amadey | ec05a90b885f1c109c76ee81f0e67b0401ac2ebf65e60c3750604bfbe78849b6

General

Target

ec05a90b885f1c109c76ee81f0e67b0401ac2ebf65e60c3750604bfbe78849b6.exe
Size

3.1MB
MD5

00d7afcfd2a0d73e97bae5eb53759e20
SHA1

98709da0be5821ed926a91dbf150be86096dbd31
SHA256

ec05a90b885f1c109c76ee81f0e67b0401ac2ebf65e60c3750604bfbe78849b6
SHA512

cc5c642e9be05af13b7be6f0d7532b3d8f3c80f8cc07d2bd73546e59707d3127d6f0f5c4c6b40c21460f5fa01e5ce890af375474b59ee3aa61a1288445dcbbf2
SSDEEP

49152:Xzaozin2JQXMQ4utxrM2K20bZVel4fh15hefZnml:1in2JQXV4utZM2K20fel4515wfZml

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__	ec05a90b885f1c109c76ee81f0e67b0401ac2ebf65e60c3750604bfbe78849b6.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	ec05a90b885f1c109c76ee81f0e67b0401ac2ebf65e60c3750604bfbe78849b6.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	ec05a90b885f1c109c76ee81f0e67b0401ac2ebf65e60c3750604bfbe78849b6.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
2740	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	ec05a90b885f1c109c76ee81f0e67b0401ac2ebf65e60c3750604bfbe78849b6.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Wine	skotes.exe

Loads dropped DLL 1 IoCs

pid	Process
2156	ec05a90b885f1c109c76ee81f0e67b0401ac2ebf65e60c3750604bfbe78849b6.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2156	ec05a90b885f1c109c76ee81f0e67b0401ac2ebf65e60c3750604bfbe78849b6.exe
2740	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	ec05a90b885f1c109c76ee81f0e67b0401ac2ebf65e60c3750604bfbe78849b6.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	ec05a90b885f1c109c76ee81f0e67b0401ac2ebf65e60c3750604bfbe78849b6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2156	ec05a90b885f1c109c76ee81f0e67b0401ac2ebf65e60c3750604bfbe78849b6.exe
2740	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2156	ec05a90b885f1c109c76ee81f0e67b0401ac2ebf65e60c3750604bfbe78849b6.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2156 wrote to memory of 2740	2156	ec05a90b885f1c109c76ee81f0e67b0401ac2ebf65e60c3750604bfbe78849b6.exe	30
PID 2156 wrote to memory of 2740	2156	ec05a90b885f1c109c76ee81f0e67b0401ac2ebf65e60c3750604bfbe78849b6.exe	30
PID 2156 wrote to memory of 2740	2156	ec05a90b885f1c109c76ee81f0e67b0401ac2ebf65e60c3750604bfbe78849b6.exe	30
PID 2156 wrote to memory of 2740	2156	ec05a90b885f1c109c76ee81f0e67b0401ac2ebf65e60c3750604bfbe78849b6.exe	30

C:\Users\Admin\AppData\Local\Temp\ec05a90b885f1c109c76ee81f0e67b0401ac2ebf65e60c3750604bfbe78849b6.exe
"C:\Users\Admin\AppData\Local\Temp\ec05a90b885f1c109c76ee81f0e67b0401ac2ebf65e60c3750604bfbe78849b6.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:2156
- 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:2740

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
00d7afcfd2a0d73e97bae5eb53759e20

SHA1
98709da0be5821ed926a91dbf150be86096dbd31

SHA256
ec05a90b885f1c109c76ee81f0e67b0401ac2ebf65e60c3750604bfbe78849b6

SHA512
cc5c642e9be05af13b7be6f0d7532b3d8f3c80f8cc07d2bd73546e59707d3127d6f0f5c4c6b40c21460f5fa01e5ce890af375474b59ee3aa61a1288445dcbbf2

Download Submit
memory/2156-15-0x0000000000DD0000-0x00000000010EE000-memory.dmp

Filesize
3.1MB

Download
memory/2156-1-0x0000000077B90000-0x0000000077B92000-memory.dmp

Filesize
8KB

Download
memory/2156-2-0x0000000000DD1000-0x0000000000E39000-memory.dmp

Filesize
416KB

Download
memory/2156-3-0x0000000000DD0000-0x00000000010EE000-memory.dmp

Filesize
3.1MB

Download
memory/2156-5-0x0000000000DD0000-0x00000000010EE000-memory.dmp

Filesize
3.1MB

Download
memory/2156-17-0x0000000000DD1000-0x0000000000E39000-memory.dmp

Filesize
416KB

Download
memory/2156-0-0x0000000000DD0000-0x00000000010EE000-memory.dmp

Filesize
3.1MB

Download
memory/2740-24-0x0000000001310000-0x000000000162E000-memory.dmp

Filesize
3.1MB

Download
memory/2740-29-0x0000000001310000-0x000000000162E000-memory.dmp

Filesize
3.1MB

Download
memory/2740-18-0x0000000001311000-0x0000000001379000-memory.dmp

Filesize
416KB

Download
memory/2740-21-0x0000000001310000-0x000000000162E000-memory.dmp

Filesize
3.1MB

Download
memory/2740-22-0x0000000001310000-0x000000000162E000-memory.dmp

Filesize
3.1MB

Download
memory/2740-23-0x0000000001311000-0x0000000001379000-memory.dmp

Filesize
416KB

Download
memory/2740-16-0x0000000001310000-0x000000000162E000-memory.dmp

Filesize
3.1MB

Download
memory/2740-25-0x0000000001310000-0x000000000162E000-memory.dmp

Filesize
3.1MB

Download
memory/2740-26-0x0000000001310000-0x000000000162E000-memory.dmp

Filesize
3.1MB

Download
memory/2740-27-0x0000000001310000-0x000000000162E000-memory.dmp

Filesize
3.1MB

Download
memory/2740-28-0x0000000001310000-0x000000000162E000-memory.dmp

Filesize
3.1MB

Download
memory/2740-19-0x0000000001310000-0x000000000162E000-memory.dmp

Filesize
3.1MB

Download
memory/2740-30-0x0000000001310000-0x000000000162E000-memory.dmp

Filesize
3.1MB

Download
memory/2740-31-0x0000000001310000-0x000000000162E000-memory.dmp

Filesize
3.1MB

Download
memory/2740-32-0x0000000001310000-0x000000000162E000-memory.dmp

Filesize
3.1MB

Download
memory/2740-33-0x0000000001310000-0x000000000162E000-memory.dmp

Filesize
3.1MB

Download
memory/2740-34-0x0000000001310000-0x000000000162E000-memory.dmp

Filesize
3.1MB

Download
memory/2740-35-0x0000000001310000-0x000000000162E000-memory.dmp

Filesize
3.1MB

Download
memory/2740-36-0x0000000001310000-0x000000000162E000-memory.dmp

Filesize
3.1MB

Download
memory/2740-37-0x0000000001310000-0x000000000162E000-memory.dmp

Filesize
3.1MB

Download
memory/2740-38-0x0000000001310000-0x000000000162E000-memory.dmp

Filesize
3.1MB

Download
memory/2740-39-0x0000000001310000-0x000000000162E000-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