amadey | 882755f16c255c7e0391dbb91999ae4f47a7a3a753755f01771ac6b005e4475d

Analysis

max time kernel
141s
max time network
142s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
04-11-2024 10:01

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General

Target

882755f16c255c7e0391dbb91999ae4f47a7a3a753755f01771ac6b005e4475d.exe
Size

1.8MB
MD5

eb13fe588ec0154f18da296cbd5e53f2
SHA1

a8e08ff98d9286ce33dc8e5dbef5a388de9c2131
SHA256

882755f16c255c7e0391dbb91999ae4f47a7a3a753755f01771ac6b005e4475d
SHA512

d454f8e16d81dae1724b8f07005d92e04ca13ae5440db6546e805de331f20ead528df52e4ddcce893b25698335ba30363a25c95c6b8699cc0395ae324c5905b7
SSDEEP

49152:O/iUpKi1J2IfjswuJFhB7uEgGAD2X2ainMiUGujPo2:O/wIfjk5VA6XsvnCo2

Score

10^/10

amadey fed3aa discovery evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

fed3aa

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__	882755f16c255c7e0391dbb91999ae4f47a7a3a753755f01771ac6b005e4475d.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	882755f16c255c7e0391dbb91999ae4f47a7a3a753755f01771ac6b005e4475d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	882755f16c255c7e0391dbb91999ae4f47a7a3a753755f01771ac6b005e4475d.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
2836	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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Wine	882755f16c255c7e0391dbb91999ae4f47a7a3a753755f01771ac6b005e4475d.exe
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Wine	axplong.exe

Loads dropped DLL 2 IoCs

pid	Process
2992	882755f16c255c7e0391dbb91999ae4f47a7a3a753755f01771ac6b005e4475d.exe
2992	882755f16c255c7e0391dbb91999ae4f47a7a3a753755f01771ac6b005e4475d.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2992	882755f16c255c7e0391dbb91999ae4f47a7a3a753755f01771ac6b005e4475d.exe
2836	axplong.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\axplong.job	882755f16c255c7e0391dbb91999ae4f47a7a3a753755f01771ac6b005e4475d.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	882755f16c255c7e0391dbb91999ae4f47a7a3a753755f01771ac6b005e4475d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	axplong.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2992	882755f16c255c7e0391dbb91999ae4f47a7a3a753755f01771ac6b005e4475d.exe
2836	axplong.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2992	882755f16c255c7e0391dbb91999ae4f47a7a3a753755f01771ac6b005e4475d.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2992 wrote to memory of 2836	2992	882755f16c255c7e0391dbb91999ae4f47a7a3a753755f01771ac6b005e4475d.exe	30
PID 2992 wrote to memory of 2836	2992	882755f16c255c7e0391dbb91999ae4f47a7a3a753755f01771ac6b005e4475d.exe	30
PID 2992 wrote to memory of 2836	2992	882755f16c255c7e0391dbb91999ae4f47a7a3a753755f01771ac6b005e4475d.exe	30
PID 2992 wrote to memory of 2836	2992	882755f16c255c7e0391dbb91999ae4f47a7a3a753755f01771ac6b005e4475d.exe	30

C:\Users\Admin\AppData\Local\Temp\882755f16c255c7e0391dbb91999ae4f47a7a3a753755f01771ac6b005e4475d.exe
"C:\Users\Admin\AppData\Local\Temp\882755f16c255c7e0391dbb91999ae4f47a7a3a753755f01771ac6b005e4475d.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:2992
- 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:2836

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

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
eb13fe588ec0154f18da296cbd5e53f2

SHA1
a8e08ff98d9286ce33dc8e5dbef5a388de9c2131

SHA256
882755f16c255c7e0391dbb91999ae4f47a7a3a753755f01771ac6b005e4475d

SHA512
d454f8e16d81dae1724b8f07005d92e04ca13ae5440db6546e805de331f20ead528df52e4ddcce893b25698335ba30363a25c95c6b8699cc0395ae324c5905b7

Download Submit
memory/2836-24-0x0000000000B60000-0x0000000000B61000-memory.dmp

Filesize
4KB

Download
memory/2836-48-0x0000000000D40000-0x0000000001203000-memory.dmp

Filesize
4.8MB

Download
memory/2836-53-0x0000000000D40000-0x0000000001203000-memory.dmp

Filesize
4.8MB

Download
memory/2836-52-0x0000000000D40000-0x0000000001203000-memory.dmp

Filesize
4.8MB

Download
memory/2836-51-0x0000000000D40000-0x0000000001203000-memory.dmp

Filesize
4.8MB

Download
memory/2836-50-0x0000000000D40000-0x0000000001203000-memory.dmp

Filesize
4.8MB

Download
memory/2836-25-0x0000000002770000-0x0000000002771000-memory.dmp

Filesize
4KB

Download
memory/2836-21-0x0000000000D40000-0x0000000001203000-memory.dmp

Filesize
4.8MB

Download
memory/2836-49-0x0000000000D40000-0x0000000001203000-memory.dmp

Filesize
4.8MB

Download
memory/2836-23-0x0000000000C20000-0x0000000000C21000-memory.dmp

Filesize
4KB

Download
memory/2836-33-0x00000000005C0000-0x00000000005C1000-memory.dmp

Filesize
4KB

Download
memory/2836-32-0x00000000005D0000-0x00000000005D1000-memory.dmp

Filesize
4KB

Download
memory/2836-31-0x0000000002760000-0x0000000002761000-memory.dmp

Filesize
4KB

Download
memory/2836-30-0x0000000000AD0000-0x0000000000AD1000-memory.dmp

Filesize
4KB

Download
memory/2836-29-0x0000000000B70000-0x0000000000B71000-memory.dmp

Filesize
4KB

Download
memory/2836-28-0x0000000000AC0000-0x0000000000AC1000-memory.dmp

Filesize
4KB

Download
memory/2836-27-0x00000000005E0000-0x00000000005E1000-memory.dmp

Filesize
4KB

Download
memory/2836-22-0x0000000000B80000-0x0000000000B81000-memory.dmp

Filesize
4KB

Download
memory/2836-47-0x0000000000D40000-0x0000000001203000-memory.dmp

Filesize
4.8MB

Download
memory/2836-46-0x0000000000D40000-0x0000000001203000-memory.dmp

Filesize
4.8MB

Download
memory/2836-26-0x0000000000520000-0x0000000000521000-memory.dmp

Filesize
4KB

Download
memory/2836-34-0x0000000000D41000-0x0000000000D6F000-memory.dmp

Filesize
184KB

Download
memory/2836-37-0x0000000000D40000-0x0000000001203000-memory.dmp

Filesize
4.8MB

Download
memory/2836-36-0x0000000000D40000-0x0000000001203000-memory.dmp

Filesize
4.8MB

Download
memory/2836-38-0x0000000000D40000-0x0000000001203000-memory.dmp

Filesize
4.8MB

Download
memory/2836-39-0x0000000000D40000-0x0000000001203000-memory.dmp

Filesize
4.8MB

Download
memory/2836-40-0x0000000000D40000-0x0000000001203000-memory.dmp

Filesize
4.8MB

Download
memory/2836-41-0x0000000000D40000-0x0000000001203000-memory.dmp

Filesize
4.8MB

Download
memory/2836-42-0x0000000000D40000-0x0000000001203000-memory.dmp

Filesize
4.8MB

Download
memory/2836-43-0x0000000000D40000-0x0000000001203000-memory.dmp

Filesize
4.8MB

Download
memory/2836-44-0x0000000000D40000-0x0000000001203000-memory.dmp

Filesize
4.8MB

Download
memory/2836-45-0x0000000000D40000-0x0000000001203000-memory.dmp

Filesize
4.8MB

Download
memory/2992-2-0x0000000000231000-0x000000000025F000-memory.dmp

Filesize
184KB

Download
memory/2992-19-0x0000000006BB0000-0x0000000007073000-memory.dmp

Filesize
4.8MB

Download
memory/2992-0-0x0000000000230000-0x00000000006F3000-memory.dmp

Filesize
4.8MB

Download
memory/2992-20-0x0000000006BB0000-0x0000000007073000-memory.dmp

Filesize
4.8MB

Download
memory/2992-18-0x0000000000230000-0x00000000006F3000-memory.dmp

Filesize
4.8MB

Download
memory/2992-1-0x0000000077660000-0x0000000077662000-memory.dmp

Filesize
8KB

Download
memory/2992-4-0x0000000000230000-0x00000000006F3000-memory.dmp

Filesize
4.8MB

Download
memory/2992-3-0x0000000000230000-0x00000000006F3000-memory.dmp

Filesize
4.8MB

Download