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Analysis
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max time kernel
145s -
max time network
163s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
19/10/2022, 23:56
Static task
static1
Behavioral task
behavioral1
Sample
058c52662da15f6bf89746c0e4fea38a9e7a6ec126178320a50c810efad2547f.exe
Resource
win7-20220812-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
058c52662da15f6bf89746c0e4fea38a9e7a6ec126178320a50c810efad2547f.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
10 signatures
150 seconds
General
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Target
058c52662da15f6bf89746c0e4fea38a9e7a6ec126178320a50c810efad2547f.exe
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Size
468KB
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MD5
909327c7d88bf250525c282ab0fd2958
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SHA1
19510c06bef12f19fd842890960f22812c845356
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SHA256
058c52662da15f6bf89746c0e4fea38a9e7a6ec126178320a50c810efad2547f
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SHA512
78da87149fd058dda2fe382efb7486e884966998078c20a381bafd659fe02068c5e2099b985933dd5d97a50ea294c94ac35af7de83b977c33dba7da13fa25183
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SSDEEP
12288:Ygu75iqoEDSYpoG8R9/nc3RFiCf8fwISSgYx5PM:HXBgisO
Score
10/10
Malware Config
Signatures
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Detect Neshta payload 5 IoCs
resource yara_rule behavioral2/memory/1168-134-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/1168-135-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/1168-136-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/1168-138-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral2/memory/1168-140-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta -
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\" %*" vbc.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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Uses the VBS compiler for execution 1 TTPs
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sv_chost.exe = "C:\\Users\\Admin\\AppData\\Roaming\\sv_chost.exe.exe" 058c52662da15f6bf89746c0e4fea38a9e7a6ec126178320a50c810efad2547f.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1528 set thread context of 1168 1528 058c52662da15f6bf89746c0e4fea38a9e7a6ec126178320a50c810efad2547f.exe 81 -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE vbc.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE vbc.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE vbc.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE vbc.exe File opened for modification C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE vbc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE vbc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE vbc.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpconfig.exe vbc.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmprph.exe vbc.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE vbc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE vbc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE vbc.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE vbc.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MICROS~2.EXE vbc.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MIA062~1.EXE vbc.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE vbc.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MI391D~1.EXE vbc.exe File opened for modification C:\PROGRA~2\WINDOW~2\wabmig.exe vbc.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmplayer.exe vbc.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpshare.exe vbc.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe vbc.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe vbc.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE vbc.exe File opened for modification C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe vbc.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE vbc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe vbc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE vbc.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOBD5D~1.EXE vbc.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE vbc.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmlaunch.exe vbc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe vbc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE vbc.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe vbc.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE vbc.exe File opened for modification C:\PROGRA~2\WINDOW~4\setup_wm.exe vbc.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MI9C33~1.EXE vbc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe vbc.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe vbc.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE vbc.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe vbc.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE vbc.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MICROS~4.EXE vbc.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MICROS~1.EXE vbc.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\MicrosoftEdgeUpdate.exe vbc.exe File opened for modification C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE vbc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE vbc.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe vbc.exe File opened for modification C:\PROGRA~2\INTERN~1\ExtExport.exe vbc.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE vbc.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13165~1.21\MICROS~1.EXE vbc.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE vbc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe vbc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe vbc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE vbc.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE vbc.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~4.EXE vbc.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GO664E~1.EXE vbc.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE vbc.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe vbc.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MICROS~3.EXE vbc.exe File opened for modification C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE vbc.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE vbc.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe vbc.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE vbc.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com vbc.exe -
Modifies registry class 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" vbc.exe -
Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 1528 wrote to memory of 1168 1528 058c52662da15f6bf89746c0e4fea38a9e7a6ec126178320a50c810efad2547f.exe 81 PID 1528 wrote to memory of 1168 1528 058c52662da15f6bf89746c0e4fea38a9e7a6ec126178320a50c810efad2547f.exe 81 PID 1528 wrote to memory of 1168 1528 058c52662da15f6bf89746c0e4fea38a9e7a6ec126178320a50c810efad2547f.exe 81 PID 1528 wrote to memory of 1168 1528 058c52662da15f6bf89746c0e4fea38a9e7a6ec126178320a50c810efad2547f.exe 81 PID 1528 wrote to memory of 1168 1528 058c52662da15f6bf89746c0e4fea38a9e7a6ec126178320a50c810efad2547f.exe 81 PID 1528 wrote to memory of 1168 1528 058c52662da15f6bf89746c0e4fea38a9e7a6ec126178320a50c810efad2547f.exe 81 PID 1528 wrote to memory of 1168 1528 058c52662da15f6bf89746c0e4fea38a9e7a6ec126178320a50c810efad2547f.exe 81 PID 1528 wrote to memory of 1168 1528 058c52662da15f6bf89746c0e4fea38a9e7a6ec126178320a50c810efad2547f.exe 81 PID 1528 wrote to memory of 1168 1528 058c52662da15f6bf89746c0e4fea38a9e7a6ec126178320a50c810efad2547f.exe 81 PID 1528 wrote to memory of 1168 1528 058c52662da15f6bf89746c0e4fea38a9e7a6ec126178320a50c810efad2547f.exe 81 PID 1528 wrote to memory of 1168 1528 058c52662da15f6bf89746c0e4fea38a9e7a6ec126178320a50c810efad2547f.exe 81 PID 1528 wrote to memory of 1168 1528 058c52662da15f6bf89746c0e4fea38a9e7a6ec126178320a50c810efad2547f.exe 81 PID 1528 wrote to memory of 1168 1528 058c52662da15f6bf89746c0e4fea38a9e7a6ec126178320a50c810efad2547f.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\058c52662da15f6bf89746c0e4fea38a9e7a6ec126178320a50c810efad2547f.exe"C:\Users\Admin\AppData\Local\Temp\058c52662da15f6bf89746c0e4fea38a9e7a6ec126178320a50c810efad2547f.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1528 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe2⤵
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
PID:1168
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
508KB
MD50ca792430decce8ff40c47de9b85d232
SHA13b9bcc70d7e70443b919361d8561b627bcb3c7e3
SHA256efee37f52c2ca80eae0ab6b8d1cbc3d0269ddb1f333625aec9f1edbecd7a9003
SHA512d1b9b2f24277c61320c68d0d251ba7eb35a62fc2cf2aebc346f8527f71a399e437509104917b8e84a19870d51d5bfe13ddf7ac8157c54861a60dc3195b4d4129