amadey | a7398e1665efa4d2b3e8beff18e5a42d89e6a8a2a08e4548cabd9c32df04b3c5

General

Target

a7398e1665efa4d2b3e8beff18e5a42d89e6a8a2a08e4548cabd9c32df04b3c5.exe
Size

1.8MB
MD5

3336adfc63c9fb4765ee0564e072741a
SHA1

e0e493c7e5f701a16ab6bfd01e5ff28000be747c
SHA256

a7398e1665efa4d2b3e8beff18e5a42d89e6a8a2a08e4548cabd9c32df04b3c5
SHA512

e34adfa55d2d7241556a4069220f153a8485e8aafcb7e8e5d23eced9a63fd6ff171888ca83546b88d0d22022419a0be4c007f7cd4a258cebdeb123599955dc27
SSDEEP

49152:L8As85zMU394t6SDCzyUwKlGfIwcziw+k3Y0y:LNs9Q94Uy9Aiw+k3b

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__	a7398e1665efa4d2b3e8beff18e5a42d89e6a8a2a08e4548cabd9c32df04b3c5.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\SystemBiosVersion	a7398e1665efa4d2b3e8beff18e5a42d89e6a8a2a08e4548cabd9c32df04b3c5.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a7398e1665efa4d2b3e8beff18e5a42d89e6a8a2a08e4548cabd9c32df04b3c5.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	axplong.exe

Executes dropped EXE 1 IoCs

pid	Process
2288	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-1-5-21-3434294380-2554721341-1919518612-1000\Software\Wine	a7398e1665efa4d2b3e8beff18e5a42d89e6a8a2a08e4548cabd9c32df04b3c5.exe
Key opened	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Wine	axplong.exe

Loads dropped DLL 1 IoCs

pid	Process
2344	a7398e1665efa4d2b3e8beff18e5a42d89e6a8a2a08e4548cabd9c32df04b3c5.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2344	a7398e1665efa4d2b3e8beff18e5a42d89e6a8a2a08e4548cabd9c32df04b3c5.exe
2288	axplong.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\axplong.job	a7398e1665efa4d2b3e8beff18e5a42d89e6a8a2a08e4548cabd9c32df04b3c5.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	a7398e1665efa4d2b3e8beff18e5a42d89e6a8a2a08e4548cabd9c32df04b3c5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	axplong.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2344	a7398e1665efa4d2b3e8beff18e5a42d89e6a8a2a08e4548cabd9c32df04b3c5.exe
2288	axplong.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2344	a7398e1665efa4d2b3e8beff18e5a42d89e6a8a2a08e4548cabd9c32df04b3c5.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 2288	2344	a7398e1665efa4d2b3e8beff18e5a42d89e6a8a2a08e4548cabd9c32df04b3c5.exe	30
PID 2344 wrote to memory of 2288	2344	a7398e1665efa4d2b3e8beff18e5a42d89e6a8a2a08e4548cabd9c32df04b3c5.exe	30
PID 2344 wrote to memory of 2288	2344	a7398e1665efa4d2b3e8beff18e5a42d89e6a8a2a08e4548cabd9c32df04b3c5.exe	30
PID 2344 wrote to memory of 2288	2344	a7398e1665efa4d2b3e8beff18e5a42d89e6a8a2a08e4548cabd9c32df04b3c5.exe	30

C:\Users\Admin\AppData\Local\Temp\a7398e1665efa4d2b3e8beff18e5a42d89e6a8a2a08e4548cabd9c32df04b3c5.exe
"C:\Users\Admin\AppData\Local\Temp\a7398e1665efa4d2b3e8beff18e5a42d89e6a8a2a08e4548cabd9c32df04b3c5.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:2344
- 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:2288

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
1.8MB

MD5
3336adfc63c9fb4765ee0564e072741a

SHA1
e0e493c7e5f701a16ab6bfd01e5ff28000be747c

SHA256
a7398e1665efa4d2b3e8beff18e5a42d89e6a8a2a08e4548cabd9c32df04b3c5

SHA512
e34adfa55d2d7241556a4069220f153a8485e8aafcb7e8e5d23eced9a63fd6ff171888ca83546b88d0d22022419a0be4c007f7cd4a258cebdeb123599955dc27

Download Submit
memory/2288-31-0x0000000000110000-0x00000000005DD000-memory.dmp

Filesize
4.8MB

Download
memory/2288-33-0x0000000000110000-0x00000000005DD000-memory.dmp

Filesize
4.8MB

Download
memory/2288-26-0x0000000000110000-0x00000000005DD000-memory.dmp

Filesize
4.8MB

Download
memory/2288-25-0x0000000000110000-0x00000000005DD000-memory.dmp

Filesize
4.8MB

Download
memory/2288-39-0x0000000000110000-0x00000000005DD000-memory.dmp

Filesize
4.8MB

Download
memory/2288-38-0x0000000000110000-0x00000000005DD000-memory.dmp

Filesize
4.8MB

Download
memory/2288-37-0x0000000000110000-0x00000000005DD000-memory.dmp

Filesize
4.8MB

Download
memory/2288-36-0x0000000000110000-0x00000000005DD000-memory.dmp

Filesize
4.8MB

Download
memory/2288-18-0x0000000000110000-0x00000000005DD000-memory.dmp

Filesize
4.8MB

Download
memory/2288-19-0x0000000000111000-0x000000000013F000-memory.dmp

Filesize
184KB

Download
memory/2288-20-0x0000000000110000-0x00000000005DD000-memory.dmp

Filesize
4.8MB

Download
memory/2288-23-0x0000000000110000-0x00000000005DD000-memory.dmp

Filesize
4.8MB

Download
memory/2288-22-0x0000000000110000-0x00000000005DD000-memory.dmp

Filesize
4.8MB

Download
memory/2288-24-0x0000000000110000-0x00000000005DD000-memory.dmp

Filesize
4.8MB

Download
memory/2288-40-0x0000000000110000-0x00000000005DD000-memory.dmp

Filesize
4.8MB

Download
memory/2288-35-0x0000000000110000-0x00000000005DD000-memory.dmp

Filesize
4.8MB

Download
memory/2288-27-0x0000000000110000-0x00000000005DD000-memory.dmp

Filesize
4.8MB

Download
memory/2288-28-0x0000000000110000-0x00000000005DD000-memory.dmp

Filesize
4.8MB

Download
memory/2288-29-0x0000000000110000-0x00000000005DD000-memory.dmp

Filesize
4.8MB

Download
memory/2288-30-0x0000000000110000-0x00000000005DD000-memory.dmp

Filesize
4.8MB

Download
memory/2288-34-0x0000000000110000-0x00000000005DD000-memory.dmp

Filesize
4.8MB

Download
memory/2288-32-0x0000000000110000-0x00000000005DD000-memory.dmp

Filesize
4.8MB

Download
memory/2344-2-0x0000000001171000-0x000000000119F000-memory.dmp

Filesize
184KB

Download
memory/2344-0-0x0000000001170000-0x000000000163D000-memory.dmp

Filesize
4.8MB

Download
memory/2344-3-0x0000000001170000-0x000000000163D000-memory.dmp

Filesize
4.8MB

Download
memory/2344-1-0x0000000077060000-0x0000000077062000-memory.dmp

Filesize
8KB

Download
memory/2344-14-0x0000000001170000-0x000000000163D000-memory.dmp

Filesize
4.8MB

Download
memory/2344-16-0x0000000006CD0000-0x000000000719D000-memory.dmp

Filesize
4.8MB

Download
memory/2344-15-0x0000000001170000-0x000000000163D000-memory.dmp

Filesize
4.8MB

Download
memory/2344-5-0x0000000001170000-0x000000000163D000-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