amadey | 85dbc28b7ff04c232303ffa7c137808f5c3b68e66a7468de579af70353308a72

General

Target

85dbc28b7ff04c232303ffa7c137808f5c3b68e66a7468de579af70353308a72.exe
Size

1.8MB
MD5

bba1c618c48eef2f854048896e25d9c2
SHA1

9e3f25949de0c9f0d9e2826b6dbfcc03bad3e952
SHA256

85dbc28b7ff04c232303ffa7c137808f5c3b68e66a7468de579af70353308a72
SHA512

a967ee74ff57f8a73fa3f615f8ed1e88354c37543eda27b44d588fffddb2310b39db1317bc81c9ba20582e5060c73878022f4afa7db6f2c42fb129ea4bb923ca
SSDEEP

49152:w3/bndqglZa1lNVGSjNa6f0VQdQbIF29h94LZ:wjn4OU1rvNa6fTF2N4t

Score

10^/10

amadey evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.20

C2

http://193.233.132.139

Attributes

install_dir
5454e6f062
install_file
explorta.exe
strings_key
c7a869c5ba1d72480093ec207994e2bf
url_paths
/sev56rkm/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:

explorta.exeexplorta.exeexplorta.exe85dbc28b7ff04c232303ffa7c137808f5c3b68e66a7468de579af70353308a72.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorta.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorta.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	explorta.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	85dbc28b7ff04c232303ffa7c137808f5c3b68e66a7468de579af70353308a72.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:

explorta.exeexplorta.exe85dbc28b7ff04c232303ffa7c137808f5c3b68e66a7468de579af70353308a72.exeexplorta.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorta.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorta.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorta.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	85dbc28b7ff04c232303ffa7c137808f5c3b68e66a7468de579af70353308a72.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	85dbc28b7ff04c232303ffa7c137808f5c3b68e66a7468de579af70353308a72.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorta.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	explorta.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	explorta.exe

Executes dropped EXE 3 IoCs

Processes:

explorta.exeexplorta.exeexplorta.exe

pid process

2676 explorta.exe
1880 explorta.exe
4204 explorta.exe

pid	process
2676	explorta.exe
1880	explorta.exe
4204	explorta.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:

85dbc28b7ff04c232303ffa7c137808f5c3b68e66a7468de579af70353308a72.exeexplorta.exeexplorta.exeexplorta.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-801878912-692986033-442676226-1000\Software\Wine	85dbc28b7ff04c232303ffa7c137808f5c3b68e66a7468de579af70353308a72.exe
Key opened	\REGISTRY\USER\S-1-5-21-801878912-692986033-442676226-1000\Software\Wine	explorta.exe
Key opened	\REGISTRY\USER\S-1-5-21-801878912-692986033-442676226-1000\Software\Wine	explorta.exe
Key opened	\REGISTRY\USER\S-1-5-21-801878912-692986033-442676226-1000\Software\Wine	explorta.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

Processes:

85dbc28b7ff04c232303ffa7c137808f5c3b68e66a7468de579af70353308a72.exeexplorta.exeexplorta.exeexplorta.exe

pid process

3920 85dbc28b7ff04c232303ffa7c137808f5c3b68e66a7468de579af70353308a72.exe
2676 explorta.exe
1880 explorta.exe
4204 explorta.exe
Drops file in Windows directory 1 IoCs

Processes:

85dbc28b7ff04c232303ffa7c137808f5c3b68e66a7468de579af70353308a72.exe

description ioc process

File created C:\Windows\Tasks\explorta.job 85dbc28b7ff04c232303ffa7c137808f5c3b68e66a7468de579af70353308a72.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\explorta.job	85dbc28b7ff04c232303ffa7c137808f5c3b68e66a7468de579af70353308a72.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

