amadey | c784540c28d57bcb35639df985ab1b5f07c41888d511b42d2595f6e81f020410

General

Target

45d4b952be3e0144f2309c2b24f8d0f2.exe
Size

1.8MB
MD5

45d4b952be3e0144f2309c2b24f8d0f2
SHA1

6d4110ed7e909fac3f4bdb3f0548f9cc0526c0f0
SHA256

c784540c28d57bcb35639df985ab1b5f07c41888d511b42d2595f6e81f020410
SHA512

da8d18c5aeb230e6ce243515d2fc96b385bd8e0f9bb4f8faa0234b29d3ca46d5217c92bc640fc69d3ef24797c95d716de010f8dc7bcbde7ba8b37941bbfbbc6b
SSDEEP

49152:x3mb2Sl15Z5kq7dU1JChNKQVy/xmbEvumjvsfi:k6SJ8CN3hEWLf

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:

45d4b952be3e0144f2309c2b24f8d0f2.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 45d4b952be3e0144f2309c2b24f8d0f2.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	45d4b952be3e0144f2309c2b24f8d0f2.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:

45d4b952be3e0144f2309c2b24f8d0f2.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	45d4b952be3e0144f2309c2b24f8d0f2.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	45d4b952be3e0144f2309c2b24f8d0f2.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:

45d4b952be3e0144f2309c2b24f8d0f2.exe

description ioc process

Key opened \REGISTRY\USER\S-1-5-21-2610426812-2871295383-373749122-1000\Software\Wine 45d4b952be3e0144f2309c2b24f8d0f2.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

45d4b952be3e0144f2309c2b24f8d0f2.exe

pid process

3064 45d4b952be3e0144f2309c2b24f8d0f2.exe
Drops file in Windows directory 1 IoCs

Processes:

45d4b952be3e0144f2309c2b24f8d0f2.exe

description ioc process

File created C:\Windows\Tasks\explorgu.job 45d4b952be3e0144f2309c2b24f8d0f2.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:

45d4b952be3e0144f2309c2b24f8d0f2.exe

pid process

3064 45d4b952be3e0144f2309c2b24f8d0f2.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

45d4b952be3e0144f2309c2b24f8d0f2.exe

pid process

3064 45d4b952be3e0144f2309c2b24f8d0f2.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2610426812-2871295383-373749122-1000\Software\Wine	45d4b952be3e0144f2309c2b24f8d0f2.exe

pid	process
3064	45d4b952be3e0144f2309c2b24f8d0f2.exe

description	ioc	process
File created	C:\Windows\Tasks\explorgu.job	45d4b952be3e0144f2309c2b24f8d0f2.exe

pid	process
3064	45d4b952be3e0144f2309c2b24f8d0f2.exe

pid	process
3064	45d4b952be3e0144f2309c2b24f8d0f2.exe

C:\Users\Admin\AppData\Local\Temp\45d4b952be3e0144f2309c2b24f8d0f2.exe
"C:\Users\Admin\AppData\Local\Temp\45d4b952be3e0144f2309c2b24f8d0f2.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:3064

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/3064-0-0x0000000000240000-0x0000000000705000-memory.dmp

Filesize
4.8MB

Download
memory/3064-1-0x0000000077A50000-0x0000000077A52000-memory.dmp

Filesize
8KB

Download
memory/3064-2-0x0000000000240000-0x0000000000705000-memory.dmp

Filesize
4.8MB

Download
memory/3064-12-0x0000000000860000-0x0000000000861000-memory.dmp

Filesize
4KB

Download
memory/3064-11-0x0000000002740000-0x0000000002741000-memory.dmp

Filesize
4KB

Download
memory/3064-10-0x0000000000BC0000-0x0000000000BC1000-memory.dmp

Filesize
4KB

Download
memory/3064-9-0x0000000000B60000-0x0000000000B61000-memory.dmp

Filesize
4KB

Download
memory/3064-8-0x0000000000AF0000-0x0000000000AF1000-memory.dmp

Filesize
4KB

Download
memory/3064-7-0x0000000000840000-0x0000000000841000-memory.dmp

Filesize
4KB

Download
memory/3064-6-0x0000000002750000-0x0000000002751000-memory.dmp

Filesize
4KB

Download
memory/3064-13-0x0000000000B00000-0x0000000000B01000-memory.dmp

Filesize
4KB

Download
memory/3064-5-0x0000000000B70000-0x0000000000B71000-memory.dmp

Filesize
4KB

Download
memory/3064-4-0x0000000002610000-0x0000000002611000-memory.dmp

Filesize
4KB

Download
memory/3064-3-0x0000000000BD0000-0x0000000000BD1000-memory.dmp

Filesize
4KB

Download
memory/3064-14-0x0000000000B50000-0x0000000000B51000-memory.dmp

Filesize
4KB

Download
memory/3064-15-0x0000000002760000-0x0000000002761000-memory.dmp

Filesize
4KB

Download
memory/3064-17-0x0000000002930000-0x0000000002931000-memory.dmp

Filesize
4KB

Download
memory/3064-21-0x0000000000240000-0x0000000000705000-memory.dmp

Filesize
4.8MB

Download

Analysis

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