amadey | a43efd598a987adf7bf2f08d810bb9c7d3378818697aa94cdbb94341f7c1d458

General

Target

a43efd598a987adf7bf2f08d810bb9c7d3378818697aa94cdbb94341f7c1d458.exe
Size

3.1MB
MD5

6a2127b05c6fc5d0e9f5940f4e777a35
SHA1

e3aa09b02499fe22cebdda5c43fdf2b2cc67c7b1
SHA256

a43efd598a987adf7bf2f08d810bb9c7d3378818697aa94cdbb94341f7c1d458
SHA512

966a560995b395b39aaccd2249ed627b4c24ec68b071c92700e2a762098c383fa2b15ae014be219107886fe49fa009ed755d323b621e3be5b43ec8283930c25d
SSDEEP

98304:XxMjvlTddCBkoR2BjBv4QS4dmPm1STkz2APz7N8a:h0vcwBh

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 5 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	a43efd598a987adf7bf2f08d810bb9c7d3378818697aa94cdbb94341f7c1d458.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 10 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	a43efd598a987adf7bf2f08d810bb9c7d3378818697aa94cdbb94341f7c1d458.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a43efd598a987adf7bf2f08d810bb9c7d3378818697aa94cdbb94341f7c1d458.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	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	a43efd598a987adf7bf2f08d810bb9c7d3378818697aa94cdbb94341f7c1d458.exe

Executes dropped EXE 4 IoCs

pid	Process
1304	skotes.exe
1400	skotes.exe
3716	skotes.exe
2172	skotes.exe

Identifies Wine through registry keys 2 TTPs 5 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-1-5-21-2878641211-696417878-3864914810-1000\Software\Wine	a43efd598a987adf7bf2f08d810bb9c7d3378818697aa94cdbb94341f7c1d458.exe
Key opened	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Wine	skotes.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

pid	Process
4280	a43efd598a987adf7bf2f08d810bb9c7d3378818697aa94cdbb94341f7c1d458.exe
1304	skotes.exe
1400	skotes.exe
3716	skotes.exe
2172	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	a43efd598a987adf7bf2f08d810bb9c7d3378818697aa94cdbb94341f7c1d458.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	a43efd598a987adf7bf2f08d810bb9c7d3378818697aa94cdbb94341f7c1d458.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
4280	a43efd598a987adf7bf2f08d810bb9c7d3378818697aa94cdbb94341f7c1d458.exe
4280	a43efd598a987adf7bf2f08d810bb9c7d3378818697aa94cdbb94341f7c1d458.exe
1304	skotes.exe
1304	skotes.exe
1400	skotes.exe
1400	skotes.exe
3716	skotes.exe
3716	skotes.exe
2172	skotes.exe
2172	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4280	a43efd598a987adf7bf2f08d810bb9c7d3378818697aa94cdbb94341f7c1d458.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4280 wrote to memory of 1304	4280	a43efd598a987adf7bf2f08d810bb9c7d3378818697aa94cdbb94341f7c1d458.exe	83
PID 4280 wrote to memory of 1304	4280	a43efd598a987adf7bf2f08d810bb9c7d3378818697aa94cdbb94341f7c1d458.exe	83
PID 4280 wrote to memory of 1304	4280	a43efd598a987adf7bf2f08d810bb9c7d3378818697aa94cdbb94341f7c1d458.exe	83

C:\Users\Admin\AppData\Local\Temp\a43efd598a987adf7bf2f08d810bb9c7d3378818697aa94cdbb94341f7c1d458.exe
"C:\Users\Admin\AppData\Local\Temp\a43efd598a987adf7bf2f08d810bb9c7d3378818697aa94cdbb94341f7c1d458.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:4280
- 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:1304

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:1400

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:3716

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:2172

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
3.1MB

MD5
6a2127b05c6fc5d0e9f5940f4e777a35

SHA1
e3aa09b02499fe22cebdda5c43fdf2b2cc67c7b1

SHA256
a43efd598a987adf7bf2f08d810bb9c7d3378818697aa94cdbb94341f7c1d458

SHA512
966a560995b395b39aaccd2249ed627b4c24ec68b071c92700e2a762098c383fa2b15ae014be219107886fe49fa009ed755d323b621e3be5b43ec8283930c25d

Download Submit
memory/1304-40-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/1304-39-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/1304-49-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/1304-48-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/1304-47-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/1304-18-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/1304-46-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/1304-45-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/1304-20-0x0000000000851000-0x00000000008B9000-memory.dmp

Filesize
416KB

Download
memory/1304-21-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/1304-22-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/1304-23-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/1304-24-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/1304-25-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/1304-27-0x0000000000851000-0x00000000008B9000-memory.dmp

Filesize
416KB

Download
memory/1304-26-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/1304-44-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/1304-41-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/1304-28-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/1304-38-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/1304-37-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/1304-36-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/1400-31-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/1400-33-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/1400-32-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/1400-30-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/1400-35-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/2172-51-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/3716-43-0x0000000000850000-0x0000000000B76000-memory.dmp

Filesize
3.1MB

Download
memory/4280-2-0x0000000000C51000-0x0000000000CB9000-memory.dmp

Filesize
416KB

Download
memory/4280-16-0x0000000000C50000-0x0000000000F76000-memory.dmp

Filesize
3.1MB

Download
memory/4280-17-0x0000000000C51000-0x0000000000CB9000-memory.dmp

Filesize
416KB

Download
memory/4280-1-0x0000000077194000-0x0000000077196000-memory.dmp

Filesize
8KB

Download
memory/4280-4-0x0000000000C50000-0x0000000000F76000-memory.dmp

Filesize
3.1MB

Download
memory/4280-3-0x0000000000C50000-0x0000000000F76000-memory.dmp

Filesize
3.1MB

Download
memory/4280-0-0x0000000000C50000-0x0000000000F76000-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