amadey | 3f9fbe536b0936a67a24bd8a45dfefd831b52d6b51876383e69feb6345d48517

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\DisableIOAVProtection = "1"	7a3ae21424.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	7a3ae21424.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	7a3ae21424.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	7a3ae21424.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	7a3ae21424.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	7a3ae21424.exe

Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos
Remcos family
remcos
Stealc
Stealc is an infostealer written in C++.
stealer stealc
Stealc family
stealc

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__	7a3ae21424.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	3f9fbe536b0936a67a24bd8a45dfefd831b52d6b51876383e69feb6345d48517.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	remcos.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	d6a07a0044.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__	remcos_a.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	b2b4afac2b.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	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	remcos_a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	7a3ae21424.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	remcos.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b2b4afac2b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	3f9fbe536b0936a67a24bd8a45dfefd831b52d6b51876383e69feb6345d48517.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	skotes.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	b2b4afac2b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	d6a07a0044.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	7a3ae21424.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	3f9fbe536b0936a67a24bd8a45dfefd831b52d6b51876383e69feb6345d48517.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	remcos_a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	remcos.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	d6a07a0044.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	skotes.exe

Checks computer location settings 2 TTPs 4 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	3f9fbe536b0936a67a24bd8a45dfefd831b52d6b51876383e69feb6345d48517.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	skotes.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	remcos_a.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	buildd.exe

Executes dropped EXE 9 IoCs

pid	Process
1276	skotes.exe
2628	remcos_a.exe
4416	remcos.exe
5044	buildd.exe
2552	b2b4afac2b.exe
4360	d6a07a0044.exe
1404	7a3ae21424.exe
4484	skotes.exe
380	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	7a3ae21424.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	3f9fbe536b0936a67a24bd8a45dfefd831b52d6b51876383e69feb6345d48517.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Wine	remcos_a.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Wine	remcos.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Wine	b2b4afac2b.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Wine	d6a07a0044.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

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

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	7a3ae21424.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	7a3ae21424.exe

Accesses Microsoft Outlook profiles 1 TTPs 9 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	buildd.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	buildd.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	buildd.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\13.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	buildd.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\14.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	buildd.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	buildd.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	buildd.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	buildd.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	buildd.exe

Adds Run key to start application 2 TTPs 7 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

persistence privilege_escalation

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Rmc-A34JIZ = "\"C:\\ProgramData\\Remcos\\remcos.exe\""	remcos.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\b2b4afac2b.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1004507001\\b2b4afac2b.exe"	skotes.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\d6a07a0044.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1004508001\\d6a07a0044.exe"	skotes.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\7a3ae21424.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1004510001\\7a3ae21424.exe"	skotes.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Rmc-A34JIZ = "\"C:\\ProgramData\\Remcos\\remcos.exe\""	remcos_a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Rmc-A34JIZ = "\"C:\\ProgramData\\Remcos\\remcos.exe\""	remcos_a.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Rmc-A34JIZ = "\"C:\\ProgramData\\Remcos\\remcos.exe\""	remcos.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
26	ip-api.com

Suspicious use of NtSetInformationThreadHideFromDebugger 9 IoCs

pid	Process
2148	3f9fbe536b0936a67a24bd8a45dfefd831b52d6b51876383e69feb6345d48517.exe
1276	skotes.exe
2628	remcos_a.exe
4416	remcos.exe
2552	b2b4afac2b.exe
4360	d6a07a0044.exe
1404	7a3ae21424.exe
4484	skotes.exe
380	skotes.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\skotes.job	3f9fbe536b0936a67a24bd8a45dfefd831b52d6b51876383e69feb6345d48517.exe

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4248	2552	WerFault.exe	116
4764	2552	WerFault.exe	116

System Location Discovery: System Language Discovery 1 TTPs 7 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	7a3ae21424.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3f9fbe536b0936a67a24bd8a45dfefd831b52d6b51876383e69feb6345d48517.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	skotes.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	remcos_a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	remcos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b2b4afac2b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d6a07a0044.exe

System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 2 IoCs

Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

discovery

Wi-Fi Discovery

T1016.002

pid	Process
5108	cmd.exe
3884	netsh.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
3660	timeout.exe

Suspicious behavior: EnumeratesProcesses 27 IoCs

pid	Process
2148	3f9fbe536b0936a67a24bd8a45dfefd831b52d6b51876383e69feb6345d48517.exe
2148	3f9fbe536b0936a67a24bd8a45dfefd831b52d6b51876383e69feb6345d48517.exe
1276	skotes.exe
1276	skotes.exe
2628	remcos_a.exe
2628	remcos_a.exe
4416	remcos.exe
4416	remcos.exe
5044	buildd.exe
5044	buildd.exe
5044	buildd.exe
5044	buildd.exe
5044	buildd.exe
5044	buildd.exe
2552	b2b4afac2b.exe
2552	b2b4afac2b.exe
4360	d6a07a0044.exe
4360	d6a07a0044.exe
1404	7a3ae21424.exe
1404	7a3ae21424.exe
1404	7a3ae21424.exe
1404	7a3ae21424.exe
1404	7a3ae21424.exe
4484	skotes.exe
4484	skotes.exe
380	skotes.exe
380	skotes.exe

Suspicious use of AdjustPrivilegeToken 17 IoCs

description	pid	Process
Token: SeDebugPrivilege	5044	buildd.exe
Token: SeCreateTokenPrivilege	5044	buildd.exe
Token: SeAssignPrimaryTokenPrivilege	5044	buildd.exe
Token: SeIncreaseQuotaPrivilege	5044	buildd.exe
Token: SeSecurityPrivilege	5044	buildd.exe
Token: SeTakeOwnershipPrivilege	5044	buildd.exe
Token: SeLoadDriverPrivilege	5044	buildd.exe
Token: SeSystemtimePrivilege	5044	buildd.exe
Token: SeBackupPrivilege	5044	buildd.exe
Token: SeRestorePrivilege	5044	buildd.exe
Token: SeShutdownPrivilege	5044	buildd.exe
Token: SeSystemEnvironmentPrivilege	5044	buildd.exe
Token: SeUndockPrivilege	5044	buildd.exe
Token: SeManageVolumePrivilege	5044	buildd.exe
Token: 31	5044	buildd.exe
Token: 32	5044	buildd.exe
Token: SeDebugPrivilege	1404	7a3ae21424.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2148	3f9fbe536b0936a67a24bd8a45dfefd831b52d6b51876383e69feb6345d48517.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4416	remcos.exe

Suspicious use of WriteProcessMemory 45 IoCs

description	pid	Process	procid_target
PID 2148 wrote to memory of 1276	2148	3f9fbe536b0936a67a24bd8a45dfefd831b52d6b51876383e69feb6345d48517.exe	86
PID 2148 wrote to memory of 1276	2148	3f9fbe536b0936a67a24bd8a45dfefd831b52d6b51876383e69feb6345d48517.exe	86
PID 2148 wrote to memory of 1276	2148	3f9fbe536b0936a67a24bd8a45dfefd831b52d6b51876383e69feb6345d48517.exe	86
PID 1276 wrote to memory of 2628	1276	skotes.exe	95
PID 1276 wrote to memory of 2628	1276	skotes.exe	95
PID 1276 wrote to memory of 2628	1276	skotes.exe	95
PID 2628 wrote to memory of 4416	2628	remcos_a.exe	96
PID 2628 wrote to memory of 4416	2628	remcos_a.exe	96
PID 2628 wrote to memory of 4416	2628	remcos_a.exe	96
PID 1276 wrote to memory of 5044	1276	skotes.exe	100
PID 1276 wrote to memory of 5044	1276	skotes.exe	100
PID 5044 wrote to memory of 5108	5044	buildd.exe	101
PID 5044 wrote to memory of 5108	5044	buildd.exe	101
PID 5108 wrote to memory of 3120	5108	cmd.exe	103
PID 5108 wrote to memory of 3120	5108	cmd.exe	103
PID 5108 wrote to memory of 3884	5108	cmd.exe	104
PID 5108 wrote to memory of 3884	5108	cmd.exe	104
PID 5108 wrote to memory of 1528	5108	cmd.exe	105
PID 5108 wrote to memory of 1528	5108	cmd.exe	105
PID 5044 wrote to memory of 5036	5044	buildd.exe	106
PID 5044 wrote to memory of 5036	5044	buildd.exe	106
PID 5036 wrote to memory of 4752	5036	cmd.exe	108
PID 5036 wrote to memory of 4752	5036	cmd.exe	108
PID 5036 wrote to memory of 4508	5036	cmd.exe	109
PID 5036 wrote to memory of 4508	5036	cmd.exe	109
PID 5036 wrote to memory of 4656	5036	cmd.exe	110
PID 5036 wrote to memory of 4656	5036	cmd.exe	110
PID 5044 wrote to memory of 1096	5044	buildd.exe	112
PID 5044 wrote to memory of 1096	5044	buildd.exe	112
PID 1096 wrote to memory of 3816	1096	cmd.exe	114
PID 1096 wrote to memory of 3816	1096	cmd.exe	114
PID 1096 wrote to memory of 3660	1096	cmd.exe	115
PID 1096 wrote to memory of 3660	1096	cmd.exe	115
PID 1276 wrote to memory of 2552	1276	skotes.exe	116
PID 1276 wrote to memory of 2552	1276	skotes.exe	116
PID 1276 wrote to memory of 2552	1276	skotes.exe	116
PID 1276 wrote to memory of 4360	1276	skotes.exe	124
PID 1276 wrote to memory of 4360	1276	skotes.exe	124
PID 1276 wrote to memory of 4360	1276	skotes.exe	124
PID 1276 wrote to memory of 2272	1276	skotes.exe	125
PID 1276 wrote to memory of 2272	1276	skotes.exe	125
PID 1276 wrote to memory of 2272	1276	skotes.exe	125
PID 1276 wrote to memory of 1404	1276	skotes.exe	126
PID 1276 wrote to memory of 1404	1276	skotes.exe	126
PID 1276 wrote to memory of 1404	1276	skotes.exe	126

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	buildd.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	buildd.exe

C:\Users\Admin\AppData\Local\Temp\3f9fbe536b0936a67a24bd8a45dfefd831b52d6b51876383e69feb6345d48517.exe
"C:\Users\Admin\AppData\Local\Temp\3f9fbe536b0936a67a24bd8a45dfefd831b52d6b51876383e69feb6345d48517.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:2148
- 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:1276
- - C:\Users\Admin\AppData\Local\Temp\1004494001\remcos_a.exe
    "C:\Users\Admin\AppData\Local\Temp\1004494001\remcos_a.exe"
    3⤵
    - 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:2628
  - - C:\ProgramData\Remcos\remcos.exe
      "C:\ProgramData\Remcos\remcos.exe"
      4⤵
      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: EnumeratesProcesses
      Suspicious use of SetWindowsHookEx
      PID:4416
- - C:\Users\Admin\AppData\Local\Temp\1004506001\buildd.exe
    "C:\Users\Admin\AppData\Local\Temp\1004506001\buildd.exe"
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Accesses Microsoft Outlook profiles
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    - outlook_office_path
    - outlook_win_path
    PID:5044
  - - C:\Windows\SYSTEM32\cmd.exe
      "cmd.exe" /c chcp 65001 && netsh wlan show profiles|findstr /R /C:"[ ]:[ ]"
      4⤵
      System Network Configuration Discovery: Wi-Fi Discovery
      Suspicious use of WriteProcessMemory
      PID:5108
    - - C:\Windows\system32\chcp.com
        
        chcp 65001
        5⤵
        
        PID:3120
    - - C:\Windows\system32\netsh.exe
        
        netsh wlan show profiles
        5⤵
        Event Triggered Execution: Netsh Helper DLL
        System Network Configuration Discovery: Wi-Fi Discovery
        
        PID:3884
    - - C:\Windows\system32\findstr.exe
        
        findstr /R /C:"[ ]:[ ]"
        5⤵
        
        PID:1528
  - - C:\Windows\SYSTEM32\cmd.exe
      "cmd.exe" /c chcp 65001 && netsh wlan show networks mode=bssid | findstr "SSID BSSID Signal"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:5036
    - - C:\Windows\system32\chcp.com
        
        chcp 65001
        5⤵
        
        PID:4752
    - - C:\Windows\system32\netsh.exe
        
        netsh wlan show networks mode=bssid
        5⤵
        Event Triggered Execution: Netsh Helper DLL
        
        PID:4508
    - - C:\Windows\system32\findstr.exe
        
        findstr "SSID BSSID Signal"
        5⤵
        
        PID:4656
  - - C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /C chcp 65001 && timeout /t 3 > NUL && DEL /F /S /Q /A "C:\Users\Admin\AppData\Local\Temp\1004506001\buildd.exe"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:1096
    - - C:\Windows\system32\chcp.com
        
        chcp 65001
        5⤵
        
        PID:3816
    - - C:\Windows\system32\timeout.exe
        
        timeout /t 3
        5⤵
        Delays execution with timeout.exe
        
        PID:3660
- - C:\Users\Admin\AppData\Local\Temp\1004507001\b2b4afac2b.exe
    "C:\Users\Admin\AppData\Local\Temp\1004507001\b2b4afac2b.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:2552
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2552 -s 1456
      4⤵
      Program crash
      PID:4248
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2552 -s 1496
      4⤵
      Program crash
      PID:4764
- - C:\Users\Admin\AppData\Local\Temp\1004508001\d6a07a0044.exe
    "C:\Users\Admin\AppData\Local\Temp\1004508001\d6a07a0044.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:4360
- - C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
    "C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe"
    3⤵
    PID:2272
- - C:\Users\Admin\AppData\Local\Temp\1004510001\7a3ae21424.exe
    "C:\Users\Admin\AppData\Local\Temp\1004510001\7a3ae21424.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:1404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2552 -ip 2552
1⤵
PID:924

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2552 -ip 2552
1⤵
PID:3884

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:4484

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:380

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

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

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

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

Virtualization/Sandbox Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Browser Information Discovery

T1217

Query Registry

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Wi-Fi Discovery

T1016.002

Virtualization/Sandbox Evasion