Analysis
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max time kernel
118s -
max time network
128s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
23-12-2021 12:44
Behavioral task
behavioral1
Sample
fe9462599a08f62eb6d8035dd453fad7.exe
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
General
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Target
fe9462599a08f62eb6d8035dd453fad7.exe
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Size
579KB
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MD5
fe9462599a08f62eb6d8035dd453fad7
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SHA1
6fdf760e3768ab2797ccd271f59a48abb8b7a6bd
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SHA256
0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55
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SHA512
6de9d4fa81af0bd904bc1b88339a62a4e2f46dd7575771f68e42dd77389cf96907f6af1dbbe1bf2e4e5a1e7d4cbeb4dc7cf5af23b9bde187759c405f1127ea5c
Malware Config
Signatures
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Modifies system executable filetype association 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" fe9462599a08f62eb6d8035dd453fad7.exe -
Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
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DarkVNC Payload 4 IoCs
resource yara_rule behavioral1/files/0x0008000000012217-56.dat darkvnc behavioral1/files/0x0008000000012217-57.dat darkvnc behavioral1/files/0x0008000000012217-59.dat darkvnc behavioral1/memory/872-64-0x0000000001B40000-0x0000000001C0A000-memory.dmp darkvnc -
Executes dropped EXE 1 IoCs
pid Process 520 fe9462599a08f62eb6d8035dd453fad7.exe -
Loads dropped DLL 3 IoCs
pid Process 1908 fe9462599a08f62eb6d8035dd453fad7.exe 1908 fe9462599a08f62eb6d8035dd453fad7.exe 1908 fe9462599a08f62eb6d8035dd453fad7.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 520 set thread context of 872 520 fe9462599a08f62eb6d8035dd453fad7.exe 28 -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\PROGRA~2\MICROS~1\Office14\OIS.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\WI4223~1\sidebar.exe fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~1.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOXMLED.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\WINDOW~1\wab.exe fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmpshare.exe fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOBD5D~1.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmlaunch.exe fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\WINDOW~4\ImagingDevices.exe fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\WI54FB~1\WMPDMC.exe fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~3\PACKAG~1\{F4220~1\VC_RED~1.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOF5E2~1.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmpconfig.exe fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\WINDOW~1\wabmig.exe fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmplayer.exe fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE fe9462599a08f62eb6d8035dd453fad7.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE fe9462599a08f62eb6d8035dd453fad7.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com fe9462599a08f62eb6d8035dd453fad7.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies registry class 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" fe9462599a08f62eb6d8035dd453fad7.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 520 fe9462599a08f62eb6d8035dd453fad7.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1908 wrote to memory of 520 1908 fe9462599a08f62eb6d8035dd453fad7.exe 27 PID 1908 wrote to memory of 520 1908 fe9462599a08f62eb6d8035dd453fad7.exe 27 PID 1908 wrote to memory of 520 1908 fe9462599a08f62eb6d8035dd453fad7.exe 27 PID 1908 wrote to memory of 520 1908 fe9462599a08f62eb6d8035dd453fad7.exe 27 PID 520 wrote to memory of 872 520 fe9462599a08f62eb6d8035dd453fad7.exe 28 PID 520 wrote to memory of 872 520 fe9462599a08f62eb6d8035dd453fad7.exe 28 PID 520 wrote to memory of 872 520 fe9462599a08f62eb6d8035dd453fad7.exe 28 PID 520 wrote to memory of 872 520 fe9462599a08f62eb6d8035dd453fad7.exe 28 PID 520 wrote to memory of 872 520 fe9462599a08f62eb6d8035dd453fad7.exe 28 PID 520 wrote to memory of 872 520 fe9462599a08f62eb6d8035dd453fad7.exe 28 PID 520 wrote to memory of 872 520 fe9462599a08f62eb6d8035dd453fad7.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\fe9462599a08f62eb6d8035dd453fad7.exe"C:\Users\Admin\AppData\Local\Temp\fe9462599a08f62eb6d8035dd453fad7.exe"1⤵
- Modifies system executable filetype association
- Loads dropped DLL
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1908 -
C:\Users\Admin\AppData\Local\Temp\3582-490\fe9462599a08f62eb6d8035dd453fad7.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\fe9462599a08f62eb6d8035dd453fad7.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:520 -
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe3⤵PID:872
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