amadey | 335b9c173dcf00e1b0612753cf4e021578690c9ab16f98e1d00da18eed7aa687

General

Target

335b9c173dcf00e1b0612753cf4e021578690c9ab16f98e1d00da18eed7aa687.exe
Size

3.2MB
MD5

5c79e9130fe7a65573f8749b84020166
SHA1

46406c4e5ba432fe7c11321ca2ce72f242bdc2b7
SHA256

335b9c173dcf00e1b0612753cf4e021578690c9ab16f98e1d00da18eed7aa687
SHA512

27aebe6ec716ee75657a64eb1c763f14ff51521d59eb576216e6e2fcd229ac0a7526ef1c0da8cdcb75deb557dfd26d229d7022386f3c8a225ff355aab789408b
SSDEEP

49152:GAMG5Xq7aVGsqaIY2ZHc82I+fEz4JqGXkdDWCrud3vOLRE1:nfXq7aHCY6HB2I+ffJvXktWCruR4R

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 2 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	335b9c173dcf00e1b0612753cf4e021578690c9ab16f98e1d00da18eed7aa687.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	335b9c173dcf00e1b0612753cf4e021578690c9ab16f98e1d00da18eed7aa687.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	335b9c173dcf00e1b0612753cf4e021578690c9ab16f98e1d00da18eed7aa687.exe

Executes dropped EXE 1 IoCs

pid	Process
2728	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.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Wine	335b9c173dcf00e1b0612753cf4e021578690c9ab16f98e1d00da18eed7aa687.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Wine	skotes.exe

Loads dropped DLL 1 IoCs

pid	Process
2720	335b9c173dcf00e1b0612753cf4e021578690c9ab16f98e1d00da18eed7aa687.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2720	335b9c173dcf00e1b0612753cf4e021578690c9ab16f98e1d00da18eed7aa687.exe
2728	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	335b9c173dcf00e1b0612753cf4e021578690c9ab16f98e1d00da18eed7aa687.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	335b9c173dcf00e1b0612753cf4e021578690c9ab16f98e1d00da18eed7aa687.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2720	335b9c173dcf00e1b0612753cf4e021578690c9ab16f98e1d00da18eed7aa687.exe
2728	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2720	335b9c173dcf00e1b0612753cf4e021578690c9ab16f98e1d00da18eed7aa687.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2720 wrote to memory of 2728	2720	335b9c173dcf00e1b0612753cf4e021578690c9ab16f98e1d00da18eed7aa687.exe	30
PID 2720 wrote to memory of 2728	2720	335b9c173dcf00e1b0612753cf4e021578690c9ab16f98e1d00da18eed7aa687.exe	30
PID 2720 wrote to memory of 2728	2720	335b9c173dcf00e1b0612753cf4e021578690c9ab16f98e1d00da18eed7aa687.exe	30
PID 2720 wrote to memory of 2728	2720	335b9c173dcf00e1b0612753cf4e021578690c9ab16f98e1d00da18eed7aa687.exe	30

C:\Users\Admin\AppData\Local\Temp\335b9c173dcf00e1b0612753cf4e021578690c9ab16f98e1d00da18eed7aa687.exe
"C:\Users\Admin\AppData\Local\Temp\335b9c173dcf00e1b0612753cf4e021578690c9ab16f98e1d00da18eed7aa687.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:2720
- 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:2728

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\abc3bc1985\skotes.exe

Filesize
3.2MB

MD5
5c79e9130fe7a65573f8749b84020166

SHA1
46406c4e5ba432fe7c11321ca2ce72f242bdc2b7

SHA256
335b9c173dcf00e1b0612753cf4e021578690c9ab16f98e1d00da18eed7aa687

SHA512
27aebe6ec716ee75657a64eb1c763f14ff51521d59eb576216e6e2fcd229ac0a7526ef1c0da8cdcb75deb557dfd26d229d7022386f3c8a225ff355aab789408b

Download Submit
memory/2720-14-0x0000000000AE0000-0x0000000000E0F000-memory.dmp

Filesize
3.2MB

Download
memory/2720-1-0x00000000771E0000-0x00000000771E2000-memory.dmp

Filesize
8KB

Download
memory/2720-2-0x0000000000AE1000-0x0000000000B49000-memory.dmp

Filesize
416KB

Download
memory/2720-3-0x0000000000AE0000-0x0000000000E0F000-memory.dmp

Filesize
3.2MB

Download
memory/2720-5-0x0000000000AE0000-0x0000000000E0F000-memory.dmp

Filesize
3.2MB

Download
memory/2720-0-0x0000000000AE0000-0x0000000000E0F000-memory.dmp

Filesize
3.2MB

Download
memory/2720-18-0x0000000000AE1000-0x0000000000B49000-memory.dmp

Filesize
416KB

Download
memory/2720-15-0x0000000006A70000-0x0000000006D9F000-memory.dmp

Filesize
3.2MB

Download
memory/2728-26-0x0000000000E51000-0x0000000000EB9000-memory.dmp

Filesize
416KB

Download
memory/2728-30-0x0000000000E50000-0x000000000117F000-memory.dmp

Filesize
3.2MB

Download
memory/2728-20-0x0000000000E50000-0x000000000117F000-memory.dmp

Filesize
3.2MB

Download
memory/2728-23-0x0000000000E50000-0x000000000117F000-memory.dmp

Filesize
3.2MB

Download
memory/2728-22-0x0000000000E50000-0x000000000117F000-memory.dmp

Filesize
3.2MB

Download
memory/2728-24-0x0000000000E50000-0x000000000117F000-memory.dmp

Filesize
3.2MB

Download
memory/2728-25-0x0000000000E50000-0x000000000117F000-memory.dmp

Filesize
3.2MB

Download
memory/2728-17-0x0000000000E50000-0x000000000117F000-memory.dmp

Filesize
3.2MB

Download
memory/2728-27-0x0000000000E50000-0x000000000117F000-memory.dmp

Filesize
3.2MB

Download
memory/2728-28-0x0000000000E50000-0x000000000117F000-memory.dmp

Filesize
3.2MB

Download
memory/2728-29-0x0000000000E50000-0x000000000117F000-memory.dmp

Filesize
3.2MB

Download
memory/2728-19-0x0000000000E51000-0x0000000000EB9000-memory.dmp

Filesize
416KB

Download
memory/2728-31-0x0000000000E50000-0x000000000117F000-memory.dmp

Filesize
3.2MB

Download
memory/2728-32-0x0000000000E50000-0x000000000117F000-memory.dmp

Filesize
3.2MB

Download
memory/2728-33-0x0000000000E50000-0x000000000117F000-memory.dmp

Filesize
3.2MB

Download
memory/2728-34-0x0000000000E50000-0x000000000117F000-memory.dmp

Filesize
3.2MB

Download
memory/2728-35-0x0000000000E50000-0x000000000117F000-memory.dmp

Filesize
3.2MB

Download
memory/2728-36-0x0000000000E50000-0x000000000117F000-memory.dmp

Filesize
3.2MB

Download
memory/2728-37-0x0000000000E50000-0x000000000117F000-memory.dmp

Filesize
3.2MB

Download
memory/2728-38-0x0000000000E50000-0x000000000117F000-memory.dmp

Filesize
3.2MB

Download
memory/2728-39-0x0000000000E50000-0x000000000117F000-memory.dmp

Filesize
3.2MB

Download
memory/2728-40-0x0000000000E50000-0x000000000117F000-memory.dmp

Filesize
3.2MB

Download
memory/2728-41-0x0000000000E50000-0x000000000117F000-memory.dmp

Filesize
3.2MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads