amadey | 3ce55a749963b0ebce87b5ac9d81e5b2c92e8253db8faee50f071e9eb2a5ddb3

Analysis

max time kernel
144s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
30-06-2024 03:18

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General

Target

68c00e3bb99dd666c421c6fd6b384ff5641ead666c44936d8e84a9075ff79819.exe
Size

1.8MB
MD5

a562c59e3a4d9be348d5581d23e483db
SHA1

7ad7d204946cef1a528064b8b2dfee70402684bc
SHA256

68c00e3bb99dd666c421c6fd6b384ff5641ead666c44936d8e84a9075ff79819
SHA512

f1206f6ac50197eb50aa59b482c8921d383eb0586b19611d572387424c20445ce5a06c021188392e0e8d3d99fabf32c6bedbd5446f0a529aa1630a77f709f6b1
SSDEEP

49152:ebJVjnY8vUfiefXca+t2ylwSraL+fIawpaXMv:kO8vUKe3aaqgac

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:

explorti.exe68c00e3bb99dd666c421c6fd6b384ff5641ead666c44936d8e84a9075ff79819.exeexplorti.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorti.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	68c00e3bb99dd666c421c6fd6b384ff5641ead666c44936d8e84a9075ff79819.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:

68c00e3bb99dd666c421c6fd6b384ff5641ead666c44936d8e84a9075ff79819.exeexplorti.exeexplorti.exeexplorti.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	68c00e3bb99dd666c421c6fd6b384ff5641ead666c44936d8e84a9075ff79819.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\VideoBiosVersion	explorti.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	68c00e3bb99dd666c421c6fd6b384ff5641ead666c44936d8e84a9075ff79819.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:

68c00e3bb99dd666c421c6fd6b384ff5641ead666c44936d8e84a9075ff79819.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation	68c00e3bb99dd666c421c6fd6b384ff5641ead666c44936d8e84a9075ff79819.exe

Executes dropped EXE 3 IoCs

Processes:

explorti.exeexplorti.exeexplorti.exe

pid process

1848 explorti.exe
4644 explorti.exe
2380 explorti.exe

pid	process
1848	explorti.exe
4644	explorti.exe
2380	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:

68c00e3bb99dd666c421c6fd6b384ff5641ead666c44936d8e84a9075ff79819.exeexplorti.exeexplorti.exeexplorti.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Wine	68c00e3bb99dd666c421c6fd6b384ff5641ead666c44936d8e84a9075ff79819.exe
Key opened	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Wine	explorti.exe
Key opened	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Wine	explorti.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

Processes:

68c00e3bb99dd666c421c6fd6b384ff5641ead666c44936d8e84a9075ff79819.exeexplorti.exeexplorti.exeexplorti.exe

pid process

1984 68c00e3bb99dd666c421c6fd6b384ff5641ead666c44936d8e84a9075ff79819.exe
1848 explorti.exe
4644 explorti.exe
2380 explorti.exe
Drops file in Windows directory 1 IoCs

Processes:

68c00e3bb99dd666c421c6fd6b384ff5641ead666c44936d8e84a9075ff79819.exe

description ioc process

File created C:\Windows\Tasks\explorti.job 68c00e3bb99dd666c421c6fd6b384ff5641ead666c44936d8e84a9075ff79819.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	68c00e3bb99dd666c421c6fd6b384ff5641ead666c44936d8e84a9075ff79819.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

68c00e3bb99dd666c421c6fd6b384ff5641ead666c44936d8e84a9075ff79819.exeexplorti.exeexplorti.exeexplorti.exe

pid	process
1984	68c00e3bb99dd666c421c6fd6b384ff5641ead666c44936d8e84a9075ff79819.exe
1984	68c00e3bb99dd666c421c6fd6b384ff5641ead666c44936d8e84a9075ff79819.exe
1848	explorti.exe
1848	explorti.exe
4644	explorti.exe
4644	explorti.exe
2380	explorti.exe
2380	explorti.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

68c00e3bb99dd666c421c6fd6b384ff5641ead666c44936d8e84a9075ff79819.exe

description	pid	process	target process
PID 1984 wrote to memory of 1848	1984	68c00e3bb99dd666c421c6fd6b384ff5641ead666c44936d8e84a9075ff79819.exe	explorti.exe
PID 1984 wrote to memory of 1848	1984	68c00e3bb99dd666c421c6fd6b384ff5641ead666c44936d8e84a9075ff79819.exe	explorti.exe
PID 1984 wrote to memory of 1848	1984	68c00e3bb99dd666c421c6fd6b384ff5641ead666c44936d8e84a9075ff79819.exe	explorti.exe

C:\Users\Admin\AppData\Local\Temp\68c00e3bb99dd666c421c6fd6b384ff5641ead666c44936d8e84a9075ff79819.exe
"C:\Users\Admin\AppData\Local\Temp\68c00e3bb99dd666c421c6fd6b384ff5641ead666c44936d8e84a9075ff79819.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:1984

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:1848

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: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:2380

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
a562c59e3a4d9be348d5581d23e483db

SHA1
7ad7d204946cef1a528064b8b2dfee70402684bc

SHA256
68c00e3bb99dd666c421c6fd6b384ff5641ead666c44936d8e84a9075ff79819

SHA512
f1206f6ac50197eb50aa59b482c8921d383eb0586b19611d572387424c20445ce5a06c021188392e0e8d3d99fabf32c6bedbd5446f0a529aa1630a77f709f6b1

Download Submit
memory/1848-27-0x0000000000820000-0x0000000000CD8000-memory.dmp

Filesize
4.7MB

Download
memory/1848-44-0x0000000000820000-0x0000000000CD8000-memory.dmp

Filesize
4.7MB

Download
memory/1848-26-0x0000000000820000-0x0000000000CD8000-memory.dmp

Filesize
4.7MB

Download
memory/1848-45-0x0000000000820000-0x0000000000CD8000-memory.dmp

Filesize
4.7MB

Download
memory/1848-40-0x0000000000820000-0x0000000000CD8000-memory.dmp

Filesize
4.7MB

Download
memory/1848-39-0x0000000000820000-0x0000000000CD8000-memory.dmp

Filesize
4.7MB

Download
memory/1848-28-0x0000000000820000-0x0000000000CD8000-memory.dmp

Filesize
4.7MB

Download
memory/1848-19-0x0000000000821000-0x000000000084F000-memory.dmp

Filesize
184KB

Download
memory/1848-20-0x0000000000820000-0x0000000000CD8000-memory.dmp

Filesize
4.7MB

Download
memory/1848-21-0x0000000000820000-0x0000000000CD8000-memory.dmp

Filesize
4.7MB

Download
memory/1848-22-0x0000000000820000-0x0000000000CD8000-memory.dmp

Filesize
4.7MB

Download
memory/1848-23-0x0000000000820000-0x0000000000CD8000-memory.dmp

Filesize
4.7MB

Download
memory/1848-24-0x0000000000820000-0x0000000000CD8000-memory.dmp

Filesize
4.7MB

Download
memory/1848-25-0x0000000000820000-0x0000000000CD8000-memory.dmp

Filesize
4.7MB

Download
memory/1848-46-0x0000000000820000-0x0000000000CD8000-memory.dmp

Filesize
4.7MB

Download
memory/1848-38-0x0000000000820000-0x0000000000CD8000-memory.dmp

Filesize
4.7MB

Download
memory/1848-18-0x0000000000820000-0x0000000000CD8000-memory.dmp

Filesize
4.7MB

Download
memory/1848-37-0x0000000000820000-0x0000000000CD8000-memory.dmp

Filesize
4.7MB

Download
memory/1848-36-0x0000000000820000-0x0000000000CD8000-memory.dmp

Filesize
4.7MB

Download
memory/1848-35-0x0000000000820000-0x0000000000CD8000-memory.dmp

Filesize
4.7MB

Download
memory/1984-2-0x00000000001E1000-0x000000000020F000-memory.dmp

Filesize
184KB

Download
memory/1984-17-0x00000000001E0000-0x0000000000698000-memory.dmp

Filesize
4.7MB

Download
memory/1984-1-0x0000000077C64000-0x0000000077C66000-memory.dmp

Filesize
8KB

Download
memory/1984-0-0x00000000001E0000-0x0000000000698000-memory.dmp

Filesize
4.7MB

Download
memory/1984-5-0x00000000001E0000-0x0000000000698000-memory.dmp

Filesize
4.7MB

Download
memory/1984-3-0x00000000001E0000-0x0000000000698000-memory.dmp

Filesize
4.7MB

Download
memory/2380-42-0x0000000000820000-0x0000000000CD8000-memory.dmp

Filesize
4.7MB

Download
memory/2380-43-0x0000000000820000-0x0000000000CD8000-memory.dmp

Filesize
4.7MB

Download
memory/4644-34-0x0000000000820000-0x0000000000CD8000-memory.dmp

Filesize
4.7MB

Download
memory/4644-32-0x0000000000820000-0x0000000000CD8000-memory.dmp

Filesize
4.7MB

Download
memory/4644-31-0x0000000000820000-0x0000000000CD8000-memory.dmp

Filesize
4.7MB

Download
memory/4644-30-0x0000000000820000-0x0000000000CD8000-memory.dmp

Filesize
4.7MB

Download