amadey | fb61ce1f44e6dac66f74913139901ff98a67dd41067b6c1026c3b60e5780b29d

General

Target

fb61ce1f44e6dac66f74913139901ff98a67dd41067b6c1026c3b60e5780b29d.exe
Size

3.1MB
MD5

a6f6891fa625bb88fb785f4298b7d9cb
SHA1

af3b8422ea1782dcea0bd0273aae8ccc8af394d1
SHA256

fb61ce1f44e6dac66f74913139901ff98a67dd41067b6c1026c3b60e5780b29d
SHA512

dbfb769e72e61db186105cdc2e114658b9f71928a6db7bcf87f5fb69fe5c3c5fe85446bb721d22add887fa87633dde76ce24f37e11cc648842fe8b48004a003c
SSDEEP

49152:FL7fvQ6UCXF94rozobptoByCoUUCUTy3ucnZm:dQJWr4rozEt9Czb3PZm

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__	fb61ce1f44e6dac66f74913139901ff98a67dd41067b6c1026c3b60e5780b29d.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	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	fb61ce1f44e6dac66f74913139901ff98a67dd41067b6c1026c3b60e5780b29d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	fb61ce1f44e6dac66f74913139901ff98a67dd41067b6c1026c3b60e5780b29d.exe

Executes dropped EXE 1 IoCs

pid	Process
2128	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-1-5-21-3533259084-2542256011-65585152-1000\Software\Wine	fb61ce1f44e6dac66f74913139901ff98a67dd41067b6c1026c3b60e5780b29d.exe
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Wine	skotes.exe

Loads dropped DLL 1 IoCs

pid	Process
2340	fb61ce1f44e6dac66f74913139901ff98a67dd41067b6c1026c3b60e5780b29d.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2340	fb61ce1f44e6dac66f74913139901ff98a67dd41067b6c1026c3b60e5780b29d.exe
2128	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	fb61ce1f44e6dac66f74913139901ff98a67dd41067b6c1026c3b60e5780b29d.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	fb61ce1f44e6dac66f74913139901ff98a67dd41067b6c1026c3b60e5780b29d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2340	fb61ce1f44e6dac66f74913139901ff98a67dd41067b6c1026c3b60e5780b29d.exe
2128	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2340	fb61ce1f44e6dac66f74913139901ff98a67dd41067b6c1026c3b60e5780b29d.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2340 wrote to memory of 2128	2340	fb61ce1f44e6dac66f74913139901ff98a67dd41067b6c1026c3b60e5780b29d.exe	30
PID 2340 wrote to memory of 2128	2340	fb61ce1f44e6dac66f74913139901ff98a67dd41067b6c1026c3b60e5780b29d.exe	30
PID 2340 wrote to memory of 2128	2340	fb61ce1f44e6dac66f74913139901ff98a67dd41067b6c1026c3b60e5780b29d.exe	30
PID 2340 wrote to memory of 2128	2340	fb61ce1f44e6dac66f74913139901ff98a67dd41067b6c1026c3b60e5780b29d.exe	30

C:\Users\Admin\AppData\Local\Temp\fb61ce1f44e6dac66f74913139901ff98a67dd41067b6c1026c3b60e5780b29d.exe
"C:\Users\Admin\AppData\Local\Temp\fb61ce1f44e6dac66f74913139901ff98a67dd41067b6c1026c3b60e5780b29d.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:2340
- 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:2128

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
a6f6891fa625bb88fb785f4298b7d9cb

SHA1
af3b8422ea1782dcea0bd0273aae8ccc8af394d1

SHA256
fb61ce1f44e6dac66f74913139901ff98a67dd41067b6c1026c3b60e5780b29d

SHA512
dbfb769e72e61db186105cdc2e114658b9f71928a6db7bcf87f5fb69fe5c3c5fe85446bb721d22add887fa87633dde76ce24f37e11cc648842fe8b48004a003c

Download Submit
memory/2128-32-0x0000000000BD0000-0x0000000000EF6000-memory.dmp

Filesize
3.1MB

Download
memory/2128-22-0x0000000000BD0000-0x0000000000EF6000-memory.dmp

Filesize
3.1MB

Download
memory/2128-26-0x0000000000BD1000-0x0000000000C39000-memory.dmp

Filesize
416KB

Download
memory/2128-25-0x0000000000BD0000-0x0000000000EF6000-memory.dmp

Filesize
3.1MB

Download
memory/2128-40-0x0000000000BD0000-0x0000000000EF6000-memory.dmp

Filesize
3.1MB

Download
memory/2128-17-0x0000000000BD0000-0x0000000000EF6000-memory.dmp

Filesize
3.1MB

Download
memory/2128-39-0x0000000000BD0000-0x0000000000EF6000-memory.dmp

Filesize
3.1MB

Download
memory/2128-38-0x0000000000BD0000-0x0000000000EF6000-memory.dmp

Filesize
3.1MB

Download
memory/2128-37-0x0000000000BD0000-0x0000000000EF6000-memory.dmp

Filesize
3.1MB

Download
memory/2128-19-0x0000000000BD1000-0x0000000000C39000-memory.dmp

Filesize
416KB

Download
memory/2128-20-0x0000000000BD0000-0x0000000000EF6000-memory.dmp

Filesize
3.1MB

Download
memory/2128-34-0x0000000000BD0000-0x0000000000EF6000-memory.dmp

Filesize
3.1MB

Download
memory/2128-23-0x0000000000BD0000-0x0000000000EF6000-memory.dmp

Filesize
3.1MB

Download
memory/2128-24-0x0000000000BD0000-0x0000000000EF6000-memory.dmp

Filesize
3.1MB

Download
memory/2128-41-0x0000000000BD0000-0x0000000000EF6000-memory.dmp

Filesize
3.1MB

Download
memory/2128-36-0x0000000000BD0000-0x0000000000EF6000-memory.dmp

Filesize
3.1MB

Download
memory/2128-27-0x0000000000BD0000-0x0000000000EF6000-memory.dmp

Filesize
3.1MB

Download
memory/2128-29-0x0000000000BD0000-0x0000000000EF6000-memory.dmp

Filesize
3.1MB

Download
memory/2128-30-0x0000000000BD0000-0x0000000000EF6000-memory.dmp

Filesize
3.1MB

Download
memory/2128-31-0x0000000000BD0000-0x0000000000EF6000-memory.dmp

Filesize
3.1MB

Download
memory/2128-35-0x0000000000BD0000-0x0000000000EF6000-memory.dmp

Filesize
3.1MB

Download
memory/2128-33-0x0000000000BD0000-0x0000000000EF6000-memory.dmp

Filesize
3.1MB

Download
memory/2340-18-0x0000000000271000-0x00000000002D9000-memory.dmp

Filesize
416KB

Download
memory/2340-0-0x0000000000270000-0x0000000000596000-memory.dmp

Filesize
3.1MB

Download
memory/2340-3-0x0000000000270000-0x0000000000596000-memory.dmp

Filesize
3.1MB

Download
memory/2340-2-0x0000000000271000-0x00000000002D9000-memory.dmp

Filesize
416KB

Download
memory/2340-14-0x0000000000270000-0x0000000000596000-memory.dmp

Filesize
3.1MB

Download
memory/2340-15-0x00000000068D0000-0x0000000006BF6000-memory.dmp

Filesize
3.1MB

Download
memory/2340-1-0x0000000077820000-0x0000000077822000-memory.dmp

Filesize
8KB

Download
memory/2340-5-0x0000000000270000-0x0000000000596000-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