amadey | a9af08e20c2fda36b130774d8c87f25c79fb24f104b3e9bf70733010404d0e96

General

Target

a9af08e20c2fda36b130774d8c87f25c79fb24f104b3e9bf70733010404d0e96.exe
Size

3.1MB
MD5

60433fdfe63a8dc4e55ecacc4aebba16
SHA1

84975e4519bfd49f94038ed0398ca451bd9fcd50
SHA256

a9af08e20c2fda36b130774d8c87f25c79fb24f104b3e9bf70733010404d0e96
SHA512

c116ec2bbf5361c0af597ff7b528688cd5c4b43e8dfd2ebac11819a4aef576a149d6b0ef53e97b0f22c7e24abc18a98c06042705a49e80731db421a8ecbcf86c
SSDEEP

98304:6POEgJ1u11JxCKT4C30VyNtPf4Gr+3sT3f:6WdQHffr+3sT3

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__	a9af08e20c2fda36b130774d8c87f25c79fb24f104b3e9bf70733010404d0e96.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	a9af08e20c2fda36b130774d8c87f25c79fb24f104b3e9bf70733010404d0e96.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a9af08e20c2fda36b130774d8c87f25c79fb24f104b3e9bf70733010404d0e96.exe

Executes dropped EXE 1 IoCs

pid	Process
2816	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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Wine	a9af08e20c2fda36b130774d8c87f25c79fb24f104b3e9bf70733010404d0e96.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Wine	skotes.exe

Loads dropped DLL 1 IoCs

pid	Process
2492	a9af08e20c2fda36b130774d8c87f25c79fb24f104b3e9bf70733010404d0e96.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2492	a9af08e20c2fda36b130774d8c87f25c79fb24f104b3e9bf70733010404d0e96.exe
2816	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	a9af08e20c2fda36b130774d8c87f25c79fb24f104b3e9bf70733010404d0e96.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	a9af08e20c2fda36b130774d8c87f25c79fb24f104b3e9bf70733010404d0e96.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2492	a9af08e20c2fda36b130774d8c87f25c79fb24f104b3e9bf70733010404d0e96.exe
2816	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2492	a9af08e20c2fda36b130774d8c87f25c79fb24f104b3e9bf70733010404d0e96.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2492 wrote to memory of 2816	2492	a9af08e20c2fda36b130774d8c87f25c79fb24f104b3e9bf70733010404d0e96.exe	31
PID 2492 wrote to memory of 2816	2492	a9af08e20c2fda36b130774d8c87f25c79fb24f104b3e9bf70733010404d0e96.exe	31
PID 2492 wrote to memory of 2816	2492	a9af08e20c2fda36b130774d8c87f25c79fb24f104b3e9bf70733010404d0e96.exe	31
PID 2492 wrote to memory of 2816	2492	a9af08e20c2fda36b130774d8c87f25c79fb24f104b3e9bf70733010404d0e96.exe	31

C:\Users\Admin\AppData\Local\Temp\a9af08e20c2fda36b130774d8c87f25c79fb24f104b3e9bf70733010404d0e96.exe
"C:\Users\Admin\AppData\Local\Temp\a9af08e20c2fda36b130774d8c87f25c79fb24f104b3e9bf70733010404d0e96.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:2492
- 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:2816

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
3.1MB

MD5
60433fdfe63a8dc4e55ecacc4aebba16

SHA1
84975e4519bfd49f94038ed0398ca451bd9fcd50

SHA256
a9af08e20c2fda36b130774d8c87f25c79fb24f104b3e9bf70733010404d0e96

SHA512
c116ec2bbf5361c0af597ff7b528688cd5c4b43e8dfd2ebac11819a4aef576a149d6b0ef53e97b0f22c7e24abc18a98c06042705a49e80731db421a8ecbcf86c

Download Submit
memory/2492-18-0x0000000001171000-0x00000000011D9000-memory.dmp

Filesize
416KB

Download
memory/2492-1-0x0000000077A00000-0x0000000077A02000-memory.dmp

Filesize
8KB

Download
memory/2492-3-0x0000000001170000-0x0000000001484000-memory.dmp

Filesize
3.1MB

Download
memory/2492-2-0x0000000001171000-0x00000000011D9000-memory.dmp

Filesize
416KB

Download
memory/2492-4-0x0000000001170000-0x0000000001484000-memory.dmp

Filesize
3.1MB

Download
memory/2492-0-0x0000000001170000-0x0000000001484000-memory.dmp

Filesize
3.1MB

Download
memory/2492-16-0x0000000001170000-0x0000000001484000-memory.dmp

Filesize
3.1MB

Download
memory/2492-13-0x0000000006B90000-0x0000000006EA4000-memory.dmp

Filesize
3.1MB

Download
memory/2816-24-0x0000000000801000-0x0000000000869000-memory.dmp

Filesize
416KB

Download
memory/2816-30-0x0000000000800000-0x0000000000B14000-memory.dmp

Filesize
3.1MB

Download
memory/2816-20-0x0000000000800000-0x0000000000B14000-memory.dmp

Filesize
3.1MB

Download
memory/2816-22-0x0000000000800000-0x0000000000B14000-memory.dmp

Filesize
3.1MB

Download
memory/2816-23-0x0000000000800000-0x0000000000B14000-memory.dmp

Filesize
3.1MB

Download
memory/2816-17-0x0000000000800000-0x0000000000B14000-memory.dmp

Filesize
3.1MB

Download
memory/2816-25-0x0000000000800000-0x0000000000B14000-memory.dmp

Filesize
3.1MB

Download
memory/2816-26-0x0000000000800000-0x0000000000B14000-memory.dmp

Filesize
3.1MB

Download
memory/2816-27-0x0000000000800000-0x0000000000B14000-memory.dmp

Filesize
3.1MB

Download
memory/2816-28-0x0000000000800000-0x0000000000B14000-memory.dmp

Filesize
3.1MB

Download
memory/2816-29-0x0000000000800000-0x0000000000B14000-memory.dmp

Filesize
3.1MB

Download
memory/2816-19-0x0000000000801000-0x0000000000869000-memory.dmp

Filesize
416KB

Download
memory/2816-31-0x0000000000800000-0x0000000000B14000-memory.dmp

Filesize
3.1MB

Download
memory/2816-32-0x0000000000800000-0x0000000000B14000-memory.dmp

Filesize
3.1MB

Download
memory/2816-33-0x0000000000800000-0x0000000000B14000-memory.dmp

Filesize
3.1MB

Download
memory/2816-34-0x0000000000800000-0x0000000000B14000-memory.dmp

Filesize
3.1MB

Download
memory/2816-35-0x0000000000800000-0x0000000000B14000-memory.dmp

Filesize
3.1MB

Download
memory/2816-36-0x0000000000800000-0x0000000000B14000-memory.dmp

Filesize
3.1MB

Download
memory/2816-37-0x0000000000800000-0x0000000000B14000-memory.dmp

Filesize
3.1MB

Download
memory/2816-38-0x0000000000800000-0x0000000000B14000-memory.dmp

Filesize
3.1MB

Download
memory/2816-39-0x0000000000800000-0x0000000000B14000-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