amadey | 6e61178fd177489bb5649027222781c9b4954f8f06ff964499e3b7c3ad7604fd

Analysis

max time kernel
90s
max time network
99s
platform
windows11-21h2_x64
resource
win11-20240221-en
resource tags

arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
submitted
28-03-2024 20:59

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General

Target

6e61178fd177489bb5649027222781c9b4954f8f06ff964499e3b7c3ad7604fd.exe
Size

1.8MB
MD5

46ab8cbd40a60e88181fe34900137419
SHA1

0e4099fef23cafdf8380e2172699e613b8dedf8f
SHA256

6e61178fd177489bb5649027222781c9b4954f8f06ff964499e3b7c3ad7604fd
SHA512

39d5f013c154251c642c1f9aa1b3c40a3201b7063b745cf4fc518baf185cb491818648705cb7cb8358bfac260c852d487a64f45e881d129d67d21faa1ef5556e
SSDEEP

49152:DgaGZ/JARlm+yyklpfHaRKnktKQU4aJNLm1F3+hlzkQDnpYuQQk9SJIc:0aG9JARlmHHaRttKQU81FObkQmzr8Ic

Score

10^/10

amadey evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.17

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:

6e61178fd177489bb5649027222781c9b4954f8f06ff964499e3b7c3ad7604fd.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 6e61178fd177489bb5649027222781c9b4954f8f06ff964499e3b7c3ad7604fd.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	6e61178fd177489bb5649027222781c9b4954f8f06ff964499e3b7c3ad7604fd.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:

6e61178fd177489bb5649027222781c9b4954f8f06ff964499e3b7c3ad7604fd.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	6e61178fd177489bb5649027222781c9b4954f8f06ff964499e3b7c3ad7604fd.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	6e61178fd177489bb5649027222781c9b4954f8f06ff964499e3b7c3ad7604fd.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:

6e61178fd177489bb5649027222781c9b4954f8f06ff964499e3b7c3ad7604fd.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4280069375-290121026-380765049-1000\Software\Wine	6e61178fd177489bb5649027222781c9b4954f8f06ff964499e3b7c3ad7604fd.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

6e61178fd177489bb5649027222781c9b4954f8f06ff964499e3b7c3ad7604fd.exe

pid process

1008 6e61178fd177489bb5649027222781c9b4954f8f06ff964499e3b7c3ad7604fd.exe
Drops file in Windows directory 1 IoCs

Processes:

6e61178fd177489bb5649027222781c9b4954f8f06ff964499e3b7c3ad7604fd.exe

description ioc process

File created C:\Windows\Tasks\explorgu.job 6e61178fd177489bb5649027222781c9b4954f8f06ff964499e3b7c3ad7604fd.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\explorgu.job	6e61178fd177489bb5649027222781c9b4954f8f06ff964499e3b7c3ad7604fd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

6e61178fd177489bb5649027222781c9b4954f8f06ff964499e3b7c3ad7604fd.exe

pid	process
1008	6e61178fd177489bb5649027222781c9b4954f8f06ff964499e3b7c3ad7604fd.exe
1008	6e61178fd177489bb5649027222781c9b4954f8f06ff964499e3b7c3ad7604fd.exe

C:\Users\Admin\AppData\Local\Temp\6e61178fd177489bb5649027222781c9b4954f8f06ff964499e3b7c3ad7604fd.exe
"C:\Users\Admin\AppData\Local\Temp\6e61178fd177489bb5649027222781c9b4954f8f06ff964499e3b7c3ad7604fd.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
PID:1008

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

Replay Monitor

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Downloads

memory/1008-0-0x0000000000830000-0x0000000000CEF000-memory.dmp

Filesize
4.7MB

Download
memory/1008-1-0x0000000077636000-0x0000000077638000-memory.dmp

Filesize
8KB

Download
memory/1008-2-0x0000000000830000-0x0000000000CEF000-memory.dmp

Filesize
4.7MB

Download
memory/1008-4-0x00000000052D0000-0x00000000052D1000-memory.dmp

Filesize
4KB

Download
memory/1008-5-0x00000000052B0000-0x00000000052B1000-memory.dmp

Filesize
4KB

Download
memory/1008-3-0x00000000052C0000-0x00000000052C1000-memory.dmp

Filesize
4KB

Download
memory/1008-6-0x00000000052F0000-0x00000000052F1000-memory.dmp

Filesize
4KB

Download
memory/1008-7-0x0000000005290000-0x0000000005291000-memory.dmp

Filesize
4KB

Download
memory/1008-8-0x00000000052A0000-0x00000000052A1000-memory.dmp

Filesize
4KB

Download
memory/1008-9-0x0000000005310000-0x0000000005311000-memory.dmp

Filesize
4KB

Download
memory/1008-14-0x0000000000830000-0x0000000000CEF000-memory.dmp

Filesize
4.7MB

Download