amadey | 8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9

General

Target

8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe
Size

1.8MB
MD5

faf79a03abcf855cea77685c5b6d121e
SHA1

22cb12b6509594407f862020667ec4e10e427eee
SHA256

8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9
SHA512

66b263fb23d0a3982131d284801081abdd6328f0c2bc23ef74ae337421fedfed801ceec467928c2ca5f705c4c2b4b334a8dfc9e751b2e132aa9f071eaf8f1fbc
SSDEEP

49152:WRUfYfjTJShr/maBLgOvaBXH8brj1imgG60yfll:IUwseOkX24mglll

Score

10^/10

amadey 4bee07 discovery evasion trojan

Malware Config

Extracted

Family

amadey

Version

5.04

Botnet

4bee07

C2

http://185.215.113.209

Attributes

install_dir
fc9e0aaab7
install_file
defnur.exe
strings_key
191655f008adc880f91bfc85bc56db54
url_paths
/Fru7Nk9/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

Processes:

8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exedefnur.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	defnur.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

Processes:

8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exedefnur.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	defnur.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	defnur.exe

Executes dropped EXE 1 IoCs

Processes:

defnur.exe

pid process

2944 defnur.exe

pid	process
2944	defnur.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

Processes:

defnur.exe8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	defnur.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe

Loads dropped DLL 1 IoCs

Processes:

8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe

pid process

2104 8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exedefnur.exe

pid process

2104 8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe
2944 defnur.exe
Drops file in Windows directory 1 IoCs

Processes:

8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe

description ioc process

File created C:\Windows\Tasks\defnur.job 8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2104	8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe

pid	process
2104	8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe
2944	defnur.exe

description	ioc	process
File created	C:\Windows\Tasks\defnur.job	8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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

Processes:

8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exedefnur.exe

pid process

2104 8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe
2944 defnur.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe

pid process

2104 8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe

pid	process
2104	8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe
2944	defnur.exe

pid	process
2104	8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe

description	pid	process	target process
PID 2104 wrote to memory of 2944	2104	8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe	defnur.exe
PID 2104 wrote to memory of 2944	2104	8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe	defnur.exe
PID 2104 wrote to memory of 2944	2104	8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe	defnur.exe
PID 2104 wrote to memory of 2944	2104	8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe	defnur.exe

C:\Users\Admin\AppData\Local\Temp\8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.exe
"C:\Users\Admin\AppData\Local\Temp\8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9.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:2104
- C:\Users\Admin\AppData\Local\Temp\fc9e0aaab7\defnur.exe
  "C:\Users\Admin\AppData\Local\Temp\fc9e0aaab7\defnur.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
  - Suspicious behavior: EnumeratesProcesses
  PID:2944

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\fc9e0aaab7\defnur.exe

Filesize
1.8MB

MD5
faf79a03abcf855cea77685c5b6d121e

SHA1
22cb12b6509594407f862020667ec4e10e427eee

SHA256
8717c048d06a8b72fc42723ad2e76572ed0757fe3d07bfd9c2d2aacfb05507d9

SHA512
66b263fb23d0a3982131d284801081abdd6328f0c2bc23ef74ae337421fedfed801ceec467928c2ca5f705c4c2b4b334a8dfc9e751b2e132aa9f071eaf8f1fbc

Download Submit
memory/2104-0-0x0000000000310000-0x00000000007CA000-memory.dmp

Filesize
4.7MB

Download
memory/2104-1-0x00000000773A0000-0x00000000773A2000-memory.dmp

Filesize
8KB

Download
memory/2104-2-0x0000000000311000-0x000000000033F000-memory.dmp

Filesize
184KB

Download
memory/2104-3-0x0000000000310000-0x00000000007CA000-memory.dmp

Filesize
4.7MB

Download
memory/2104-5-0x0000000000310000-0x00000000007CA000-memory.dmp

Filesize
4.7MB

Download
memory/2104-10-0x0000000000310000-0x00000000007CA000-memory.dmp

Filesize
4.7MB

Download
memory/2104-16-0x0000000000310000-0x00000000007CA000-memory.dmp

Filesize
4.7MB

Download
memory/2944-29-0x00000000008C0000-0x00000000008C1000-memory.dmp

Filesize
4KB

Download
memory/2944-26-0x0000000002860000-0x0000000002861000-memory.dmp

Filesize
4KB

Download
memory/2944-33-0x0000000000E60000-0x000000000131A000-memory.dmp

Filesize
4.7MB

Download
memory/2944-30-0x0000000000E61000-0x0000000000E8F000-memory.dmp

Filesize
184KB

Download
memory/2944-17-0x0000000000E60000-0x000000000131A000-memory.dmp

Filesize
4.7MB

Download
memory/2944-28-0x0000000000DC0000-0x0000000000DC1000-memory.dmp

Filesize
4KB

Download
memory/2944-27-0x0000000000E50000-0x0000000000E51000-memory.dmp

Filesize
4KB

Download
memory/2944-31-0x0000000000E60000-0x000000000131A000-memory.dmp

Filesize
4.7MB

Download
memory/2944-25-0x0000000000CF0000-0x0000000000CF1000-memory.dmp

Filesize
4KB

Download
memory/2944-24-0x0000000000D50000-0x0000000000D51000-memory.dmp

Filesize
4KB

Download
memory/2944-23-0x00000000008B0000-0x00000000008B1000-memory.dmp

Filesize
4KB

Download
memory/2944-22-0x0000000002990000-0x0000000002991000-memory.dmp

Filesize
4KB

Download
memory/2944-21-0x00000000008A0000-0x00000000008A1000-memory.dmp

Filesize
4KB

Download
memory/2944-20-0x0000000002AC0000-0x0000000002AC1000-memory.dmp

Filesize
4KB

Download
memory/2944-19-0x0000000000D60000-0x0000000000D61000-memory.dmp

Filesize
4KB

Download
memory/2944-18-0x0000000002AB0000-0x0000000002AB1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads