amadey | cba750124fddab3167beca6636796dea8b550295dcb2852a7d8289458df36fe9

General

Target

cba750124fddab3167beca6636796dea8b550295dcb2852a7d8289458df36fe9.exe
Size

3.1MB
MD5

33784ca3e325dc94c00036859c595449
SHA1

214251f24f0574341c3fafd4f0833126e569bc03
SHA256

cba750124fddab3167beca6636796dea8b550295dcb2852a7d8289458df36fe9
SHA512

f78401344005bf396083a02da250144374dcfbd7da11f8b5513badd1a5fa0216a647e1f390d61971625585fe7a9543c06e2cb5a9480f31d50b385180017a2ad0
SSDEEP

49152:JDfobApeIWUon0TdJ34KWPbhpej1KhBpeMkxsOiX/:JDfJpon05J3dWjhMKReDA

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__	cba750124fddab3167beca6636796dea8b550295dcb2852a7d8289458df36fe9.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	cba750124fddab3167beca6636796dea8b550295dcb2852a7d8289458df36fe9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	cba750124fddab3167beca6636796dea8b550295dcb2852a7d8289458df36fe9.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
2228	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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Wine	cba750124fddab3167beca6636796dea8b550295dcb2852a7d8289458df36fe9.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Wine	skotes.exe

Loads dropped DLL 1 IoCs

pid	Process
2080	cba750124fddab3167beca6636796dea8b550295dcb2852a7d8289458df36fe9.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2080	cba750124fddab3167beca6636796dea8b550295dcb2852a7d8289458df36fe9.exe
2228	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	cba750124fddab3167beca6636796dea8b550295dcb2852a7d8289458df36fe9.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	cba750124fddab3167beca6636796dea8b550295dcb2852a7d8289458df36fe9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2080	cba750124fddab3167beca6636796dea8b550295dcb2852a7d8289458df36fe9.exe
2228	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2080	cba750124fddab3167beca6636796dea8b550295dcb2852a7d8289458df36fe9.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2080 wrote to memory of 2228	2080	cba750124fddab3167beca6636796dea8b550295dcb2852a7d8289458df36fe9.exe	30
PID 2080 wrote to memory of 2228	2080	cba750124fddab3167beca6636796dea8b550295dcb2852a7d8289458df36fe9.exe	30
PID 2080 wrote to memory of 2228	2080	cba750124fddab3167beca6636796dea8b550295dcb2852a7d8289458df36fe9.exe	30
PID 2080 wrote to memory of 2228	2080	cba750124fddab3167beca6636796dea8b550295dcb2852a7d8289458df36fe9.exe	30

C:\Users\Admin\AppData\Local\Temp\cba750124fddab3167beca6636796dea8b550295dcb2852a7d8289458df36fe9.exe
"C:\Users\Admin\AppData\Local\Temp\cba750124fddab3167beca6636796dea8b550295dcb2852a7d8289458df36fe9.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:2080
- 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:2228

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

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

Filesize
3.1MB

MD5
33784ca3e325dc94c00036859c595449

SHA1
214251f24f0574341c3fafd4f0833126e569bc03

SHA256
cba750124fddab3167beca6636796dea8b550295dcb2852a7d8289458df36fe9

SHA512
f78401344005bf396083a02da250144374dcfbd7da11f8b5513badd1a5fa0216a647e1f390d61971625585fe7a9543c06e2cb5a9480f31d50b385180017a2ad0

Download Submit
memory/2080-16-0x0000000006D80000-0x0000000007098000-memory.dmp

Filesize
3.1MB

Download
memory/2080-1-0x0000000077130000-0x0000000077132000-memory.dmp

Filesize
8KB

Download
memory/2080-2-0x0000000000A61000-0x0000000000AC9000-memory.dmp

Filesize
416KB

Download
memory/2080-3-0x0000000000A60000-0x0000000000D78000-memory.dmp

Filesize
3.1MB

Download
memory/2080-4-0x0000000000A60000-0x0000000000D78000-memory.dmp

Filesize
3.1MB

Download
memory/2080-15-0x0000000000A60000-0x0000000000D78000-memory.dmp

Filesize
3.1MB

Download
memory/2080-17-0x0000000000A61000-0x0000000000AC9000-memory.dmp

Filesize
416KB

Download
memory/2080-0-0x0000000000A60000-0x0000000000D78000-memory.dmp

Filesize
3.1MB

Download
memory/2228-24-0x0000000001390000-0x00000000016A8000-memory.dmp

Filesize
3.1MB

Download
memory/2228-30-0x0000000001390000-0x00000000016A8000-memory.dmp

Filesize
3.1MB

Download
memory/2228-19-0x0000000001391000-0x00000000013F9000-memory.dmp

Filesize
416KB

Download
memory/2228-22-0x0000000001390000-0x00000000016A8000-memory.dmp

Filesize
3.1MB

Download
memory/2228-23-0x0000000001390000-0x00000000016A8000-memory.dmp

Filesize
3.1MB

Download
memory/2228-18-0x0000000001390000-0x00000000016A8000-memory.dmp

Filesize
3.1MB

Download
memory/2228-25-0x0000000001390000-0x00000000016A8000-memory.dmp

Filesize
3.1MB

Download
memory/2228-26-0x0000000001391000-0x00000000013F9000-memory.dmp

Filesize
416KB

Download
memory/2228-27-0x0000000001390000-0x00000000016A8000-memory.dmp

Filesize
3.1MB

Download
memory/2228-28-0x0000000001390000-0x00000000016A8000-memory.dmp

Filesize
3.1MB

Download
memory/2228-29-0x0000000001390000-0x00000000016A8000-memory.dmp

Filesize
3.1MB

Download
memory/2228-20-0x0000000001390000-0x00000000016A8000-memory.dmp

Filesize
3.1MB

Download
memory/2228-31-0x0000000001390000-0x00000000016A8000-memory.dmp

Filesize
3.1MB

Download
memory/2228-32-0x0000000001390000-0x00000000016A8000-memory.dmp

Filesize
3.1MB

Download
memory/2228-33-0x0000000001390000-0x00000000016A8000-memory.dmp

Filesize
3.1MB

Download
memory/2228-34-0x0000000001390000-0x00000000016A8000-memory.dmp

Filesize
3.1MB

Download
memory/2228-35-0x0000000001390000-0x00000000016A8000-memory.dmp

Filesize
3.1MB

Download
memory/2228-36-0x0000000001390000-0x00000000016A8000-memory.dmp

Filesize
3.1MB

Download
memory/2228-37-0x0000000001390000-0x00000000016A8000-memory.dmp

Filesize
3.1MB

Download
memory/2228-38-0x0000000001390000-0x00000000016A8000-memory.dmp

Filesize
3.1MB

Download
memory/2228-39-0x0000000001390000-0x00000000016A8000-memory.dmp

Filesize
3.1MB

Download
memory/2228-40-0x0000000001390000-0x00000000016A8000-memory.dmp

Filesize
3.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads