amadey | b340589d2a73f0f1a82011eb939d68f505a6f1d78317a225ecaedd9efc74fa5c

General

Target

b340589d2a73f0f1a82011eb939d68f505a6f1d78317a225ecaedd9efc74fa5c.exe
Size

3.1MB
MD5

1e40b93f43cbf3e851954515cb8f7af7
SHA1

3decb402d2fefe34fd95f5bae29deb961f064adf
SHA256

b340589d2a73f0f1a82011eb939d68f505a6f1d78317a225ecaedd9efc74fa5c
SHA512

b9943ff59bea72f37a0b13b37b9cd22242f8263ca816d24ccf8a3422772857ad7f4b12b4f30a7a090dd58c02d100d64b11ebfc68793eadcbf91e0c6ceb79410c
SSDEEP

49152:Sh1dEHOv+SRCrLcbnMnqh4QhNBivUCC9MJr5AJe:TYbnMnqWQ7BivUhSJrmJe

Score

10^/10

amadey 9c9aa5 discovery evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes

install_dir
abc3bc1985
install_file
skotes.exe
strings_key
8a35cf2ea38c2817dba29a4b5b25dcf0
url_paths
/Zu7JuNko/index.php

rc4.plain

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey
Amadey family
amadey

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	b340589d2a73f0f1a82011eb939d68f505a6f1d78317a225ecaedd9efc74fa5c.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe

Checks BIOS information in registry 2 TTPs 4 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	b340589d2a73f0f1a82011eb939d68f505a6f1d78317a225ecaedd9efc74fa5c.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b340589d2a73f0f1a82011eb939d68f505a6f1d78317a225ecaedd9efc74fa5c.exe

Executes dropped EXE 1 IoCs

pid	Process
2780	skotes.exe

Identifies Wine through registry keys 2 TTPs 2 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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Wine	b340589d2a73f0f1a82011eb939d68f505a6f1d78317a225ecaedd9efc74fa5c.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Wine	skotes.exe

Loads dropped DLL 1 IoCs

pid	Process
876	b340589d2a73f0f1a82011eb939d68f505a6f1d78317a225ecaedd9efc74fa5c.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
876	b340589d2a73f0f1a82011eb939d68f505a6f1d78317a225ecaedd9efc74fa5c.exe
2780	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	b340589d2a73f0f1a82011eb939d68f505a6f1d78317a225ecaedd9efc74fa5c.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b340589d2a73f0f1a82011eb939d68f505a6f1d78317a225ecaedd9efc74fa5c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
876	b340589d2a73f0f1a82011eb939d68f505a6f1d78317a225ecaedd9efc74fa5c.exe
2780	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
876	b340589d2a73f0f1a82011eb939d68f505a6f1d78317a225ecaedd9efc74fa5c.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 876 wrote to memory of 2780	876	b340589d2a73f0f1a82011eb939d68f505a6f1d78317a225ecaedd9efc74fa5c.exe	31
PID 876 wrote to memory of 2780	876	b340589d2a73f0f1a82011eb939d68f505a6f1d78317a225ecaedd9efc74fa5c.exe	31
PID 876 wrote to memory of 2780	876	b340589d2a73f0f1a82011eb939d68f505a6f1d78317a225ecaedd9efc74fa5c.exe	31
PID 876 wrote to memory of 2780	876	b340589d2a73f0f1a82011eb939d68f505a6f1d78317a225ecaedd9efc74fa5c.exe	31

C:\Users\Admin\AppData\Local\Temp\b340589d2a73f0f1a82011eb939d68f505a6f1d78317a225ecaedd9efc74fa5c.exe
"C:\Users\Admin\AppData\Local\Temp\b340589d2a73f0f1a82011eb939d68f505a6f1d78317a225ecaedd9efc74fa5c.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:876
- C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
  "C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2780

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

2

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

Filesize
3.1MB

MD5
1e40b93f43cbf3e851954515cb8f7af7

SHA1
3decb402d2fefe34fd95f5bae29deb961f064adf

SHA256
b340589d2a73f0f1a82011eb939d68f505a6f1d78317a225ecaedd9efc74fa5c

SHA512
b9943ff59bea72f37a0b13b37b9cd22242f8263ca816d24ccf8a3422772857ad7f4b12b4f30a7a090dd58c02d100d64b11ebfc68793eadcbf91e0c6ceb79410c

Download Submit
memory/876-18-0x0000000000DB1000-0x0000000000E19000-memory.dmp

Filesize
416KB

Download
memory/876-1-0x00000000774E0000-0x00000000774E2000-memory.dmp

Filesize
8KB

Download
memory/876-2-0x0000000000DB1000-0x0000000000E19000-memory.dmp

Filesize
416KB

Download
memory/876-3-0x0000000000DB0000-0x00000000010CC000-memory.dmp

Filesize
3.1MB

Download
memory/876-5-0x0000000000DB0000-0x00000000010CC000-memory.dmp

Filesize
3.1MB

Download
memory/876-15-0x0000000000DB0000-0x00000000010CC000-memory.dmp

Filesize
3.1MB

Download
memory/876-0-0x0000000000DB0000-0x00000000010CC000-memory.dmp

Filesize
3.1MB

Download
memory/876-16-0x00000000068B0000-0x0000000006BCC000-memory.dmp

Filesize
3.1MB

Download
memory/2780-24-0x0000000001030000-0x000000000134C000-memory.dmp

Filesize
3.1MB

Download
memory/2780-30-0x0000000001030000-0x000000000134C000-memory.dmp

Filesize
3.1MB

Download
memory/2780-19-0x0000000001031000-0x0000000001099000-memory.dmp

Filesize
416KB

Download
memory/2780-22-0x0000000001030000-0x000000000134C000-memory.dmp

Filesize
3.1MB

Download
memory/2780-23-0x0000000001030000-0x000000000134C000-memory.dmp

Filesize
3.1MB

Download
memory/2780-17-0x0000000001030000-0x000000000134C000-memory.dmp

Filesize
3.1MB

Download
memory/2780-26-0x0000000001030000-0x000000000134C000-memory.dmp

Filesize
3.1MB

Download
memory/2780-25-0x0000000001031000-0x0000000001099000-memory.dmp

Filesize
416KB

Download
memory/2780-27-0x0000000001030000-0x000000000134C000-memory.dmp

Filesize
3.1MB

Download
memory/2780-28-0x0000000001030000-0x000000000134C000-memory.dmp

Filesize
3.1MB

Download
memory/2780-29-0x0000000001030000-0x000000000134C000-memory.dmp

Filesize
3.1MB

Download
memory/2780-20-0x0000000001030000-0x000000000134C000-memory.dmp

Filesize
3.1MB

Download
memory/2780-31-0x0000000001030000-0x000000000134C000-memory.dmp

Filesize
3.1MB

Download
memory/2780-32-0x0000000001030000-0x000000000134C000-memory.dmp

Filesize
3.1MB

Download
memory/2780-33-0x0000000001030000-0x000000000134C000-memory.dmp

Filesize
3.1MB

Download
memory/2780-34-0x0000000001030000-0x000000000134C000-memory.dmp

Filesize
3.1MB

Download
memory/2780-35-0x0000000001030000-0x000000000134C000-memory.dmp

Filesize
3.1MB

Download
memory/2780-36-0x0000000001030000-0x000000000134C000-memory.dmp

Filesize
3.1MB

Download
memory/2780-37-0x0000000001030000-0x000000000134C000-memory.dmp

Filesize
3.1MB

Download
memory/2780-38-0x0000000001030000-0x000000000134C000-memory.dmp

Filesize
3.1MB

Download
memory/2780-39-0x0000000001030000-0x000000000134C000-memory.dmp

Filesize
3.1MB

Download
memory/2780-40-0x0000000001030000-0x000000000134C000-memory.dmp

Filesize
3.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads