vidar | 708e4c73217d10e821899bfb5296b72328520407f4cc38c4a525707568efa57d

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	RedditVideoMakerBot_x64.exe

Executes dropped EXE 8 IoCs

pid	Process
3964	audioeq.exe
1940	virtnetwork.exe
6024	WinHealhCare.exe
1912	OneSync.exe
5968	svc_service.exe
3948	onedrive_sync.exe
4816	svc_service.exe
1292	manager.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WindowsDefenderHelper = "C:\\Users\\Public\\Pictures\\WindowsProcess\\GraphicsSupport\\svc_service.exe"	svc_service.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1079202589-886135813-2527035092-1000\Software\Microsoft\Windows\CurrentVersion\Run\{NetworkManager} = "C:\\Users\\Admin\\AppData\\Roaming\\Roaming\\Data\\Config\\manager.exe"	onedrive_sync.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1079202589-886135813-2527035092-1000\Software\Microsoft\Windows\CurrentVersion\Run\{NetworkManager} = "C:\\Users\\Admin\\AppData\\Roaming\\Roaming\\Data\\Config\\manager.exe"	manager.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

Contacts third-party web service commonly abused for C2 1 TTPs 11 IoCs

Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

Web Service

T1102

flow	ioc
12	pastebin.com
36	pastebin.com
1	pastebin.com
5	pastebin.com
7	pastebin.com
11	pastebin.com
13	pastebin.com
27	pastebin.com
29	pastebin.com
31	pastebin.com
6	pastebin.com

Looks up external IP address via web service 1 TTPs 1 IoCs

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

discovery

Internet Connection Discovery

T1016.001

flow	ioc
1	checkip.amazonaws.com

Checks system information in the registry 2 TTPs 1 IoCs

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

Query Registry

System Information Discovery

persistence privilege_escalation

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemProductName	RedditVideoMakerBot_x64.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
4748	powershell.exe

Event Triggered Execution: Netsh Helper DLL 1 TTPs 18 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 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 queried	\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 value enumerated	\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 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 opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	RedditVideoMakerBot_x64.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	RedditVideoMakerBot_x64.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	RedditVideoMakerBot_x64.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSerialNumber	RedditVideoMakerBot_x64.exe

Gathers network information 2 TTPs 3 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

Command and Scripting Interpreter

T1059

pid	Process
3284	ipconfig.exe
5344	ipconfig.exe
4892	ipconfig.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 4 IoCs

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

persistence execution

Scheduled Task

pid	Process
4536	schtasks.exe
1784	schtasks.exe
5712	schtasks.exe
5928	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
832	RedditVideoMakerBot_x64.exe
832	RedditVideoMakerBot_x64.exe
832	RedditVideoMakerBot_x64.exe
832	RedditVideoMakerBot_x64.exe
3964	audioeq.exe
3964	audioeq.exe
5968	svc_service.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
832	RedditVideoMakerBot_x64.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
832	RedditVideoMakerBot_x64.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 832 wrote to memory of 3284	832	RedditVideoMakerBot_x64.exe	89
PID 832 wrote to memory of 4592	832	RedditVideoMakerBot_x64.exe	91
PID 832 wrote to memory of 3964	832	RedditVideoMakerBot_x64.exe	96
PID 832 wrote to memory of 1940	832	RedditVideoMakerBot_x64.exe	97
PID 832 wrote to memory of 6024	832	RedditVideoMakerBot_x64.exe	98
PID 832 wrote to memory of 1912	832	RedditVideoMakerBot_x64.exe	99
PID 832 wrote to memory of 5968	832	RedditVideoMakerBot_x64.exe	100
PID 5968 wrote to memory of 2704	5968	svc_service.exe	101
PID 832 wrote to memory of 3948	832	RedditVideoMakerBot_x64.exe	103
PID 5968 wrote to memory of 4880	5968	svc_service.exe	104
PID 5968 wrote to memory of 4704	5968	svc_service.exe	106
PID 5968 wrote to memory of 5472	5968	svc_service.exe	108
PID 5968 wrote to memory of 2592	5968	svc_service.exe	110
PID 5968 wrote to memory of 3740	5968	svc_service.exe	112
PID 5968 wrote to memory of 4536	5968	svc_service.exe	114

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\RedditVideoMakerBot_x64.exe
"C:\Users\Admin\AppData\Local\Temp\RedditVideoMakerBot_x64.exe"
1⤵
- Checks BIOS information in registry
- Checks system information in the registry
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:832
- C:\Windows\system32\ipconfig.exe
  "ipconfig"
  2⤵
  - Gathers network information
  PID:3284
- C:\Windows\system32\getmac.exe
  "getmac" /FO CSV /NH
  2⤵
  PID:4592
- C:\Users\Public\Documents\ServiceProcess\NetworkHelper\audioeq.exe
  "C:\Users\Public\Documents\ServiceProcess\NetworkHelper\audioeq.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  PID:3964
- C:\Users\Public\Pictures\DriverManager\USBService\virtnetwork.exe
  "C:\Users\Public\Pictures\DriverManager\USBService\virtnetwork.exe"
  2⤵
  - Executes dropped EXE
  PID:1940
- C:\Users\Public\Videos\SystemService\AudioManager\WinHealhCare.exe
  "C:\Users\Public\Videos\SystemService\AudioManager\WinHealhCare.exe"
  2⤵
  - Executes dropped EXE
  PID:6024
- - C:\Windows\system32\ipconfig.exe
    "ipconfig"
    3⤵
    - Gathers network information
    PID:5344
- - C:\Windows\system32\getmac.exe
    "getmac" /FO CSV /NH
    3⤵
    PID:5832
- - C:\Windows\system32\schtasks.exe
    "schtasks" /Query /TN OneDriveSyncHost
    3⤵
    PID:5500
- - C:\Windows\system32\schtasks.exe
    "schtasks" /Create /TN OneDriveSyncHost /TR C:\ProgramData\Adobe\AdobeCloudSync.exe /F /RL HIGHEST /RU SYSTEM /SC ONSTART
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:1784
- - C:\Windows\system32\schtasks.exe
    "schtasks" /Query /TN IntelGraphicsHost
    3⤵
    PID:3408
- - C:\Windows\system32\schtasks.exe
    "schtasks" /Create /TN IntelGraphicsHost /TR C:\ProgramData\Google\ChromeSyncHost.exe /F /RL HIGHEST /RU SYSTEM /SC ONSTART /DELAY 0001:00
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:5712
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "powershell" -NoProfile -Command "$WshShell = New-Object -comObject WScript.Shell; $Shortcut = $WshShell.CreateShortcut('C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\OneDriveSync.lnk'); $Shortcut.TargetPath = 'C:\Users\Public\OneDriveSync.exe'; $Shortcut.Save()"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    PID:4748
- - C:\Windows\system32\schtasks.exe
    "schtasks" /Query /TN GoogleUpdateHost
    3⤵
    PID:1592
- - C:\Windows\system32\schtasks.exe
    "schtasks" /Create /TN GoogleUpdateHost /TR C:\ProgramData\Intel\IntelGraphicsHost.exe /F /RL HIGHEST /RU SYSTEM /SC DAILY
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:5928
- C:\Users\Public\Pictures\ServiceSupport\IntelService\OneSync.exe
  "C:\Users\Public\Pictures\ServiceSupport\IntelService\OneSync.exe"
  2⤵
  - Executes dropped EXE
  PID:1912
- - C:\Windows\system32\ipconfig.exe
    "ipconfig"
    3⤵
    - Gathers network information
    PID:4892
- - C:\Windows\system32\getmac.exe
    "getmac" /FO CSV /NH
    3⤵
    PID:1980
- C:\Users\Public\Pictures\WindowsProcess\GraphicsSupport\svc_service.exe
  "C:\Users\Public\Pictures\WindowsProcess\GraphicsSupport\svc_service.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:5968
- - C:\Windows\system32\netsh.exe
    "netsh" advfirewall firewall add rule name=Telemetry_In_57001 dir=in action=allow protocol=TCP localport=57001
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    PID:2704
- - C:\Windows\system32\netsh.exe
    "netsh" advfirewall firewall add rule name=Telemetry_Out_57001 dir=out action=allow protocol=TCP localport=57001
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    PID:4880
- - C:\Windows\system32\netsh.exe
    "netsh" advfirewall firewall add rule name=Telemetry_In_57002 dir=in action=allow protocol=TCP localport=57002
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    PID:4704
- - C:\Windows\system32\netsh.exe
    "netsh" advfirewall firewall add rule name=Telemetry_Out_57002 dir=out action=allow protocol=TCP localport=57002
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    PID:5472
- - C:\Windows\system32\netsh.exe
    "netsh" advfirewall firewall add rule name=Telemetry_In_56001 dir=in action=allow protocol=TCP localport=56001
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    PID:2592
- - C:\Windows\system32\netsh.exe
    "netsh" advfirewall firewall add rule name=Telemetry_Out_56001 dir=out action=allow protocol=TCP localport=56001
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    PID:3740
- - C:\Windows\system32\schtasks.exe
    "schtasks" /Create /F /SC ONLOGON /TN WindowsUpdateAssist /TR C:\Users\Public\Pictures\WindowsProcess\GraphicsSupport\svc_service.exe /RL HIGHEST
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:4536
- C:\Users\Public\Pictures\SecurityComponent\MonitorProcess\onedrive_sync.exe
  "C:\Users\Public\Pictures\SecurityComponent\MonitorProcess\onedrive_sync.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:3948

C:\Users\Public\Pictures\WindowsProcess\GraphicsSupport\svc_service.exe
C:\Users\Public\Pictures\WindowsProcess\GraphicsSupport\svc_service.exe
1⤵
- Executes dropped EXE
PID:4816

C:\Users\Admin\AppData\Roaming\Roaming\Data\Config\manager.exe
C:\Users\Admin\AppData\Roaming\Roaming\Data\Config\manager.exe
1⤵
- Executes dropped EXE
- Adds Run key to start application
PID:1292

C:\Users\Public\Videos\SystemService\AudioManager\WinHealhCare.exe
C:\Users\Public\Videos\SystemService\AudioManager\WinHealhCare.exe
1⤵
PID:2880

C:\Users\Public\Pictures\ServiceSupport\IntelService\OneSync.exe
C:\Users\Public\Pictures\ServiceSupport\IntelService\OneSync.exe
1⤵
PID:6008

C:\ProgramData\Adobe\AdobeCloudSync.exe
C:\ProgramData\Adobe\AdobeCloudSync.exe
1⤵
PID:2328

C:\ProgramData\Microsoft\EdgeUpdateSvc.exe
C:\ProgramData\Microsoft\EdgeUpdateSvc.exe
1⤵
PID:2560

C:\ProgramData\Google\ChromeSyncHost.exe
C:\ProgramData\Google\ChromeSyncHost.exe
1⤵
PID:4252

C:\Users\Public\OneDriveSync.exe
C:\Users\Public\ONEDRI~1.EXE
1⤵
PID:5532

C:\ProgramData\Intel\IntelGraphicsHost.exe
C:\ProgramData\Intel\IntelGraphicsHost.exe
1⤵
PID:1808

Network

MITRE ATT&CK Enterprise v16

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

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Scheduled Task/Job

T1053

Scheduled Task

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Scheduled Task/Job

T1053

Scheduled Task

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

Query Registry

System Information Discovery