5b7e022f5009004985b34cf091d06752c765a25b445a46050eef51a17be8267d

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	5b7e022f5009004985b34cf091d06752c765a25b445a46050eef51a17be8267d.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	6INmKW6.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	5b7e022f5009004985b34cf091d06752c765a25b445a46050eef51a17be8267d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	5b7e022f5009004985b34cf091d06752c765a25b445a46050eef51a17be8267d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	6INmKW6.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	6INmKW6.exe

Checks computer location settings 2 TTPs 1 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-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation	5b7e022f5009004985b34cf091d06752c765a25b445a46050eef51a17be8267d.exe

Executes dropped EXE 1 IoCs

pid	Process
4016	6INmKW6.exe

Identifies Wine through registry keys 2 TTPs 2 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-1-5-21-1675742406-747946869-1029867430-1000\Software\Wine	5b7e022f5009004985b34cf091d06752c765a25b445a46050eef51a17be8267d.exe
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Wine	6INmKW6.exe

Loads dropped DLL 2 IoCs

pid	Process
2744	5b7e022f5009004985b34cf091d06752c765a25b445a46050eef51a17be8267d.exe
4016	6INmKW6.exe

Drops file in System32 directory 12 IoCs

description	ioc	Process
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{9ED826BE-3CBB-4A65-8BCE-BCB1916E3410}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{4AB01CE8-3857-473B-9964-D6406902F857}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallAgent\Checkpoints\9NCBCSZSJRSB.dat	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallAgent\Checkpoints\9NCBCSZSJRSB.dat	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{191EE773-68B8-4861-A97C-B731BAD5D30B}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{CE48C472-571E-414D-944B-C0122B68EA5E}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{6D776E08-84AD-441C-A5C2-FBA4D5F997C2}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallAgent\Checkpoints\9NXQXXLFST89.dat	svchost.exe
File opened for modification	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallAgent\Checkpoints\9NXQXXLFST89.dat	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{579F99F5-A3B9-48FB-8C95-2966AD4278AC}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{F51A6194-9937-4867-BD73-28D1098D0477}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{484FA54A-FE6E-412E-9843-11A1CA81EE40}.catalogItem	svchost.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System\5qsEmP	5b7e022f5009004985b34cf091d06752c765a25b445a46050eef51a17be8267d.exe
File created	C:\Windows\System\5qsEmP\6INmKW6.exe	5b7e022f5009004985b34cf091d06752c765a25b445a46050eef51a17be8267d.exe
File opened for modification	C:\Windows\System\5qsEmP\6INmKW6.exe	5b7e022f5009004985b34cf091d06752c765a25b445a46050eef51a17be8267d.exe
File opened for modification	C:\Windows\Logs\WMI\Event\	6INmKW6.exe

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

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

persistence

Scheduled Task

pid	Process
2668	schtasks.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeManageVolumePrivilege	4272	svchost.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2744 wrote to memory of 3168	2744	5b7e022f5009004985b34cf091d06752c765a25b445a46050eef51a17be8267d.exe	93
PID 2744 wrote to memory of 3168	2744	5b7e022f5009004985b34cf091d06752c765a25b445a46050eef51a17be8267d.exe	93
PID 2744 wrote to memory of 3168	2744	5b7e022f5009004985b34cf091d06752c765a25b445a46050eef51a17be8267d.exe	93
PID 2744 wrote to memory of 2668	2744	5b7e022f5009004985b34cf091d06752c765a25b445a46050eef51a17be8267d.exe	96
PID 2744 wrote to memory of 2668	2744	5b7e022f5009004985b34cf091d06752c765a25b445a46050eef51a17be8267d.exe	96
PID 2744 wrote to memory of 2668	2744	5b7e022f5009004985b34cf091d06752c765a25b445a46050eef51a17be8267d.exe	96
PID 2744 wrote to memory of 4016	2744	5b7e022f5009004985b34cf091d06752c765a25b445a46050eef51a17be8267d.exe	98
PID 2744 wrote to memory of 4016	2744	5b7e022f5009004985b34cf091d06752c765a25b445a46050eef51a17be8267d.exe	98
PID 2744 wrote to memory of 4016	2744	5b7e022f5009004985b34cf091d06752c765a25b445a46050eef51a17be8267d.exe	98
PID 2744 wrote to memory of 1260	2744	5b7e022f5009004985b34cf091d06752c765a25b445a46050eef51a17be8267d.exe	99
PID 2744 wrote to memory of 1260	2744	5b7e022f5009004985b34cf091d06752c765a25b445a46050eef51a17be8267d.exe	99
PID 2744 wrote to memory of 1260	2744	5b7e022f5009004985b34cf091d06752c765a25b445a46050eef51a17be8267d.exe	99

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\5b7e022f5009004985b34cf091d06752c765a25b445a46050eef51a17be8267d.exe
"C:\Users\Admin\AppData\Local\Temp\5b7e022f5009004985b34cf091d06752c765a25b445a46050eef51a17be8267d.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
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2744
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\system32\schtasks.exe" /delete /TN Microsoft\Windows\Shell\Init /F
  2⤵
  PID:3168
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\system32\schtasks.exe" /create /F /sc onstart /tn Microsoft\Windows\Shell\Init /tr "\"C:\Windows\System\5qsEmP\6INmKW6.exe\"" /ru system
  2⤵
  - Creates scheduled task(s)
  PID:2668
- C:\Windows\System\5qsEmP\6INmKW6.exe
  "C:\Windows\System\5qsEmP\6INmKW6.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Loads dropped DLL
  - Drops file in Windows directory
  PID:4016
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\5B7E02~1.EXE >> NUL
  2⤵
  PID:1260

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k UnistackSvcGroup
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4272

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p
1⤵
- Drops file in System32 directory
PID:2672

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

Persistence

Scheduled Task

Privilege Escalation

Scheduled Task

Defense Evasion

Virtualization/Sandbox Evasion

Credential Access

Discovery

Query Registry

System Information Discovery

T1082

Virtualization/Sandbox Evasion