amadey | a409b5632d06548466f0cb90aafb1ff853b8d1dfc275f3b942b0a9fd3bf523e4

General

Target

2a4c2174b44bd92374f04ff178c8b1c7.exe
Size

1.8MB
MD5

2a4c2174b44bd92374f04ff178c8b1c7
SHA1

490508537dccd6e4c4e168b8814a7993c57b4ac8
SHA256

a409b5632d06548466f0cb90aafb1ff853b8d1dfc275f3b942b0a9fd3bf523e4
SHA512

a73aa0803aec52cdce06690400e57ed7c3ecaf8aa852aa2cec8bf9bc267f42b5ea6c563d1e6a2c3fa1971ce43f40f0b8ca50e49338e67ed98138de8bb41c35fc
SSDEEP

49152:H9CqQReEqx32QMlCDvPH+AyXQ/cnDbDCnCSifdwAWg:VQRen3zbznyXQknDPCWfdwAB

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:

2a4c2174b44bd92374f04ff178c8b1c7.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 2a4c2174b44bd92374f04ff178c8b1c7.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	2a4c2174b44bd92374f04ff178c8b1c7.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:

2a4c2174b44bd92374f04ff178c8b1c7.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	2a4c2174b44bd92374f04ff178c8b1c7.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	2a4c2174b44bd92374f04ff178c8b1c7.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:

2a4c2174b44bd92374f04ff178c8b1c7.exe

description ioc process

Key opened \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Wine 2a4c2174b44bd92374f04ff178c8b1c7.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

2a4c2174b44bd92374f04ff178c8b1c7.exe

pid process

2032 2a4c2174b44bd92374f04ff178c8b1c7.exe
Drops file in Windows directory 1 IoCs

Processes:

2a4c2174b44bd92374f04ff178c8b1c7.exe

description ioc process

File created C:\Windows\Tasks\explorgu.job 2a4c2174b44bd92374f04ff178c8b1c7.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:

2a4c2174b44bd92374f04ff178c8b1c7.exe

pid process

2032 2a4c2174b44bd92374f04ff178c8b1c7.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

2a4c2174b44bd92374f04ff178c8b1c7.exe

pid process

2032 2a4c2174b44bd92374f04ff178c8b1c7.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Wine	2a4c2174b44bd92374f04ff178c8b1c7.exe

pid	process
2032	2a4c2174b44bd92374f04ff178c8b1c7.exe

description	ioc	process
File created	C:\Windows\Tasks\explorgu.job	2a4c2174b44bd92374f04ff178c8b1c7.exe

pid	process
2032	2a4c2174b44bd92374f04ff178c8b1c7.exe

pid	process
2032	2a4c2174b44bd92374f04ff178c8b1c7.exe

C:\Users\Admin\AppData\Local\Temp\2a4c2174b44bd92374f04ff178c8b1c7.exe
"C:\Users\Admin\AppData\Local\Temp\2a4c2174b44bd92374f04ff178c8b1c7.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:2032

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/2032-0-0x0000000000E60000-0x00000000012F9000-memory.dmp

Filesize
4.6MB

Download
memory/2032-1-0x0000000076EB0000-0x0000000076EB2000-memory.dmp

Filesize
8KB

Download
memory/2032-3-0x0000000000CC0000-0x0000000000CC1000-memory.dmp

Filesize
4KB

Download
memory/2032-2-0x0000000000E60000-0x00000000012F9000-memory.dmp

Filesize
4.6MB

Download
memory/2032-5-0x00000000006F0000-0x00000000006F1000-memory.dmp

Filesize
4KB

Download
memory/2032-6-0x0000000002780000-0x0000000002781000-memory.dmp

Filesize
4KB

Download
memory/2032-4-0x0000000000E20000-0x0000000000E21000-memory.dmp

Filesize
4KB

Download
memory/2032-7-0x00000000006A0000-0x00000000006A1000-memory.dmp

Filesize
4KB

Download
memory/2032-8-0x0000000000E50000-0x0000000000E51000-memory.dmp

Filesize
4KB

Download
memory/2032-9-0x0000000000560000-0x0000000000561000-memory.dmp

Filesize
4KB

Download
memory/2032-10-0x0000000000680000-0x0000000000681000-memory.dmp

Filesize
4KB

Download
memory/2032-12-0x0000000000750000-0x0000000000751000-memory.dmp

Filesize
4KB

Download
memory/2032-13-0x0000000000630000-0x0000000000631000-memory.dmp

Filesize
4KB

Download
memory/2032-11-0x00000000002F0000-0x00000000002F1000-memory.dmp

Filesize
4KB

Download
memory/2032-14-0x0000000000690000-0x0000000000691000-memory.dmp

Filesize
4KB

Download
memory/2032-15-0x0000000002950000-0x0000000002951000-memory.dmp

Filesize
4KB

Download
memory/2032-17-0x0000000002AA0000-0x0000000002AA1000-memory.dmp

Filesize
4KB

Download
memory/2032-21-0x0000000000E60000-0x00000000012F9000-memory.dmp

Filesize
4.6MB

Download

Analysis

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