85dbc28b7ff04c232303ffa7c137808f5c3b68e66a7468de579af70353308a72.exeexplorta.exeexplorta.exeexplorta.exe

pid	process
3920	85dbc28b7ff04c232303ffa7c137808f5c3b68e66a7468de579af70353308a72.exe
3920	85dbc28b7ff04c232303ffa7c137808f5c3b68e66a7468de579af70353308a72.exe
2676	explorta.exe
2676	explorta.exe
1880	explorta.exe
1880	explorta.exe
4204	explorta.exe
4204	explorta.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

85dbc28b7ff04c232303ffa7c137808f5c3b68e66a7468de579af70353308a72.exe

description	pid	process	target process
PID 3920 wrote to memory of 2676	3920	85dbc28b7ff04c232303ffa7c137808f5c3b68e66a7468de579af70353308a72.exe	explorta.exe
PID 3920 wrote to memory of 2676	3920	85dbc28b7ff04c232303ffa7c137808f5c3b68e66a7468de579af70353308a72.exe	explorta.exe
PID 3920 wrote to memory of 2676	3920	85dbc28b7ff04c232303ffa7c137808f5c3b68e66a7468de579af70353308a72.exe	explorta.exe

C:\Users\Admin\AppData\Local\Temp\85dbc28b7ff04c232303ffa7c137808f5c3b68e66a7468de579af70353308a72.exe
"C:\Users\Admin\AppData\Local\Temp\85dbc28b7ff04c232303ffa7c137808f5c3b68e66a7468de579af70353308a72.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3920

C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe
"C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.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:2676

C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe
C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.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:1880

C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe
C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.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:4204

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Discovery

Query Registry

3

T1012

Virtualization/Sandbox Evasion

2

T1497

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe
Filesize
1.8MB

MD5
bba1c618c48eef2f854048896e25d9c2

SHA1
9e3f25949de0c9f0d9e2826b6dbfcc03bad3e952

SHA256
85dbc28b7ff04c232303ffa7c137808f5c3b68e66a7468de579af70353308a72

SHA512
a967ee74ff57f8a73fa3f615f8ed1e88354c37543eda27b44d588fffddb2310b39db1317bc81c9ba20582e5060c73878022f4afa7db6f2c42fb129ea4bb923ca

Download Submit
memory/1880-40-0x0000000000780000-0x0000000000C15000-memory.dmp

Filesize
4.6MB

Download
memory/1880-39-0x0000000004F40000-0x0000000004F41000-memory.dmp

Filesize
4KB

Download
memory/1880-37-0x0000000004F90000-0x0000000004F91000-memory.dmp

Filesize
4KB

Download
memory/1880-38-0x0000000004F30000-0x0000000004F31000-memory.dmp

Filesize
4KB

Download
memory/1880-35-0x0000000004F60000-0x0000000004F61000-memory.dmp

Filesize
4KB

Download
memory/1880-36-0x0000000004F50000-0x0000000004F51000-memory.dmp

Filesize
4KB

Download
memory/1880-34-0x0000000000780000-0x0000000000C15000-memory.dmp

Filesize
4.6MB

Download
memory/2676-22-0x0000000004B90000-0x0000000004B91000-memory.dmp

Filesize
4KB

Download
memory/2676-29-0x0000000000780000-0x0000000000C15000-memory.dmp

Filesize
4.6MB

Download
memory/2676-60-0x0000000000780000-0x0000000000C15000-memory.dmp

Filesize
4.6MB

Download
memory/2676-21-0x0000000000780000-0x0000000000C15000-memory.dmp

Filesize
4.6MB

Download
memory/2676-59-0x0000000000780000-0x0000000000C15000-memory.dmp

Filesize
4.6MB

Download
memory/2676-23-0x0000000004B80000-0x0000000004B81000-memory.dmp

Filesize
4KB

Download
memory/2676-24-0x0000000004BC0000-0x0000000004BC1000-memory.dmp

Filesize
4KB

Download
memory/2676-25-0x0000000004B60000-0x0000000004B61000-memory.dmp

Filesize
4KB

Download
memory/2676-26-0x0000000004B70000-0x0000000004B71000-memory.dmp

Filesize
4KB

Download
memory/2676-27-0x0000000004BF0000-0x0000000004BF1000-memory.dmp

Filesize
4KB

Download
memory/2676-28-0x0000000004BE0000-0x0000000004BE1000-memory.dmp

Filesize
4KB

Download
memory/2676-42-0x0000000000780000-0x0000000000C15000-memory.dmp

Filesize
4.6MB

Download
memory/2676-30-0x0000000000780000-0x0000000000C15000-memory.dmp

Filesize
4.6MB

Download
memory/2676-31-0x0000000000780000-0x0000000000C15000-memory.dmp

Filesize
4.6MB

Download
memory/2676-32-0x0000000000780000-0x0000000000C15000-memory.dmp

Filesize
4.6MB

Download
memory/2676-58-0x0000000000780000-0x0000000000C15000-memory.dmp

Filesize
4.6MB

Download
memory/2676-57-0x0000000000780000-0x0000000000C15000-memory.dmp

Filesize
4.6MB

Download
memory/2676-49-0x0000000000780000-0x0000000000C15000-memory.dmp

Filesize
4.6MB

Download
memory/2676-46-0x0000000000780000-0x0000000000C15000-memory.dmp

Filesize
4.6MB

Download
memory/2676-45-0x0000000000780000-0x0000000000C15000-memory.dmp

Filesize
4.6MB

Download
memory/2676-44-0x0000000000780000-0x0000000000C15000-memory.dmp

Filesize
4.6MB

Download
memory/2676-43-0x0000000000780000-0x0000000000C15000-memory.dmp

Filesize
4.6MB

Download
memory/2676-41-0x0000000000780000-0x0000000000C15000-memory.dmp

Filesize
4.6MB

Download
memory/3920-1-0x0000000077936000-0x0000000077938000-memory.dmp

Filesize
8KB

Download
memory/3920-6-0x0000000004B40000-0x0000000004B41000-memory.dmp

Filesize
4KB

Download
memory/3920-3-0x0000000004B50000-0x0000000004B51000-memory.dmp

Filesize
4KB

Download
memory/3920-4-0x0000000004B90000-0x0000000004B91000-memory.dmp

Filesize
4KB

Download
memory/3920-2-0x0000000004B60000-0x0000000004B61000-memory.dmp

Filesize
4KB

Download
memory/3920-19-0x00000000005F0000-0x0000000000A85000-memory.dmp

Filesize
4.6MB

Download
memory/3920-5-0x0000000004B30000-0x0000000004B31000-memory.dmp

Filesize
4KB

Download
memory/3920-0-0x00000000005F0000-0x0000000000A85000-memory.dmp

Filesize
4.6MB

Download
memory/3920-7-0x0000000004BC0000-0x0000000004BC1000-memory.dmp

Filesize
4KB

Download
memory/3920-8-0x0000000004BB0000-0x0000000004BB1000-memory.dmp

Filesize
4KB

Download
memory/4204-50-0x00000000051F0000-0x00000000051F1000-memory.dmp

Filesize
4KB

Download
memory/4204-53-0x00000000051C0000-0x00000000051C1000-memory.dmp

Filesize
4KB

Download
memory/4204-55-0x0000000005200000-0x0000000005201000-memory.dmp

Filesize
4KB

Download
memory/4204-56-0x0000000000780000-0x0000000000C15000-memory.dmp

Filesize
4.6MB

Download
memory/4204-54-0x00000000051D0000-0x00000000051D1000-memory.dmp

Filesize
4KB

Download
memory/4204-52-0x0000000005220000-0x0000000005221000-memory.dmp

Filesize
4KB

Download
memory/4204-51-0x00000000051E0000-0x00000000051E1000-memory.dmp

Filesize
4KB

Download
memory/4204-48-0x0000000000780000-0x0000000000C15000-memory.dmp

Filesize
4.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads