amadey | cd382ef8521c6dafc7eba8ff58373be650f8cfb9142133e1ef9decf0a93fa2bd

General

Target

cd382ef8521c6dafc7eba8ff58373be650f8cfb9142133e1ef9decf0a93fa2bd.exe
Size

3.0MB
MD5

2403937faddd91bc030343f0369d4bc9
SHA1

368d948876e5add93853813dc5cbb883aaaeacb9
SHA256

cd382ef8521c6dafc7eba8ff58373be650f8cfb9142133e1ef9decf0a93fa2bd
SHA512

1a769dceda14513b1fb9c801b9c30d8356990edc65e769663f4ce7c8ea71c6727b82a331681c0df613fbd4da12ae3ad3a8ff588f09f6ab3f78746262873e77af
SSDEEP

49152:RHbEBmO8y5pCzutXBzmdLKP8dztZEPfBXfJrpm3yf:RH4B4y5pCziXBzyLnVtZsB

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__	cd382ef8521c6dafc7eba8ff58373be650f8cfb9142133e1ef9decf0a93fa2bd.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	cd382ef8521c6dafc7eba8ff58373be650f8cfb9142133e1ef9decf0a93fa2bd.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	cd382ef8521c6dafc7eba8ff58373be650f8cfb9142133e1ef9decf0a93fa2bd.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
2092	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	cd382ef8521c6dafc7eba8ff58373be650f8cfb9142133e1ef9decf0a93fa2bd.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Wine	skotes.exe

Loads dropped DLL 1 IoCs

pid	Process
2364	cd382ef8521c6dafc7eba8ff58373be650f8cfb9142133e1ef9decf0a93fa2bd.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2364	cd382ef8521c6dafc7eba8ff58373be650f8cfb9142133e1ef9decf0a93fa2bd.exe
2092	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	cd382ef8521c6dafc7eba8ff58373be650f8cfb9142133e1ef9decf0a93fa2bd.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	cd382ef8521c6dafc7eba8ff58373be650f8cfb9142133e1ef9decf0a93fa2bd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2364	cd382ef8521c6dafc7eba8ff58373be650f8cfb9142133e1ef9decf0a93fa2bd.exe
2092	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2364	cd382ef8521c6dafc7eba8ff58373be650f8cfb9142133e1ef9decf0a93fa2bd.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2364 wrote to memory of 2092	2364	cd382ef8521c6dafc7eba8ff58373be650f8cfb9142133e1ef9decf0a93fa2bd.exe	30
PID 2364 wrote to memory of 2092	2364	cd382ef8521c6dafc7eba8ff58373be650f8cfb9142133e1ef9decf0a93fa2bd.exe	30
PID 2364 wrote to memory of 2092	2364	cd382ef8521c6dafc7eba8ff58373be650f8cfb9142133e1ef9decf0a93fa2bd.exe	30
PID 2364 wrote to memory of 2092	2364	cd382ef8521c6dafc7eba8ff58373be650f8cfb9142133e1ef9decf0a93fa2bd.exe	30

C:\Users\Admin\AppData\Local\Temp\cd382ef8521c6dafc7eba8ff58373be650f8cfb9142133e1ef9decf0a93fa2bd.exe
"C:\Users\Admin\AppData\Local\Temp\cd382ef8521c6dafc7eba8ff58373be650f8cfb9142133e1ef9decf0a93fa2bd.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:2364
- 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:2092

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
3.0MB

MD5
2403937faddd91bc030343f0369d4bc9

SHA1
368d948876e5add93853813dc5cbb883aaaeacb9

SHA256
cd382ef8521c6dafc7eba8ff58373be650f8cfb9142133e1ef9decf0a93fa2bd

SHA512
1a769dceda14513b1fb9c801b9c30d8356990edc65e769663f4ce7c8ea71c6727b82a331681c0df613fbd4da12ae3ad3a8ff588f09f6ab3f78746262873e77af

Download Submit
memory/2092-24-0x0000000000B90000-0x0000000000E9F000-memory.dmp

Filesize
3.1MB

Download
memory/2092-27-0x0000000000B90000-0x0000000000E9F000-memory.dmp

Filesize
3.1MB

Download
memory/2092-25-0x0000000000B90000-0x0000000000E9F000-memory.dmp

Filesize
3.1MB

Download
memory/2092-39-0x0000000000B90000-0x0000000000E9F000-memory.dmp

Filesize
3.1MB

Download
memory/2092-26-0x0000000000B91000-0x0000000000BF9000-memory.dmp

Filesize
416KB

Download
memory/2092-38-0x0000000000B90000-0x0000000000E9F000-memory.dmp

Filesize
3.1MB

Download
memory/2092-17-0x0000000000B90000-0x0000000000E9F000-memory.dmp

Filesize
3.1MB

Download
memory/2092-37-0x0000000000B90000-0x0000000000E9F000-memory.dmp

Filesize
3.1MB

Download
memory/2092-36-0x0000000000B90000-0x0000000000E9F000-memory.dmp

Filesize
3.1MB

Download
memory/2092-19-0x0000000000B91000-0x0000000000BF9000-memory.dmp

Filesize
416KB

Download
memory/2092-20-0x0000000000B90000-0x0000000000E9F000-memory.dmp

Filesize
3.1MB

Download
memory/2092-32-0x0000000000B90000-0x0000000000E9F000-memory.dmp

Filesize
3.1MB

Download
memory/2092-23-0x0000000000B90000-0x0000000000E9F000-memory.dmp

Filesize
3.1MB

Download
memory/2092-35-0x0000000000B90000-0x0000000000E9F000-memory.dmp

Filesize
3.1MB

Download
memory/2092-34-0x0000000000B90000-0x0000000000E9F000-memory.dmp

Filesize
3.1MB

Download
memory/2092-33-0x0000000000B90000-0x0000000000E9F000-memory.dmp

Filesize
3.1MB

Download
memory/2092-22-0x0000000000B90000-0x0000000000E9F000-memory.dmp

Filesize
3.1MB

Download
memory/2092-28-0x0000000000B90000-0x0000000000E9F000-memory.dmp

Filesize
3.1MB

Download
memory/2092-29-0x0000000000B90000-0x0000000000E9F000-memory.dmp

Filesize
3.1MB

Download
memory/2092-30-0x0000000000B90000-0x0000000000E9F000-memory.dmp

Filesize
3.1MB

Download
memory/2092-31-0x0000000000B90000-0x0000000000E9F000-memory.dmp

Filesize
3.1MB

Download
memory/2364-18-0x00000000001D1000-0x0000000000239000-memory.dmp

Filesize
416KB

Download
memory/2364-1-0x0000000077400000-0x0000000077402000-memory.dmp

Filesize
8KB

Download
memory/2364-3-0x00000000001D0000-0x00000000004DF000-memory.dmp

Filesize
3.1MB

Download
memory/2364-0-0x00000000001D0000-0x00000000004DF000-memory.dmp

Filesize
3.1MB

Download
memory/2364-2-0x00000000001D1000-0x0000000000239000-memory.dmp

Filesize
416KB

Download
memory/2364-13-0x0000000006710000-0x0000000006A1F000-memory.dmp

Filesize
3.1MB

Download
memory/2364-16-0x00000000001D0000-0x00000000004DF000-memory.dmp

Filesize
3.1MB

Download
memory/2364-4-0x00000000001D0000-0x00000000004DF000-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