amadey | 3b6ceb8138f8e9db307e0591ff28f45b727512215256f9b7df8b0b7cdee31b42

General

Target

3b6ceb8138f8e9db307e0591ff28f45b727512215256f9b7df8b0b7cdee31b42.exe
Size

3.1MB
MD5

a19f8447cc5cc3bd266c8e1098c5ffff
SHA1

0f2afa44f46aab7cdeaaf5ca6d7a32a2541fdf62
SHA256

3b6ceb8138f8e9db307e0591ff28f45b727512215256f9b7df8b0b7cdee31b42
SHA512

d7e7b44479f9252ada8a5a8cad9a111b973142e664c4d6884109e6b93c1c309af961316fc8ea0f1817e35edababc1bbf626983e60e3919c1a966f2d91c60431e
SSDEEP

98304:zzupfV2d3Tosj77+wHkl26vg7pSNXuoX:/upfV2A26vgyXtX

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__	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__	3b6ceb8138f8e9db307e0591ff28f45b727512215256f9b7df8b0b7cdee31b42.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	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	3b6ceb8138f8e9db307e0591ff28f45b727512215256f9b7df8b0b7cdee31b42.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	3b6ceb8138f8e9db307e0591ff28f45b727512215256f9b7df8b0b7cdee31b42.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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	3b6ceb8138f8e9db307e0591ff28f45b727512215256f9b7df8b0b7cdee31b42.exe

Executes dropped EXE 3 IoCs

pid	Process
2412	skotes.exe
2188	skotes.exe
5072	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-1-5-21-3350944739-639801879-157714471-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Wine	3b6ceb8138f8e9db307e0591ff28f45b727512215256f9b7df8b0b7cdee31b42.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Wine	skotes.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
4940	3b6ceb8138f8e9db307e0591ff28f45b727512215256f9b7df8b0b7cdee31b42.exe
2412	skotes.exe
2188	skotes.exe
5072	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	3b6ceb8138f8e9db307e0591ff28f45b727512215256f9b7df8b0b7cdee31b42.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	3b6ceb8138f8e9db307e0591ff28f45b727512215256f9b7df8b0b7cdee31b42.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4940	3b6ceb8138f8e9db307e0591ff28f45b727512215256f9b7df8b0b7cdee31b42.exe
4940	3b6ceb8138f8e9db307e0591ff28f45b727512215256f9b7df8b0b7cdee31b42.exe
2412	skotes.exe
2412	skotes.exe
2188	skotes.exe
2188	skotes.exe
5072	skotes.exe
5072	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4940	3b6ceb8138f8e9db307e0591ff28f45b727512215256f9b7df8b0b7cdee31b42.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4940 wrote to memory of 2412	4940	3b6ceb8138f8e9db307e0591ff28f45b727512215256f9b7df8b0b7cdee31b42.exe	83
PID 4940 wrote to memory of 2412	4940	3b6ceb8138f8e9db307e0591ff28f45b727512215256f9b7df8b0b7cdee31b42.exe	83
PID 4940 wrote to memory of 2412	4940	3b6ceb8138f8e9db307e0591ff28f45b727512215256f9b7df8b0b7cdee31b42.exe	83

C:\Users\Admin\AppData\Local\Temp\3b6ceb8138f8e9db307e0591ff28f45b727512215256f9b7df8b0b7cdee31b42.exe
"C:\Users\Admin\AppData\Local\Temp\3b6ceb8138f8e9db307e0591ff28f45b727512215256f9b7df8b0b7cdee31b42.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:4940
- 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:2412

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:2188

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:5072

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
a19f8447cc5cc3bd266c8e1098c5ffff

SHA1
0f2afa44f46aab7cdeaaf5ca6d7a32a2541fdf62

SHA256
3b6ceb8138f8e9db307e0591ff28f45b727512215256f9b7df8b0b7cdee31b42

SHA512
d7e7b44479f9252ada8a5a8cad9a111b973142e664c4d6884109e6b93c1c309af961316fc8ea0f1817e35edababc1bbf626983e60e3919c1a966f2d91c60431e

Download Submit
memory/2188-35-0x0000000000780000-0x0000000000A94000-memory.dmp

Filesize
3.1MB

Download
memory/2188-33-0x0000000000780000-0x0000000000A94000-memory.dmp

Filesize
3.1MB

Download
memory/2188-32-0x0000000000780000-0x0000000000A94000-memory.dmp

Filesize
3.1MB

Download
memory/2412-26-0x0000000000780000-0x0000000000A94000-memory.dmp

Filesize
3.1MB

Download
memory/2412-30-0x0000000000780000-0x0000000000A94000-memory.dmp

Filesize
3.1MB

Download
memory/2412-48-0x0000000000780000-0x0000000000A94000-memory.dmp

Filesize
3.1MB

Download
memory/2412-47-0x0000000000780000-0x0000000000A94000-memory.dmp

Filesize
3.1MB

Download
memory/2412-17-0x0000000000780000-0x0000000000A94000-memory.dmp

Filesize
3.1MB

Download
memory/2412-20-0x0000000000781000-0x00000000007E9000-memory.dmp

Filesize
416KB

Download
memory/2412-21-0x0000000000780000-0x0000000000A94000-memory.dmp

Filesize
3.1MB

Download
memory/2412-22-0x0000000000780000-0x0000000000A94000-memory.dmp

Filesize
3.1MB

Download
memory/2412-23-0x0000000000780000-0x0000000000A94000-memory.dmp

Filesize
3.1MB

Download
memory/2412-24-0x0000000000780000-0x0000000000A94000-memory.dmp

Filesize
3.1MB

Download
memory/2412-25-0x0000000000780000-0x0000000000A94000-memory.dmp

Filesize
3.1MB

Download
memory/2412-27-0x0000000000781000-0x00000000007E9000-memory.dmp

Filesize
416KB

Download
memory/2412-46-0x0000000000780000-0x0000000000A94000-memory.dmp

Filesize
3.1MB

Download
memory/2412-28-0x0000000000780000-0x0000000000A94000-memory.dmp

Filesize
3.1MB

Download
memory/2412-29-0x0000000000780000-0x0000000000A94000-memory.dmp

Filesize
3.1MB

Download
memory/2412-45-0x0000000000780000-0x0000000000A94000-memory.dmp

Filesize
3.1MB

Download
memory/2412-41-0x0000000000780000-0x0000000000A94000-memory.dmp

Filesize
3.1MB

Download
memory/2412-40-0x0000000000780000-0x0000000000A94000-memory.dmp

Filesize
3.1MB

Download
memory/2412-39-0x0000000000780000-0x0000000000A94000-memory.dmp

Filesize
3.1MB

Download
memory/2412-36-0x0000000000780000-0x0000000000A94000-memory.dmp

Filesize
3.1MB

Download
memory/2412-37-0x0000000000780000-0x0000000000A94000-memory.dmp

Filesize
3.1MB

Download
memory/2412-38-0x0000000000780000-0x0000000000A94000-memory.dmp

Filesize
3.1MB

Download
memory/4940-1-0x0000000077014000-0x0000000077016000-memory.dmp

Filesize
8KB

Download
memory/4940-3-0x00000000001F0000-0x0000000000504000-memory.dmp

Filesize
3.1MB

Download
memory/4940-2-0x00000000001F1000-0x0000000000259000-memory.dmp

Filesize
416KB

Download
memory/4940-4-0x00000000001F0000-0x0000000000504000-memory.dmp

Filesize
3.1MB

Download
memory/4940-0-0x00000000001F0000-0x0000000000504000-memory.dmp

Filesize
3.1MB

Download
memory/4940-18-0x00000000001F0000-0x0000000000504000-memory.dmp

Filesize
3.1MB

Download
memory/4940-19-0x00000000001F1000-0x0000000000259000-memory.dmp

Filesize
416KB

Download
memory/5072-44-0x0000000000780000-0x0000000000A94000-memory.dmp

Filesize
3.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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