amadey | c847141c27e026398cf59fe786164c4870f6497fd9445c8b82925dbbfbb5c96e

General

Target

c847141c27e026398cf59fe786164c4870f6497fd9445c8b82925dbbfbb5c96e.exe
Size

1.8MB
MD5

365a35dfa8852e12b601763f8b8caba7
SHA1

be193b78933e268a1153e449486b358332fbfc36
SHA256

c847141c27e026398cf59fe786164c4870f6497fd9445c8b82925dbbfbb5c96e
SHA512

3ad532524668517b26f8d306155b93f884e81e827c2b9f45687b7ed59c2976284c46e868990a821979af9deb65a66dc30371749613d25214afeff7e94f6c8411
SSDEEP

49152:FrrmMEvIrLnEbXDycj9zfPk59XYy5iYljdBa0T:lLnAXD9j9zfq9XYox

Score

10^/10

amadey 9c9aa5 defense_evasion discovery 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 2 IoCs

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	c847141c27e026398cf59fe786164c4870f6497fd9445c8b82925dbbfbb5c96e.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.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	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	c847141c27e026398cf59fe786164c4870f6497fd9445c8b82925dbbfbb5c96e.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	c847141c27e026398cf59fe786164c4870f6497fd9445c8b82925dbbfbb5c96e.exe

Executes dropped EXE 1 IoCs

pid	Process
2848	skotes.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	c847141c27e026398cf59fe786164c4870f6497fd9445c8b82925dbbfbb5c96e.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Wine	skotes.exe

Loads dropped DLL 2 IoCs

pid	Process
2564	c847141c27e026398cf59fe786164c4870f6497fd9445c8b82925dbbfbb5c96e.exe
2564	c847141c27e026398cf59fe786164c4870f6497fd9445c8b82925dbbfbb5c96e.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2564	c847141c27e026398cf59fe786164c4870f6497fd9445c8b82925dbbfbb5c96e.exe
2848	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	c847141c27e026398cf59fe786164c4870f6497fd9445c8b82925dbbfbb5c96e.exe

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	c847141c27e026398cf59fe786164c4870f6497fd9445c8b82925dbbfbb5c96e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2564	c847141c27e026398cf59fe786164c4870f6497fd9445c8b82925dbbfbb5c96e.exe
2848	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2564	c847141c27e026398cf59fe786164c4870f6497fd9445c8b82925dbbfbb5c96e.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2564 wrote to memory of 2848	2564	c847141c27e026398cf59fe786164c4870f6497fd9445c8b82925dbbfbb5c96e.exe	30
PID 2564 wrote to memory of 2848	2564	c847141c27e026398cf59fe786164c4870f6497fd9445c8b82925dbbfbb5c96e.exe	30
PID 2564 wrote to memory of 2848	2564	c847141c27e026398cf59fe786164c4870f6497fd9445c8b82925dbbfbb5c96e.exe	30
PID 2564 wrote to memory of 2848	2564	c847141c27e026398cf59fe786164c4870f6497fd9445c8b82925dbbfbb5c96e.exe	30

C:\Users\Admin\AppData\Local\Temp\c847141c27e026398cf59fe786164c4870f6497fd9445c8b82925dbbfbb5c96e.exe
"C:\Users\Admin\AppData\Local\Temp\c847141c27e026398cf59fe786164c4870f6497fd9445c8b82925dbbfbb5c96e.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:2564
- 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:2848

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

1

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\abc3bc1985\skotes.exe

Filesize
1.8MB

MD5
365a35dfa8852e12b601763f8b8caba7

SHA1
be193b78933e268a1153e449486b358332fbfc36

SHA256
c847141c27e026398cf59fe786164c4870f6497fd9445c8b82925dbbfbb5c96e

SHA512
3ad532524668517b26f8d306155b93f884e81e827c2b9f45687b7ed59c2976284c46e868990a821979af9deb65a66dc30371749613d25214afeff7e94f6c8411

Download Submit
memory/2564-18-0x0000000001250000-0x0000000001712000-memory.dmp

Filesize
4.8MB

Download
memory/2564-1-0x0000000077840000-0x0000000077842000-memory.dmp

Filesize
8KB

Download
memory/2564-2-0x0000000001251000-0x000000000127F000-memory.dmp

Filesize
184KB

Download
memory/2564-3-0x0000000001250000-0x0000000001712000-memory.dmp

Filesize
4.8MB

Download
memory/2564-5-0x0000000001250000-0x0000000001712000-memory.dmp

Filesize
4.8MB

Download
memory/2564-0-0x0000000001250000-0x0000000001712000-memory.dmp

Filesize
4.8MB

Download
memory/2564-21-0x0000000006CD0000-0x0000000007192000-memory.dmp

Filesize
4.8MB

Download
memory/2564-19-0x0000000006CD0000-0x0000000007192000-memory.dmp

Filesize
4.8MB

Download
memory/2848-29-0x0000000000EA0000-0x0000000001362000-memory.dmp

Filesize
4.8MB

Download
memory/2848-33-0x0000000000EA0000-0x0000000001362000-memory.dmp

Filesize
4.8MB

Download
memory/2848-23-0x0000000000EA0000-0x0000000001362000-memory.dmp

Filesize
4.8MB

Download
memory/2848-24-0x0000000000EA0000-0x0000000001362000-memory.dmp

Filesize
4.8MB

Download
memory/2848-26-0x0000000000EA0000-0x0000000001362000-memory.dmp

Filesize
4.8MB

Download
memory/2848-27-0x0000000000EA0000-0x0000000001362000-memory.dmp

Filesize
4.8MB

Download
memory/2848-28-0x0000000000EA0000-0x0000000001362000-memory.dmp

Filesize
4.8MB

Download
memory/2848-20-0x0000000000EA0000-0x0000000001362000-memory.dmp

Filesize
4.8MB

Download
memory/2848-30-0x0000000000EA0000-0x0000000001362000-memory.dmp

Filesize
4.8MB

Download
memory/2848-31-0x0000000000EA0000-0x0000000001362000-memory.dmp

Filesize
4.8MB

Download
memory/2848-32-0x0000000000EA0000-0x0000000001362000-memory.dmp

Filesize
4.8MB

Download
memory/2848-22-0x0000000000EA0000-0x0000000001362000-memory.dmp

Filesize
4.8MB

Download
memory/2848-34-0x0000000000EA0000-0x0000000001362000-memory.dmp

Filesize
4.8MB

Download
memory/2848-35-0x0000000000EA0000-0x0000000001362000-memory.dmp

Filesize
4.8MB

Download
memory/2848-36-0x0000000000EA0000-0x0000000001362000-memory.dmp

Filesize
4.8MB

Download
memory/2848-37-0x0000000000EA0000-0x0000000001362000-memory.dmp

Filesize
4.8MB

Download
memory/2848-38-0x0000000000EA0000-0x0000000001362000-memory.dmp

Filesize
4.8MB

Download
memory/2848-39-0x0000000000EA0000-0x0000000001362000-memory.dmp

Filesize
4.8MB

Download
memory/2848-40-0x0000000000EA0000-0x0000000001362000-memory.dmp

Filesize
4.8MB

Download
memory/2848-41-0x0000000000EA0000-0x0000000001362000-memory.dmp

Filesize
4.8MB

Download
memory/2848-42-0x0000000000EA0000-0x0000000001362000-memory.dmp

Filesize
4.8MB

Download
memory/2848-43-0x0000000000EA0000-0x0000000001362000-memory.dmp

Filesize
4.8MB

Download
memory/2848-44-0x0000000000EA0000-0x0000000001362000-memory.dmp

Filesize
4.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads