amadey | b828a420b62345944b3da40233dbbcb624805d98f0e581246943fb7c41a9598b

General

Target

b828a420b62345944b3da40233dbbcb624805d98f0e581246943fb7c41a9598b.exe
Size

3.1MB
MD5

142a3931b0023bc4df9e8f50e142616a
SHA1

c9e6873d96c4d33201b394b1b4027ed85a55a593
SHA256

b828a420b62345944b3da40233dbbcb624805d98f0e581246943fb7c41a9598b
SHA512

728bd8bfbd5d994a376f83e8fd291ddcb668a8efe7f480650d2d145636d4f6d66d960e214345343d6cd3ccc23565f9dd8f728d342c4c4e55ca344e295acbbf31
SSDEEP

49152:dVi6gP774GTTHVhDAI3V7lTLZcfuxhtx91hA8y36gPQjh:dVi/P774GTTHVhUI3VB/muxhtXS36gP

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__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	b828a420b62345944b3da40233dbbcb624805d98f0e581246943fb7c41a9598b.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\VideoBiosVersion	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\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\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	b828a420b62345944b3da40233dbbcb624805d98f0e581246943fb7c41a9598b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b828a420b62345944b3da40233dbbcb624805d98f0e581246943fb7c41a9598b.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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	b828a420b62345944b3da40233dbbcb624805d98f0e581246943fb7c41a9598b.exe

Executes dropped EXE 4 IoCs

pid	Process
4968	skotes.exe
2624	skotes.exe
2556	skotes.exe
5008	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-1-5-21-4050598569-1597076380-177084960-1000\Software\Wine	b828a420b62345944b3da40233dbbcb624805d98f0e581246943fb7c41a9598b.exe
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Wine	skotes.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

pid	Process
4912	b828a420b62345944b3da40233dbbcb624805d98f0e581246943fb7c41a9598b.exe
4968	skotes.exe
2624	skotes.exe
2556	skotes.exe
5008	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	b828a420b62345944b3da40233dbbcb624805d98f0e581246943fb7c41a9598b.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	b828a420b62345944b3da40233dbbcb624805d98f0e581246943fb7c41a9598b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
4912	b828a420b62345944b3da40233dbbcb624805d98f0e581246943fb7c41a9598b.exe
4912	b828a420b62345944b3da40233dbbcb624805d98f0e581246943fb7c41a9598b.exe
4968	skotes.exe
4968	skotes.exe
2624	skotes.exe
2624	skotes.exe
2556	skotes.exe
2556	skotes.exe
5008	skotes.exe
5008	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4912	b828a420b62345944b3da40233dbbcb624805d98f0e581246943fb7c41a9598b.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4912 wrote to memory of 4968	4912	b828a420b62345944b3da40233dbbcb624805d98f0e581246943fb7c41a9598b.exe	82
PID 4912 wrote to memory of 4968	4912	b828a420b62345944b3da40233dbbcb624805d98f0e581246943fb7c41a9598b.exe	82
PID 4912 wrote to memory of 4968	4912	b828a420b62345944b3da40233dbbcb624805d98f0e581246943fb7c41a9598b.exe	82

C:\Users\Admin\AppData\Local\Temp\b828a420b62345944b3da40233dbbcb624805d98f0e581246943fb7c41a9598b.exe
"C:\Users\Admin\AppData\Local\Temp\b828a420b62345944b3da40233dbbcb624805d98f0e581246943fb7c41a9598b.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:4912
- 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:4968

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:2624

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:2556

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:5008

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
142a3931b0023bc4df9e8f50e142616a

SHA1
c9e6873d96c4d33201b394b1b4027ed85a55a593

SHA256
b828a420b62345944b3da40233dbbcb624805d98f0e581246943fb7c41a9598b

SHA512
728bd8bfbd5d994a376f83e8fd291ddcb668a8efe7f480650d2d145636d4f6d66d960e214345343d6cd3ccc23565f9dd8f728d342c4c4e55ca344e295acbbf31

Download Submit
memory/2556-41-0x0000000000940000-0x0000000000C63000-memory.dmp

Filesize
3.1MB

Download
memory/2624-30-0x0000000000940000-0x0000000000C63000-memory.dmp

Filesize
3.1MB

Download
memory/2624-32-0x0000000000940000-0x0000000000C63000-memory.dmp

Filesize
3.1MB

Download
memory/2624-34-0x0000000000940000-0x0000000000C63000-memory.dmp

Filesize
3.1MB

Download
memory/2624-29-0x0000000000940000-0x0000000000C63000-memory.dmp

Filesize
3.1MB

Download
memory/4912-1-0x0000000077D84000-0x0000000077D86000-memory.dmp

Filesize
8KB

Download
memory/4912-18-0x0000000000D10000-0x0000000001033000-memory.dmp

Filesize
3.1MB

Download
memory/4912-4-0x0000000000D10000-0x0000000001033000-memory.dmp

Filesize
3.1MB

Download
memory/4912-3-0x0000000000D10000-0x0000000001033000-memory.dmp

Filesize
3.1MB

Download
memory/4912-19-0x0000000000D11000-0x0000000000D79000-memory.dmp

Filesize
416KB

Download
memory/4912-0-0x0000000000D10000-0x0000000001033000-memory.dmp

Filesize
3.1MB

Download
memory/4912-2-0x0000000000D11000-0x0000000000D79000-memory.dmp

Filesize
416KB

Download
memory/4968-25-0x0000000000940000-0x0000000000C63000-memory.dmp

Filesize
3.1MB

Download
memory/4968-37-0x0000000000940000-0x0000000000C63000-memory.dmp

Filesize
3.1MB

Download
memory/4968-26-0x0000000000940000-0x0000000000C63000-memory.dmp

Filesize
3.1MB

Download
memory/4968-27-0x0000000000940000-0x0000000000C63000-memory.dmp

Filesize
3.1MB

Download
memory/4968-23-0x0000000000940000-0x0000000000C63000-memory.dmp

Filesize
3.1MB

Download
memory/4968-16-0x0000000000940000-0x0000000000C63000-memory.dmp

Filesize
3.1MB

Download
memory/4968-20-0x0000000000941000-0x00000000009A9000-memory.dmp

Filesize
416KB

Download
memory/4968-50-0x0000000000940000-0x0000000000C63000-memory.dmp

Filesize
3.1MB

Download
memory/4968-21-0x0000000000940000-0x0000000000C63000-memory.dmp

Filesize
3.1MB

Download
memory/4968-35-0x0000000000940000-0x0000000000C63000-memory.dmp

Filesize
3.1MB

Download
memory/4968-36-0x0000000000940000-0x0000000000C63000-memory.dmp

Filesize
3.1MB

Download
memory/4968-24-0x0000000000941000-0x00000000009A9000-memory.dmp

Filesize
416KB

Download
memory/4968-38-0x0000000000940000-0x0000000000C63000-memory.dmp

Filesize
3.1MB

Download
memory/4968-39-0x0000000000940000-0x0000000000C63000-memory.dmp

Filesize
3.1MB

Download
memory/4968-31-0x0000000000940000-0x0000000000C63000-memory.dmp

Filesize
3.1MB

Download
memory/4968-42-0x0000000000940000-0x0000000000C63000-memory.dmp

Filesize
3.1MB

Download
memory/4968-43-0x0000000000940000-0x0000000000C63000-memory.dmp

Filesize
3.1MB

Download
memory/4968-44-0x0000000000940000-0x0000000000C63000-memory.dmp

Filesize
3.1MB

Download
memory/4968-45-0x0000000000940000-0x0000000000C63000-memory.dmp

Filesize
3.1MB

Download
memory/4968-46-0x0000000000940000-0x0000000000C63000-memory.dmp

Filesize
3.1MB

Download
memory/4968-47-0x0000000000940000-0x0000000000C63000-memory.dmp

Filesize
3.1MB

Download
memory/4968-22-0x0000000000940000-0x0000000000C63000-memory.dmp

Filesize
3.1MB

Download
memory/5008-49-0x0000000000940000-0x0000000000C63000-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