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Analysis
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max time kernel
113s -
max time network
44s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
18/10/2022, 18:40
Static task
static1
Behavioral task
behavioral1
Sample
c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe
Resource
win7-20220812-en
General
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Target
c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe
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Size
1.0MB
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MD5
ac1496103b473d73a79c5a89d848b547
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SHA1
bc1020e580481d4483b83f0fcc26fc780aa7560b
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SHA256
c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed
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SHA512
d78ae0c85ded9bd14229b33ae42b8ca64f4ac5d6691f48abebc513e26ff58e9ef1ea3b4d3b7bc895c5a1230919e4386b31249ef6561117588a5289057ff28f8f
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SSDEEP
24576:lKKKKKKKKKKKKKKKKKKKKKKN7ChBWMQ+uSJJd3:WjLuSh3
Malware Config
Signatures
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Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Kaspersky.exe c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Kaspersky.exe c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.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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Drops autorun.inf file 1 TTPs 3 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Temp\autorun.inf cmd.exe File created C:\Users\Admin\AppData\Local\Temp\autorun.inf cmd.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\autorun.inf cmd.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Help\1049\hxdsui.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\VSTA\Pipeline.v10.0\Contracts\Microsoft.VisualStudio.Tools.Applications.Contract.v10.0.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\ink\mshwjpnr.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\ACETXT.DLL c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\Office Setup Controller\OSetupPS.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\SpeechEngines\Microsoft\TTS20\MSTTSLoc.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\System\msadc\msadco.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\System\Ole DB\msxactps.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe AIR\Versions\1.0\Adobe AIR Updater.exe c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\Oarpmany.exe c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Smart Tag\SmartTagInstall.exe c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Help\1036\hxdsui.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\ink\mshwgst.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\OFFREL.DLL c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\ink\mip.exe c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\1033\ACEWSTR.DLL c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Source Engine\OSE.EXE c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OfficeSoftwareProtectionPlatform\OSPPCEXT.DLL c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\VSTO\10.0\VSTOMessageProvider.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\System\Ole DB\msdaosp.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Help\1040\hxdsui.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\VSTA\Pipeline.v10.0\AddInSideAdapters\Microsoft.VisualStudio.Tools.Applications.AddInAdapter.v10.0.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\MSOXMLED.EXE c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\VSTA\Pipeline.v10.0\Contracts\Microsoft.VisualStudio.Tools.Applications.Contract.v9.0.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\ACEDAO.DLL c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Smart Tag\1033\STINTL.DLL c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\VC\msdia100.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\System\ado\msadrh15.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\System\Ole DB\oledb32.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\System\Ole DB\sqloledb.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\FLTLDR.EXE c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\VC\msdia90.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\System\Ole DB\msdaer.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\1033\ACERECR.DLL c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\VSTA\Pipeline.v10.0\AddInViews\Microsoft.VisualStudio.Tools.Applications.Runtime.v9.0.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\VSTA\Pipeline.v10.0\HostSideAdapters\Microsoft.VisualStudio.Tools.Office.Outlook.HostAdapter.v10.0.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\TRANSLAT\FREN\MSB1FREN.DLL c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\1033\ACEINTL.DLL c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\MSSOAP30.DLL c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\ink\skchui.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\SpeechEngines\Microsoft\TTS20\MSTTSCommon.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\System\Ole DB\sqlxmlx.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Filters\odffilt.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OfficeSoftwareProtectionPlatform\OSPPREARM.EXE c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\EXP_PDF.DLL c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Smart Tag\IMCONTACT.DLL c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\VGX\VGX.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\System\Ole DB\msdaora.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\System\Ole DB\xmlrw.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\MSOICONS.EXE c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\MSClientDataMgr\MSCDM.DLL c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\ACEODDBS.DLL c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\WISC30.DLL c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\Office Setup Controller\pkeyconfig.companion.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\Acrobat\ActiveX\AcroPDF.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\ink\pipres.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\MSEnv\PublicAssemblies\extensibility.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\ACEREP.DLL c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\CsiSoap.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\VSTO\10.0\VSTOLoader.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\SpeechEngines\Microsoft\TTS20\en-US\MSTTSFrontendENU.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\Acrobat\ActiveX\AcroIEHelper.dll c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Web Server Extensions\14\BIN\FPSRVUTL.DLL c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\1033\MSOINTL.DLL c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 952 vssadmin.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 1044 c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe Token: SeDebugPrivilege 1044 c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe Token: SeBackupPrivilege 1812 vssvc.exe Token: SeRestorePrivilege 1812 vssvc.exe Token: SeAuditPrivilege 1812 vssvc.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 1044 wrote to memory of 1348 1044 c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe 27 PID 1044 wrote to memory of 1348 1044 c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe 27 PID 1044 wrote to memory of 1348 1044 c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe 27 PID 1044 wrote to memory of 1348 1044 c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe 27 PID 1348 wrote to memory of 952 1348 cmd.exe 29 PID 1348 wrote to memory of 952 1348 cmd.exe 29 PID 1348 wrote to memory of 952 1348 cmd.exe 29 PID 1348 wrote to memory of 952 1348 cmd.exe 29 PID 1044 wrote to memory of 596 1044 c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe 31 PID 1044 wrote to memory of 596 1044 c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe 31 PID 1044 wrote to memory of 596 1044 c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe 31 PID 1044 wrote to memory of 596 1044 c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe 31 PID 1044 wrote to memory of 1784 1044 c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe 33 PID 1044 wrote to memory of 1784 1044 c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe 33 PID 1044 wrote to memory of 1784 1044 c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe 33 PID 1044 wrote to memory of 1784 1044 c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe 33 PID 1044 wrote to memory of 520 1044 c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe 35 PID 1044 wrote to memory of 520 1044 c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe 35 PID 1044 wrote to memory of 520 1044 c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe 35 PID 1044 wrote to memory of 520 1044 c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe"C:\Users\Admin\AppData\Local\Temp\c9a311b32a19e1de38a0cd35636bd2af933033e2e57a488464bf0c22d06ba6ed.exe"1⤵
- Drops startup file
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1044 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C vssadmin delete shadows /all /quiet && wmic shadowcopy delete2⤵
- Suspicious use of WriteProcessMemory
PID:1348 -
C:\Windows\SysWOW64\vssadmin.exevssadmin delete shadows /all /quiet3⤵
- Interacts with shadow copies
PID:952
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C echo ^[autorun^] >autorun.inf2⤵
- Drops autorun.inf file
PID:596
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C echo ^open^=KasperskyScan^.exe >>autorun.inf2⤵
- Drops autorun.inf file
PID:1784
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C echo ^execute=^KasperskyScan^.exe >>autorun.inf2⤵
- Drops autorun.inf file
PID:520
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1812
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
37B
MD53883f693b2911e7b9cabaf1d89601ebd
SHA1a733bc5b66e5b7beb1ab54ce430ff16cdb935fcb
SHA256747ea7ec54ee0bc9b637867de0c451df65c840f757988f5a3b6e3fe6c73ab1b6
SHA51241fb0555004f392f2c67fd7675d2aea2a7a28a4f51d92237fdaff2d60624c559a5401335887b66f49a721dff669f8f9bd150fde0afe0845eb366309ca1088a98
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Filesize
37B
MD53883f693b2911e7b9cabaf1d89601ebd
SHA1a733bc5b66e5b7beb1ab54ce430ff16cdb935fcb
SHA256747ea7ec54ee0bc9b637867de0c451df65c840f757988f5a3b6e3fe6c73ab1b6
SHA51241fb0555004f392f2c67fd7675d2aea2a7a28a4f51d92237fdaff2d60624c559a5401335887b66f49a721dff669f8f9bd150fde0afe0845eb366309ca1088a98
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Filesize
65B
MD5fbefa88e6b51c05dd63d97dfdbeb3589
SHA167e09918d878c6615befab5dc9194439027f268d
SHA2563861acedffd29452d2fdb96728f7347652bde9353915d3873a7414843f49b8b1
SHA51258f8c1a64f2eb21be7b96db335d1ade0ce0878566a8386b3689b650132ca28e14761b20fdfe50f2af9915dff2bdd3a5b07f6f3ed082e4e6998ec5f0cd052f12f