe
4672	explorti.exe
4672	explorti.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

ada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8.exe

description	pid	process	target process
PID 4592 wrote to memory of 2944	4592	ada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8.exe	explorti.exe
PID 4592 wrote to memory of 2944	4592	ada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8.exe	explorti.exe
PID 4592 wrote to memory of 2944	4592	ada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8.exe	explorti.exe

C:\Users\Admin\AppData\Local\Temp\ada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8.exe
"C:\Users\Admin\AppData\Local\Temp\ada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8.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:4592

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:2944

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:4056

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:4672

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
aafde9508ab816316b166a1073224dc8

SHA1
bfedf2944f3981a60bbf493a315532ed54184e94

SHA256
ada1004cc1a47dcd84892c3d73d826e5e028b243b555af9423b4b8bc5d8f92a8

SHA512
135a2ae455f28c58d69cef73852bfb57bedb9e4fe74d61f688577e062dec3176170048dc0d7abc99efafbf23f4604455146d0597969bacad1ba45ac46fcd0ca5

Download Submit
memory/2944-36-0x00000000006C0000-0x0000000000B82000-memory.dmp

Filesize
4.8MB

Download
memory/2944-43-0x00000000006C0000-0x0000000000B82000-memory.dmp

Filesize
4.8MB

Download
memory/2944-26-0x00000000006C0000-0x0000000000B82000-memory.dmp

Filesize
4.8MB

Download
memory/2944-44-0x00000000006C0000-0x0000000000B82000-memory.dmp

Filesize
4.8MB

Download
memory/2944-42-0x00000000006C0000-0x0000000000B82000-memory.dmp

Filesize
4.8MB

Download
memory/2944-41-0x00000000006C0000-0x0000000000B82000-memory.dmp

Filesize
4.8MB

Download
memory/2944-37-0x00000000006C0000-0x0000000000B82000-memory.dmp

Filesize
4.8MB

Download
memory/2944-19-0x00000000006C1000-0x00000000006EF000-memory.dmp

Filesize
184KB

Download
memory/2944-20-0x00000000006C0000-0x0000000000B82000-memory.dmp

Filesize
4.8MB

Download
memory/2944-21-0x00000000006C0000-0x0000000000B82000-memory.dmp

Filesize
4.8MB

Download
memory/2944-22-0x00000000006C0000-0x0000000000B82000-memory.dmp

Filesize
4.8MB

Download
memory/2944-23-0x00000000006C0000-0x0000000000B82000-memory.dmp

Filesize
4.8MB

Download
memory/2944-24-0x00000000006C0000-0x0000000000B82000-memory.dmp

Filesize
4.8MB

Download
memory/2944-25-0x00000000006C0000-0x0000000000B82000-memory.dmp

Filesize
4.8MB

Download
memory/2944-45-0x00000000006C0000-0x0000000000B82000-memory.dmp

Filesize
4.8MB

Download
memory/2944-35-0x00000000006C0000-0x0000000000B82000-memory.dmp

Filesize
4.8MB

Download
memory/2944-18-0x00000000006C0000-0x0000000000B82000-memory.dmp

Filesize
4.8MB

Download
memory/2944-34-0x00000000006C0000-0x0000000000B82000-memory.dmp

Filesize
4.8MB

Download
memory/2944-33-0x00000000006C0000-0x0000000000B82000-memory.dmp

Filesize
4.8MB

Download
memory/2944-32-0x00000000006C0000-0x0000000000B82000-memory.dmp

Filesize
4.8MB

Download
memory/4056-31-0x00000000006C0000-0x0000000000B82000-memory.dmp

Filesize
4.8MB

Download
memory/4056-30-0x00000000006C0000-0x0000000000B82000-memory.dmp

Filesize
4.8MB

Download
memory/4056-29-0x00000000006C0000-0x0000000000B82000-memory.dmp

Filesize
4.8MB

Download
memory/4056-28-0x00000000006C0000-0x0000000000B82000-memory.dmp

Filesize
4.8MB

Download
memory/4592-2-0x00000000004A1000-0x00000000004CF000-memory.dmp

Filesize
184KB

Download
memory/4592-0-0x00000000004A0000-0x0000000000962000-memory.dmp

Filesize
4.8MB

Download
memory/4592-17-0x00000000004A0000-0x0000000000962000-memory.dmp

Filesize
4.8MB

Download
memory/4592-1-0x0000000077154000-0x0000000077156000-memory.dmp

Filesize
8KB

Download
memory/4592-5-0x00000000004A0000-0x0000000000962000-memory.dmp

Filesize
4.8MB

Download
memory/4592-3-0x00000000004A0000-0x0000000000962000-memory.dmp

Filesize
4.8MB

Download
memory/4672-39-0x00000000006C0000-0x0000000000B82000-memory.dmp

Filesize
4.8MB

Download
memory/4672-40-0x00000000006C0000-0x0000000000B82000-memory.dmp

Filesize
4.8MB

Download