asyncrat | 2200158c41a2516e208d5b1c730dd422537334e9712d0c350810d11b26b6fc65

General

Target

Anfrage Schweiz.rtf
Size

3KB
MD5

4c7380ca7d98489df3ca858c2e39127f
SHA1

cfcf194ed9a7c4ef48201b062186bf6b7e793b2c
SHA256

2200158c41a2516e208d5b1c730dd422537334e9712d0c350810d11b26b6fc65
SHA512

0b093dbe35462e05b36a8cbb444024a48c8e562974de3b6e19a1da40a5fcb76f193e125464cd725d2a32c8050d1cc6cba38f42ba710ab907971381e2b65bcaa9

Score

10^/10

asyncrat 1 persistence rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

1

C2

212.193.30.54:8754

Mutex

gyQ12!.,=FDpsdf2_@

Attributes

anti_vm
false
bsod
false
delay
3
install
false
install_folder
%AppData%
pastebin_config
null

aes.plain

Signatures

AsyncRat
AsyncRAT is designed to remotely monitor and control other computers.
rat asyncrat

Async RAT payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1968-85-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat
behavioral1/memory/1968-86-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat
behavioral1/memory/1968-87-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat
behavioral1/memory/1968-89-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat

Blocklisted process makes network request 1 IoCs

Processes:

EQNEDT32.EXE

flow pid process

5 652 EQNEDT32.EXE
Downloads MZ/PE file
Executes dropped EXE 1 IoCs

Processes:

typ.exe

pid process

1808 typ.exe
Loads dropped DLL 4 IoCs

Processes:

EQNEDT32.EXE

pid process

652 EQNEDT32.EXE
652 EQNEDT32.EXE
652 EQNEDT32.EXE
652 EQNEDT32.EXE

flow	pid	process
5	652	EQNEDT32.EXE

pid	process
1808	typ.exe

pid	process
652	EQNEDT32.EXE
652	EQNEDT32.EXE
652	EQNEDT32.EXE
652	EQNEDT32.EXE

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

typ.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Windows\CurrentVersion\Run\gkn = "\"C:\\Users\\Admin\\AppData\\Roaming\\gkn.exe\""	typ.exe

Drops file in System32 directory 1 IoCs

Processes:

powershell.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

Suspicious use of SetThreadContext 1 IoCs

Processes:

typ.exe

description pid process target process

PID 1808 set thread context of 1968 1808 typ.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). Likely ransomware behaviour.

System Information Discovery
T1082
Office loads VBA resources, possible macro or embedded object present
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

1564 timeout.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

Processes:

EQNEDT32.EXE

pid process

652 EQNEDT32.EXE

description	pid	process	target process
PID 1808 set thread context of 1968	1808	typ.exe	RegAsm.exe

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

pid	process
1564	timeout.exe

pid	process
652	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

WINWORD.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\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 created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	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 (str)	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	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-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	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 created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	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
Key created	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	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\shell\edit	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	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\edit	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	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE

Modifies registry class 64 IoCs

Processes:

WINWORD.EXE

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

1636 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

powershell.exetyp.exe

pid process

1132 powershell.exe
1808 typ.exe
1808 typ.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

powershell.exetyp.exeRegAsm.exe

description pid process

Token: SeDebugPrivilege 1132 powershell.exe
Token: SeDebugPrivilege 1808 typ.exe
Token: SeDebugPrivilege 1968 RegAsm.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

WINWORD.EXE

pid process

1636 WINWORD.EXE
1636 WINWORD.EXE

pid	process
1636	WINWORD.EXE

pid	process
1132	powershell.exe
1808	typ.exe
1808	typ.exe

description	pid	process
Token: SeDebugPrivilege	1132	powershell.exe
Token: SeDebugPrivilege	1808	typ.exe
Token: SeDebugPrivilege	1968	RegAsm.exe

pid	process
1636	WINWORD.EXE
1636	WINWORD.EXE

Suspicious use of WriteProcessMemory 32 IoCs

Processes:

EQNEDT32.EXEtyp.exepowershell.execmd.exeWINWORD.EXE

description	pid	process	target process
PID 652 wrote to memory of 1808	652	EQNEDT32.EXE	typ.exe
PID 652 wrote to memory of 1808	652	EQNEDT32.EXE	typ.exe
PID 652 wrote to memory of 1808	652	EQNEDT32.EXE	typ.exe
PID 652 wrote to memory of 1808	652	EQNEDT32.EXE	typ.exe
PID 1808 wrote to memory of 1132	1808	typ.exe	powershell.exe
PID 1808 wrote to memory of 1132	1808	typ.exe	powershell.exe
PID 1808 wrote to memory of 1132	1808	typ.exe	powershell.exe
PID 1808 wrote to memory of 1132	1808	typ.exe	powershell.exe
PID 1132 wrote to memory of 1456	1132	powershell.exe	cmd.exe
PID 1132 wrote to memory of 1456	1132	powershell.exe	cmd.exe
PID 1132 wrote to memory of 1456	1132	powershell.exe	cmd.exe
PID 1132 wrote to memory of 1456	1132	powershell.exe	cmd.exe
PID 1456 wrote to memory of 1564	1456	cmd.exe	timeout.exe
PID 1456 wrote to memory of 1564	1456	cmd.exe	timeout.exe
PID 1456 wrote to memory of 1564	1456	cmd.exe	timeout.exe
PID 1456 wrote to memory of 1564	1456	cmd.exe	timeout.exe
PID 1636 wrote to memory of 1568	1636	WINWORD.EXE	splwow64.exe
PID 1636 wrote to memory of 1568	1636	WINWORD.EXE	splwow64.exe
PID 1636 wrote to memory of 1568	1636	WINWORD.EXE	splwow64.exe
PID 1636 wrote to memory of 1568	1636	WINWORD.EXE	splwow64.exe
PID 1808 wrote to memory of 1968	1808	typ.exe	RegAsm.exe
PID 1808 wrote to memory of 1968	1808	typ.exe	RegAsm.exe
PID 1808 wrote to memory of 1968	1808	typ.exe	RegAsm.exe
PID 1808 wrote to memory of 1968	1808	typ.exe	RegAsm.exe
PID 1808 wrote to memory of 1968	1808	typ.exe	RegAsm.exe
PID 1808 wrote to memory of 1968	1808	typ.exe	RegAsm.exe
PID 1808 wrote to memory of 1968	1808	typ.exe	RegAsm.exe
PID 1808 wrote to memory of 1968	1808	typ.exe	RegAsm.exe
PID 1808 wrote to memory of 1968	1808	typ.exe	RegAsm.exe
PID 1808 wrote to memory of 1968	1808	typ.exe	RegAsm.exe
PID 1808 wrote to memory of 1968	1808	typ.exe	RegAsm.exe
PID 1808 wrote to memory of 1968	1808	typ.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\Anfrage Schweiz.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:1636

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:1568

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
- Loads dropped DLL
- Launches Equation Editor
- Suspicious use of WriteProcessMemory
PID:652

C:\Users\Admin\AppData\Roaming\typ.exe
"C:\Users\Admin\AppData\Roaming\typ.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1808

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc YwBtAGQAIAAvAGMAIAB0AGkAbQBlAG8AdQB0ACAAMgAzAA==
3⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1132

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout 23
4⤵
- Suspicious use of WriteProcessMemory
PID:1456

C:\Windows\SysWOW64\timeout.exe
timeout 23
5⤵
- Delays execution with timeout.exe
PID:1564

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1968

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Exploitation for Client Execution

1

T1203

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\typ.exe
MD5
5cdfcd6d591946dec15cec637f7826e6

SHA1
7959aeda9d64e19b9eeed15003c49a0c62eadf45

SHA256
bc0c6f07b05e4c29bae36fedd9e58e1cd0148d777a68d50ec5104567d9e3ce43

SHA512
e8a3363aaaecc5902aa93b4754d24e03c86cabe4132f6aa0111c8b575fcfa5b0e1ff7127279f0808f83c01547e043efffe628207272d1d61aa8697c926ac194b

Download Submit
C:\Users\Admin\AppData\Roaming\typ.exe
MD5
5cdfcd6d591946dec15cec637f7826e6

SHA1
7959aeda9d64e19b9eeed15003c49a0c62eadf45

SHA256
bc0c6f07b05e4c29bae36fedd9e58e1cd0148d777a68d50ec5104567d9e3ce43

SHA512
e8a3363aaaecc5902aa93b4754d24e03c86cabe4132f6aa0111c8b575fcfa5b0e1ff7127279f0808f83c01547e043efffe628207272d1d61aa8697c926ac194b

Download Submit
\Users\Admin\AppData\Roaming\typ.exe
MD5
5cdfcd6d591946dec15cec637f7826e6

SHA1
7959aeda9d64e19b9eeed15003c49a0c62eadf45

SHA256
bc0c6f07b05e4c29bae36fedd9e58e1cd0148d777a68d50ec5104567d9e3ce43

SHA512
e8a3363aaaecc5902aa93b4754d24e03c86cabe4132f6aa0111c8b575fcfa5b0e1ff7127279f0808f83c01547e043efffe628207272d1d61aa8697c926ac194b

Download Submit
\Users\Admin\AppData\Roaming\typ.exe
MD5
5cdfcd6d591946dec15cec637f7826e6

SHA1
7959aeda9d64e19b9eeed15003c49a0c62eadf45

SHA256
bc0c6f07b05e4c29bae36fedd9e58e1cd0148d777a68d50ec5104567d9e3ce43

SHA512
e8a3363aaaecc5902aa93b4754d24e03c86cabe4132f6aa0111c8b575fcfa5b0e1ff7127279f0808f83c01547e043efffe628207272d1d61aa8697c926ac194b

Download Submit
\Users\Admin\AppData\Roaming\typ.exe
MD5
5cdfcd6d591946dec15cec637f7826e6

SHA1
7959aeda9d64e19b9eeed15003c49a0c62eadf45

SHA256
bc0c6f07b05e4c29bae36fedd9e58e1cd0148d777a68d50ec5104567d9e3ce43

SHA512
e8a3363aaaecc5902aa93b4754d24e03c86cabe4132f6aa0111c8b575fcfa5b0e1ff7127279f0808f83c01547e043efffe628207272d1d61aa8697c926ac194b

Download Submit
\Users\Admin\AppData\Roaming\typ.exe
MD5
5cdfcd6d591946dec15cec637f7826e6

SHA1
7959aeda9d64e19b9eeed15003c49a0c62eadf45

SHA256
bc0c6f07b05e4c29bae36fedd9e58e1cd0148d777a68d50ec5104567d9e3ce43

SHA512
e8a3363aaaecc5902aa93b4754d24e03c86cabe4132f6aa0111c8b575fcfa5b0e1ff7127279f0808f83c01547e043efffe628207272d1d61aa8697c926ac194b

Download Submit
memory/1132-74-0x0000000068BB2000-0x0000000068BB4000-memory.dmp

Filesize
8KB

Download
memory/1132-77-0x0000000004710000-0x0000000004753000-memory.dmp

Filesize
268KB

Download
memory/1132-75-0x0000000002611000-0x0000000002612000-memory.dmp

Filesize
4KB

Download
memory/1132-76-0x0000000002612000-0x0000000002614000-memory.dmp

Filesize
8KB

Download
memory/1132-72-0x0000000068BB1000-0x0000000068BB2000-memory.dmp

Filesize
4KB

Download
memory/1132-73-0x0000000002610000-0x0000000002611000-memory.dmp

Filesize
4KB

Download
memory/1568-78-0x000007FEFC2D1000-0x000007FEFC2D3000-memory.dmp

Filesize
8KB

Download
memory/1636-60-0x0000000075801000-0x0000000075803000-memory.dmp

Filesize
8KB

Download
memory/1636-92-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1636-56-0x0000000072E71000-0x0000000072E74000-memory.dmp

Filesize
12KB

Download
memory/1636-55-0x000000002F711000-0x000000002F712000-memory.dmp

Filesize
4KB

Download
memory/1636-57-0x00000000708F1000-0x00000000708F3000-memory.dmp

Filesize
8KB

Download
memory/1636-58-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1636-59-0x00000000718DD000-0x00000000718E8000-memory.dmp

Filesize
44KB

Download
memory/1808-69-0x00000000013B0000-0x0000000001404000-memory.dmp

Filesize
336KB

Download
memory/1808-79-0x00000000012D0000-0x0000000001310000-memory.dmp

Filesize
256KB

Download
memory/1808-80-0x00000000009B0000-0x00000000009E0000-memory.dmp

Filesize
192KB

Download
memory/1808-81-0x0000000004810000-0x000000000485C000-memory.dmp

Filesize
304KB

Download
memory/1808-82-0x0000000004930000-0x0000000004931000-memory.dmp

Filesize
4KB

Download
memory/1808-68-0x000000006BA0E000-0x000000006BA0F000-memory.dmp

Filesize
4KB

Download
memory/1968-85-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1968-84-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1968-86-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1968-87-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1968-89-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1968-90-0x000000006AF2E000-0x000000006AF2F000-memory.dmp

Filesize
4KB

Download
memory/1968-91-0x0000000004FE0000-0x0000000004FE1000-memory.dmp

Filesize
4KB

Download
memory/1968-83-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads