amadey | ead1f2fb3eed95d8781aa83be21d353d37d41719fde76705a2310d7f678cfd3a

General

Target

8fa2783f536f5471053ea6a6e8f2bda0N.exe
Size

1.9MB
MD5

8fa2783f536f5471053ea6a6e8f2bda0
SHA1

c546dc1a2ae14e91ddccb224df0c5395a99e927f
SHA256

ead1f2fb3eed95d8781aa83be21d353d37d41719fde76705a2310d7f678cfd3a
SHA512

584c5cb3bf663bf81eec173438d31f40ad6b91633cabb298db728ebad066021e0b1956faee8a468cddbbfb366d7f6cb8ed98e3c303e6200c8d64da10145fc67e
SSDEEP

24576:xVaR+QZ5CzhK5/T6zw1OwBP5u3tOlXmG9Rrwllo7YyO1MbHBNb55zkqZIPM:xklDKhM5w92mGjVYyOCHZl5I

Score

10^/10

amadey fed3aa discovery evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

fed3aa

C2

http://185.215.113.16

Attributes

install_dir
44111dbc49
install_file
axplong.exe
strings_key
8d0ad6945b1a30a186ec2d30be6db0b5
url_paths
/Jo89Ku7d/index.php

rc4.plain

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan 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__	8fa2783f536f5471053ea6a6e8f2bda0N.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	axplong.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\VideoBiosVersion	8fa2783f536f5471053ea6a6e8f2bda0N.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	8fa2783f536f5471053ea6a6e8f2bda0N.exe

Executes dropped EXE 1 IoCs

pid	Process
1828	axplong.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-1-5-21-4177215427-74451935-3209572229-1000\Software\Wine	8fa2783f536f5471053ea6a6e8f2bda0N.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Wine	axplong.exe

Loads dropped DLL 1 IoCs

pid	Process
2888	8fa2783f536f5471053ea6a6e8f2bda0N.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2888	8fa2783f536f5471053ea6a6e8f2bda0N.exe
1828	axplong.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\axplong.job	8fa2783f536f5471053ea6a6e8f2bda0N.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	8fa2783f536f5471053ea6a6e8f2bda0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	axplong.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2888	8fa2783f536f5471053ea6a6e8f2bda0N.exe
1828	axplong.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2888	8fa2783f536f5471053ea6a6e8f2bda0N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2888 wrote to memory of 1828	2888	8fa2783f536f5471053ea6a6e8f2bda0N.exe	30
PID 2888 wrote to memory of 1828	2888	8fa2783f536f5471053ea6a6e8f2bda0N.exe	30
PID 2888 wrote to memory of 1828	2888	8fa2783f536f5471053ea6a6e8f2bda0N.exe	30
PID 2888 wrote to memory of 1828	2888	8fa2783f536f5471053ea6a6e8f2bda0N.exe	30

C:\Users\Admin\AppData\Local\Temp\8fa2783f536f5471053ea6a6e8f2bda0N.exe
"C:\Users\Admin\AppData\Local\Temp\8fa2783f536f5471053ea6a6e8f2bda0N.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:2888
- C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe
  "C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.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:1828

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

C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe

Filesize
1.9MB

MD5
8fa2783f536f5471053ea6a6e8f2bda0

SHA1
c546dc1a2ae14e91ddccb224df0c5395a99e927f

SHA256
ead1f2fb3eed95d8781aa83be21d353d37d41719fde76705a2310d7f678cfd3a

SHA512
584c5cb3bf663bf81eec173438d31f40ad6b91633cabb298db728ebad066021e0b1956faee8a468cddbbfb366d7f6cb8ed98e3c303e6200c8d64da10145fc67e

Download Submit
memory/1828-22-0x0000000000C60000-0x0000000001137000-memory.dmp

Filesize
4.8MB

Download
memory/1828-30-0x0000000000C60000-0x0000000001137000-memory.dmp

Filesize
4.8MB

Download
memory/1828-24-0x0000000000C60000-0x0000000001137000-memory.dmp

Filesize
4.8MB

Download
memory/1828-26-0x0000000000C60000-0x0000000001137000-memory.dmp

Filesize
4.8MB

Download
memory/1828-23-0x0000000000C60000-0x0000000001137000-memory.dmp

Filesize
4.8MB

Download
memory/1828-35-0x0000000000C60000-0x0000000001137000-memory.dmp

Filesize
4.8MB

Download
memory/1828-34-0x0000000000C60000-0x0000000001137000-memory.dmp

Filesize
4.8MB

Download
memory/1828-17-0x0000000000C60000-0x0000000001137000-memory.dmp

Filesize
4.8MB

Download
memory/1828-33-0x0000000000C60000-0x0000000001137000-memory.dmp

Filesize
4.8MB

Download
memory/1828-19-0x0000000000C60000-0x0000000001137000-memory.dmp

Filesize
4.8MB

Download
memory/1828-20-0x0000000000C60000-0x0000000001137000-memory.dmp

Filesize
4.8MB

Download
memory/1828-32-0x0000000000C60000-0x0000000001137000-memory.dmp

Filesize
4.8MB

Download
memory/1828-36-0x0000000000C60000-0x0000000001137000-memory.dmp

Filesize
4.8MB

Download
memory/1828-31-0x0000000000C60000-0x0000000001137000-memory.dmp

Filesize
4.8MB

Download
memory/1828-29-0x0000000000C60000-0x0000000001137000-memory.dmp

Filesize
4.8MB

Download
memory/1828-25-0x0000000000C60000-0x0000000001137000-memory.dmp

Filesize
4.8MB

Download
memory/1828-27-0x0000000000C60000-0x0000000001137000-memory.dmp

Filesize
4.8MB

Download
memory/1828-28-0x0000000000C60000-0x0000000001137000-memory.dmp

Filesize
4.8MB

Download
memory/2888-5-0x0000000000DB0000-0x0000000001287000-memory.dmp

Filesize
4.8MB

Download
memory/2888-2-0x0000000000DB1000-0x0000000000DDF000-memory.dmp

Filesize
184KB

Download
memory/2888-3-0x0000000000DB0000-0x0000000001287000-memory.dmp

Filesize
4.8MB

Download
memory/2888-0-0x0000000000DB0000-0x0000000001287000-memory.dmp

Filesize
4.8MB

Download
memory/2888-15-0x0000000006C60000-0x0000000007137000-memory.dmp

Filesize
4.8MB

Download
memory/2888-18-0x0000000000DB0000-0x0000000001287000-memory.dmp

Filesize
4.8MB

Download
memory/2888-1-0x0000000076FE0000-0x0000000076FE2000-memory.dmp

Filesize
8KB

Download
memory/2888-9-0x0000000000DB0000-0x0000000001287000-memory.dmp

Filesize
4.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads