amadey | 423d31c445f4f1b659e88a21e588d5c96910e86c6f40ea271201fbb55d40f39d

General

Target

423d31c445f4f1b659e88a21e588d5c96910e86c6f40ea271201fbb55d40f39d.exe
Size

2.9MB
MD5

c34a786de9705b019ffa55c575b12412
SHA1

105a41abba38c4420d3b6ed6f7f464374257559b
SHA256

423d31c445f4f1b659e88a21e588d5c96910e86c6f40ea271201fbb55d40f39d
SHA512

33f4ff41f3d910e7e214d664da11a3faa91c009f85190673dab040ab6a14d129c6eaa56718b19b27afb8795d8d90d8912269975299ef99e0e83fda58a74a40f0
SSDEEP

24576:DfIwvTRCxmRtkSeqzioYQWQw5rD2Dr33AjCZuMooemByOzS4IlPIvOS4Vu1IW+vG:bIwIxOtPGojDQ+MtF6+kEHaWU

Score

10^/10

amadey 9c9aa5 discovery evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes

install_dir
abc3bc1985
install_file
skotes.exe
strings_key
8a35cf2ea38c2817dba29a4b5b25dcf0
url_paths
/Zu7JuNko/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 4 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	423d31c445f4f1b659e88a21e588d5c96910e86c6f40ea271201fbb55d40f39d.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe

Checks BIOS information in registry 2 TTPs 8 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\VideoBiosVersion	423d31c445f4f1b659e88a21e588d5c96910e86c6f40ea271201fbb55d40f39d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	423d31c445f4f1b659e88a21e588d5c96910e86c6f40ea271201fbb55d40f39d.exe

Executes dropped EXE 3 IoCs

pid	Process
3436	skotes.exe
244	skotes.exe
4584	skotes.exe

Identifies Wine through registry keys 2 TTPs 4 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-1-5-21-2584844841-1405471295-1760131749-1000\Software\Wine	423d31c445f4f1b659e88a21e588d5c96910e86c6f40ea271201fbb55d40f39d.exe
Key opened	\REGISTRY\USER\S-1-5-21-2584844841-1405471295-1760131749-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-2584844841-1405471295-1760131749-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-2584844841-1405471295-1760131749-1000\Software\Wine	skotes.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
4460	423d31c445f4f1b659e88a21e588d5c96910e86c6f40ea271201fbb55d40f39d.exe
3436	skotes.exe
244	skotes.exe
4584	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	423d31c445f4f1b659e88a21e588d5c96910e86c6f40ea271201fbb55d40f39d.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	423d31c445f4f1b659e88a21e588d5c96910e86c6f40ea271201fbb55d40f39d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4460	423d31c445f4f1b659e88a21e588d5c96910e86c6f40ea271201fbb55d40f39d.exe
4460	423d31c445f4f1b659e88a21e588d5c96910e86c6f40ea271201fbb55d40f39d.exe
3436	skotes.exe
3436	skotes.exe
244	skotes.exe
244	skotes.exe
4584	skotes.exe
4584	skotes.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4460 wrote to memory of 3436	4460	423d31c445f4f1b659e88a21e588d5c96910e86c6f40ea271201fbb55d40f39d.exe	77
PID 4460 wrote to memory of 3436	4460	423d31c445f4f1b659e88a21e588d5c96910e86c6f40ea271201fbb55d40f39d.exe	77
PID 4460 wrote to memory of 3436	4460	423d31c445f4f1b659e88a21e588d5c96910e86c6f40ea271201fbb55d40f39d.exe	77

C:\Users\Admin\AppData\Local\Temp\423d31c445f4f1b659e88a21e588d5c96910e86c6f40ea271201fbb55d40f39d.exe
"C:\Users\Admin\AppData\Local\Temp\423d31c445f4f1b659e88a21e588d5c96910e86c6f40ea271201fbb55d40f39d.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4460
- C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
  "C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.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:3436

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
1⤵
- 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:244

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
1⤵
- 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:4584

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\abc3bc1985\skotes.exe

Filesize
2.9MB

MD5
c34a786de9705b019ffa55c575b12412

SHA1
105a41abba38c4420d3b6ed6f7f464374257559b

SHA256
423d31c445f4f1b659e88a21e588d5c96910e86c6f40ea271201fbb55d40f39d

SHA512
33f4ff41f3d910e7e214d664da11a3faa91c009f85190673dab040ab6a14d129c6eaa56718b19b27afb8795d8d90d8912269975299ef99e0e83fda58a74a40f0

Download Submit
memory/244-32-0x0000000000500000-0x000000000081E000-memory.dmp

Filesize
3.1MB

Download
memory/244-30-0x0000000000500000-0x000000000081E000-memory.dmp

Filesize
3.1MB

Download
memory/244-29-0x0000000000500000-0x000000000081E000-memory.dmp

Filesize
3.1MB

Download
memory/244-27-0x0000000000500000-0x000000000081E000-memory.dmp

Filesize
3.1MB

Download
memory/3436-19-0x0000000000500000-0x000000000081E000-memory.dmp

Filesize
3.1MB

Download
memory/3436-37-0x0000000000500000-0x000000000081E000-memory.dmp

Filesize
3.1MB

Download
memory/3436-46-0x0000000000500000-0x000000000081E000-memory.dmp

Filesize
3.1MB

Download
memory/3436-45-0x0000000000500000-0x000000000081E000-memory.dmp

Filesize
3.1MB

Download
memory/3436-20-0x0000000000500000-0x000000000081E000-memory.dmp

Filesize
3.1MB

Download
memory/3436-21-0x0000000000500000-0x000000000081E000-memory.dmp

Filesize
3.1MB

Download
memory/3436-22-0x0000000000500000-0x000000000081E000-memory.dmp

Filesize
3.1MB

Download
memory/3436-23-0x0000000000500000-0x000000000081E000-memory.dmp

Filesize
3.1MB

Download
memory/3436-24-0x0000000000500000-0x000000000081E000-memory.dmp

Filesize
3.1MB

Download
memory/3436-25-0x0000000000500000-0x000000000081E000-memory.dmp

Filesize
3.1MB

Download
memory/3436-44-0x0000000000500000-0x000000000081E000-memory.dmp

Filesize
3.1MB

Download
memory/3436-43-0x0000000000500000-0x000000000081E000-memory.dmp

Filesize
3.1MB

Download
memory/3436-28-0x0000000000500000-0x000000000081E000-memory.dmp

Filesize
3.1MB

Download
memory/3436-39-0x0000000000500000-0x000000000081E000-memory.dmp

Filesize
3.1MB

Download
memory/3436-18-0x0000000000500000-0x000000000081E000-memory.dmp

Filesize
3.1MB

Download
memory/3436-33-0x0000000000500000-0x000000000081E000-memory.dmp

Filesize
3.1MB

Download
memory/3436-34-0x0000000000500000-0x000000000081E000-memory.dmp

Filesize
3.1MB

Download
memory/3436-35-0x0000000000500000-0x000000000081E000-memory.dmp

Filesize
3.1MB

Download
memory/3436-36-0x0000000000500000-0x000000000081E000-memory.dmp

Filesize
3.1MB

Download
memory/4460-1-0x0000000077926000-0x0000000077928000-memory.dmp

Filesize
8KB

Download
memory/4460-2-0x00000000007B1000-0x00000000007DF000-memory.dmp

Filesize
184KB

Download
memory/4460-3-0x00000000007B0000-0x0000000000ACE000-memory.dmp

Filesize
3.1MB

Download
memory/4460-4-0x00000000007B0000-0x0000000000ACE000-memory.dmp

Filesize
3.1MB

Download
memory/4460-0-0x00000000007B0000-0x0000000000ACE000-memory.dmp

Filesize
3.1MB

Download
memory/4460-17-0x00000000007B0000-0x0000000000ACE000-memory.dmp

Filesize
3.1MB

Download
memory/4584-40-0x0000000000500000-0x000000000081E000-memory.dmp

Filesize
3.1MB

Download
memory/4584-42-0x0000000000500000-0x000000000081E000-memory.dmp

Filesize
3.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads