amadey | 4f5c2c13c0f4ad34a7a960d9543f99e77b2e1cf0dca7a70b67a399707601605e

General

Target

4f5c2c13c0f4ad34a7a960d9543f99e77b2e1cf0dca7a70b67a399707601605e.exe
Size

3.1MB
MD5

d5de54dd70f3429afbf77ce8f7df397b
SHA1

55de5981fca75d76552759b0b39d56a9afeb029b
SHA256

4f5c2c13c0f4ad34a7a960d9543f99e77b2e1cf0dca7a70b67a399707601605e
SHA512

12bd53f73817ec690408470f8c874596f880f47f36d2c0caaeae72e74cdb5e01366a35c559d6c34b139812163ede4e402049894dd4dc85f663c36796b9f36afe
SSDEEP

49152:+ZgCkxWfiB6vdte6IZwE052je0VYeGBeVM01C6oHdrJV:CkUc6vdywE052imYWVM01sHV

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__	4f5c2c13c0f4ad34a7a960d9543f99e77b2e1cf0dca7a70b67a399707601605e.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	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	4f5c2c13c0f4ad34a7a960d9543f99e77b2e1cf0dca7a70b67a399707601605e.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	4f5c2c13c0f4ad34a7a960d9543f99e77b2e1cf0dca7a70b67a399707601605e.exe

Executes dropped EXE 1 IoCs

pid	Process
2888	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-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	4f5c2c13c0f4ad34a7a960d9543f99e77b2e1cf0dca7a70b67a399707601605e.exe

Loads dropped DLL 1 IoCs

pid	Process
2328	4f5c2c13c0f4ad34a7a960d9543f99e77b2e1cf0dca7a70b67a399707601605e.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2328	4f5c2c13c0f4ad34a7a960d9543f99e77b2e1cf0dca7a70b67a399707601605e.exe
2888	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	4f5c2c13c0f4ad34a7a960d9543f99e77b2e1cf0dca7a70b67a399707601605e.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 1 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	4f5c2c13c0f4ad34a7a960d9543f99e77b2e1cf0dca7a70b67a399707601605e.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2328	4f5c2c13c0f4ad34a7a960d9543f99e77b2e1cf0dca7a70b67a399707601605e.exe
2888	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2328	4f5c2c13c0f4ad34a7a960d9543f99e77b2e1cf0dca7a70b67a399707601605e.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2328 wrote to memory of 2888	2328	4f5c2c13c0f4ad34a7a960d9543f99e77b2e1cf0dca7a70b67a399707601605e.exe	29
PID 2328 wrote to memory of 2888	2328	4f5c2c13c0f4ad34a7a960d9543f99e77b2e1cf0dca7a70b67a399707601605e.exe	29
PID 2328 wrote to memory of 2888	2328	4f5c2c13c0f4ad34a7a960d9543f99e77b2e1cf0dca7a70b67a399707601605e.exe	29
PID 2328 wrote to memory of 2888	2328	4f5c2c13c0f4ad34a7a960d9543f99e77b2e1cf0dca7a70b67a399707601605e.exe	29

C:\Users\Admin\AppData\Local\Temp\4f5c2c13c0f4ad34a7a960d9543f99e77b2e1cf0dca7a70b67a399707601605e.exe
"C:\Users\Admin\AppData\Local\Temp\4f5c2c13c0f4ad34a7a960d9543f99e77b2e1cf0dca7a70b67a399707601605e.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:2328
- 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
  - Suspicious behavior: EnumeratesProcesses
  PID:2888

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

\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

Filesize
3.1MB

MD5
d5de54dd70f3429afbf77ce8f7df397b

SHA1
55de5981fca75d76552759b0b39d56a9afeb029b

SHA256
4f5c2c13c0f4ad34a7a960d9543f99e77b2e1cf0dca7a70b67a399707601605e

SHA512
12bd53f73817ec690408470f8c874596f880f47f36d2c0caaeae72e74cdb5e01366a35c559d6c34b139812163ede4e402049894dd4dc85f663c36796b9f36afe

Download Submit
memory/2328-16-0x0000000001250000-0x0000000001569000-memory.dmp

Filesize
3.1MB

Download
memory/2328-1-0x0000000077D00000-0x0000000077D02000-memory.dmp

Filesize
8KB

Download
memory/2328-2-0x0000000001251000-0x00000000012B9000-memory.dmp

Filesize
416KB

Download
memory/2328-3-0x0000000001250000-0x0000000001569000-memory.dmp

Filesize
3.1MB

Download
memory/2328-4-0x0000000001250000-0x0000000001569000-memory.dmp

Filesize
3.1MB

Download
memory/2328-14-0x0000000006600000-0x0000000006919000-memory.dmp

Filesize
3.1MB

Download
memory/2328-17-0x0000000001251000-0x00000000012B9000-memory.dmp

Filesize
416KB

Download
memory/2328-0-0x0000000001250000-0x0000000001569000-memory.dmp

Filesize
3.1MB

Download
memory/2888-28-0x0000000000DD0000-0x00000000010E9000-memory.dmp

Filesize
3.1MB

Download
memory/2888-18-0x0000000000DD0000-0x00000000010E9000-memory.dmp

Filesize
3.1MB

Download
memory/2888-30-0x0000000000DD0000-0x00000000010E9000-memory.dmp

Filesize
3.1MB

Download
memory/2888-27-0x0000000000DD1000-0x0000000000E39000-memory.dmp

Filesize
416KB

Download
memory/2888-26-0x0000000000430000-0x0000000000431000-memory.dmp

Filesize
4KB

Download
memory/2888-25-0x0000000000440000-0x0000000000441000-memory.dmp

Filesize
4KB

Download
memory/2888-24-0x0000000000D80000-0x0000000000D81000-memory.dmp

Filesize
4KB

Download
memory/2888-23-0x0000000000810000-0x0000000000811000-memory.dmp

Filesize
4KB

Download
memory/2888-22-0x0000000000800000-0x0000000000801000-memory.dmp

Filesize
4KB

Download
memory/2888-21-0x00000000005D0000-0x00000000005D1000-memory.dmp

Filesize
4KB

Download
memory/2888-20-0x0000000000930000-0x0000000000931000-memory.dmp

Filesize
4KB

Download
memory/2888-19-0x0000000000310000-0x0000000000311000-memory.dmp

Filesize
4KB

Download
memory/2888-31-0x0000000000DD1000-0x0000000000E39000-memory.dmp

Filesize
416KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads