amadey | 71ecd5bc84d3a05fd0de2e6bc1423686e7a4fcab57b5d3c574cba2c07d2beac7

General

Target

71ecd5bc84d3a05fd0de2e6bc1423686e7a4fcab57b5d3c574cba2c07d2beac7.exe
Size

1.8MB
MD5

275dc762a83b1af106beac2076aa772f
SHA1

ccc97ca304d053acdc4b7ab3a69d906180daf2c4
SHA256

71ecd5bc84d3a05fd0de2e6bc1423686e7a4fcab57b5d3c574cba2c07d2beac7
SHA512

b425428b69f0d9f47fb89da794780e08b0fe650791d4715c67b89d34705ae164862778377055663228e259825560a29689afcb2b0972cce48edd913a4f1087d9
SSDEEP

49152:MfaW4bbb7nmQaBC/TFKZ1+9eEzTtj1Ijm9Y4Ir+sgyY:Mfa3bbnn/ECW1azTp1Iy9Y4q+5yY

Score

10^/10

amadey 9c9aa5 defense_evasion discovery 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

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	71ecd5bc84d3a05fd0de2e6bc1423686e7a4fcab57b5d3c574cba2c07d2beac7.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	71ecd5bc84d3a05fd0de2e6bc1423686e7a4fcab57b5d3c574cba2c07d2beac7.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	71ecd5bc84d3a05fd0de2e6bc1423686e7a4fcab57b5d3c574cba2c07d2beac7.exe

Executes dropped EXE 1 IoCs

pid	Process
2600	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.

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Wine	71ecd5bc84d3a05fd0de2e6bc1423686e7a4fcab57b5d3c574cba2c07d2beac7.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Wine	skotes.exe

Loads dropped DLL 2 IoCs

pid	Process
2412	71ecd5bc84d3a05fd0de2e6bc1423686e7a4fcab57b5d3c574cba2c07d2beac7.exe
2412	71ecd5bc84d3a05fd0de2e6bc1423686e7a4fcab57b5d3c574cba2c07d2beac7.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2412	71ecd5bc84d3a05fd0de2e6bc1423686e7a4fcab57b5d3c574cba2c07d2beac7.exe
2600	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	71ecd5bc84d3a05fd0de2e6bc1423686e7a4fcab57b5d3c574cba2c07d2beac7.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	71ecd5bc84d3a05fd0de2e6bc1423686e7a4fcab57b5d3c574cba2c07d2beac7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2412	71ecd5bc84d3a05fd0de2e6bc1423686e7a4fcab57b5d3c574cba2c07d2beac7.exe
2600	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2412	71ecd5bc84d3a05fd0de2e6bc1423686e7a4fcab57b5d3c574cba2c07d2beac7.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2412 wrote to memory of 2600	2412	71ecd5bc84d3a05fd0de2e6bc1423686e7a4fcab57b5d3c574cba2c07d2beac7.exe	30
PID 2412 wrote to memory of 2600	2412	71ecd5bc84d3a05fd0de2e6bc1423686e7a4fcab57b5d3c574cba2c07d2beac7.exe	30
PID 2412 wrote to memory of 2600	2412	71ecd5bc84d3a05fd0de2e6bc1423686e7a4fcab57b5d3c574cba2c07d2beac7.exe	30
PID 2412 wrote to memory of 2600	2412	71ecd5bc84d3a05fd0de2e6bc1423686e7a4fcab57b5d3c574cba2c07d2beac7.exe	30

C:\Users\Admin\AppData\Local\Temp\71ecd5bc84d3a05fd0de2e6bc1423686e7a4fcab57b5d3c574cba2c07d2beac7.exe
"C:\Users\Admin\AppData\Local\Temp\71ecd5bc84d3a05fd0de2e6bc1423686e7a4fcab57b5d3c574cba2c07d2beac7.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:2412
- 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:2600

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

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
1.8MB

MD5
275dc762a83b1af106beac2076aa772f

SHA1
ccc97ca304d053acdc4b7ab3a69d906180daf2c4

SHA256
71ecd5bc84d3a05fd0de2e6bc1423686e7a4fcab57b5d3c574cba2c07d2beac7

SHA512
b425428b69f0d9f47fb89da794780e08b0fe650791d4715c67b89d34705ae164862778377055663228e259825560a29689afcb2b0972cce48edd913a4f1087d9

Download Submit
memory/2412-0-0x0000000000DC0000-0x000000000126C000-memory.dmp

Filesize
4.7MB

Download
memory/2412-1-0x00000000778F0000-0x00000000778F2000-memory.dmp

Filesize
8KB

Download
memory/2412-2-0x0000000000DC1000-0x0000000000DEF000-memory.dmp

Filesize
184KB

Download
memory/2412-3-0x0000000000DC0000-0x000000000126C000-memory.dmp

Filesize
4.7MB

Download
memory/2412-5-0x0000000000DC0000-0x000000000126C000-memory.dmp

Filesize
4.7MB

Download
memory/2412-10-0x0000000000DC0000-0x000000000126C000-memory.dmp

Filesize
4.7MB

Download
memory/2412-19-0x0000000000DC0000-0x000000000126C000-memory.dmp

Filesize
4.7MB

Download
memory/2412-20-0x0000000006C70000-0x000000000711C000-memory.dmp

Filesize
4.7MB

Download
memory/2600-27-0x0000000000B00000-0x0000000000FAC000-memory.dmp

Filesize
4.7MB

Download
memory/2600-33-0x0000000000B00000-0x0000000000FAC000-memory.dmp

Filesize
4.7MB

Download
memory/2600-23-0x0000000000B00000-0x0000000000FAC000-memory.dmp

Filesize
4.7MB

Download
memory/2600-25-0x0000000000B00000-0x0000000000FAC000-memory.dmp

Filesize
4.7MB

Download
memory/2600-26-0x0000000000B00000-0x0000000000FAC000-memory.dmp

Filesize
4.7MB

Download
memory/2600-21-0x0000000000B00000-0x0000000000FAC000-memory.dmp

Filesize
4.7MB

Download
memory/2600-28-0x0000000000B00000-0x0000000000FAC000-memory.dmp

Filesize
4.7MB

Download
memory/2600-29-0x0000000000B00000-0x0000000000FAC000-memory.dmp

Filesize
4.7MB

Download
memory/2600-30-0x0000000000B00000-0x0000000000FAC000-memory.dmp

Filesize
4.7MB

Download
memory/2600-31-0x0000000000B00000-0x0000000000FAC000-memory.dmp

Filesize
4.7MB

Download
memory/2600-32-0x0000000000B00000-0x0000000000FAC000-memory.dmp

Filesize
4.7MB

Download
memory/2600-22-0x0000000000B00000-0x0000000000FAC000-memory.dmp

Filesize
4.7MB

Download
memory/2600-34-0x0000000000B00000-0x0000000000FAC000-memory.dmp

Filesize
4.7MB

Download
memory/2600-35-0x0000000000B00000-0x0000000000FAC000-memory.dmp

Filesize
4.7MB

Download
memory/2600-36-0x0000000000B00000-0x0000000000FAC000-memory.dmp

Filesize
4.7MB

Download
memory/2600-37-0x0000000000B00000-0x0000000000FAC000-memory.dmp

Filesize
4.7MB

Download
memory/2600-38-0x0000000000B00000-0x0000000000FAC000-memory.dmp

Filesize
4.7MB

Download
memory/2600-39-0x0000000000B00000-0x0000000000FAC000-memory.dmp

Filesize
4.7MB

Download
memory/2600-40-0x0000000000B00000-0x0000000000FAC000-memory.dmp

Filesize
4.7MB

Download
memory/2600-41-0x0000000000B00000-0x0000000000FAC000-memory.dmp

Filesize
4.7MB

Download
memory/2600-42-0x0000000000B00000-0x0000000000FAC000-memory.dmp

Filesize
4.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads