amadey | 7038c664f9dc56254763fa7bbd9b8819afaff44193f5b594cb611281d813e689

General

Target

J4MRV_file.exe
Size

3.1MB
MD5

a53f5d5154f5288b4d1de1fdb4c45bd0
SHA1

837db70e1305bdb05b66b29e8640dde6d074e07a
SHA256

7038c664f9dc56254763fa7bbd9b8819afaff44193f5b594cb611281d813e689
SHA512

c4e54c057f15f1012b587d80c0a4549a5e915947e0737f57936d0088d3b67ab07b42e719285af64376c3f33e9566ae643a0eef536bdfadb0a61e4cb2b7c3c534
SSDEEP

49152:AnLLPvf5TsT8tixkT4s5IqZzjQkUn2Gf5P0cOTleiV1P:cPvf5TsT8kxkEs5IqZ38DBP0/D3

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 5 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	J4MRV_file.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__	skotes.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	J4MRV_file.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	J4MRV_file.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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	J4MRV_file.exe

Executes dropped EXE 4 IoCs

pid	Process
1436	skotes.exe
1352	skotes.exe
4620	skotes.exe
2728	skotes.exe

Identifies Wine through registry keys 2 TTPs 5 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-1-5-21-940901362-3608833189-1915618603-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Wine	J4MRV_file.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
4952	J4MRV_file.exe
1436	skotes.exe
1352	skotes.exe
4620	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	J4MRV_file.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	J4MRV_file.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4952	J4MRV_file.exe
4952	J4MRV_file.exe
1436	skotes.exe
1436	skotes.exe
1352	skotes.exe
1352	skotes.exe
4620	skotes.exe
4620	skotes.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4952	J4MRV_file.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4952 wrote to memory of 1436	4952	J4MRV_file.exe	83
PID 4952 wrote to memory of 1436	4952	J4MRV_file.exe	83
PID 4952 wrote to memory of 1436	4952	J4MRV_file.exe	83

C:\Users\Admin\AppData\Local\Temp\J4MRV_file.exe
"C:\Users\Admin\AppData\Local\Temp\J4MRV_file.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:4952
- 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:1436

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:1352

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:4620

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)
- Executes dropped EXE
- Identifies Wine through registry keys
PID:2728

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
a53f5d5154f5288b4d1de1fdb4c45bd0

SHA1
837db70e1305bdb05b66b29e8640dde6d074e07a

SHA256
7038c664f9dc56254763fa7bbd9b8819afaff44193f5b594cb611281d813e689

SHA512
c4e54c057f15f1012b587d80c0a4549a5e915947e0737f57936d0088d3b67ab07b42e719285af64376c3f33e9566ae643a0eef536bdfadb0a61e4cb2b7c3c534

Download Submit
memory/1352-32-0x0000000000B10000-0x0000000000E27000-memory.dmp

Filesize
3.1MB

Download
memory/1352-31-0x0000000000B10000-0x0000000000E27000-memory.dmp

Filesize
3.1MB

Download
memory/1352-30-0x0000000000B10000-0x0000000000E27000-memory.dmp

Filesize
3.1MB

Download
memory/1352-29-0x0000000000B10000-0x0000000000E27000-memory.dmp

Filesize
3.1MB

Download
memory/1436-36-0x0000000000B10000-0x0000000000E27000-memory.dmp

Filesize
3.1MB

Download
memory/1436-27-0x0000000000B10000-0x0000000000E27000-memory.dmp

Filesize
3.1MB

Download
memory/1436-46-0x0000000000B10000-0x0000000000E27000-memory.dmp

Filesize
3.1MB

Download
memory/1436-45-0x0000000000B10000-0x0000000000E27000-memory.dmp

Filesize
3.1MB

Download
memory/1436-20-0x0000000000B11000-0x0000000000B79000-memory.dmp

Filesize
416KB

Download
memory/1436-21-0x0000000000B10000-0x0000000000E27000-memory.dmp

Filesize
3.1MB

Download
memory/1436-22-0x0000000000B10000-0x0000000000E27000-memory.dmp

Filesize
3.1MB

Download
memory/1436-23-0x0000000000B10000-0x0000000000E27000-memory.dmp

Filesize
3.1MB

Download
memory/1436-24-0x0000000000B11000-0x0000000000B79000-memory.dmp

Filesize
416KB

Download
memory/1436-25-0x0000000000B10000-0x0000000000E27000-memory.dmp

Filesize
3.1MB

Download
memory/1436-26-0x0000000000B10000-0x0000000000E27000-memory.dmp

Filesize
3.1MB

Download
memory/1436-38-0x0000000000B10000-0x0000000000E27000-memory.dmp

Filesize
3.1MB

Download
memory/1436-44-0x0000000000B10000-0x0000000000E27000-memory.dmp

Filesize
3.1MB

Download
memory/1436-43-0x0000000000B10000-0x0000000000E27000-memory.dmp

Filesize
3.1MB

Download
memory/1436-42-0x0000000000B10000-0x0000000000E27000-memory.dmp

Filesize
3.1MB

Download
memory/1436-41-0x0000000000B10000-0x0000000000E27000-memory.dmp

Filesize
3.1MB

Download
memory/1436-33-0x0000000000B10000-0x0000000000E27000-memory.dmp

Filesize
3.1MB

Download
memory/1436-34-0x0000000000B10000-0x0000000000E27000-memory.dmp

Filesize
3.1MB

Download
memory/1436-35-0x0000000000B10000-0x0000000000E27000-memory.dmp

Filesize
3.1MB

Download
memory/1436-16-0x0000000000B10000-0x0000000000E27000-memory.dmp

Filesize
3.1MB

Download
memory/1436-37-0x0000000000B10000-0x0000000000E27000-memory.dmp

Filesize
3.1MB

Download
memory/4620-40-0x0000000000B10000-0x0000000000E27000-memory.dmp

Filesize
3.1MB

Download
memory/4952-0-0x0000000000980000-0x0000000000C97000-memory.dmp

Filesize
3.1MB

Download
memory/4952-1-0x0000000077194000-0x0000000077196000-memory.dmp

Filesize
8KB

Download
memory/4952-2-0x0000000000981000-0x00000000009E9000-memory.dmp

Filesize
416KB

Download
memory/4952-3-0x0000000000980000-0x0000000000C97000-memory.dmp

Filesize
3.1MB

Download
memory/4952-4-0x0000000000980000-0x0000000000C97000-memory.dmp

Filesize
3.1MB

Download
memory/4952-18-0x0000000000980000-0x0000000000C97000-memory.dmp

Filesize
3.1MB

Download
memory/4952-19-0x0000000000981000-0x00000000009E9000-memory.dmp

Filesize
416KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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