amadey | 53aa75d55a3ef33fb37a0cdab97196a7a8464128b88a03b9be1af8958fdb0283

General

Target

53aa75d55a3ef33fb37a0cdab97196a7a8464128b88a03b9be1af8958fdb0283.exe
Size

1.8MB
MD5

cbfc230781b7cd5dd2f5b5da1572bea0
SHA1

bac45a409b8502f69185ca898eabb2eb032d3886
SHA256

53aa75d55a3ef33fb37a0cdab97196a7a8464128b88a03b9be1af8958fdb0283
SHA512

ecd52b66538915a4fa45642005dc8eb95b3eb426c5d363cd6981c62615026e5425826442b14483d85ed302b65aa189bcb2fc945d0f5f3ec33add73352aa5acf2
SSDEEP

49152:wdyVi63T6yVHvFtSarBccKOXLtAQnhHPZI:+vamUzGUhXhHPZI

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__	53aa75d55a3ef33fb37a0cdab97196a7a8464128b88a03b9be1af8958fdb0283.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	53aa75d55a3ef33fb37a0cdab97196a7a8464128b88a03b9be1af8958fdb0283.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	53aa75d55a3ef33fb37a0cdab97196a7a8464128b88a03b9be1af8958fdb0283.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe

Executes dropped EXE 1 IoCs

pid	Process
2812	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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Wine	53aa75d55a3ef33fb37a0cdab97196a7a8464128b88a03b9be1af8958fdb0283.exe

Loads dropped DLL 2 IoCs

pid	Process
2680	53aa75d55a3ef33fb37a0cdab97196a7a8464128b88a03b9be1af8958fdb0283.exe
2680	53aa75d55a3ef33fb37a0cdab97196a7a8464128b88a03b9be1af8958fdb0283.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2680	53aa75d55a3ef33fb37a0cdab97196a7a8464128b88a03b9be1af8958fdb0283.exe
2812	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	53aa75d55a3ef33fb37a0cdab97196a7a8464128b88a03b9be1af8958fdb0283.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	53aa75d55a3ef33fb37a0cdab97196a7a8464128b88a03b9be1af8958fdb0283.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2680	53aa75d55a3ef33fb37a0cdab97196a7a8464128b88a03b9be1af8958fdb0283.exe
2812	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2680	53aa75d55a3ef33fb37a0cdab97196a7a8464128b88a03b9be1af8958fdb0283.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2680 wrote to memory of 2812	2680	53aa75d55a3ef33fb37a0cdab97196a7a8464128b88a03b9be1af8958fdb0283.exe	30
PID 2680 wrote to memory of 2812	2680	53aa75d55a3ef33fb37a0cdab97196a7a8464128b88a03b9be1af8958fdb0283.exe	30
PID 2680 wrote to memory of 2812	2680	53aa75d55a3ef33fb37a0cdab97196a7a8464128b88a03b9be1af8958fdb0283.exe	30
PID 2680 wrote to memory of 2812	2680	53aa75d55a3ef33fb37a0cdab97196a7a8464128b88a03b9be1af8958fdb0283.exe	30

C:\Users\Admin\AppData\Local\Temp\53aa75d55a3ef33fb37a0cdab97196a7a8464128b88a03b9be1af8958fdb0283.exe
"C:\Users\Admin\AppData\Local\Temp\53aa75d55a3ef33fb37a0cdab97196a7a8464128b88a03b9be1af8958fdb0283.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:2680
- 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:2812

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

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Downloads

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

Filesize
1.8MB

MD5
cbfc230781b7cd5dd2f5b5da1572bea0

SHA1
bac45a409b8502f69185ca898eabb2eb032d3886

SHA256
53aa75d55a3ef33fb37a0cdab97196a7a8464128b88a03b9be1af8958fdb0283

SHA512
ecd52b66538915a4fa45642005dc8eb95b3eb426c5d363cd6981c62615026e5425826442b14483d85ed302b65aa189bcb2fc945d0f5f3ec33add73352aa5acf2

Download Submit
memory/2680-0-0x0000000000800000-0x0000000000CB2000-memory.dmp

Filesize
4.7MB

Download
memory/2680-1-0x0000000077180000-0x0000000077182000-memory.dmp

Filesize
8KB

Download
memory/2680-2-0x0000000000801000-0x000000000082F000-memory.dmp

Filesize
184KB

Download
memory/2680-3-0x0000000000800000-0x0000000000CB2000-memory.dmp

Filesize
4.7MB

Download
memory/2680-5-0x0000000000800000-0x0000000000CB2000-memory.dmp

Filesize
4.7MB

Download
memory/2680-18-0x0000000007160000-0x0000000007612000-memory.dmp

Filesize
4.7MB

Download
memory/2680-17-0x0000000000800000-0x0000000000CB2000-memory.dmp

Filesize
4.7MB

Download
memory/2812-25-0x0000000000EE0000-0x0000000001392000-memory.dmp

Filesize
4.7MB

Download
memory/2812-30-0x0000000000EE0000-0x0000000001392000-memory.dmp

Filesize
4.7MB

Download
memory/2812-22-0x0000000000EE0000-0x0000000001392000-memory.dmp

Filesize
4.7MB

Download
memory/2812-24-0x0000000000EE0000-0x0000000001392000-memory.dmp

Filesize
4.7MB

Download
memory/2812-20-0x0000000000EE0000-0x0000000001392000-memory.dmp

Filesize
4.7MB

Download
memory/2812-26-0x0000000000EE0000-0x0000000001392000-memory.dmp

Filesize
4.7MB

Download
memory/2812-27-0x0000000000EE0000-0x0000000001392000-memory.dmp

Filesize
4.7MB

Download
memory/2812-28-0x0000000000EE0000-0x0000000001392000-memory.dmp

Filesize
4.7MB

Download
memory/2812-29-0x0000000000EE0000-0x0000000001392000-memory.dmp

Filesize
4.7MB

Download
memory/2812-21-0x0000000000EE1000-0x0000000000F0F000-memory.dmp

Filesize
184KB

Download
memory/2812-31-0x0000000000EE0000-0x0000000001392000-memory.dmp

Filesize
4.7MB

Download
memory/2812-32-0x0000000000EE0000-0x0000000001392000-memory.dmp

Filesize
4.7MB

Download
memory/2812-33-0x0000000000EE0000-0x0000000001392000-memory.dmp

Filesize
4.7MB

Download
memory/2812-34-0x0000000000EE0000-0x0000000001392000-memory.dmp

Filesize
4.7MB

Download
memory/2812-35-0x0000000000EE0000-0x0000000001392000-memory.dmp

Filesize
4.7MB

Download
memory/2812-36-0x0000000000EE0000-0x0000000001392000-memory.dmp

Filesize
4.7MB

Download
memory/2812-37-0x0000000000EE0000-0x0000000001392000-memory.dmp

Filesize
4.7MB

Download
memory/2812-38-0x0000000000EE0000-0x0000000001392000-memory.dmp

Filesize
4.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads