amadey | e9ec73f8477faa71fbc7546d41174906e4a02a88a823ed3378373d661175d18d

General

Target

file.exe
Size

2.9MB
MD5

8a6df8d3bab93a45abfec4947c817b93
SHA1

94cc2a82869276fd48a17019971d606c3fe6abc0
SHA256

e9ec73f8477faa71fbc7546d41174906e4a02a88a823ed3378373d661175d18d
SHA512

3af6e9df139d2a51095d07fd45bef9ee8f99dcaf8b70eabed25fc64c9dc9bbfb54445470e007b6c6b67ed2bf4f8df3336099db87ec3b959aeb6c23570441133c
SSDEEP

49152:Yu/hmcGcq7VRaizO/0kizrIYRpxu4JxqTsmEO:d/hmcGcq7VRaizO/0rMSBJ53O

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 4 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	file.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe

Checks BIOS information in registry 2 TTPs 8 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\VideoBiosVersion	file.exe
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	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
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	file.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	file.exe

Executes dropped EXE 3 IoCs

pid	Process
2768	skotes.exe
4624	skotes.exe
2000	skotes.exe

Identifies Wine through registry keys 2 TTPs 4 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-1-5-21-1045960512-3948844814-3059691613-1000\Software\Wine	file.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Wine	skotes.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
4016	file.exe
2768	skotes.exe
4624	skotes.exe
2000	skotes.exe

Drops file in Windows directory 1 IoCs

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

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4016	file.exe
4016	file.exe
2768	skotes.exe
2768	skotes.exe
4624	skotes.exe
4624	skotes.exe
2000	skotes.exe
2000	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4016	file.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4016 wrote to memory of 2768	4016	file.exe	83
PID 4016 wrote to memory of 2768	4016	file.exe	83
PID 4016 wrote to memory of 2768	4016	file.exe	83

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Identifies Wine through registry keys
- 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:4016
- 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:2768

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
1⤵
- 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
- Suspicious behavior: EnumeratesProcesses
PID:4624

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
1⤵
- 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
- Suspicious behavior: EnumeratesProcesses
PID:2000

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

4

T1012

System Information Discovery

3

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
2.9MB

MD5
8a6df8d3bab93a45abfec4947c817b93

SHA1
94cc2a82869276fd48a17019971d606c3fe6abc0

SHA256
e9ec73f8477faa71fbc7546d41174906e4a02a88a823ed3378373d661175d18d

SHA512
3af6e9df139d2a51095d07fd45bef9ee8f99dcaf8b70eabed25fc64c9dc9bbfb54445470e007b6c6b67ed2bf4f8df3336099db87ec3b959aeb6c23570441133c

Download Submit
memory/2000-44-0x0000000000E10000-0x0000000001137000-memory.dmp

Filesize
3.2MB

Download
memory/2000-43-0x0000000000E10000-0x0000000001137000-memory.dmp

Filesize
3.2MB

Download
memory/2768-28-0x0000000000E10000-0x0000000001137000-memory.dmp

Filesize
3.2MB

Download
memory/2768-39-0x0000000000E10000-0x0000000001137000-memory.dmp

Filesize
3.2MB

Download
memory/2768-29-0x0000000000E10000-0x0000000001137000-memory.dmp

Filesize
3.2MB

Download
memory/2768-18-0x0000000000E10000-0x0000000001137000-memory.dmp

Filesize
3.2MB

Download
memory/2768-46-0x0000000000E10000-0x0000000001137000-memory.dmp

Filesize
3.2MB

Download
memory/2768-19-0x0000000000E11000-0x0000000000E3F000-memory.dmp

Filesize
184KB

Download
memory/2768-20-0x0000000000E10000-0x0000000001137000-memory.dmp

Filesize
3.2MB

Download
memory/2768-21-0x0000000000E10000-0x0000000001137000-memory.dmp

Filesize
3.2MB

Download
memory/2768-22-0x0000000000E10000-0x0000000001137000-memory.dmp

Filesize
3.2MB

Download
memory/2768-23-0x0000000000E10000-0x0000000001137000-memory.dmp

Filesize
3.2MB

Download
memory/2768-24-0x0000000000E10000-0x0000000001137000-memory.dmp

Filesize
3.2MB

Download
memory/2768-26-0x0000000000E10000-0x0000000001137000-memory.dmp

Filesize
3.2MB

Download
memory/2768-27-0x0000000000E10000-0x0000000001137000-memory.dmp

Filesize
3.2MB

Download
memory/2768-45-0x0000000000E10000-0x0000000001137000-memory.dmp

Filesize
3.2MB

Download
memory/2768-47-0x0000000000E10000-0x0000000001137000-memory.dmp

Filesize
3.2MB

Download
memory/2768-41-0x0000000000E10000-0x0000000001137000-memory.dmp

Filesize
3.2MB

Download
memory/2768-40-0x0000000000E10000-0x0000000001137000-memory.dmp

Filesize
3.2MB

Download
memory/2768-38-0x0000000000E10000-0x0000000001137000-memory.dmp

Filesize
3.2MB

Download
memory/2768-37-0x0000000000E10000-0x0000000001137000-memory.dmp

Filesize
3.2MB

Download
memory/2768-36-0x0000000000E10000-0x0000000001137000-memory.dmp

Filesize
3.2MB

Download
memory/4016-4-0x0000000000A90000-0x0000000000DB7000-memory.dmp

Filesize
3.2MB

Download
memory/4016-3-0x0000000000A90000-0x0000000000DB7000-memory.dmp

Filesize
3.2MB

Download
memory/4016-2-0x0000000000A91000-0x0000000000ABF000-memory.dmp

Filesize
184KB

Download
memory/4016-1-0x0000000077634000-0x0000000077636000-memory.dmp

Filesize
8KB

Download
memory/4016-0-0x0000000000A90000-0x0000000000DB7000-memory.dmp

Filesize
3.2MB

Download
memory/4016-17-0x0000000000A90000-0x0000000000DB7000-memory.dmp

Filesize
3.2MB

Download
memory/4624-35-0x0000000000E10000-0x0000000001137000-memory.dmp

Filesize
3.2MB

Download
memory/4624-33-0x0000000000E10000-0x0000000001137000-memory.dmp

Filesize
3.2MB

Download
memory/4624-32-0x0000000000E10000-0x0000000001137000-memory.dmp

Filesize
3.2MB

Download
memory/4624-31-0x0000000000E10000-0x0000000001137000-memory.dmp

Filesize
3.2MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads