amadey | b4d593afebeb7f39861fe5c5c9b9e581713548ab083891da3c9c7303fc5b8356

General

Target

b4d593afebeb7f39861fe5c5c9b9e581713548ab083891da3c9c7303fc5b8356.exe
Size

1.8MB
MD5

67a1db36f1100ba1f91d2c8fcfe492e1
SHA1

c90ac39431a80979f5b5152d91dd8648e4e4f250
SHA256

b4d593afebeb7f39861fe5c5c9b9e581713548ab083891da3c9c7303fc5b8356
SHA512

68560d69c67bbf0166b6ddf626038a221fc7aed7a3c852904d2092f2f8b931b325caa909a18d5286567faa57c7a86066410f2daeb97156e816f0c37350e76003
SSDEEP

49152:luP+Ugmd/aDt+QfD6S0OhYqGuHh6pfcaWF:Cgmd/cVfD6S0yYqGMUpfE

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
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__	b4d593afebeb7f39861fe5c5c9b9e581713548ab083891da3c9c7303fc5b8356.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	b4d593afebeb7f39861fe5c5c9b9e581713548ab083891da3c9c7303fc5b8356.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b4d593afebeb7f39861fe5c5c9b9e581713548ab083891da3c9c7303fc5b8356.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
2788	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-1-5-21-1163522206-1469769407-485553996-1000\Software\Wine	b4d593afebeb7f39861fe5c5c9b9e581713548ab083891da3c9c7303fc5b8356.exe
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Wine	axplong.exe

Loads dropped DLL 2 IoCs

pid	Process
2604	b4d593afebeb7f39861fe5c5c9b9e581713548ab083891da3c9c7303fc5b8356.exe
2604	b4d593afebeb7f39861fe5c5c9b9e581713548ab083891da3c9c7303fc5b8356.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2604	b4d593afebeb7f39861fe5c5c9b9e581713548ab083891da3c9c7303fc5b8356.exe
2788	axplong.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\axplong.job	b4d593afebeb7f39861fe5c5c9b9e581713548ab083891da3c9c7303fc5b8356.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	b4d593afebeb7f39861fe5c5c9b9e581713548ab083891da3c9c7303fc5b8356.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	axplong.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2604	b4d593afebeb7f39861fe5c5c9b9e581713548ab083891da3c9c7303fc5b8356.exe
2788	axplong.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2604	b4d593afebeb7f39861fe5c5c9b9e581713548ab083891da3c9c7303fc5b8356.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2604 wrote to memory of 2788	2604	b4d593afebeb7f39861fe5c5c9b9e581713548ab083891da3c9c7303fc5b8356.exe	30
PID 2604 wrote to memory of 2788	2604	b4d593afebeb7f39861fe5c5c9b9e581713548ab083891da3c9c7303fc5b8356.exe	30
PID 2604 wrote to memory of 2788	2604	b4d593afebeb7f39861fe5c5c9b9e581713548ab083891da3c9c7303fc5b8356.exe	30
PID 2604 wrote to memory of 2788	2604	b4d593afebeb7f39861fe5c5c9b9e581713548ab083891da3c9c7303fc5b8356.exe	30

C:\Users\Admin\AppData\Local\Temp\b4d593afebeb7f39861fe5c5c9b9e581713548ab083891da3c9c7303fc5b8356.exe
"C:\Users\Admin\AppData\Local\Temp\b4d593afebeb7f39861fe5c5c9b9e581713548ab083891da3c9c7303fc5b8356.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:2604
- 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:2788

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
67a1db36f1100ba1f91d2c8fcfe492e1

SHA1
c90ac39431a80979f5b5152d91dd8648e4e4f250

SHA256
b4d593afebeb7f39861fe5c5c9b9e581713548ab083891da3c9c7303fc5b8356

SHA512
68560d69c67bbf0166b6ddf626038a221fc7aed7a3c852904d2092f2f8b931b325caa909a18d5286567faa57c7a86066410f2daeb97156e816f0c37350e76003

Download Submit
memory/2604-16-0x0000000006F60000-0x000000000741F000-memory.dmp

Filesize
4.7MB

Download
memory/2604-1-0x0000000077200000-0x0000000077202000-memory.dmp

Filesize
8KB

Download
memory/2604-2-0x0000000000821000-0x000000000084F000-memory.dmp

Filesize
184KB

Download
memory/2604-3-0x0000000000820000-0x0000000000CDF000-memory.dmp

Filesize
4.7MB

Download
memory/2604-5-0x0000000000820000-0x0000000000CDF000-memory.dmp

Filesize
4.7MB

Download
memory/2604-0-0x0000000000820000-0x0000000000CDF000-memory.dmp

Filesize
4.7MB

Download
memory/2604-20-0x0000000000820000-0x0000000000CDF000-memory.dmp

Filesize
4.7MB

Download
memory/2604-17-0x0000000006F60000-0x000000000741F000-memory.dmp

Filesize
4.7MB

Download
memory/2788-24-0x0000000001040000-0x00000000014FF000-memory.dmp

Filesize
4.7MB

Download
memory/2788-33-0x0000000001040000-0x00000000014FF000-memory.dmp

Filesize
4.7MB

Download
memory/2788-23-0x0000000001040000-0x00000000014FF000-memory.dmp

Filesize
4.7MB

Download
memory/2788-26-0x0000000001040000-0x00000000014FF000-memory.dmp

Filesize
4.7MB

Download
memory/2788-27-0x0000000001040000-0x00000000014FF000-memory.dmp

Filesize
4.7MB

Download
memory/2788-21-0x0000000001040000-0x00000000014FF000-memory.dmp

Filesize
4.7MB

Download
memory/2788-28-0x0000000001040000-0x00000000014FF000-memory.dmp

Filesize
4.7MB

Download
memory/2788-29-0x0000000001040000-0x00000000014FF000-memory.dmp

Filesize
4.7MB

Download
memory/2788-30-0x0000000001040000-0x00000000014FF000-memory.dmp

Filesize
4.7MB

Download
memory/2788-31-0x0000000001040000-0x00000000014FF000-memory.dmp

Filesize
4.7MB

Download
memory/2788-32-0x0000000001040000-0x00000000014FF000-memory.dmp

Filesize
4.7MB

Download
memory/2788-22-0x0000000001041000-0x000000000106F000-memory.dmp

Filesize
184KB

Download
memory/2788-34-0x0000000001040000-0x00000000014FF000-memory.dmp

Filesize
4.7MB

Download
memory/2788-35-0x0000000001040000-0x00000000014FF000-memory.dmp

Filesize
4.7MB

Download
memory/2788-36-0x0000000001040000-0x00000000014FF000-memory.dmp

Filesize
4.7MB

Download
memory/2788-37-0x0000000001040000-0x00000000014FF000-memory.dmp

Filesize
4.7MB

Download
memory/2788-38-0x0000000001040000-0x00000000014FF000-memory.dmp

Filesize
4.7MB

Download
memory/2788-39-0x0000000001040000-0x00000000014FF000-memory.dmp

Filesize
4.7MB

Download
memory/2788-40-0x0000000001040000-0x00000000014FF000-memory.dmp

Filesize
4.7MB

Download
memory/2788-41-0x0000000001040000-0x00000000014FF000-memory.dmp

Filesize
4.7MB

Download
memory/2788-42-0x0000000001040000-0x00000000014FF000-memory.dmp

Filesize
4.7MB

Download
memory/2788-43-0x0000000001040000-0x00000000014FF000-memory.dmp

Filesize
4.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads