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-1-5-21-1658372521-4246568289-2509113762-1000\Software\Wine ffef49c001e44d18cb434c8ac61ec949.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

ffef49c001e44d18cb434c8ac61ec949.exe

pid process

1740 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

1740 ffef49c001e44d18cb434c8ac61ec949.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

ffef49c001e44d18cb434c8ac61ec949.exe

pid process

1740 ffef49c001e44d18cb434c8ac61ec949.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000\Software\Wine	ffef49c001e44d18cb434c8ac61ec949.exe

pid	process
1740	ffef49c001e44d18cb434c8ac61ec949.exe

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

pid	process
1740	ffef49c001e44d18cb434c8ac61ec949.exe

pid	process
1740	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:1740

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/1740-0-0x0000000000250000-0x0000000000704000-memory.dmp

Filesize
4.7MB

Download
memory/1740-1-0x0000000077B00000-0x0000000077B02000-memory.dmp

Filesize
8KB

Download
memory/1740-2-0x0000000000250000-0x0000000000704000-memory.dmp

Filesize
4.7MB

Download
memory/1740-4-0x00000000028D0000-0x00000000028D1000-memory.dmp

Filesize
4KB

Download
memory/1740-3-0x0000000002730000-0x0000000002732000-memory.dmp

Filesize
8KB

Download
memory/1740-6-0x0000000002A50000-0x0000000002A51000-memory.dmp

Filesize
4KB

Download
memory/1740-7-0x00000000009A0000-0x00000000009A1000-memory.dmp

Filesize
4KB

Download
memory/1740-5-0x0000000002510000-0x0000000002511000-memory.dmp

Filesize
4KB

Download
memory/1740-9-0x0000000002500000-0x0000000002501000-memory.dmp

Filesize
4KB

Download
memory/1740-10-0x00000000028E0000-0x00000000028E1000-memory.dmp

Filesize
4KB

Download
memory/1740-12-0x0000000000AD0000-0x0000000000AD1000-memory.dmp

Filesize
4KB

Download
memory/1740-11-0x0000000002940000-0x0000000002941000-memory.dmp

Filesize
4KB

Download
memory/1740-8-0x0000000000AE0000-0x0000000000AE1000-memory.dmp

Filesize
4KB

Download
memory/1740-13-0x0000000002220000-0x0000000002221000-memory.dmp

Filesize
4KB

Download
memory/1740-14-0x00000000023B0000-0x00000000023B1000-memory.dmp

Filesize
4KB

Download
memory/1740-15-0x0000000002B60000-0x0000000002B61000-memory.dmp

Filesize
4KB

Download
memory/1740-17-0x00000000009B0000-0x00000000009B1000-memory.dmp

Filesize
4KB

Download
memory/1740-18-0x0000000002C70000-0x0000000002C71000-memory.dmp

Filesize
4KB

Download
memory/1740-22-0x0000000000250000-0x0000000000704000-memory.dmp

Filesize
4.7MB

Download

Analysis

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