amadey | a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9

General

Target

a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exe
Size

1.8MB
MD5

6aed281d1464e3a53839bbd9e7190535
SHA1

8ea6e9ec2eb3970e0c361538fb6dbd074e5fa6c2
SHA256

a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9
SHA512

3d3312dbc5d3537143f8ee75097e9dfa5a88c59b3d0079461a6878ba1aafa232a131e8078dbf08d5e62bdd84f5833e900d4b8e0f37e80b3bbcab996b725e5366
SSDEEP

49152:FWpKS5ThF8/65kDlsW+eN3hyN0T3VsPhGlhFr5:FWcSKUkDlsJ0q0lfr

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

Processes:

a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exeskotes.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.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

Processes:

a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exeskotes.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.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

Processes:

skotes.exe

pid process

2844 skotes.exe

pid	process
2844	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

Processes:

a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exeskotes.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Wine	a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exe
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Wine	skotes.exe

Loads dropped DLL 1 IoCs

Processes:

a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exe

pid process

2492 a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exeskotes.exe

pid process

2492 a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exe
2844 skotes.exe
Drops file in Windows directory 1 IoCs

Processes:

a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exe

description ioc process

File created C:\Windows\Tasks\skotes.job a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2492	a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exe

pid	process
2492	a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exe
2844	skotes.exe

description	ioc	process
File created	C:\Windows\Tasks\skotes.job	a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exe

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

Processes:

a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exeskotes.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exeskotes.exe

pid process

2492 a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exe
2844 skotes.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exe

pid process

2492 a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exe

pid	process
2492	a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exe
2844	skotes.exe

pid	process
2492	a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exe

description	pid	process	target process
PID 2492 wrote to memory of 2844	2492	a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exe	skotes.exe
PID 2492 wrote to memory of 2844	2492	a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exe	skotes.exe
PID 2492 wrote to memory of 2844	2492	a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exe	skotes.exe
PID 2492 wrote to memory of 2844	2492	a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exe	skotes.exe

C:\Users\Admin\AppData\Local\Temp\a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.exe
"C:\Users\Admin\AppData\Local\Temp\a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9.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:2492
- 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:2844

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
6aed281d1464e3a53839bbd9e7190535

SHA1
8ea6e9ec2eb3970e0c361538fb6dbd074e5fa6c2

SHA256
a20abe49e71912d860044fdf813c7fb90f32fde51097db4b689cac9c8f7a9ac9

SHA512
3d3312dbc5d3537143f8ee75097e9dfa5a88c59b3d0079461a6878ba1aafa232a131e8078dbf08d5e62bdd84f5833e900d4b8e0f37e80b3bbcab996b725e5366

Download Submit
memory/2492-10-0x0000000000C80000-0x000000000114A000-memory.dmp

Filesize
4.8MB

Download
memory/2492-1-0x00000000774E0000-0x00000000774E2000-memory.dmp

Filesize
8KB

Download
memory/2492-2-0x0000000000C81000-0x0000000000CAF000-memory.dmp

Filesize
184KB

Download
memory/2492-3-0x0000000000C80000-0x000000000114A000-memory.dmp

Filesize
4.8MB

Download
memory/2492-5-0x0000000000C80000-0x000000000114A000-memory.dmp

Filesize
4.8MB

Download
memory/2492-0-0x0000000000C80000-0x000000000114A000-memory.dmp

Filesize
4.8MB

Download
memory/2492-17-0x0000000007310000-0x00000000077DA000-memory.dmp

Filesize
4.8MB

Download
memory/2492-15-0x0000000000C80000-0x000000000114A000-memory.dmp

Filesize
4.8MB

Download
memory/2844-25-0x0000000000A50000-0x0000000000F1A000-memory.dmp

Filesize
4.8MB

Download
memory/2844-29-0x0000000000A50000-0x0000000000F1A000-memory.dmp

Filesize
4.8MB

Download
memory/2844-20-0x0000000000A50000-0x0000000000F1A000-memory.dmp

Filesize
4.8MB

Download
memory/2844-22-0x0000000000A50000-0x0000000000F1A000-memory.dmp

Filesize
4.8MB

Download
memory/2844-23-0x0000000000A50000-0x0000000000F1A000-memory.dmp

Filesize
4.8MB

Download
memory/2844-18-0x0000000000A50000-0x0000000000F1A000-memory.dmp

Filesize
4.8MB

Download
memory/2844-26-0x0000000000A50000-0x0000000000F1A000-memory.dmp

Filesize
4.8MB

Download
memory/2844-27-0x0000000000A50000-0x0000000000F1A000-memory.dmp

Filesize
4.8MB

Download
memory/2844-28-0x0000000000A50000-0x0000000000F1A000-memory.dmp

Filesize
4.8MB

Download
memory/2844-19-0x0000000000A50000-0x0000000000F1A000-memory.dmp

Filesize
4.8MB

Download
memory/2844-30-0x0000000000A50000-0x0000000000F1A000-memory.dmp

Filesize
4.8MB

Download
memory/2844-31-0x0000000000A50000-0x0000000000F1A000-memory.dmp

Filesize
4.8MB

Download
memory/2844-32-0x0000000000A50000-0x0000000000F1A000-memory.dmp

Filesize
4.8MB

Download
memory/2844-33-0x0000000000A50000-0x0000000000F1A000-memory.dmp

Filesize
4.8MB

Download
memory/2844-34-0x0000000000A50000-0x0000000000F1A000-memory.dmp

Filesize
4.8MB

Download
memory/2844-35-0x0000000000A50000-0x0000000000F1A000-memory.dmp

Filesize
4.8MB

Download
memory/2844-36-0x0000000000A50000-0x0000000000F1A000-memory.dmp

Filesize
4.8MB

Download
memory/2844-37-0x0000000000A50000-0x0000000000F1A000-memory.dmp

Filesize
4.8MB

Download
memory/2844-38-0x0000000000A50000-0x0000000000F1A000-memory.dmp

Filesize
4.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads