amadey | 3d991ec299a679d369d6e2a7383a08a900817cdbe39f3049853e53b67ab420ea

General

Target

3d991ec299a679d369d6e2a7383a08a900817cdbe39f3049853e53b67ab420eaN.exe
Size

3.1MB
MD5

fdbf6721da4c9d97121deb15031c8b80
SHA1

37436b8e5ac25a71e9bb38d497fece4df6e157dd
SHA256

3d991ec299a679d369d6e2a7383a08a900817cdbe39f3049853e53b67ab420ea
SHA512

c82ce6711ad0344e2129d804bbedee96627dc446c149d4b46e72527dd59450e4a6981dbb6bb1be1076138e13d78b1b4c72c8816b3bb199de54244cf6cc934dce
SSDEEP

98304:mM9WLx4X1zvWILbE+8/37OS6Od4OjKUMw:mMVvkOS6tOeUH

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__	3d991ec299a679d369d6e2a7383a08a900817cdbe39f3049853e53b67ab420eaN.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	3d991ec299a679d369d6e2a7383a08a900817cdbe39f3049853e53b67ab420eaN.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	3d991ec299a679d369d6e2a7383a08a900817cdbe39f3049853e53b67ab420eaN.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe

Executes dropped EXE 1 IoCs

pid	Process
2952	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-1-5-21-2039016743-699959520-214465309-1000\Software\Wine	3d991ec299a679d369d6e2a7383a08a900817cdbe39f3049853e53b67ab420eaN.exe
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Wine	skotes.exe

Loads dropped DLL 1 IoCs

pid	Process
2592	3d991ec299a679d369d6e2a7383a08a900817cdbe39f3049853e53b67ab420eaN.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2592	3d991ec299a679d369d6e2a7383a08a900817cdbe39f3049853e53b67ab420eaN.exe
2952	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	3d991ec299a679d369d6e2a7383a08a900817cdbe39f3049853e53b67ab420eaN.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	3d991ec299a679d369d6e2a7383a08a900817cdbe39f3049853e53b67ab420eaN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2592	3d991ec299a679d369d6e2a7383a08a900817cdbe39f3049853e53b67ab420eaN.exe
2952	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2592	3d991ec299a679d369d6e2a7383a08a900817cdbe39f3049853e53b67ab420eaN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2592 wrote to memory of 2952	2592	3d991ec299a679d369d6e2a7383a08a900817cdbe39f3049853e53b67ab420eaN.exe	30
PID 2592 wrote to memory of 2952	2592	3d991ec299a679d369d6e2a7383a08a900817cdbe39f3049853e53b67ab420eaN.exe	30
PID 2592 wrote to memory of 2952	2592	3d991ec299a679d369d6e2a7383a08a900817cdbe39f3049853e53b67ab420eaN.exe	30
PID 2592 wrote to memory of 2952	2592	3d991ec299a679d369d6e2a7383a08a900817cdbe39f3049853e53b67ab420eaN.exe	30

C:\Users\Admin\AppData\Local\Temp\3d991ec299a679d369d6e2a7383a08a900817cdbe39f3049853e53b67ab420eaN.exe
"C:\Users\Admin\AppData\Local\Temp\3d991ec299a679d369d6e2a7383a08a900817cdbe39f3049853e53b67ab420eaN.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:2592
- 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:2952

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
fdbf6721da4c9d97121deb15031c8b80

SHA1
37436b8e5ac25a71e9bb38d497fece4df6e157dd

SHA256
3d991ec299a679d369d6e2a7383a08a900817cdbe39f3049853e53b67ab420ea

SHA512
c82ce6711ad0344e2129d804bbedee96627dc446c149d4b46e72527dd59450e4a6981dbb6bb1be1076138e13d78b1b4c72c8816b3bb199de54244cf6cc934dce

Download Submit
memory/2592-15-0x0000000000A10000-0x0000000000D33000-memory.dmp

Filesize
3.1MB

Download
memory/2592-1-0x0000000077B00000-0x0000000077B02000-memory.dmp

Filesize
8KB

Download
memory/2592-2-0x0000000000A11000-0x0000000000A79000-memory.dmp

Filesize
416KB

Download
memory/2592-3-0x0000000000A10000-0x0000000000D33000-memory.dmp

Filesize
3.1MB

Download
memory/2592-5-0x0000000000A10000-0x0000000000D33000-memory.dmp

Filesize
3.1MB

Download
memory/2592-19-0x0000000000A11000-0x0000000000A79000-memory.dmp

Filesize
416KB

Download
memory/2592-18-0x0000000006B50000-0x0000000006E73000-memory.dmp

Filesize
3.1MB

Download
memory/2592-0-0x0000000000A10000-0x0000000000D33000-memory.dmp

Filesize
3.1MB

Download
memory/2592-16-0x0000000000A10000-0x0000000000D33000-memory.dmp

Filesize
3.1MB

Download
memory/2952-21-0x00000000009E0000-0x0000000000D03000-memory.dmp

Filesize
3.1MB

Download
memory/2952-29-0x00000000009E0000-0x0000000000D03000-memory.dmp

Filesize
3.1MB

Download
memory/2952-17-0x00000000009E0000-0x0000000000D03000-memory.dmp

Filesize
3.1MB

Download
memory/2952-23-0x00000000009E0000-0x0000000000D03000-memory.dmp

Filesize
3.1MB

Download
memory/2952-24-0x00000000009E0000-0x0000000000D03000-memory.dmp

Filesize
3.1MB

Download
memory/2952-25-0x00000000009E0000-0x0000000000D03000-memory.dmp

Filesize
3.1MB

Download
memory/2952-26-0x00000000009E0000-0x0000000000D03000-memory.dmp

Filesize
3.1MB

Download
memory/2952-27-0x00000000009E0000-0x0000000000D03000-memory.dmp

Filesize
3.1MB

Download
memory/2952-28-0x00000000009E0000-0x0000000000D03000-memory.dmp

Filesize
3.1MB

Download
memory/2952-20-0x00000000009E0000-0x0000000000D03000-memory.dmp

Filesize
3.1MB

Download
memory/2952-30-0x00000000009E0000-0x0000000000D03000-memory.dmp

Filesize
3.1MB

Download
memory/2952-31-0x00000000009E0000-0x0000000000D03000-memory.dmp

Filesize
3.1MB

Download
memory/2952-32-0x00000000009E0000-0x0000000000D03000-memory.dmp

Filesize
3.1MB

Download
memory/2952-33-0x00000000009E0000-0x0000000000D03000-memory.dmp

Filesize
3.1MB

Download
memory/2952-34-0x00000000009E0000-0x0000000000D03000-memory.dmp

Filesize
3.1MB

Download
memory/2952-35-0x00000000009E0000-0x0000000000D03000-memory.dmp

Filesize
3.1MB

Download
memory/2952-36-0x00000000009E0000-0x0000000000D03000-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