amadey | d2a41394da3c958eeecd0c43a72e5c401fd5209e462b0035bd1ba5dd9b4a6b46

General

Target

d2a41394da3c958eeecd0c43a72e5c401fd5209e462b0035bd1ba5dd9b4a6b46.exe
Size

3.1MB
MD5

d297f9f22080c6f66b4e9c9156a6ff86
SHA1

bef0f2e329d9db6bafe18b63482545b79b3d3c47
SHA256

d2a41394da3c958eeecd0c43a72e5c401fd5209e462b0035bd1ba5dd9b4a6b46
SHA512

4fc5d9229c3174fb76947190458d56ff76133f286295ab4ce439e64dcc5db5d0289c734eb4c7ee49db7636cb2e9b22649009c7b7f920806d327710bf2618bb94
SSDEEP

49152:ihw05uwGDAu9kS8AmainjRha/nxaIYd1s6l8ua3yflGAM:ovu9kS8AmainjLgn4LM6l8t3QLM

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 4 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__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	d2a41394da3c958eeecd0c43a72e5c401fd5209e462b0035bd1ba5dd9b4a6b46.exe

Checks BIOS information in registry 2 TTPs 8 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	d2a41394da3c958eeecd0c43a72e5c401fd5209e462b0035bd1ba5dd9b4a6b46.exe
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	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
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	d2a41394da3c958eeecd0c43a72e5c401fd5209e462b0035bd1ba5dd9b4a6b46.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	d2a41394da3c958eeecd0c43a72e5c401fd5209e462b0035bd1ba5dd9b4a6b46.exe

Executes dropped EXE 3 IoCs

pid	Process
4368	skotes.exe
2668	skotes.exe
2432	skotes.exe

Identifies Wine through registry keys 2 TTPs 4 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-1-5-21-2437139445-1151884604-3026847218-1000\Software\Wine	d2a41394da3c958eeecd0c43a72e5c401fd5209e462b0035bd1ba5dd9b4a6b46.exe
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Wine	skotes.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
3336	d2a41394da3c958eeecd0c43a72e5c401fd5209e462b0035bd1ba5dd9b4a6b46.exe
4368	skotes.exe
2668	skotes.exe
2432	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	d2a41394da3c958eeecd0c43a72e5c401fd5209e462b0035bd1ba5dd9b4a6b46.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	d2a41394da3c958eeecd0c43a72e5c401fd5209e462b0035bd1ba5dd9b4a6b46.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3336	d2a41394da3c958eeecd0c43a72e5c401fd5209e462b0035bd1ba5dd9b4a6b46.exe
3336	d2a41394da3c958eeecd0c43a72e5c401fd5209e462b0035bd1ba5dd9b4a6b46.exe
4368	skotes.exe
4368	skotes.exe
2668	skotes.exe
2668	skotes.exe
2432	skotes.exe
2432	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3336	d2a41394da3c958eeecd0c43a72e5c401fd5209e462b0035bd1ba5dd9b4a6b46.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3336 wrote to memory of 4368	3336	d2a41394da3c958eeecd0c43a72e5c401fd5209e462b0035bd1ba5dd9b4a6b46.exe	83
PID 3336 wrote to memory of 4368	3336	d2a41394da3c958eeecd0c43a72e5c401fd5209e462b0035bd1ba5dd9b4a6b46.exe	83
PID 3336 wrote to memory of 4368	3336	d2a41394da3c958eeecd0c43a72e5c401fd5209e462b0035bd1ba5dd9b4a6b46.exe	83

C:\Users\Admin\AppData\Local\Temp\d2a41394da3c958eeecd0c43a72e5c401fd5209e462b0035bd1ba5dd9b4a6b46.exe
"C:\Users\Admin\AppData\Local\Temp\d2a41394da3c958eeecd0c43a72e5c401fd5209e462b0035bd1ba5dd9b4a6b46.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Identifies Wine through registry keys
- 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:3336
- 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:4368

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
1⤵
- 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
- Suspicious behavior: EnumeratesProcesses
PID:2668

C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
1⤵
- 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
- Suspicious behavior: EnumeratesProcesses
PID:2432

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

4

T1012

System Information Discovery

3

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
d297f9f22080c6f66b4e9c9156a6ff86

SHA1
bef0f2e329d9db6bafe18b63482545b79b3d3c47

SHA256
d2a41394da3c958eeecd0c43a72e5c401fd5209e462b0035bd1ba5dd9b4a6b46

SHA512
4fc5d9229c3174fb76947190458d56ff76133f286295ab4ce439e64dcc5db5d0289c734eb4c7ee49db7636cb2e9b22649009c7b7f920806d327710bf2618bb94

Download Submit
memory/2432-42-0x0000000000B20000-0x0000000000E3B000-memory.dmp

Filesize
3.1MB

Download
memory/2668-30-0x0000000000B20000-0x0000000000E3B000-memory.dmp

Filesize
3.1MB

Download
memory/2668-31-0x0000000000B20000-0x0000000000E3B000-memory.dmp

Filesize
3.1MB

Download
memory/2668-33-0x0000000000B20000-0x0000000000E3B000-memory.dmp

Filesize
3.1MB

Download
memory/2668-35-0x0000000000B20000-0x0000000000E3B000-memory.dmp

Filesize
3.1MB

Download
memory/3336-3-0x00000000002A0000-0x00000000005BB000-memory.dmp

Filesize
3.1MB

Download
memory/3336-18-0x00000000002A1000-0x0000000000309000-memory.dmp

Filesize
416KB

Download
memory/3336-17-0x00000000002A0000-0x00000000005BB000-memory.dmp

Filesize
3.1MB

Download
memory/3336-4-0x00000000002A0000-0x00000000005BB000-memory.dmp

Filesize
3.1MB

Download
memory/3336-0-0x00000000002A0000-0x00000000005BB000-memory.dmp

Filesize
3.1MB

Download
memory/3336-2-0x00000000002A1000-0x0000000000309000-memory.dmp

Filesize
416KB

Download
memory/3336-1-0x00000000775B4000-0x00000000775B6000-memory.dmp

Filesize
8KB

Download
memory/4368-27-0x0000000000B20000-0x0000000000E3B000-memory.dmp

Filesize
3.1MB

Download
memory/4368-37-0x0000000000B20000-0x0000000000E3B000-memory.dmp

Filesize
3.1MB

Download
memory/4368-25-0x0000000000B20000-0x0000000000E3B000-memory.dmp

Filesize
3.1MB

Download
memory/4368-24-0x0000000000B20000-0x0000000000E3B000-memory.dmp

Filesize
3.1MB

Download
memory/4368-28-0x0000000000B20000-0x0000000000E3B000-memory.dmp

Filesize
3.1MB

Download
memory/4368-22-0x0000000000B20000-0x0000000000E3B000-memory.dmp

Filesize
3.1MB

Download
memory/4368-23-0x0000000000B20000-0x0000000000E3B000-memory.dmp

Filesize
3.1MB

Download
memory/4368-32-0x0000000000B20000-0x0000000000E3B000-memory.dmp

Filesize
3.1MB

Download
memory/4368-21-0x0000000000B20000-0x0000000000E3B000-memory.dmp

Filesize
3.1MB

Download
memory/4368-20-0x0000000000B21000-0x0000000000B89000-memory.dmp

Filesize
416KB

Download
memory/4368-36-0x0000000000B20000-0x0000000000E3B000-memory.dmp

Filesize
3.1MB

Download
memory/4368-26-0x0000000000B21000-0x0000000000B89000-memory.dmp

Filesize
416KB

Download
memory/4368-38-0x0000000000B20000-0x0000000000E3B000-memory.dmp

Filesize
3.1MB

Download
memory/4368-39-0x0000000000B20000-0x0000000000E3B000-memory.dmp

Filesize
3.1MB

Download
memory/4368-40-0x0000000000B20000-0x0000000000E3B000-memory.dmp

Filesize
3.1MB

Download
memory/4368-19-0x0000000000B20000-0x0000000000E3B000-memory.dmp

Filesize
3.1MB

Download
memory/4368-43-0x0000000000B20000-0x0000000000E3B000-memory.dmp

Filesize
3.1MB

Download
memory/4368-44-0x0000000000B20000-0x0000000000E3B000-memory.dmp

Filesize
3.1MB

Download
memory/4368-45-0x0000000000B20000-0x0000000000E3B000-memory.dmp

Filesize
3.1MB

Download
memory/4368-46-0x0000000000B20000-0x0000000000E3B000-memory.dmp

Filesize
3.1MB

Download
memory/4368-47-0x0000000000B20000-0x0000000000E3B000-memory.dmp

Filesize
3.1MB

Download
memory/4368-48-0x0000000000B20000-0x0000000000E3B000-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