Analysis
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max time kernel
122s -
max time network
145s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
23/12/2021, 09:02
General
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Target
0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.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\" %*" 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.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 3 IoCs
resource yara_rule behavioral1/files/0x000600000001ab16-116.dat darkvnc behavioral1/files/0x000600000001ab16-117.dat darkvnc behavioral1/memory/2940-120-0x00000266A5950000-0x00000266A5A1A000-memory.dmp darkvnc -
Executes dropped EXE 1 IoCs
pid Process 512 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.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 512 set thread context of 2940 512 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe 70 -
Drops file in Program Files directory 53 IoCs
description ioc Process File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\armsvc.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\WINDOW~4\ACCESS~1\wordpad.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\WI54FB~1\setup_wm.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~1.EXE 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~2.EXE 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmpconfig.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOBD5D~1.EXE 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\INTERN~1\ExtExport.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmlaunch.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\WI8A19~1\ImagingDevices.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOF5E2~1.EXE 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~3\PACKAG~1\{F4220~1\VC_RED~1.EXE 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\WINDOW~2\wabmig.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\WINDOW~2\WinMail.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmplayer.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jucheck.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmpshare.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\WINDOW~2\wab.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GO664E~1.EXE 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~4.EXE 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmprph.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.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\" %*" 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 512 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1052 wrote to memory of 512 1052 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe 69 PID 1052 wrote to memory of 512 1052 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe 69 PID 1052 wrote to memory of 512 1052 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe 69 PID 512 wrote to memory of 2940 512 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe 70 PID 512 wrote to memory of 2940 512 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe 70 PID 512 wrote to memory of 2940 512 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe 70 PID 512 wrote to memory of 2940 512 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe 70 PID 512 wrote to memory of 2940 512 0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe 70
Processes
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C:\Users\Admin\AppData\Local\Temp\0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe"C:\Users\Admin\AppData\Local\Temp\0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe"1⤵
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1052 -
C:\Users\Admin\AppData\Local\Temp\3582-490\0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\0531cae688e34d09b9a7da4e5f50cedaf854d47e7d15eae958cd569a1ecf0b55.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:512 -
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe3⤵PID:2940
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