amadey | b40bca0264f21f6ad389319dd05a41d8168a8ac3e150ac1b2e21293711e62f18

Analysis

max time kernel
149s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
28/11/2024, 20:05

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General

Target

file.exe
Size

1.8MB
MD5

f0ecf1a8076890546c2210d5373f498a
SHA1

1997eb844617f4770b81cf3c0ff9cefbdc401853
SHA256

b40bca0264f21f6ad389319dd05a41d8168a8ac3e150ac1b2e21293711e62f18
SHA512

5e0debf6e8a8f8747644bc6bd58ecbd01f6db52f8271d56b1b1f832fb9d201329cf54534316ca9fdd290044236a7b15a5468f2353ad079531a55910587e95a01
SSDEEP

49152:P3MT8PW2xYc889iFc/tMLcanXfOK1QZ0aXPJVlTa:P3MD8PLMStMBfLGvPJVla

Score

10^/10

amadey 9c9aa5 discovery evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

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

Enumerates VirtualBox registry keys 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxSF	7dad8be45b.exe

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 7 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__	7dad8be45b.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	7f964d36ed.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__	file.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe

Downloads MZ/PE file

Checks BIOS information in registry 2 TTPs 14 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\SystemBiosVersion	7f964d36ed.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	file.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	7dad8be45b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	7dad8be45b.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\VideoBiosVersion	7f964d36ed.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	file.exe

Checks computer location settings 2 TTPs 2 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	file.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	skotes.exe

Executes dropped EXE 6 IoCs

pid	Process
1668	skotes.exe
1524	skotes.exe
736	7dad8be45b.exe
4504	7f964d36ed.exe
444	skotes.exe
1384	skotes.exe

Identifies Wine through registry keys 2 TTPs 7 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	file.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
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Wine	7dad8be45b.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Wine	7f964d36ed.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

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of NtSetInformationThreadHideFromDebugger 7 IoCs

pid	Process
3416	file.exe
1668	skotes.exe
1524	skotes.exe
736	7dad8be45b.exe
4504	7f964d36ed.exe
444	skotes.exe
1384	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	file.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2844	4504	WerFault.exe	97

System Location Discovery: System Language Discovery 1 TTPs 4 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	file.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7dad8be45b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7f964d36ed.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
3416	file.exe
3416	file.exe
1668	skotes.exe
1668	skotes.exe
1524	skotes.exe
1524	skotes.exe
736	7dad8be45b.exe
736	7dad8be45b.exe
736	7dad8be45b.exe
736	7dad8be45b.exe
736	7dad8be45b.exe
736	7dad8be45b.exe
736	7dad8be45b.exe
736	7dad8be45b.exe
736	7dad8be45b.exe
736	7dad8be45b.exe
4504	7f964d36ed.exe
4504	7f964d36ed.exe
444	skotes.exe
444	skotes.exe
1384	skotes.exe
1384	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3416	file.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3416 wrote to memory of 1668	3416	file.exe	83
PID 3416 wrote to memory of 1668	3416	file.exe	83
PID 3416 wrote to memory of 1668	3416	file.exe	83
PID 1668 wrote to memory of 736	1668	skotes.exe	96
PID 1668 wrote to memory of 736	1668	skotes.exe	96
PID 1668 wrote to memory of 736	1668	skotes.exe	96
PID 1668 wrote to memory of 4504	1668	skotes.exe	97
PID 1668 wrote to memory of 4504	1668	skotes.exe	97
PID 1668 wrote to memory of 4504	1668	skotes.exe	97

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.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:3416
- 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
  - Checks computer location settings
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1668
- - C:\Users\Admin\AppData\Local\Temp\1010000001\7dad8be45b.exe
    "C:\Users\Admin\AppData\Local\Temp\1010000001\7dad8be45b.exe"
    3⤵
    - Enumerates VirtualBox registry keys
    - 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:736
- - C:\Users\Admin\AppData\Local\Temp\1010001001\7f964d36ed.exe
    "C:\Users\Admin\AppData\Local\Temp\1010001001\7f964d36ed.exe"
    3⤵
    - 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:4504
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4504 -s 1460
      4⤵
      Program crash
      PID:2844

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:1524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4504 -ip 4504
1⤵
PID:1272

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:444

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:1384

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\4OVS68NE\download[1].htm

Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
C:\Users\Admin\AppData\Local\Temp\1010000001\7dad8be45b.exe

Filesize
4.3MB

MD5
2b46434f2f3ce9a6bb9a39073dc28a99

SHA1
df1e6ec38b822b91c79f6ed379b6b8492c5adc66

SHA256
a506706effdd7a8dcb2eabf5eacd8a6d449ad42128b7678483121437a44beff9

SHA512
d4268ce92571557b3eb2db255fc1f5fa8d4950fbbc81928b8e5710c6e92d3ac15172c8ade2d86e9630aabf8c340912088159f68c6f49a572174e3b485efcbf3e

Download Submit
C:\Users\Admin\AppData\Local\Temp\1010001001\7f964d36ed.exe

Filesize
2.0MB

MD5
4a3bf35b9c2d6577e142da237ff5e25b

SHA1
5fd2b806318daf1e5522845d562a1e978dc46f49

SHA256
5c593a57c0028a269f29d291a478ef4a11344b77bc4267d3d90cc2e4ad8dbff7

SHA512
a7a84eb933d4a4664765898217a169fc2edc30bf068ffbd52304ee9a588517a17d965eceea084571f8790fd25828b5d4857a8631b706fa879d8b479a2179256e

Download Submit
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

Filesize
1.8MB

MD5
f0ecf1a8076890546c2210d5373f498a

SHA1
1997eb844617f4770b81cf3c0ff9cefbdc401853

SHA256
b40bca0264f21f6ad389319dd05a41d8168a8ac3e150ac1b2e21293711e62f18

SHA512
5e0debf6e8a8f8747644bc6bd58ecbd01f6db52f8271d56b1b1f832fb9d201329cf54534316ca9fdd290044236a7b15a5468f2353ad079531a55910587e95a01

Download Submit
memory/444-99-0x0000000000730000-0x0000000000BF2000-memory.dmp

Filesize
4.8MB

Download
memory/736-64-0x0000000000E30000-0x0000000001A34000-memory.dmp

Filesize
12.0MB

Download
memory/736-45-0x0000000000E30000-0x0000000001A34000-memory.dmp

Filesize
12.0MB

Download
memory/1384-107-0x0000000000730000-0x0000000000BF2000-memory.dmp

Filesize
4.8MB

Download
memory/1524-23-0x0000000000730000-0x0000000000BF2000-memory.dmp

Filesize
4.8MB

Download
memory/1524-27-0x0000000000731000-0x000000000075F000-memory.dmp

Filesize
184KB

Download
memory/1524-22-0x0000000000730000-0x0000000000BF2000-memory.dmp

Filesize
4.8MB

Download
memory/1524-26-0x0000000000730000-0x0000000000BF2000-memory.dmp

Filesize
4.8MB

Download
memory/1524-24-0x0000000000730000-0x0000000000BF2000-memory.dmp

Filesize
4.8MB

Download
memory/1668-97-0x0000000000730000-0x0000000000BF2000-memory.dmp

Filesize
4.8MB

Download
memory/1668-101-0x0000000000730000-0x0000000000BF2000-memory.dmp

Filesize
4.8MB

Download
memory/1668-28-0x0000000000730000-0x0000000000BF2000-memory.dmp

Filesize
4.8MB

Download
memory/1668-19-0x0000000000730000-0x0000000000BF2000-memory.dmp

Filesize
4.8MB

Download
memory/1668-41-0x0000000000730000-0x0000000000BF2000-memory.dmp

Filesize
4.8MB

Download
memory/1668-18-0x0000000000730000-0x0000000000BF2000-memory.dmp

Filesize
4.8MB

Download
memory/1668-46-0x0000000000730000-0x0000000000BF2000-memory.dmp

Filesize
4.8MB

Download
memory/1668-103-0x0000000000730000-0x0000000000BF2000-memory.dmp

Filesize
4.8MB

Download
memory/1668-102-0x0000000000730000-0x0000000000BF2000-memory.dmp

Filesize
4.8MB

Download
memory/1668-96-0x0000000000730000-0x0000000000BF2000-memory.dmp

Filesize
4.8MB

Download
memory/1668-109-0x0000000000730000-0x0000000000BF2000-memory.dmp

Filesize
4.8MB

Download
memory/1668-73-0x0000000000730000-0x0000000000BF2000-memory.dmp

Filesize
4.8MB

Download
memory/1668-108-0x0000000000730000-0x0000000000BF2000-memory.dmp

Filesize
4.8MB

Download
memory/1668-100-0x0000000000730000-0x0000000000BF2000-memory.dmp

Filesize
4.8MB

Download
memory/1668-79-0x0000000000730000-0x0000000000BF2000-memory.dmp

Filesize
4.8MB

Download
memory/1668-20-0x0000000000730000-0x0000000000BF2000-memory.dmp

Filesize
4.8MB

Download
memory/1668-85-0x0000000000730000-0x0000000000BF2000-memory.dmp

Filesize
4.8MB

Download
memory/1668-105-0x0000000000730000-0x0000000000BF2000-memory.dmp

Filesize
4.8MB

Download
memory/1668-104-0x0000000000730000-0x0000000000BF2000-memory.dmp

Filesize
4.8MB

Download
memory/3416-17-0x00000000008B0000-0x0000000000D72000-memory.dmp

Filesize
4.8MB

Download
memory/3416-1-0x0000000077B34000-0x0000000077B36000-memory.dmp

Filesize
8KB

Download
memory/3416-2-0x00000000008B1000-0x00000000008DF000-memory.dmp

Filesize
184KB

Download
memory/3416-3-0x00000000008B0000-0x0000000000D72000-memory.dmp

Filesize
4.8MB

Download
memory/3416-4-0x00000000008B0000-0x0000000000D72000-memory.dmp

Filesize
4.8MB

Download
memory/3416-0-0x00000000008B0000-0x0000000000D72000-memory.dmp

Filesize
4.8MB

Download
memory/4504-62-0x0000000000400000-0x00000000008D5000-memory.dmp

Filesize
4.8MB

Download
memory/4504-95-0x0000000000400000-0x00000000008D5000-memory.dmp

Filesize
4.8MB

Download
memory/4504-89-0x0000000000400000-0x00000000008D5000-memory.dmp

Filesize
4.8MB

Download
memory/4504-82-0x0000000000400000-0x00000000008D5000-memory.dmp

Filesize
4.8MB

Download
memory/4504-75-0x0000000000400000-0x00000000008D5000-memory.dmp

Filesize
4.8MB

Download
memory/4504-68-0x0000000010000000-0x000000001001C000-memory.dmp

Filesize
112KB

Download