amadey | bfe4b4df28361cf5ef899f834fefed90d282995621018ac8215c04ca2cfe571f

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
04/03/2025, 22:29

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General

Target

W6ySCZP.exe
Size

1.8MB
MD5

a308ca3417da9a5fd27823d205e2944a
SHA1

a623c58df6d2f75b3ffda3268cc6ed7ef48ce070
SHA256

973bb90580ab417bea0568823bb7852eeed34f6d83461f3de275fcda727c73ee
SHA512

4a9e58b99bf736a20f4b7f7a740546c2e2a4c46ab9bfd44b15a76b75f14a90a0ba4eca0302a4b0006086e035b4e739bec9da98d9ff416880dcc4f44aa8e3f7f2
SSDEEP

49152:PbGi9UZtjE+mbKe83yQMKUPGfyxu6o57N512SXv:G1EZKe8MKK46o9N55

Score

10^/10

amadey systembc a4d2cd defense_evasion discovery trojan

Malware Config

Extracted

Family

amadey

Version

5.21

Botnet

a4d2cd

http://cobolrationumelawrtewarms.com

http://�� jlgenfekjlfnvtgpegkwr.xyz

Attributes

install_dir
a58456755d
install_file
Gxtuum.exe
strings_key
00fadbeacf092dfd58b48ef4ac68f826
url_paths
/3ofn3jf3e2ljk/index.php

rc4.plain

Extracted

Family

systembc

towerbingobongoboom.com

62.60.226.86

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey
Amadey family
amadey
SystemBC
SystemBC is a proxy and remote administration tool first seen in 2019.
trojan systembc
Systembc family
systembc

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 6 IoCs

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	coredrive.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	Gxtuum.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	spli.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	Gxtuum.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	W6ySCZP.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	Gxtuum.exe

Downloads MZ/PE file 1 IoCs

flow	pid	Process
25	3000	Gxtuum.exe

Checks BIOS information in registry 2 TTPs 12 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	W6ySCZP.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Gxtuum.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	Gxtuum.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Gxtuum.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	Gxtuum.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Gxtuum.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	Gxtuum.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	W6ySCZP.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	coredrive.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	coredrive.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	spli.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	spli.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-1-5-21-925314154-1797147466-1467878628-1000\Control Panel\International\Geo\Nation	W6ySCZP.exe
Key value queried	\REGISTRY\USER\S-1-5-21-925314154-1797147466-1467878628-1000\Control Panel\International\Geo\Nation	Gxtuum.exe

Executes dropped EXE 5 IoCs

pid	Process
3000	Gxtuum.exe
2768	coredrive.exe
2356	Gxtuum.exe
2844	spli.exe
1752	Gxtuum.exe

Identifies Wine through registry keys 2 TTPs 6 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-925314154-1797147466-1467878628-1000\Software\Wine	Gxtuum.exe
Key opened	\REGISTRY\USER\S-1-5-21-925314154-1797147466-1467878628-1000\Software\Wine	coredrive.exe
Key opened	\REGISTRY\USER\S-1-5-21-925314154-1797147466-1467878628-1000\Software\Wine	Gxtuum.exe
Key opened	\REGISTRY\USER\S-1-5-21-925314154-1797147466-1467878628-1000\Software\Wine	spli.exe
Key opened	\REGISTRY\USER\S-1-5-21-925314154-1797147466-1467878628-1000\Software\Wine	Gxtuum.exe
Key opened	\REGISTRY\USER\S-1-5-21-925314154-1797147466-1467878628-1000\Software\Wine	W6ySCZP.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs

pid	Process
4576	W6ySCZP.exe
3000	Gxtuum.exe
2768	coredrive.exe
2356	Gxtuum.exe
2844	spli.exe
1752	Gxtuum.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\Gxtuum.job	W6ySCZP.exe
File created	C:\Windows\Tasks\Test Task17.job	coredrive.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 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	W6ySCZP.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Gxtuum.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	coredrive.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	spli.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
4576	W6ySCZP.exe
4576	W6ySCZP.exe
3000	Gxtuum.exe
3000	Gxtuum.exe
2768	coredrive.exe
2768	coredrive.exe
2356	Gxtuum.exe
2356	Gxtuum.exe
2844	spli.exe
2844	spli.exe
1752	Gxtuum.exe
1752	Gxtuum.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4576 wrote to memory of 3000	4576	W6ySCZP.exe	87
PID 4576 wrote to memory of 3000	4576	W6ySCZP.exe	87
PID 4576 wrote to memory of 3000	4576	W6ySCZP.exe	87
PID 3000 wrote to memory of 2768	3000	Gxtuum.exe	94
PID 3000 wrote to memory of 2768	3000	Gxtuum.exe	94
PID 3000 wrote to memory of 2768	3000	Gxtuum.exe	94

C:\Users\Admin\AppData\Local\Temp\W6ySCZP.exe
"C:\Users\Admin\AppData\Local\Temp\W6ySCZP.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:4576
- C:\Users\Admin\AppData\Local\Temp\a58456755d\Gxtuum.exe
  "C:\Users\Admin\AppData\Local\Temp\a58456755d\Gxtuum.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Downloads MZ/PE file
  - 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:3000
- - C:\Users\Admin\AppData\Roaming\10000640100\coredrive.exe
    "C:\Users\Admin\AppData\Roaming\10000640100\coredrive.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
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:2768

C:\Users\Admin\AppData\Local\Temp\a58456755d\Gxtuum.exe
C:\Users\Admin\AppData\Local\Temp\a58456755d\Gxtuum.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:2356

C:\ProgramData\xxlgni\spli.exe
C:\ProgramData\xxlgni\spli.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
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2844

C:\Users\Admin\AppData\Local\Temp\a58456755d\Gxtuum.exe
C:\Users\Admin\AppData\Local\Temp\a58456755d\Gxtuum.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:1752

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\a58456755d\Gxtuum.exe

Filesize
1.8MB

MD5
a308ca3417da9a5fd27823d205e2944a

SHA1
a623c58df6d2f75b3ffda3268cc6ed7ef48ce070

SHA256
973bb90580ab417bea0568823bb7852eeed34f6d83461f3de275fcda727c73ee

SHA512
4a9e58b99bf736a20f4b7f7a740546c2e2a4c46ab9bfd44b15a76b75f14a90a0ba4eca0302a4b0006086e035b4e739bec9da98d9ff416880dcc4f44aa8e3f7f2

Download Submit
C:\Users\Admin\AppData\Roaming\10000640100\coredrive.exe

Filesize
1.6MB

MD5
c6a399eb155322a8cbf1390c118553cb

SHA1
c59b0aa34638e8991358520e29625bb7fb4e3b6b

SHA256
a7c8390922ecfe4e4be4c9ffff567e91298a8bbf96dc96318305f45ec59f5221

SHA512
6437b6ea8990130f8e69b113f6ec8310e8831a80a2cf7ef1d8d16b323729a89c4a00a8900030e77f5671a7a40971e519731ec22519d98d7af29577dcb5dfe44e

Download Submit
C:\Windows\Tasks\Test Task17.job

Filesize
234B

MD5
bab1a16820ba8410d8a9dbe035ee43e4

SHA1
a171a797d0ab565b6b0bde49adeaa5dda01bdce4

SHA256
230bad954ec800f5ee3b4ddda35813eab5e330abf9f404706dac1c6d64814162

SHA512
305ed145ab3be7ea95279551e1927a19d97cbb5d974d746f75e0f19796fac0eb58ac6917e25a922bbe5782db8dba827cf6c90fb6b43c1f3ba611ffd9c4e1d3ec

Download Submit
memory/1752-75-0x0000000000DC0000-0x000000000128A000-memory.dmp

Filesize
4.8MB

Download
memory/2356-57-0x0000000000DC0000-0x000000000128A000-memory.dmp

Filesize
4.8MB

Download
memory/2356-52-0x0000000000DC0000-0x000000000128A000-memory.dmp

Filesize
4.8MB

Download
memory/2768-40-0x0000000000401000-0x0000000000403000-memory.dmp

Filesize
8KB

Download
memory/2768-44-0x0000000000400000-0x0000000000823000-memory.dmp

Filesize
4.1MB

Download
memory/2768-66-0x0000000000400000-0x0000000000823000-memory.dmp

Filesize
4.1MB

Download
memory/2768-63-0x0000000000400000-0x0000000000823000-memory.dmp

Filesize
4.1MB

Download
memory/2768-59-0x0000000000400000-0x0000000000823000-memory.dmp

Filesize
4.1MB

Download
memory/2768-50-0x0000000000400000-0x0000000000823000-memory.dmp

Filesize
4.1MB

Download
memory/2768-37-0x0000000000400000-0x0000000000823000-memory.dmp

Filesize
4.1MB

Download
memory/2768-48-0x0000000000400000-0x0000000000823000-memory.dmp

Filesize
4.1MB

Download
memory/2768-46-0x0000000000400000-0x0000000000823000-memory.dmp

Filesize
4.1MB

Download
memory/2768-45-0x0000000000400000-0x0000000000823000-memory.dmp

Filesize
4.1MB

Download
memory/2768-41-0x0000000000400000-0x0000000000823000-memory.dmp

Filesize
4.1MB

Download
memory/2844-60-0x0000000000400000-0x0000000000823000-memory.dmp

Filesize
4.1MB

Download
memory/2844-61-0x0000000000400000-0x0000000000823000-memory.dmp

Filesize
4.1MB

Download
memory/2844-84-0x0000000000400000-0x0000000000823000-memory.dmp

Filesize
4.1MB

Download
memory/2844-82-0x0000000000400000-0x0000000000823000-memory.dmp

Filesize
4.1MB

Download
memory/2844-80-0x0000000000400000-0x0000000000823000-memory.dmp

Filesize
4.1MB

Download
memory/2844-78-0x0000000000400000-0x0000000000823000-memory.dmp

Filesize
4.1MB

Download
memory/2844-76-0x0000000000400000-0x0000000000823000-memory.dmp

Filesize
4.1MB

Download
memory/2844-72-0x0000000000400000-0x0000000000823000-memory.dmp

Filesize
4.1MB

Download
memory/2844-70-0x0000000000400000-0x0000000000823000-memory.dmp

Filesize
4.1MB

Download
memory/2844-55-0x0000000000400000-0x0000000000823000-memory.dmp

Filesize
4.1MB

Download
memory/2844-68-0x0000000000400000-0x0000000000823000-memory.dmp

Filesize
4.1MB

Download
memory/2844-64-0x0000000000400000-0x0000000000823000-memory.dmp

Filesize
4.1MB

Download
memory/3000-65-0x0000000000DC0000-0x000000000128A000-memory.dmp

Filesize
4.8MB

Download
memory/3000-79-0x0000000000DC0000-0x000000000128A000-memory.dmp

Filesize
4.8MB

Download
memory/3000-18-0x0000000000DC0000-0x000000000128A000-memory.dmp

Filesize
4.8MB

Download
memory/3000-58-0x0000000000DC0000-0x000000000128A000-memory.dmp

Filesize
4.8MB

Download
memory/3000-62-0x0000000000DC0000-0x000000000128A000-memory.dmp

Filesize
4.8MB

Download
memory/3000-20-0x0000000000DC0000-0x000000000128A000-memory.dmp

Filesize
4.8MB

Download
memory/3000-85-0x0000000000DC0000-0x000000000128A000-memory.dmp

Filesize
4.8MB

Download
memory/3000-43-0x0000000000DC0000-0x000000000128A000-memory.dmp

Filesize
4.8MB

Download
memory/3000-19-0x0000000000DC1000-0x0000000000DEF000-memory.dmp

Filesize
184KB

Download
memory/3000-39-0x0000000000DC0000-0x000000000128A000-memory.dmp

Filesize
4.8MB

Download
memory/3000-69-0x0000000000DC0000-0x000000000128A000-memory.dmp

Filesize
4.8MB

Download
memory/3000-83-0x0000000000DC0000-0x000000000128A000-memory.dmp

Filesize
4.8MB

Download
memory/3000-71-0x0000000000DC0000-0x000000000128A000-memory.dmp

Filesize
4.8MB

Download
memory/3000-81-0x0000000000DC0000-0x000000000128A000-memory.dmp

Filesize
4.8MB

Download
memory/3000-73-0x0000000000DC0000-0x000000000128A000-memory.dmp

Filesize
4.8MB

Download
memory/3000-47-0x0000000000DC0000-0x000000000128A000-memory.dmp

Filesize
4.8MB

Download
memory/3000-49-0x0000000000DC0000-0x000000000128A000-memory.dmp

Filesize
4.8MB

Download
memory/3000-77-0x0000000000DC0000-0x000000000128A000-memory.dmp

Filesize
4.8MB

Download
memory/3000-36-0x0000000000DC0000-0x000000000128A000-memory.dmp

Filesize
4.8MB

Download
memory/3000-21-0x0000000000DC0000-0x000000000128A000-memory.dmp

Filesize
4.8MB

Download
memory/4576-1-0x0000000077004000-0x0000000077006000-memory.dmp

Filesize
8KB

Download
memory/4576-17-0x0000000000870000-0x0000000000D3A000-memory.dmp

Filesize
4.8MB

Download
memory/4576-0-0x0000000000870000-0x0000000000D3A000-memory.dmp

Filesize
4.8MB

Download
memory/4576-5-0x0000000000870000-0x0000000000D3A000-memory.dmp

Filesize
4.8MB

Download
memory/4576-3-0x0000000000870000-0x0000000000D3A000-memory.dmp

Filesize
4.8MB

Download
memory/4576-2-0x0000000000871000-0x000000000089F000-memory.dmp

Filesize
184KB

Download