amadey | 2f423ea9129684a3f39d3ca8aebc3c470f6895786c4277815307ede64e160deb

General

Target

random.exe?Y.exe
Size

2.8MB
MD5

5c4d6b420293fbf347f649016fab86f8
SHA1

242b846ca8d55d7d40527d2494a1a3d83e9cba1e
SHA256

2f423ea9129684a3f39d3ca8aebc3c470f6895786c4277815307ede64e160deb
SHA512

e0475c4f8954c40b41a5c56b9024cc5448f82c98877c0964679ace18504255e68a7d6a334c7c29616ffb1fef07b8fd23fb82a8d09c3dc3e30fcb6495ea808fdf
SSDEEP

49152:gbeCjCycKq+4fXq3hnb/KoTaom8SayudX:gbeCj7cKqZfXq3hbVurayuJ

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__	random.exe_Y.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	random.exe_Y.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	random.exe_Y.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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	random.exe_Y.exe

Executes dropped EXE 3 IoCs

pid	Process
4320	skotes.exe
3616	skotes.exe
4100	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-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine	random.exe_Y.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Wine	skotes.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
1192	random.exe_Y.exe
4320	skotes.exe
3616	skotes.exe
4100	skotes.exe

Drops file in Windows directory 1 IoCs

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

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1192	random.exe_Y.exe
1192	random.exe_Y.exe
4320	skotes.exe
4320	skotes.exe
3616	skotes.exe
3616	skotes.exe
4100	skotes.exe
4100	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1192	random.exe_Y.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1192 wrote to memory of 4320	1192	random.exe_Y.exe	85
PID 1192 wrote to memory of 4320	1192	random.exe_Y.exe	85
PID 1192 wrote to memory of 4320	1192	random.exe_Y.exe	85

C:\Users\Admin\AppData\Local\Temp\random.exe_Y.exe
"C:\Users\Admin\AppData\Local\Temp\random.exe_Y.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:1192
- 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:4320

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:3616

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:4100

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
2.8MB

MD5
5c4d6b420293fbf347f649016fab86f8

SHA1
242b846ca8d55d7d40527d2494a1a3d83e9cba1e

SHA256
2f423ea9129684a3f39d3ca8aebc3c470f6895786c4277815307ede64e160deb

SHA512
e0475c4f8954c40b41a5c56b9024cc5448f82c98877c0964679ace18504255e68a7d6a334c7c29616ffb1fef07b8fd23fb82a8d09c3dc3e30fcb6495ea808fdf

Download Submit
memory/1192-17-0x0000000000980000-0x0000000000C97000-memory.dmp

Filesize
3.1MB

Download
memory/1192-2-0x0000000000981000-0x00000000009AF000-memory.dmp

Filesize
184KB

Download
memory/1192-3-0x0000000000980000-0x0000000000C97000-memory.dmp

Filesize
3.1MB

Download
memory/1192-4-0x0000000000980000-0x0000000000C97000-memory.dmp

Filesize
3.1MB

Download
memory/1192-1-0x0000000077784000-0x0000000077786000-memory.dmp

Filesize
8KB

Download
memory/1192-0-0x0000000000980000-0x0000000000C97000-memory.dmp

Filesize
3.1MB

Download
memory/3616-34-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download
memory/3616-33-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download
memory/3616-32-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download
memory/3616-31-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download
memory/4100-43-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download
memory/4100-42-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download
memory/4320-27-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download
memory/4320-36-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download
memory/4320-26-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download
memory/4320-24-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download
memory/4320-28-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download
memory/4320-29-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download
memory/4320-23-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download
memory/4320-22-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download
memory/4320-21-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download
memory/4320-20-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download
memory/4320-35-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download
memory/4320-25-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download
memory/4320-37-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download
memory/4320-38-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download
memory/4320-39-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download
memory/4320-40-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download
memory/4320-19-0x0000000000661000-0x000000000068F000-memory.dmp

Filesize
184KB

Download
memory/4320-18-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download
memory/4320-44-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download
memory/4320-45-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download
memory/4320-46-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download
memory/4320-47-0x0000000000660000-0x0000000000977000-memory.dmp

Filesize
3.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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