amadey | e2ae261a55bc83c0e3c9ab657a16d2c76a329b6a4ff40370119e079f2631b69c

General

Target

0a8673bbea31ae21e9e87be408752436.exe
Size

3.1MB
MD5

0a8673bbea31ae21e9e87be408752436
SHA1

a8c29df353c7af7928ce3e24a9f606f0787109ac
SHA256

e2ae261a55bc83c0e3c9ab657a16d2c76a329b6a4ff40370119e079f2631b69c
SHA512

31d1336cf35adecbed5d42e6910b24fbe01e4671aa12815c5d1d00b27f93228f35f290f570c4142622d53f8b91b4adc764020ec2d52a5ed18794308ebc64aad3
SSDEEP

49152:aUnOVfsVG4mPq3wMSk7+7NNnAXbfHQfiXCbSByOPssk:vnafcXmPUwMSk7+TnuLyTO0

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__	0a8673bbea31ae21e9e87be408752436.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\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	0a8673bbea31ae21e9e87be408752436.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	0a8673bbea31ae21e9e87be408752436.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe

Executes dropped EXE 1 IoCs

pid	Process
2724	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-1-5-21-4177215427-74451935-3209572229-1000\Software\Wine	0a8673bbea31ae21e9e87be408752436.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Wine	skotes.exe

Loads dropped DLL 1 IoCs

pid	Process
2168	0a8673bbea31ae21e9e87be408752436.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2168	0a8673bbea31ae21e9e87be408752436.exe
2724	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	0a8673bbea31ae21e9e87be408752436.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	0a8673bbea31ae21e9e87be408752436.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2168	0a8673bbea31ae21e9e87be408752436.exe
2724	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2168	0a8673bbea31ae21e9e87be408752436.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2168 wrote to memory of 2724	2168	0a8673bbea31ae21e9e87be408752436.exe	31
PID 2168 wrote to memory of 2724	2168	0a8673bbea31ae21e9e87be408752436.exe	31
PID 2168 wrote to memory of 2724	2168	0a8673bbea31ae21e9e87be408752436.exe	31
PID 2168 wrote to memory of 2724	2168	0a8673bbea31ae21e9e87be408752436.exe	31

C:\Users\Admin\AppData\Local\Temp\0a8673bbea31ae21e9e87be408752436.exe
"C:\Users\Admin\AppData\Local\Temp\0a8673bbea31ae21e9e87be408752436.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:2168
- 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:2724

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
3.1MB

MD5
0a8673bbea31ae21e9e87be408752436

SHA1
a8c29df353c7af7928ce3e24a9f606f0787109ac

SHA256
e2ae261a55bc83c0e3c9ab657a16d2c76a329b6a4ff40370119e079f2631b69c

SHA512
31d1336cf35adecbed5d42e6910b24fbe01e4671aa12815c5d1d00b27f93228f35f290f570c4142622d53f8b91b4adc764020ec2d52a5ed18794308ebc64aad3

Download Submit
memory/2168-0-0x0000000000870000-0x0000000000B8A000-memory.dmp

Filesize
3.1MB

Download
memory/2168-1-0x00000000776D0000-0x00000000776D2000-memory.dmp

Filesize
8KB

Download
memory/2168-2-0x0000000000871000-0x00000000008D9000-memory.dmp

Filesize
416KB

Download
memory/2168-3-0x0000000000870000-0x0000000000B8A000-memory.dmp

Filesize
3.1MB

Download
memory/2168-5-0x0000000000870000-0x0000000000B8A000-memory.dmp

Filesize
3.1MB

Download
memory/2168-14-0x0000000000870000-0x0000000000B8A000-memory.dmp

Filesize
3.1MB

Download
memory/2168-17-0x0000000000871000-0x00000000008D9000-memory.dmp

Filesize
416KB

Download
memory/2724-24-0x0000000001041000-0x00000000010A9000-memory.dmp

Filesize
416KB

Download
memory/2724-29-0x0000000001040000-0x000000000135A000-memory.dmp

Filesize
3.1MB

Download
memory/2724-19-0x0000000001040000-0x000000000135A000-memory.dmp

Filesize
3.1MB

Download
memory/2724-22-0x0000000001040000-0x000000000135A000-memory.dmp

Filesize
3.1MB

Download
memory/2724-21-0x0000000001040000-0x000000000135A000-memory.dmp

Filesize
3.1MB

Download
memory/2724-23-0x0000000001040000-0x000000000135A000-memory.dmp

Filesize
3.1MB

Download
memory/2724-16-0x0000000001040000-0x000000000135A000-memory.dmp

Filesize
3.1MB

Download
memory/2724-25-0x0000000001040000-0x000000000135A000-memory.dmp

Filesize
3.1MB

Download
memory/2724-26-0x0000000001040000-0x000000000135A000-memory.dmp

Filesize
3.1MB

Download
memory/2724-27-0x0000000001040000-0x000000000135A000-memory.dmp

Filesize
3.1MB

Download
memory/2724-28-0x0000000001040000-0x000000000135A000-memory.dmp

Filesize
3.1MB

Download
memory/2724-18-0x0000000001041000-0x00000000010A9000-memory.dmp

Filesize
416KB

Download
memory/2724-30-0x0000000001040000-0x000000000135A000-memory.dmp

Filesize
3.1MB

Download
memory/2724-31-0x0000000001040000-0x000000000135A000-memory.dmp

Filesize
3.1MB

Download
memory/2724-32-0x0000000001040000-0x000000000135A000-memory.dmp

Filesize
3.1MB

Download
memory/2724-33-0x0000000001040000-0x000000000135A000-memory.dmp

Filesize
3.1MB

Download
memory/2724-34-0x0000000001040000-0x000000000135A000-memory.dmp

Filesize
3.1MB

Download
memory/2724-35-0x0000000001040000-0x000000000135A000-memory.dmp

Filesize
3.1MB

Download
memory/2724-36-0x0000000001040000-0x000000000135A000-memory.dmp

Filesize
3.1MB

Download
memory/2724-37-0x0000000001040000-0x000000000135A000-memory.dmp

Filesize
3.1MB

Download
memory/2724-38-0x0000000001040000-0x000000000135A000-memory.dmp

Filesize
3.1MB

Download
memory/2724-39-0x0000000001040000-0x000000000135A000-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