amadey | 3f5a0e5921dd0df6d005556a63b4d711ff1301846d570b6d6a094b3a2b71bcf2

General

Target

3f5a0e5921dd0df6d005556a63b4d711ff1301846d570b6d6a094b3a2b71bcf2.exe
Size

3.1MB
MD5

c0eb69c029d2b0e48a7a5338fc4e4fc1
SHA1

473e4b3cb7abfba1589ac422d5282145773867b9
SHA256

3f5a0e5921dd0df6d005556a63b4d711ff1301846d570b6d6a094b3a2b71bcf2
SHA512

671cfde8d99a8ab4a4516eaa803af07a00e3465df9c568c76c9a59286bfd7892305567290c4a31003d939fa65d0d244e875d2c61a6fda926cdc62b413908ce75
SSDEEP

49152:P1YODj8LPGFC7ZUkeVr2978jf85H0NjKIezrW8Z9L8N:9PIb97ZUpVr+784HUjKRN7

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__	3f5a0e5921dd0df6d005556a63b4d711ff1301846d570b6d6a094b3a2b71bcf2.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\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	3f5a0e5921dd0df6d005556a63b4d711ff1301846d570b6d6a094b3a2b71bcf2.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	3f5a0e5921dd0df6d005556a63b4d711ff1301846d570b6d6a094b3a2b71bcf2.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

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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	3f5a0e5921dd0df6d005556a63b4d711ff1301846d570b6d6a094b3a2b71bcf2.exe

Executes dropped EXE 3 IoCs

pid	Process
2360	skotes.exe
3936	skotes.exe
1856	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-1-5-21-1045960512-3948844814-3059691613-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Wine	3f5a0e5921dd0df6d005556a63b4d711ff1301846d570b6d6a094b3a2b71bcf2.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
4944	3f5a0e5921dd0df6d005556a63b4d711ff1301846d570b6d6a094b3a2b71bcf2.exe
2360	skotes.exe
3936	skotes.exe
1856	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	3f5a0e5921dd0df6d005556a63b4d711ff1301846d570b6d6a094b3a2b71bcf2.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	skotes.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3f5a0e5921dd0df6d005556a63b4d711ff1301846d570b6d6a094b3a2b71bcf2.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4944	3f5a0e5921dd0df6d005556a63b4d711ff1301846d570b6d6a094b3a2b71bcf2.exe
4944	3f5a0e5921dd0df6d005556a63b4d711ff1301846d570b6d6a094b3a2b71bcf2.exe
2360	skotes.exe
2360	skotes.exe
3936	skotes.exe
3936	skotes.exe
1856	skotes.exe
1856	skotes.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4944 wrote to memory of 2360	4944	3f5a0e5921dd0df6d005556a63b4d711ff1301846d570b6d6a094b3a2b71bcf2.exe	86
PID 4944 wrote to memory of 2360	4944	3f5a0e5921dd0df6d005556a63b4d711ff1301846d570b6d6a094b3a2b71bcf2.exe	86
PID 4944 wrote to memory of 2360	4944	3f5a0e5921dd0df6d005556a63b4d711ff1301846d570b6d6a094b3a2b71bcf2.exe	86

C:\Users\Admin\AppData\Local\Temp\3f5a0e5921dd0df6d005556a63b4d711ff1301846d570b6d6a094b3a2b71bcf2.exe
"C:\Users\Admin\AppData\Local\Temp\3f5a0e5921dd0df6d005556a63b4d711ff1301846d570b6d6a094b3a2b71bcf2.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 WriteProcessMemory
PID:4944
- 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:2360

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:3936

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:1856

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
c0eb69c029d2b0e48a7a5338fc4e4fc1

SHA1
473e4b3cb7abfba1589ac422d5282145773867b9

SHA256
3f5a0e5921dd0df6d005556a63b4d711ff1301846d570b6d6a094b3a2b71bcf2

SHA512
671cfde8d99a8ab4a4516eaa803af07a00e3465df9c568c76c9a59286bfd7892305567290c4a31003d939fa65d0d244e875d2c61a6fda926cdc62b413908ce75

Download Submit
memory/1856-44-0x0000000000670000-0x0000000000995000-memory.dmp

Filesize
3.1MB

Download
memory/1856-43-0x0000000000670000-0x0000000000995000-memory.dmp

Filesize
3.1MB

Download
memory/2360-27-0x0000000000670000-0x0000000000995000-memory.dmp

Filesize
3.1MB

Download
memory/2360-46-0x0000000000670000-0x0000000000995000-memory.dmp

Filesize
3.1MB

Download
memory/2360-28-0x0000000000670000-0x0000000000995000-memory.dmp

Filesize
3.1MB

Download
memory/2360-47-0x0000000000670000-0x0000000000995000-memory.dmp

Filesize
3.1MB

Download
memory/2360-29-0x0000000000670000-0x0000000000995000-memory.dmp

Filesize
3.1MB

Download
memory/2360-19-0x0000000000670000-0x0000000000995000-memory.dmp

Filesize
3.1MB

Download
memory/2360-45-0x0000000000670000-0x0000000000995000-memory.dmp

Filesize
3.1MB

Download
memory/2360-20-0x0000000000671000-0x00000000006D9000-memory.dmp

Filesize
416KB

Download
memory/2360-22-0x0000000000670000-0x0000000000995000-memory.dmp

Filesize
3.1MB

Download
memory/2360-23-0x0000000000670000-0x0000000000995000-memory.dmp

Filesize
3.1MB

Download
memory/2360-24-0x0000000000671000-0x00000000006D9000-memory.dmp

Filesize
416KB

Download
memory/2360-25-0x0000000000670000-0x0000000000995000-memory.dmp

Filesize
3.1MB

Download
memory/2360-26-0x0000000000670000-0x0000000000995000-memory.dmp

Filesize
3.1MB

Download
memory/2360-41-0x0000000000670000-0x0000000000995000-memory.dmp

Filesize
3.1MB

Download
memory/2360-48-0x0000000000670000-0x0000000000995000-memory.dmp

Filesize
3.1MB

Download
memory/2360-40-0x0000000000670000-0x0000000000995000-memory.dmp

Filesize
3.1MB

Download
memory/2360-21-0x0000000000670000-0x0000000000995000-memory.dmp

Filesize
3.1MB

Download
memory/2360-39-0x0000000000670000-0x0000000000995000-memory.dmp

Filesize
3.1MB

Download
memory/2360-38-0x0000000000670000-0x0000000000995000-memory.dmp

Filesize
3.1MB

Download
memory/2360-37-0x0000000000670000-0x0000000000995000-memory.dmp

Filesize
3.1MB

Download
memory/2360-36-0x0000000000670000-0x0000000000995000-memory.dmp

Filesize
3.1MB

Download
memory/3936-35-0x0000000000670000-0x0000000000995000-memory.dmp

Filesize
3.1MB

Download
memory/3936-33-0x0000000000670000-0x0000000000995000-memory.dmp

Filesize
3.1MB

Download
memory/3936-32-0x0000000000670000-0x0000000000995000-memory.dmp

Filesize
3.1MB

Download
memory/3936-31-0x0000000000670000-0x0000000000995000-memory.dmp

Filesize
3.1MB

Download
memory/4944-5-0x0000000000CB0000-0x0000000000FD5000-memory.dmp

Filesize
3.1MB

Download
memory/4944-0-0x0000000000CB0000-0x0000000000FD5000-memory.dmp

Filesize
3.1MB

Download
memory/4944-2-0x0000000000CB1000-0x0000000000D19000-memory.dmp

Filesize
416KB

Download
memory/4944-1-0x0000000077044000-0x0000000077046000-memory.dmp

Filesize
8KB

Download
memory/4944-17-0x0000000000CB0000-0x0000000000FD5000-memory.dmp

Filesize
3.1MB

Download
memory/4944-18-0x0000000000CB1000-0x0000000000D19000-memory.dmp

Filesize
416KB

Download
memory/4944-3-0x0000000000CB0000-0x0000000000FD5000-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