amadey | ce62ffd5710747387bdeea8d8360a5bb1ea88068c55e7eac37ef74aa861eb715

General

Target

ffef49c001e44d18cb434c8ac61ec949.exe
Size

1.8MB
MD5

ffef49c001e44d18cb434c8ac61ec949
SHA1

6869bd840a21834af9ff5807e432f6952d44d25d
SHA256

ce62ffd5710747387bdeea8d8360a5bb1ea88068c55e7eac37ef74aa861eb715
SHA512

568d9b6ac119dccc7cacf7025d823854fe36033ddafdb1c618e5fc9c5d0a8c998725f99d305d9a73afdd389ac737eae5fb2463b81846b56a91d623fec75690ce
SSDEEP

49152:j/yT9HtoKKgf5WVXuJRZ+9Le/Ai8AF/Wkd2iKZvW1/M:j/y5H6dzVXE+te/Ai8AF1LgvWS

Score

10^/10

amadey evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.17

C2

http://185.215.113.32

Attributes

install_dir
00c07260dc
install_file
explorgu.exe
strings_key
461809bd97c251ba0c0c8450c7055f1d
url_paths
/yandex/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 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

ffef49c001e44d18cb434c8ac61ec949.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ ffef49c001e44d18cb434c8ac61ec949.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	ffef49c001e44d18cb434c8ac61ec949.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

ffef49c001e44d18cb434c8ac61ec949.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	ffef49c001e44d18cb434c8ac61ec949.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	ffef49c001e44d18cb434c8ac61ec949.exe

Identifies Wine through registry keys 2 TTPs 1 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:

ffef49c001e44d18cb434c8ac61ec949.exe

description ioc process

Key opened \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Wine ffef49c001e44d18cb434c8ac61ec949.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

ffef49c001e44d18cb434c8ac61ec949.exe

pid process

2092 ffef49c001e44d18cb434c8ac61ec949.exe
Drops file in Windows directory 1 IoCs

Processes:

ffef49c001e44d18cb434c8ac61ec949.exe

description ioc process

File created C:\Windows\Tasks\explorgu.job ffef49c001e44d18cb434c8ac61ec949.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

ffef49c001e44d18cb434c8ac61ec949.exe

pid process

2092 ffef49c001e44d18cb434c8ac61ec949.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

ffef49c001e44d18cb434c8ac61ec949.exe

pid process

2092 ffef49c001e44d18cb434c8ac61ec949.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Wine	ffef49c001e44d18cb434c8ac61ec949.exe

pid	process
2092	ffef49c001e44d18cb434c8ac61ec949.exe

description	ioc	process
File created	C:\Windows\Tasks\explorgu.job	ffef49c001e44d18cb434c8ac61ec949.exe

pid	process
2092	ffef49c001e44d18cb434c8ac61ec949.exe

pid	process
2092	ffef49c001e44d18cb434c8ac61ec949.exe

C:\Users\Admin\AppData\Local\Temp\ffef49c001e44d18cb434c8ac61ec949.exe
"C:\Users\Admin\AppData\Local\Temp\ffef49c001e44d18cb434c8ac61ec949.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 FindShellTrayWindow
PID:2092

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

Replay Monitor

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Downloads

memory/2092-0-0x0000000000EE0000-0x0000000001394000-memory.dmp

Filesize
4.7MB

Download
memory/2092-1-0x0000000077010000-0x0000000077012000-memory.dmp

Filesize
8KB

Download
memory/2092-2-0x0000000000EE0000-0x0000000001394000-memory.dmp

Filesize
4.7MB

Download
memory/2092-3-0x0000000000A40000-0x0000000000A41000-memory.dmp

Filesize
4KB

Download
memory/2092-4-0x0000000000B60000-0x0000000000B61000-memory.dmp

Filesize
4KB

Download
memory/2092-5-0x00000000008D0000-0x00000000008D1000-memory.dmp

Filesize
4KB

Download
memory/2092-6-0x0000000000C20000-0x0000000000C21000-memory.dmp

Filesize
4KB

Download
memory/2092-7-0x0000000000670000-0x0000000000671000-memory.dmp

Filesize
4KB

Download
memory/2092-8-0x0000000000850000-0x0000000000851000-memory.dmp

Filesize
4KB

Download
memory/2092-9-0x00000000008C0000-0x00000000008C1000-memory.dmp

Filesize
4KB

Download
memory/2092-13-0x0000000000860000-0x0000000000861000-memory.dmp

Filesize
4KB

Download
memory/2092-12-0x0000000000840000-0x0000000000841000-memory.dmp

Filesize
4KB

Download
memory/2092-11-0x0000000000C10000-0x0000000000C11000-memory.dmp

Filesize
4KB

Download
memory/2092-10-0x0000000000A30000-0x0000000000A31000-memory.dmp

Filesize
4KB

Download
memory/2092-14-0x00000000008B0000-0x00000000008B1000-memory.dmp

Filesize
4KB

Download
memory/2092-15-0x0000000000C30000-0x0000000000C31000-memory.dmp

Filesize
4KB

Download
memory/2092-17-0x0000000000680000-0x0000000000681000-memory.dmp

Filesize
4KB

Download
memory/2092-18-0x0000000000EC0000-0x0000000000EC1000-memory.dmp

Filesize
4KB

Download
memory/2092-22-0x0000000000EE0000-0x0000000001394000-memory.dmp

Filesize
4.7MB

Download

Analysis

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