Analysis
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max time kernel
132s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
28-10-2022 18:40
Static task
static1
Behavioral task
behavioral1
Sample
f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe
Resource
win7-20220812-en
General
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Target
f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe
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Size
2.8MB
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MD5
67e0de0635cd53bc28f088d83b8c7b3f
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SHA1
3f8b271c15a22394d6f99a189bc634826ab119d6
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SHA256
f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3
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SHA512
354b86c121214abd5b0000cc58be72997f2ae0bcde1b524a37e1af46f1d7f86ef53e9813e369638195496bf1d9e177be0d96181ded9d0392bd1a593f205beca7
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SSDEEP
49152:JqcQFTIOZeN04TDxy3jqT+NTJjl3c23spzpfYP7CD6s9HPOwesa6/96vSSSmK78o:4cQUO4TqjqT+Nldc23spzpfYP7CD62HJ
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 f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Kaspersky.exe f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.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 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 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\OFFICE14\ACERCLR.DLL f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Smart Tag\FBIBLIO.DLL f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Smart Tag\1033\STINTL.DLL f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\VSTA\Pipeline.v10.0\HostSideAdapters\Microsoft.VisualStudio.Tools.Office.Word.HostAdapter.v10.0.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\MSEnv\PublicAssemblies\extensibility.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\MSPTLS.DLL f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\VGX\VGX.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\System\ado\msadox.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\ink\tpcps.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\ACEEXCL.DLL f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\ACEXBE.DLL f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\ACEDAO.DLL f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\ACEES.DLL f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\System\ado\msadrh15.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\ACEERR.DLL f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\ACEWDAT.DLL f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\Csi.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Smart Tag\FPERSON.DLL f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe AIR\Versions\1.0\airappinstaller.exe f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OfficeSoftwareProtectionPlatform\OSPPREARM.EXE f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Help\1049\hxdsui.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\ACEODTXT.DLL f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\MSO.DLL f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Smart Tag\FDATE.DLL f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\System\Ole DB\msdaosp.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\System\MSMAPI\1033\MSMAPI32.DLL f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe AIR\Versions\1.0\Adobe AIR Updater.exe f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OfficeSoftwareProtectionPlatform\OSPPC.DLL f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Smart Tag\MOFL.DLL f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\SpeechEngines\Microsoft\TTS20\MSTTSEngine.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\System\msadc\msdaprst.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\LICLUA.EXE f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Help\1042\hxdsui.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\VSTO\10.0\VSTOMessageProvider.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Help\2052\hxdsui.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\System\msadc\msadds.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\System\msadc\msdarem.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\MSORES.DLL f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\VSTA\Pipeline.v10.0\Contracts\Microsoft.VisualStudio.Tools.Office.Contract.v9.0.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\System\Ole DB\xmlrwbin.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Help\hxds.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\ink\mshwjpnr.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\1033\MSSOAPR3.DLL f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\PROOF\MSLID.DLL f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\Acrobat\ActiveX\AcroPDF.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\ink\penkor.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\ink\penusa.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\SpeechEngines\Microsoft\TTS20\MSTTSLoc.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\System\Ole DB\msdaora.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\System\Ole DB\msdaps.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\EURO\MSOEURO.DLL f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\ACEWSS.DLL f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\ink\imjplm.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\ink\Microsoft.Ink.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\ink\mshwLatin.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\ink\1.7\Microsoft.Ink.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\System\Ole DB\msdaer.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\ACEOLEDB.DLL f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\MSOXMLMF.DLL f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\System\wab32res.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\System\ado\msador15.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\Acrobat\ActiveX\pdfshell.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\ink\pencht.dll f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\ACEEXCH.DLL f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.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 1752 vssadmin.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 1480 f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe Token: SeDebugPrivilege 1480 f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe Token: SeBackupPrivilege 2008 vssvc.exe Token: SeRestorePrivilege 2008 vssvc.exe Token: SeAuditPrivilege 2008 vssvc.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 1480 wrote to memory of 876 1480 f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe 27 PID 1480 wrote to memory of 876 1480 f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe 27 PID 1480 wrote to memory of 876 1480 f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe 27 PID 1480 wrote to memory of 876 1480 f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe 27 PID 876 wrote to memory of 1752 876 cmd.exe 29 PID 876 wrote to memory of 1752 876 cmd.exe 29 PID 876 wrote to memory of 1752 876 cmd.exe 29 PID 876 wrote to memory of 1752 876 cmd.exe 29 PID 1480 wrote to memory of 1656 1480 f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe 31 PID 1480 wrote to memory of 1656 1480 f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe 31 PID 1480 wrote to memory of 1656 1480 f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe 31 PID 1480 wrote to memory of 1656 1480 f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe 31 PID 1480 wrote to memory of 1720 1480 f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe 33 PID 1480 wrote to memory of 1720 1480 f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe 33 PID 1480 wrote to memory of 1720 1480 f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe 33 PID 1480 wrote to memory of 1720 1480 f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe 33 PID 1480 wrote to memory of 1104 1480 f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe 35 PID 1480 wrote to memory of 1104 1480 f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe 35 PID 1480 wrote to memory of 1104 1480 f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe 35 PID 1480 wrote to memory of 1104 1480 f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe"C:\Users\Admin\AppData\Local\Temp\f4b632979bcf28afc1a2a56ca1c941e1e91f50d9eaa2eef9fc947ecb16f272a3.exe"1⤵
- Drops startup file
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1480 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C vssadmin delete shadows /all /quiet && wmic shadowcopy delete2⤵
- Suspicious use of WriteProcessMemory
PID:876 -
C:\Windows\SysWOW64\vssadmin.exevssadmin delete shadows /all /quiet3⤵
- Interacts with shadow copies
PID:1752
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C echo ^[autorun^] >autorun.inf2⤵
- Drops autorun.inf file
PID:1656
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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:1720
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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:1104
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2008
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
65B
MD5fbefa88e6b51c05dd63d97dfdbeb3589
SHA167e09918d878c6615befab5dc9194439027f268d
SHA2563861acedffd29452d2fdb96728f7347652bde9353915d3873a7414843f49b8b1
SHA51258f8c1a64f2eb21be7b96db335d1ade0ce0878566a8386b3689b650132ca28e14761b20fdfe50f2af9915dff2bdd3a5b07f6f3ed082e4e6998ec5f0cd052f12f
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Filesize
65B
MD5fbefa88e6b51c05dd63d97dfdbeb3589
SHA167e09918d878c6615befab5dc9194439027f268d
SHA2563861acedffd29452d2fdb96728f7347652bde9353915d3873a7414843f49b8b1
SHA51258f8c1a64f2eb21be7b96db335d1ade0ce0878566a8386b3689b650132ca28e14761b20fdfe50f2af9915dff2bdd3a5b07f6f3ed082e4e6998ec5f0cd052f12f