amadey | 97c84e4a64dc3963b1449a554864034af641fcb3fd781e668bed8a4290499fd2

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	d2038245f9.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	d2038245f9.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	d2038245f9.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	d2038245f9.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	d2038245f9.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	d2038245f9.exe

Stealc
Stealc is an infostealer written in C++.
stealer stealc
Stealc family
stealc
Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm
Xworm family
xworm

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 9 IoCs

evasion

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	d6b04a06b9.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	492ff26efe.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__	97c84e4a64dc3963b1449a554864034af641fcb3fd781e668bed8a4290499fd2.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	skotes.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	document.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	d2038245f9.exe

Downloads MZ/PE file

Checks BIOS information in registry 2 TTPs 18 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	97c84e4a64dc3963b1449a554864034af641fcb3fd781e668bed8a4290499fd2.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	492ff26efe.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	97c84e4a64dc3963b1449a554864034af641fcb3fd781e668bed8a4290499fd2.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	document.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	document.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	d6b04a06b9.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	d6b04a06b9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	492ff26efe.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	d2038245f9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	d2038245f9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe

Checks computer location settings 2 TTPs 2 IoCs

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

Query Registry

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	97c84e4a64dc3963b1449a554864034af641fcb3fd781e668bed8a4290499fd2.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	skotes.exe

Executes dropped EXE 8 IoCs

pid	Process
4724	skotes.exe
928	document.exe
4260	d6b04a06b9.exe
3440	492ff26efe.exe
2348	d2038245f9.exe
5112	skotes.exe
3552	skotes.exe
460	skotes.exe

Identifies Wine through registry keys 2 TTPs 9 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Wine	97c84e4a64dc3963b1449a554864034af641fcb3fd781e668bed8a4290499fd2.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Wine	document.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Wine	d6b04a06b9.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Wine	d2038245f9.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Wine	skotes.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Wine	492ff26efe.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Wine	skotes.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	d2038245f9.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	d2038245f9.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\492ff26efe.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1004750001\\492ff26efe.exe"	skotes.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\d2038245f9.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1004752001\\d2038245f9.exe"	skotes.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\XClient = "C:\\Users\\Admin\\AppData\\Roaming\\XClient.exe"	document.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\d6b04a06b9.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1004749001\\d6b04a06b9.exe"	skotes.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 9 IoCs

pid	Process
4068	97c84e4a64dc3963b1449a554864034af641fcb3fd781e668bed8a4290499fd2.exe
4724	skotes.exe
928	document.exe
4260	d6b04a06b9.exe
3440	492ff26efe.exe
2348	d2038245f9.exe
5112	skotes.exe
3552	skotes.exe
460	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	97c84e4a64dc3963b1449a554864034af641fcb3fd781e668bed8a4290499fd2.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4024	4260	WerFault.exe	99

System Location Discovery: System Language Discovery 1 TTPs 6 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	d2038245f9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	97c84e4a64dc3963b1449a554864034af641fcb3fd781e668bed8a4290499fd2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	document.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d6b04a06b9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	492ff26efe.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
928	document.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
4068	97c84e4a64dc3963b1449a554864034af641fcb3fd781e668bed8a4290499fd2.exe
4068	97c84e4a64dc3963b1449a554864034af641fcb3fd781e668bed8a4290499fd2.exe
4724	skotes.exe
4724	skotes.exe
928	document.exe
928	document.exe
4260	d6b04a06b9.exe
4260	d6b04a06b9.exe
928	document.exe
3440	492ff26efe.exe
3440	492ff26efe.exe
2348	d2038245f9.exe
2348	d2038245f9.exe
5112	skotes.exe
5112	skotes.exe
2348	d2038245f9.exe
2348	d2038245f9.exe
2348	d2038245f9.exe
3552	skotes.exe
3552	skotes.exe
460	skotes.exe
460	skotes.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	928	document.exe
Token: SeDebugPrivilege	2348	d2038245f9.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4068	97c84e4a64dc3963b1449a554864034af641fcb3fd781e668bed8a4290499fd2.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
928	document.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 4068 wrote to memory of 4724	4068	97c84e4a64dc3963b1449a554864034af641fcb3fd781e668bed8a4290499fd2.exe	91
PID 4068 wrote to memory of 4724	4068	97c84e4a64dc3963b1449a554864034af641fcb3fd781e668bed8a4290499fd2.exe	91
PID 4068 wrote to memory of 4724	4068	97c84e4a64dc3963b1449a554864034af641fcb3fd781e668bed8a4290499fd2.exe	91
PID 4724 wrote to memory of 928	4724	skotes.exe	98
PID 4724 wrote to memory of 928	4724	skotes.exe	98
PID 4724 wrote to memory of 928	4724	skotes.exe	98
PID 4724 wrote to memory of 4260	4724	skotes.exe	99
PID 4724 wrote to memory of 4260	4724	skotes.exe	99
PID 4724 wrote to memory of 4260	4724	skotes.exe	99
PID 4724 wrote to memory of 3440	4724	skotes.exe	106
PID 4724 wrote to memory of 3440	4724	skotes.exe	106
PID 4724 wrote to memory of 3440	4724	skotes.exe	106
PID 4724 wrote to memory of 4868	4724	skotes.exe	107
PID 4724 wrote to memory of 4868	4724	skotes.exe	107
PID 4724 wrote to memory of 4868	4724	skotes.exe	107
PID 4724 wrote to memory of 2348	4724	skotes.exe	108
PID 4724 wrote to memory of 2348	4724	skotes.exe	108
PID 4724 wrote to memory of 2348	4724	skotes.exe	108

C:\Users\Admin\AppData\Local\Temp\97c84e4a64dc3963b1449a554864034af641fcb3fd781e668bed8a4290499fd2.exe
"C:\Users\Admin\AppData\Local\Temp\97c84e4a64dc3963b1449a554864034af641fcb3fd781e668bed8a4290499fd2.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:4068
- 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
  - Checks computer location settings
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Adds Run key to start application
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4724
- - C:\Users\Admin\AppData\Local\Temp\1004732001\document.exe
    "C:\Users\Admin\AppData\Local\Temp\1004732001\document.exe"
    3⤵
    - Identifies VirtualBox via ACPI registry values (likely anti-VM)
    - Checks BIOS information in registry
    - Executes dropped EXE
    - Identifies Wine through registry keys
    - Adds Run key to start application
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: AddClipboardFormatListener
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:928
- - C:\Users\Admin\AppData\Local\Temp\1004749001\d6b04a06b9.exe
    "C:\Users\Admin\AppData\Local\Temp\1004749001\d6b04a06b9.exe"
    3⤵
    - 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:4260
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4260 -s 1472
      4⤵
      Program crash
      PID:4024
- - C:\Users\Admin\AppData\Local\Temp\1004750001\492ff26efe.exe
    "C:\Users\Admin\AppData\Local\Temp\1004750001\492ff26efe.exe"
    3⤵
    - 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:3440
- - C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
    "C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe"
    3⤵
    PID:4868
- - C:\Users\Admin\AppData\Local\Temp\1004752001\d2038245f9.exe
    "C:\Users\Admin\AppData\Local\Temp\1004752001\d2038245f9.exe"
    3⤵
    - Modifies Windows Defender Real-time Protection settings
    - Identifies VirtualBox via ACPI registry values (likely anti-VM)
    - Checks BIOS information in registry
    - Executes dropped EXE
    - Identifies Wine through registry keys
    - Windows security modification
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2348

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4260 -ip 4260
1⤵
PID:4216

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:5112

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:3552

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:460

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

Virtualization/Sandbox Evasion

Credential Access

Discovery

Query Registry

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion