amadey | fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3

General

Target

fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.exe
Size

3.1MB
MD5

9bf86da11eb43c6a3929aca3954c8b9a
SHA1

b92b7b9ea66d6b37efad4ea4ef57a9b91af8db7c
SHA256

fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3
SHA512

7619a126cfa132f6dfb9daa8351488b0ff0d2a4cf2a46b1c16288c54d556c0b527afa40c800f6d0bcda64a6976ae66f1a96d8873f44af29b6c550b0f597a30cf
SSDEEP

49152:84bOr2ePkZPi6+7+dKHn/Frx0kLX5nqsz0CeCcFgdXkGzStC:FbOiePkZPz4+0Hn/Frx047QCfcFGJzS

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__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.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	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.exe

Executes dropped EXE 1 IoCs

pid	Process
2872	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-1-5-21-3533259084-2542256011-65585152-1000\Software\Wine	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.exe
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Wine	skotes.exe

Loads dropped DLL 1 IoCs

pid	Process
2516	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2516	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.exe
2872	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.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	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2516	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.exe
2872	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2516	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2516 wrote to memory of 2872	2516	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.exe	30
PID 2516 wrote to memory of 2872	2516	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.exe	30
PID 2516 wrote to memory of 2872	2516	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.exe	30
PID 2516 wrote to memory of 2872	2516	fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.exe	30

C:\Users\Admin\AppData\Local\Temp\fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.exe
"C:\Users\Admin\AppData\Local\Temp\fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3.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:2516
- 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:2872

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
9bf86da11eb43c6a3929aca3954c8b9a

SHA1
b92b7b9ea66d6b37efad4ea4ef57a9b91af8db7c

SHA256
fb4ab4e85d5b8e0eec8416ed4b90cb4bfc74120d3d459e975cd9eaf2c32a0ed3

SHA512
7619a126cfa132f6dfb9daa8351488b0ff0d2a4cf2a46b1c16288c54d556c0b527afa40c800f6d0bcda64a6976ae66f1a96d8873f44af29b6c550b0f597a30cf

Download Submit
memory/2516-13-0x0000000006BC0000-0x0000000006EE1000-memory.dmp

Filesize
3.1MB

Download
memory/2516-1-0x0000000076F30000-0x0000000076F32000-memory.dmp

Filesize
8KB

Download
memory/2516-2-0x0000000000A51000-0x0000000000AB9000-memory.dmp

Filesize
416KB

Download
memory/2516-3-0x0000000000A50000-0x0000000000D71000-memory.dmp

Filesize
3.1MB

Download
memory/2516-5-0x0000000000A50000-0x0000000000D71000-memory.dmp

Filesize
3.1MB

Download
memory/2516-16-0x0000000000A50000-0x0000000000D71000-memory.dmp

Filesize
3.1MB

Download
memory/2516-0-0x0000000000A50000-0x0000000000D71000-memory.dmp

Filesize
3.1MB

Download
memory/2516-18-0x0000000000A51000-0x0000000000AB9000-memory.dmp

Filesize
416KB

Download
memory/2872-25-0x0000000000DA0000-0x00000000010C1000-memory.dmp

Filesize
3.1MB

Download
memory/2872-29-0x0000000000DA0000-0x00000000010C1000-memory.dmp

Filesize
3.1MB

Download
memory/2872-19-0x0000000000DA1000-0x0000000000E09000-memory.dmp

Filesize
416KB

Download
memory/2872-22-0x0000000000DA0000-0x00000000010C1000-memory.dmp

Filesize
3.1MB

Download
memory/2872-23-0x0000000000DA0000-0x00000000010C1000-memory.dmp

Filesize
3.1MB

Download
memory/2872-17-0x0000000000DA0000-0x00000000010C1000-memory.dmp

Filesize
3.1MB

Download
memory/2872-24-0x0000000000DA1000-0x0000000000E09000-memory.dmp

Filesize
416KB

Download
memory/2872-27-0x0000000000DA0000-0x00000000010C1000-memory.dmp

Filesize
3.1MB

Download
memory/2872-28-0x0000000000DA0000-0x00000000010C1000-memory.dmp

Filesize
3.1MB

Download
memory/2872-20-0x0000000000DA0000-0x00000000010C1000-memory.dmp

Filesize
3.1MB

Download
memory/2872-30-0x0000000000DA0000-0x00000000010C1000-memory.dmp

Filesize
3.1MB

Download
memory/2872-31-0x0000000000DA0000-0x00000000010C1000-memory.dmp

Filesize
3.1MB

Download
memory/2872-32-0x0000000000DA0000-0x00000000010C1000-memory.dmp

Filesize
3.1MB

Download
memory/2872-33-0x0000000000DA0000-0x00000000010C1000-memory.dmp

Filesize
3.1MB

Download
memory/2872-34-0x0000000000DA0000-0x00000000010C1000-memory.dmp

Filesize
3.1MB

Download
memory/2872-35-0x0000000000DA0000-0x00000000010C1000-memory.dmp

Filesize
3.1MB

Download
memory/2872-36-0x0000000000DA0000-0x00000000010C1000-memory.dmp

Filesize
3.1MB

Download
memory/2872-37-0x0000000000DA0000-0x00000000010C1000-memory.dmp

Filesize
3.1MB

Download
memory/2872-38-0x0000000000DA0000-0x00000000010C1000-memory.dmp

Filesize
3.1MB

Download
memory/2872-39-0x0000000000DA0000-0x00000000010C1000-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