amadey | 51932f76bffcc9360458dd3d1e9b3c29a606571168aa367702b74358d762fb6e

General

Target

51932f76bffcc9360458dd3d1e9b3c29a606571168aa367702b74358d762fb6e.exe
Size

3.1MB
MD5

1ab42edab7c4a33d1bef474db280bead
SHA1

da81156d76af49bc77930868cab7800c142289c3
SHA256

51932f76bffcc9360458dd3d1e9b3c29a606571168aa367702b74358d762fb6e
SHA512

e1ee145d7b3b65a3a8c5ed11dd0f72a3e51542ea62a1b71ea5ae6915dc3ec5584ee8d62a6c87d5f404bfa70da6feeaf1ca52b4881bb5415eabe060d6c7be959a
SSDEEP

24576:c4RoUxFN870HvX/HXk5rUWfv6b68f9yrFR5jBVdgoEx1zwC6mlMb/GClRjtCEACD:lpx8S3+nBBiGYCRh7d6I9k4h8H3fyss

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__	51932f76bffcc9360458dd3d1e9b3c29a606571168aa367702b74358d762fb6e.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\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	51932f76bffcc9360458dd3d1e9b3c29a606571168aa367702b74358d762fb6e.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	51932f76bffcc9360458dd3d1e9b3c29a606571168aa367702b74358d762fb6e.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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	51932f76bffcc9360458dd3d1e9b3c29a606571168aa367702b74358d762fb6e.exe

Executes dropped EXE 3 IoCs

pid	Process
4416	skotes.exe
3336	skotes.exe
1596	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-1-5-21-3227495264-2217614367-4027411560-1000\Software\Wine	51932f76bffcc9360458dd3d1e9b3c29a606571168aa367702b74358d762fb6e.exe
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Wine	skotes.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
3208	51932f76bffcc9360458dd3d1e9b3c29a606571168aa367702b74358d762fb6e.exe
4416	skotes.exe
3336	skotes.exe
1596	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	51932f76bffcc9360458dd3d1e9b3c29a606571168aa367702b74358d762fb6e.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	51932f76bffcc9360458dd3d1e9b3c29a606571168aa367702b74358d762fb6e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3208	51932f76bffcc9360458dd3d1e9b3c29a606571168aa367702b74358d762fb6e.exe
3208	51932f76bffcc9360458dd3d1e9b3c29a606571168aa367702b74358d762fb6e.exe
4416	skotes.exe
4416	skotes.exe
3336	skotes.exe
3336	skotes.exe
1596	skotes.exe
1596	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3208	51932f76bffcc9360458dd3d1e9b3c29a606571168aa367702b74358d762fb6e.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3208 wrote to memory of 4416	3208	51932f76bffcc9360458dd3d1e9b3c29a606571168aa367702b74358d762fb6e.exe	82
PID 3208 wrote to memory of 4416	3208	51932f76bffcc9360458dd3d1e9b3c29a606571168aa367702b74358d762fb6e.exe	82
PID 3208 wrote to memory of 4416	3208	51932f76bffcc9360458dd3d1e9b3c29a606571168aa367702b74358d762fb6e.exe	82

C:\Users\Admin\AppData\Local\Temp\51932f76bffcc9360458dd3d1e9b3c29a606571168aa367702b74358d762fb6e.exe
"C:\Users\Admin\AppData\Local\Temp\51932f76bffcc9360458dd3d1e9b3c29a606571168aa367702b74358d762fb6e.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:3208
- 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:4416

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:3336

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:1596

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
1ab42edab7c4a33d1bef474db280bead

SHA1
da81156d76af49bc77930868cab7800c142289c3

SHA256
51932f76bffcc9360458dd3d1e9b3c29a606571168aa367702b74358d762fb6e

SHA512
e1ee145d7b3b65a3a8c5ed11dd0f72a3e51542ea62a1b71ea5ae6915dc3ec5584ee8d62a6c87d5f404bfa70da6feeaf1ca52b4881bb5415eabe060d6c7be959a

Download Submit
memory/1596-45-0x0000000000950000-0x0000000000C66000-memory.dmp

Filesize
3.1MB

Download
memory/3208-3-0x00000000004B0000-0x00000000007C6000-memory.dmp

Filesize
3.1MB

Download
memory/3208-0-0x00000000004B0000-0x00000000007C6000-memory.dmp

Filesize
3.1MB

Download
memory/3208-4-0x00000000004B0000-0x00000000007C6000-memory.dmp

Filesize
3.1MB

Download
memory/3208-2-0x00000000004B1000-0x0000000000519000-memory.dmp

Filesize
416KB

Download
memory/3208-1-0x0000000077C94000-0x0000000077C96000-memory.dmp

Filesize
8KB

Download
memory/3208-18-0x00000000004B1000-0x0000000000519000-memory.dmp

Filesize
416KB

Download
memory/3208-17-0x00000000004B0000-0x00000000007C6000-memory.dmp

Filesize
3.1MB

Download
memory/3336-37-0x0000000000950000-0x0000000000C66000-memory.dmp

Filesize
3.1MB

Download
memory/3336-36-0x0000000000950000-0x0000000000C66000-memory.dmp

Filesize
3.1MB

Download
memory/3336-35-0x0000000000950000-0x0000000000C66000-memory.dmp

Filesize
3.1MB

Download
memory/3336-34-0x0000000000950000-0x0000000000C66000-memory.dmp

Filesize
3.1MB

Download
memory/4416-29-0x0000000000950000-0x0000000000C66000-memory.dmp

Filesize
3.1MB

Download
memory/4416-21-0x0000000000950000-0x0000000000C66000-memory.dmp

Filesize
3.1MB

Download
memory/4416-26-0x0000000000950000-0x0000000000C66000-memory.dmp

Filesize
3.1MB

Download
memory/4416-27-0x0000000000950000-0x0000000000C66000-memory.dmp

Filesize
3.1MB

Download
memory/4416-28-0x0000000000950000-0x0000000000C66000-memory.dmp

Filesize
3.1MB

Download
memory/4416-24-0x0000000000950000-0x0000000000C66000-memory.dmp

Filesize
3.1MB

Download
memory/4416-30-0x0000000000950000-0x0000000000C66000-memory.dmp

Filesize
3.1MB

Download
memory/4416-31-0x0000000000950000-0x0000000000C66000-memory.dmp

Filesize
3.1MB

Download
memory/4416-32-0x0000000000950000-0x0000000000C66000-memory.dmp

Filesize
3.1MB

Download
memory/4416-22-0x0000000000950000-0x0000000000C66000-memory.dmp

Filesize
3.1MB

Download
memory/4416-23-0x0000000000950000-0x0000000000C66000-memory.dmp

Filesize
3.1MB

Download
memory/4416-25-0x0000000000951000-0x00000000009B9000-memory.dmp

Filesize
416KB

Download
memory/4416-20-0x0000000000951000-0x00000000009B9000-memory.dmp

Filesize
416KB

Download
memory/4416-38-0x0000000000950000-0x0000000000C66000-memory.dmp

Filesize
3.1MB

Download
memory/4416-39-0x0000000000950000-0x0000000000C66000-memory.dmp

Filesize
3.1MB

Download
memory/4416-40-0x0000000000950000-0x0000000000C66000-memory.dmp

Filesize
3.1MB

Download
memory/4416-41-0x0000000000950000-0x0000000000C66000-memory.dmp

Filesize
3.1MB

Download
memory/4416-42-0x0000000000950000-0x0000000000C66000-memory.dmp

Filesize
3.1MB

Download
memory/4416-43-0x0000000000950000-0x0000000000C66000-memory.dmp

Filesize
3.1MB

Download
memory/4416-19-0x0000000000950000-0x0000000000C66000-memory.dmp

Filesize
3.1MB

Download
memory/4416-46-0x0000000000950000-0x0000000000C66000-memory.dmp

Filesize
3.1MB

Download
memory/4416-47-0x0000000000950000-0x0000000000C66000-memory.dmp

Filesize
3.1MB

Download
memory/4416-48-0x0000000000950000-0x0000000000C66000-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