amadey | 1a85d82778b6fe28aedcdd72e8a33cfbb29651ad5b3c4dac468d90ad8098ef4d

General

Target

random.exe
Size

1.8MB
MD5

953284af97511270b05f77004d640fa7
SHA1

8f0f56d63a94c0694d7360d191ff80c0d3e26067
SHA256

1a85d82778b6fe28aedcdd72e8a33cfbb29651ad5b3c4dac468d90ad8098ef4d
SHA512

0c92d2c535a049010f9e651acf517cf733231bbef96abde8569050619e34939ada0b5c7b25761bed7ac7633a2dc7ca5df28597672ab2191b0796223f6017d59a
SSDEEP

49152:sYX0kWIi58FEE+vzYglq7Sahj2RRot8hUl+zp:nU8FEB7F52j0Rot82l

Score

10^/10

amadey fed3aa defense_evasion discovery 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

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

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

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Wine	random.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Wine	axplong.exe

Loads dropped DLL 1 IoCs

pid	Process
2508	random.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2508	random.exe
2788	axplong.exe

Drops file in Windows directory 1 IoCs

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

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2508	random.exe
2788	axplong.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2508	random.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2508 wrote to memory of 2788	2508	random.exe	30
PID 2508 wrote to memory of 2788	2508	random.exe	30
PID 2508 wrote to memory of 2788	2508	random.exe	30
PID 2508 wrote to memory of 2788	2508	random.exe	30

C:\Users\Admin\AppData\Local\Temp\random.exe
"C:\Users\Admin\AppData\Local\Temp\random.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:2508
- 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

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

Filesize
1.8MB

MD5
953284af97511270b05f77004d640fa7

SHA1
8f0f56d63a94c0694d7360d191ff80c0d3e26067

SHA256
1a85d82778b6fe28aedcdd72e8a33cfbb29651ad5b3c4dac468d90ad8098ef4d

SHA512
0c92d2c535a049010f9e651acf517cf733231bbef96abde8569050619e34939ada0b5c7b25761bed7ac7633a2dc7ca5df28597672ab2191b0796223f6017d59a

Download Submit
memory/2508-0-0x0000000000C80000-0x0000000001131000-memory.dmp

Filesize
4.7MB

Download
memory/2508-1-0x0000000077D20000-0x0000000077D22000-memory.dmp

Filesize
8KB

Download
memory/2508-2-0x0000000000C81000-0x0000000000CAF000-memory.dmp

Filesize
184KB

Download
memory/2508-3-0x0000000000C80000-0x0000000001131000-memory.dmp

Filesize
4.7MB

Download
memory/2508-4-0x0000000000C80000-0x0000000001131000-memory.dmp

Filesize
4.7MB

Download
memory/2508-5-0x0000000000C80000-0x0000000001131000-memory.dmp

Filesize
4.7MB

Download
memory/2508-15-0x0000000000C80000-0x0000000001131000-memory.dmp

Filesize
4.7MB

Download
memory/2788-24-0x00000000010A0000-0x0000000001551000-memory.dmp

Filesize
4.7MB

Download
memory/2788-30-0x00000000010A0000-0x0000000001551000-memory.dmp

Filesize
4.7MB

Download
memory/2788-19-0x00000000010A0000-0x0000000001551000-memory.dmp

Filesize
4.7MB

Download
memory/2788-21-0x00000000010A0000-0x0000000001551000-memory.dmp

Filesize
4.7MB

Download
memory/2788-22-0x00000000010A0000-0x0000000001551000-memory.dmp

Filesize
4.7MB

Download
memory/2788-23-0x00000000010A0000-0x0000000001551000-memory.dmp

Filesize
4.7MB

Download
memory/2788-17-0x00000000010A0000-0x0000000001551000-memory.dmp

Filesize
4.7MB

Download
memory/2788-26-0x00000000010A0000-0x0000000001551000-memory.dmp

Filesize
4.7MB

Download
memory/2788-27-0x00000000010A0000-0x0000000001551000-memory.dmp

Filesize
4.7MB

Download
memory/2788-28-0x00000000010A0000-0x0000000001551000-memory.dmp

Filesize
4.7MB

Download
memory/2788-29-0x00000000010A0000-0x0000000001551000-memory.dmp

Filesize
4.7MB

Download
memory/2788-18-0x00000000010A1000-0x00000000010CF000-memory.dmp

Filesize
184KB

Download
memory/2788-31-0x00000000010A0000-0x0000000001551000-memory.dmp

Filesize
4.7MB

Download
memory/2788-32-0x00000000010A0000-0x0000000001551000-memory.dmp

Filesize
4.7MB

Download
memory/2788-33-0x00000000010A0000-0x0000000001551000-memory.dmp

Filesize
4.7MB

Download
memory/2788-34-0x00000000010A0000-0x0000000001551000-memory.dmp

Filesize
4.7MB

Download
memory/2788-35-0x00000000010A0000-0x0000000001551000-memory.dmp

Filesize
4.7MB

Download
memory/2788-36-0x00000000010A0000-0x0000000001551000-memory.dmp

Filesize
4.7MB

Download
memory/2788-37-0x00000000010A0000-0x0000000001551000-memory.dmp

Filesize
4.7MB

Download
memory/2788-38-0x00000000010A0000-0x0000000001551000-memory.dmp

Filesize
4.7MB

Download
memory/2788-39-0x00000000010A0000-0x0000000001551000-memory.dmp

Filesize
4.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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