xenarmor | 2c85dfa8c120fc8dce2abee7760df0c98fa6199955f1b81aa3e1751455bf4e98

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	Updating.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
1908	powershell.exe
1300	powershell.exe
2548	powershell.exe
2176	powershell.exe

ACProtect 1.3x - 1.4x DLL software 5 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x0003000000000733-179.dat	acprotect
behavioral1/files/0x000300000000072d-174.dat	acprotect
behavioral1/files/0x000300000000072b-169.dat	acprotect
behavioral1/files/0x0003000000000713-164.dat	acprotect
behavioral1/files/0x000300000000070d-159.dat	acprotect

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Updating.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	Updating.exe

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation	Updating.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows App Certification.lnk	Updating.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows App Certification.lnk	Updating.exe

Executes dropped EXE 1 IoCs

pid	Process
4352	All-In-One.exe

Loads dropped DLL 1 IoCs

pid	Process
4352	All-In-One.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 data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 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

Themida packer 3 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/4048-9-0x00000000009E0000-0x00000000018C2000-memory.dmp	themida
behavioral1/memory/4048-10-0x00000000009E0000-0x00000000018C2000-memory.dmp	themida
behavioral1/memory/4048-355-0x00000000009E0000-0x00000000018C2000-memory.dmp	themida

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/files/0x0003000000000733-179.dat	upx
behavioral1/files/0x000300000000072d-174.dat	upx
behavioral1/files/0x000300000000072b-169.dat	upx
behavioral1/files/0x0003000000000713-164.dat	upx
behavioral1/files/0x000300000000070d-159.dat	upx

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	All-In-One.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows App Certification = "C:\\ProgramData\\Windows App Certification.exe"	Updating.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Updating.exe

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
15	ip-api.com

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
4048	Updating.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 13 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	Updating.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CMD.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	whoami.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	All-In-One.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
3456	timeout.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

pid	Process
4660	schtasks.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
4048	Updating.exe
4048	Updating.exe
2176	powershell.exe
2176	powershell.exe
1908	powershell.exe
1908	powershell.exe
1300	powershell.exe
1300	powershell.exe
2548	powershell.exe
2548	powershell.exe
4048	Updating.exe
4352	All-In-One.exe
4352	All-In-One.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	4048	Updating.exe
Token: SeDebugPrivilege	2176	powershell.exe
Token: SeDebugPrivilege	1908	powershell.exe
Token: SeDebugPrivilege	1300	powershell.exe
Token: SeDebugPrivilege	2548	powershell.exe
Token: SeDebugPrivilege	4048	Updating.exe
Token: SeDebugPrivilege	1896	whoami.exe
Token: SeDebugPrivilege	4352	All-In-One.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
4048	Updating.exe
4352	All-In-One.exe
4352	All-In-One.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 4048 wrote to memory of 2176	4048	Updating.exe	87
PID 4048 wrote to memory of 2176	4048	Updating.exe	87
PID 4048 wrote to memory of 2176	4048	Updating.exe	87
PID 4048 wrote to memory of 1908	4048	Updating.exe	91
PID 4048 wrote to memory of 1908	4048	Updating.exe	91
PID 4048 wrote to memory of 1908	4048	Updating.exe	91
PID 4048 wrote to memory of 1300	4048	Updating.exe	93
PID 4048 wrote to memory of 1300	4048	Updating.exe	93
PID 4048 wrote to memory of 1300	4048	Updating.exe	93
PID 4048 wrote to memory of 2548	4048	Updating.exe	95
PID 4048 wrote to memory of 2548	4048	Updating.exe	95
PID 4048 wrote to memory of 2548	4048	Updating.exe	95
PID 4048 wrote to memory of 4660	4048	Updating.exe	97
PID 4048 wrote to memory of 4660	4048	Updating.exe	97
PID 4048 wrote to memory of 4660	4048	Updating.exe	97
PID 4048 wrote to memory of 4380	4048	Updating.exe	101
PID 4048 wrote to memory of 4380	4048	Updating.exe	101
PID 4048 wrote to memory of 4380	4048	Updating.exe	101
PID 4380 wrote to memory of 1896	4380	CMD.EXE	103
PID 4380 wrote to memory of 1896	4380	CMD.EXE	103
PID 4380 wrote to memory of 1896	4380	CMD.EXE	103
PID 4048 wrote to memory of 1348	4048	Updating.exe	104
PID 4048 wrote to memory of 1348	4048	Updating.exe	104
PID 4048 wrote to memory of 1348	4048	Updating.exe	104
PID 1348 wrote to memory of 4352	1348	cmd.exe	106
PID 1348 wrote to memory of 4352	1348	cmd.exe	106
PID 1348 wrote to memory of 4352	1348	cmd.exe	106
PID 4048 wrote to memory of 2792	4048	Updating.exe	107
PID 4048 wrote to memory of 2792	4048	Updating.exe	107
PID 4048 wrote to memory of 2792	4048	Updating.exe	107
PID 4048 wrote to memory of 2340	4048	Updating.exe	108
PID 4048 wrote to memory of 2340	4048	Updating.exe	108
PID 4048 wrote to memory of 2340	4048	Updating.exe	108
PID 2340 wrote to memory of 3456	2340	cmd.exe	111
PID 2340 wrote to memory of 3456	2340	cmd.exe	111
PID 2340 wrote to memory of 3456	2340	cmd.exe	111

C:\Users\Admin\AppData\Local\Temp\Updating.exe
"C:\Users\Admin\AppData\Local\Temp\Updating.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4048
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\Updating.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2176
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Updating.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1908
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\ProgramData\Windows App Certification.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1300
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Windows App Certification.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2548
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "Windows App Certification" /tr "C:\ProgramData\Windows App Certification.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:4660
- C:\Windows\SysWOW64\CMD.EXE
  "CMD.EXE"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4380
- - C:\Windows\SysWOW64\whoami.exe
    whoami
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:1896
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c Cd %temp% && All-In-One.exe OutPut.json
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1348
- - C:\Users\Admin\AppData\Local\Temp\All-In-One.exe
    All-In-One.exe OutPut.json
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Accesses Microsoft Outlook accounts
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:4352
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /delete /f /tn "Windows App Certification"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2792
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp8FAE.tmp.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2340
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:3456

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

Defense Evasion

Modify Registry

T1112

Virtualization/Sandbox Evasion

T1497

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

Query Registry

System Information Discovery