amadey | 20bb07316210f19bdbf49324dc76f47d552bd9e96e27004fdeec390031cc96a8

General

Target

20bb07316210f19bdbf49324dc76f47d552bd9e96e27004fdeec390031cc96a8.exe
Size

3.0MB
MD5

fae9757850b1f67c289f0e6330c6da7b
SHA1

ea156f5bca6d36217665274fb3d7d418de21d8fe
SHA256

20bb07316210f19bdbf49324dc76f47d552bd9e96e27004fdeec390031cc96a8
SHA512

e5f63b3441831a756c320c2d708934182700bf9318337ba145f4caf252cbab78daf5263d8eda2e9c0e11d143fef2a1793f6005d935547f42c6e61e76739773b5
SSDEEP

49152:Tf3W2ZkrkWP1hmX6WV2JJ4Ie1keskCRo/cUCOLWiK7NtO0O8C:Tf3pZkrkWP1hc6WV2JJ4NyBRoERYWkk

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__	20bb07316210f19bdbf49324dc76f47d552bd9e96e27004fdeec390031cc96a8.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.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\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	20bb07316210f19bdbf49324dc76f47d552bd9e96e27004fdeec390031cc96a8.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	20bb07316210f19bdbf49324dc76f47d552bd9e96e27004fdeec390031cc96a8.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.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	20bb07316210f19bdbf49324dc76f47d552bd9e96e27004fdeec390031cc96a8.exe

Executes dropped EXE 3 IoCs

pid	Process
976	skotes.exe
1372	skotes.exe
2588	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	20bb07316210f19bdbf49324dc76f47d552bd9e96e27004fdeec390031cc96a8.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
2624	20bb07316210f19bdbf49324dc76f47d552bd9e96e27004fdeec390031cc96a8.exe
976	skotes.exe
1372	skotes.exe
2588	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	20bb07316210f19bdbf49324dc76f47d552bd9e96e27004fdeec390031cc96a8.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	20bb07316210f19bdbf49324dc76f47d552bd9e96e27004fdeec390031cc96a8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2624	20bb07316210f19bdbf49324dc76f47d552bd9e96e27004fdeec390031cc96a8.exe
2624	20bb07316210f19bdbf49324dc76f47d552bd9e96e27004fdeec390031cc96a8.exe
976	skotes.exe
976	skotes.exe
1372	skotes.exe
1372	skotes.exe
2588	skotes.exe
2588	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2624	20bb07316210f19bdbf49324dc76f47d552bd9e96e27004fdeec390031cc96a8.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2624 wrote to memory of 976	2624	20bb07316210f19bdbf49324dc76f47d552bd9e96e27004fdeec390031cc96a8.exe	83
PID 2624 wrote to memory of 976	2624	20bb07316210f19bdbf49324dc76f47d552bd9e96e27004fdeec390031cc96a8.exe	83
PID 2624 wrote to memory of 976	2624	20bb07316210f19bdbf49324dc76f47d552bd9e96e27004fdeec390031cc96a8.exe	83

C:\Users\Admin\AppData\Local\Temp\20bb07316210f19bdbf49324dc76f47d552bd9e96e27004fdeec390031cc96a8.exe
"C:\Users\Admin\AppData\Local\Temp\20bb07316210f19bdbf49324dc76f47d552bd9e96e27004fdeec390031cc96a8.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:2624
- 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:976

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:1372

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:2588

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
3.0MB

MD5
fae9757850b1f67c289f0e6330c6da7b

SHA1
ea156f5bca6d36217665274fb3d7d418de21d8fe

SHA256
20bb07316210f19bdbf49324dc76f47d552bd9e96e27004fdeec390031cc96a8

SHA512
e5f63b3441831a756c320c2d708934182700bf9318337ba145f4caf252cbab78daf5263d8eda2e9c0e11d143fef2a1793f6005d935547f42c6e61e76739773b5

Download Submit
memory/976-36-0x00000000002A0000-0x00000000005AE000-memory.dmp

Filesize
3.1MB

Download
memory/976-23-0x00000000002A0000-0x00000000005AE000-memory.dmp

Filesize
3.1MB

Download
memory/976-47-0x00000000002A0000-0x00000000005AE000-memory.dmp

Filesize
3.1MB

Download
memory/976-46-0x00000000002A0000-0x00000000005AE000-memory.dmp

Filesize
3.1MB

Download
memory/976-28-0x00000000002A0000-0x00000000005AE000-memory.dmp

Filesize
3.1MB

Download
memory/976-19-0x00000000002A0000-0x00000000005AE000-memory.dmp

Filesize
3.1MB

Download
memory/976-45-0x00000000002A0000-0x00000000005AE000-memory.dmp

Filesize
3.1MB

Download
memory/976-29-0x00000000002A0000-0x00000000005AE000-memory.dmp

Filesize
3.1MB

Download
memory/976-20-0x00000000002A1000-0x0000000000309000-memory.dmp

Filesize
416KB

Download
memory/976-44-0x00000000002A0000-0x00000000005AE000-memory.dmp

Filesize
3.1MB

Download
memory/976-22-0x00000000002A0000-0x00000000005AE000-memory.dmp

Filesize
3.1MB

Download
memory/976-35-0x00000000002A0000-0x00000000005AE000-memory.dmp

Filesize
3.1MB

Download
memory/976-24-0x00000000002A0000-0x00000000005AE000-memory.dmp

Filesize
3.1MB

Download
memory/976-25-0x00000000002A0000-0x00000000005AE000-memory.dmp

Filesize
3.1MB

Download
memory/976-27-0x00000000002A1000-0x0000000000309000-memory.dmp

Filesize
416KB

Download
memory/976-26-0x00000000002A0000-0x00000000005AE000-memory.dmp

Filesize
3.1MB

Download
memory/976-43-0x00000000002A0000-0x00000000005AE000-memory.dmp

Filesize
3.1MB

Download
memory/976-40-0x00000000002A0000-0x00000000005AE000-memory.dmp

Filesize
3.1MB

Download
memory/976-21-0x00000000002A0000-0x00000000005AE000-memory.dmp

Filesize
3.1MB

Download
memory/976-39-0x00000000002A0000-0x00000000005AE000-memory.dmp

Filesize
3.1MB

Download
memory/976-38-0x00000000002A0000-0x00000000005AE000-memory.dmp

Filesize
3.1MB

Download
memory/976-37-0x00000000002A0000-0x00000000005AE000-memory.dmp

Filesize
3.1MB

Download
memory/1372-31-0x00000000002A0000-0x00000000005AE000-memory.dmp

Filesize
3.1MB

Download
memory/1372-34-0x00000000002A0000-0x00000000005AE000-memory.dmp

Filesize
3.1MB

Download
memory/1372-33-0x00000000002A0000-0x00000000005AE000-memory.dmp

Filesize
3.1MB

Download
memory/1372-32-0x00000000002A0000-0x00000000005AE000-memory.dmp

Filesize
3.1MB

Download
memory/2588-42-0x00000000002A0000-0x00000000005AE000-memory.dmp

Filesize
3.1MB

Download
memory/2624-0-0x0000000000800000-0x0000000000B0E000-memory.dmp

Filesize
3.1MB

Download
memory/2624-17-0x0000000000800000-0x0000000000B0E000-memory.dmp

Filesize
3.1MB

Download
memory/2624-1-0x00000000777C4000-0x00000000777C6000-memory.dmp

Filesize
8KB

Download
memory/2624-2-0x0000000000801000-0x0000000000869000-memory.dmp

Filesize
416KB

Download
memory/2624-18-0x0000000000801000-0x0000000000869000-memory.dmp

Filesize
416KB

Download
memory/2624-4-0x0000000000800000-0x0000000000B0E000-memory.dmp

Filesize
3.1MB

Download
memory/2624-3-0x0000000000800000-0x0000000000B0E000-memory.dmp

Filesize
3.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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