netwire | 2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions	Host.exe

Executes dropped EXE 2 IoCs

pid	Process
1984	Host.exe
1704	Host.exe

Looks for VMWare Tools registry key 2 TTPs 2 IoCs

evasion

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools	Host.exe

Checks BIOS information in registry 2 TTPs 4 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	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Host.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	Host.exe

Loads dropped DLL 1 IoCs

pid	Process
772	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\	Host.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Defender = "C:\\Users\\Admin\\AppData\\Roaming\\Install\\Host.exe"	Host.exe

Maps connected drives based on registry 3 TTPs 4 IoCs

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

Query Registry

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	Host.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	Host.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1204 set thread context of 772	1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	34
PID 1984 set thread context of 1704	1984	Host.exe	42

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 2 IoCs

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

persistence

Scheduled Task

pid	Process
1848	schtasks.exe
1608	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe
1096	powershell.exe
1536	powershell.exe
1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe
1984	Host.exe
1668	powershell.exe
1896	powershell.exe
1984	Host.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe
Token: SeDebugPrivilege	1096	powershell.exe
Token: SeDebugPrivilege	1536	powershell.exe
Token: SeDebugPrivilege	1984	Host.exe
Token: SeDebugPrivilege	1668	powershell.exe
Token: SeDebugPrivilege	1896	powershell.exe

Suspicious use of WriteProcessMemory 52 IoCs

description	pid	Process	procid_target
PID 1204 wrote to memory of 1536	1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	27
PID 1204 wrote to memory of 1536	1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	27
PID 1204 wrote to memory of 1536	1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	27
PID 1204 wrote to memory of 1536	1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	27
PID 1204 wrote to memory of 1096	1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	30
PID 1204 wrote to memory of 1096	1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	30
PID 1204 wrote to memory of 1096	1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	30
PID 1204 wrote to memory of 1096	1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	30
PID 1204 wrote to memory of 1848	1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	32
PID 1204 wrote to memory of 1848	1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	32
PID 1204 wrote to memory of 1848	1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	32
PID 1204 wrote to memory of 1848	1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	32
PID 1204 wrote to memory of 772	1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	34
PID 1204 wrote to memory of 772	1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	34
PID 1204 wrote to memory of 772	1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	34
PID 1204 wrote to memory of 772	1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	34
PID 1204 wrote to memory of 772	1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	34
PID 1204 wrote to memory of 772	1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	34
PID 1204 wrote to memory of 772	1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	34
PID 1204 wrote to memory of 772	1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	34
PID 1204 wrote to memory of 772	1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	34
PID 1204 wrote to memory of 772	1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	34
PID 1204 wrote to memory of 772	1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	34
PID 1204 wrote to memory of 772	1204	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	34
PID 772 wrote to memory of 1984	772	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	35
PID 772 wrote to memory of 1984	772	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	35
PID 772 wrote to memory of 1984	772	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	35
PID 772 wrote to memory of 1984	772	2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe	35
PID 1984 wrote to memory of 1668	1984	Host.exe	36
PID 1984 wrote to memory of 1668	1984	Host.exe	36
PID 1984 wrote to memory of 1668	1984	Host.exe	36
PID 1984 wrote to memory of 1668	1984	Host.exe	36
PID 1984 wrote to memory of 1896	1984	Host.exe	38
PID 1984 wrote to memory of 1896	1984	Host.exe	38
PID 1984 wrote to memory of 1896	1984	Host.exe	38
PID 1984 wrote to memory of 1896	1984	Host.exe	38
PID 1984 wrote to memory of 1608	1984	Host.exe	39
PID 1984 wrote to memory of 1608	1984	Host.exe	39
PID 1984 wrote to memory of 1608	1984	Host.exe	39
PID 1984 wrote to memory of 1608	1984	Host.exe	39
PID 1984 wrote to memory of 1704	1984	Host.exe	42
PID 1984 wrote to memory of 1704	1984	Host.exe	42
PID 1984 wrote to memory of 1704	1984	Host.exe	42
PID 1984 wrote to memory of 1704	1984	Host.exe	42
PID 1984 wrote to memory of 1704	1984	Host.exe	42
PID 1984 wrote to memory of 1704	1984	Host.exe	42
PID 1984 wrote to memory of 1704	1984	Host.exe	42
PID 1984 wrote to memory of 1704	1984	Host.exe	42
PID 1984 wrote to memory of 1704	1984	Host.exe	42
PID 1984 wrote to memory of 1704	1984	Host.exe	42
PID 1984 wrote to memory of 1704	1984	Host.exe	42
PID 1984 wrote to memory of 1704	1984	Host.exe	42

C:\Users\Admin\AppData\Local\Temp\2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe
"C:\Users\Admin\AppData\Local\Temp\2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe"
1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1204
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1536
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ZqCpvOTXTOGWy.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1096
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZqCpvOTXTOGWy" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE7D0.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1848
- C:\Users\Admin\AppData\Local\Temp\2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe
  "C:\Users\Admin\AppData\Local\Temp\2ab9934c6f1943130335ca6ca749a47b06f70b1011c480e8d194f2a0f3ac850d.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:772
- - C:\Users\Admin\AppData\Roaming\Install\Host.exe
    "C:\Users\Admin\AppData\Roaming\Install\Host.exe"
    3⤵
    - Looks for VirtualBox Guest Additions in registry
    - Executes dropped EXE
    - Looks for VMWare Tools registry key
    - Checks BIOS information in registry
    - Maps connected drives based on registry
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1984
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\Install\Host.exe"
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:1668
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ZqCpvOTXTOGWy.exe"
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:1896
  - - C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZqCpvOTXTOGWy" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA8CE.tmp"
      4⤵
      Creates scheduled task(s)
      PID:1608
  - - C:\Users\Admin\AppData\Roaming\Install\Host.exe
      "C:\Users\Admin\AppData\Roaming\Install\Host.exe"
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      PID:1704

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

Persistence

Registry Run Keys / Startup Folder

T1060

Scheduled Task

Privilege Escalation

Scheduled Task

Defense Evasion

Modify Registry

T1112

Virtualization/Sandbox Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

System Information Discovery

T1082

Virtualization/Sandbox Evasion