amadey | f5cedfcb6af16506d00c511f36fefcbbb4fee5157e97cc980461f127a632b763

General

Target

f5cedfcb6af16506d00c511f36fefcbbb4fee5157e97cc980461f127a632b763.exe
Size

3.0MB
MD5

aaa16ccd4ffc27f130c372870e15df30
SHA1

635c497a46ed22eb07fcbf07354edce8e7d5f46d
SHA256

f5cedfcb6af16506d00c511f36fefcbbb4fee5157e97cc980461f127a632b763
SHA512

d87bb7e31a1e71af0b894433c9cdeba98a2aee27aeef291e1e6cc28930774a0d84cc63bf04269e0aea44a72b104c50a0eb65554ac552bff4a70856ece5b08dc7
SSDEEP

49152:Lv4F7/k6PHEcXqd3Dr3rZNw/f5UDOPXyNhozwtcEUW:LAF7/k6PkcXq9Dr3rZNKUD0XNzw4

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 2 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	f5cedfcb6af16506d00c511f36fefcbbb4fee5157e97cc980461f127a632b763.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe

Checks BIOS information in registry 2 TTPs 4 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	f5cedfcb6af16506d00c511f36fefcbbb4fee5157e97cc980461f127a632b763.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	f5cedfcb6af16506d00c511f36fefcbbb4fee5157e97cc980461f127a632b763.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe

Executes dropped EXE 1 IoCs

pid	Process
2684	skotes.exe

Identifies Wine through registry keys 2 TTPs 2 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-1-5-21-4177215427-74451935-3209572229-1000\Software\Wine	f5cedfcb6af16506d00c511f36fefcbbb4fee5157e97cc980461f127a632b763.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Wine	skotes.exe

Loads dropped DLL 1 IoCs

pid	Process
2856	f5cedfcb6af16506d00c511f36fefcbbb4fee5157e97cc980461f127a632b763.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2856	f5cedfcb6af16506d00c511f36fefcbbb4fee5157e97cc980461f127a632b763.exe
2684	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	f5cedfcb6af16506d00c511f36fefcbbb4fee5157e97cc980461f127a632b763.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	f5cedfcb6af16506d00c511f36fefcbbb4fee5157e97cc980461f127a632b763.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2856	f5cedfcb6af16506d00c511f36fefcbbb4fee5157e97cc980461f127a632b763.exe
2684	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2856	f5cedfcb6af16506d00c511f36fefcbbb4fee5157e97cc980461f127a632b763.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2856 wrote to memory of 2684	2856	f5cedfcb6af16506d00c511f36fefcbbb4fee5157e97cc980461f127a632b763.exe	30
PID 2856 wrote to memory of 2684	2856	f5cedfcb6af16506d00c511f36fefcbbb4fee5157e97cc980461f127a632b763.exe	30
PID 2856 wrote to memory of 2684	2856	f5cedfcb6af16506d00c511f36fefcbbb4fee5157e97cc980461f127a632b763.exe	30
PID 2856 wrote to memory of 2684	2856	f5cedfcb6af16506d00c511f36fefcbbb4fee5157e97cc980461f127a632b763.exe	30

C:\Users\Admin\AppData\Local\Temp\f5cedfcb6af16506d00c511f36fefcbbb4fee5157e97cc980461f127a632b763.exe
"C:\Users\Admin\AppData\Local\Temp\f5cedfcb6af16506d00c511f36fefcbbb4fee5157e97cc980461f127a632b763.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- 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:2856
- 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:2684

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

3

T1012

System Information Discovery

2

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
3.0MB

MD5
aaa16ccd4ffc27f130c372870e15df30

SHA1
635c497a46ed22eb07fcbf07354edce8e7d5f46d

SHA256
f5cedfcb6af16506d00c511f36fefcbbb4fee5157e97cc980461f127a632b763

SHA512
d87bb7e31a1e71af0b894433c9cdeba98a2aee27aeef291e1e6cc28930774a0d84cc63bf04269e0aea44a72b104c50a0eb65554ac552bff4a70856ece5b08dc7

Download Submit
memory/2684-32-0x00000000000E0000-0x00000000003ED000-memory.dmp

Filesize
3.1MB

Download
memory/2684-28-0x00000000000E0000-0x00000000003ED000-memory.dmp

Filesize
3.1MB

Download
memory/2684-26-0x00000000000E0000-0x00000000003ED000-memory.dmp

Filesize
3.1MB

Download
memory/2684-40-0x00000000000E0000-0x00000000003ED000-memory.dmp

Filesize
3.1MB

Download
memory/2684-25-0x00000000000E1000-0x0000000000149000-memory.dmp

Filesize
416KB

Download
memory/2684-39-0x00000000000E0000-0x00000000003ED000-memory.dmp

Filesize
3.1MB

Download
memory/2684-38-0x00000000000E0000-0x00000000003ED000-memory.dmp

Filesize
3.1MB

Download
memory/2684-17-0x00000000000E0000-0x00000000003ED000-memory.dmp

Filesize
3.1MB

Download
memory/2684-37-0x00000000000E0000-0x00000000003ED000-memory.dmp

Filesize
3.1MB

Download
memory/2684-19-0x00000000000E1000-0x0000000000149000-memory.dmp

Filesize
416KB

Download
memory/2684-20-0x00000000000E0000-0x00000000003ED000-memory.dmp

Filesize
3.1MB

Download
memory/2684-33-0x00000000000E0000-0x00000000003ED000-memory.dmp

Filesize
3.1MB

Download
memory/2684-23-0x00000000000E0000-0x00000000003ED000-memory.dmp

Filesize
3.1MB

Download
memory/2684-24-0x00000000000E0000-0x00000000003ED000-memory.dmp

Filesize
3.1MB

Download
memory/2684-36-0x00000000000E0000-0x00000000003ED000-memory.dmp

Filesize
3.1MB

Download
memory/2684-35-0x00000000000E0000-0x00000000003ED000-memory.dmp

Filesize
3.1MB

Download
memory/2684-22-0x00000000000E0000-0x00000000003ED000-memory.dmp

Filesize
3.1MB

Download
memory/2684-29-0x00000000000E0000-0x00000000003ED000-memory.dmp

Filesize
3.1MB

Download
memory/2684-30-0x00000000000E0000-0x00000000003ED000-memory.dmp

Filesize
3.1MB

Download
memory/2684-31-0x00000000000E0000-0x00000000003ED000-memory.dmp

Filesize
3.1MB

Download
memory/2684-34-0x00000000000E0000-0x00000000003ED000-memory.dmp

Filesize
3.1MB

Download
memory/2856-14-0x0000000000F00000-0x000000000120D000-memory.dmp

Filesize
3.1MB

Download
memory/2856-0-0x0000000000F00000-0x000000000120D000-memory.dmp

Filesize
3.1MB

Download
memory/2856-1-0x0000000076FE0000-0x0000000076FE2000-memory.dmp

Filesize
8KB

Download
memory/2856-3-0x0000000000F00000-0x000000000120D000-memory.dmp

Filesize
3.1MB

Download
memory/2856-2-0x0000000000F01000-0x0000000000F69000-memory.dmp

Filesize
416KB

Download
memory/2856-18-0x0000000000F01000-0x0000000000F69000-memory.dmp

Filesize
416KB

Download
memory/2856-15-0x0000000006870000-0x0000000006B7D000-memory.dmp

Filesize
3.1MB

Download
memory/2856-5-0x0000000000F00000-0x000000000120D000-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