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Analysis
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max time kernel
146s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
05/12/2022, 12:07
Static task
static1
Behavioral task
behavioral1
Sample
f79e2eac4d3514ca8b99c2030e94446810542080bb64651c935c12e05bdba0e8.dll
Resource
win7-20221111-en
windows7-x64
2 signatures
150 seconds
Behavioral task
behavioral2
Sample
f79e2eac4d3514ca8b99c2030e94446810542080bb64651c935c12e05bdba0e8.dll
Resource
win10v2004-20220812-en
windows10-2004-x64
2 signatures
150 seconds
General
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Target
f79e2eac4d3514ca8b99c2030e94446810542080bb64651c935c12e05bdba0e8.dll
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Size
132KB
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MD5
bbc14a33ea9bf6e951fbd40c7f36409a
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SHA1
92fc3c95d30848f5e1d1367c72355ccc24887b23
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SHA256
f79e2eac4d3514ca8b99c2030e94446810542080bb64651c935c12e05bdba0e8
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SHA512
800128497fa4140112f3c8ce89062ad3bb3d65123ee69c31b9ad1486b84fd011f52ffcaa790b1ff0e588b6a120de9aec5a3e36b058a5e6f10e52dd411efcabc6
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SSDEEP
3072:VMpgAIEv+NWareHc3egPohHiLHNOV7vXyoJpXh7S:2IE0qlAmiLYVbXV
Score
1/10
Malware Config
Signatures
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Modifies registry class 32 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SAPI.LTSLexicon\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SAPI.LTSLexicon\CLSID\ = "{685879BA-3263-11D3-9C26-00C04F8EF87C}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9153CE57-F693-4A8E-8B7C-29C8486566D0}\1.0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SAPI.LTSLexicon.1\CLSID\ = "{685879BA-3263-11D3-9C26-00C04F8EF87C}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SAPI.LTSLexicon\CurVer\ = "SAPI.LTSLexicon.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9153CE57-F693-4A8E-8B7C-29C8486566D0} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9153CE57-F693-4A8E-8B7C-29C8486566D0}\1.0\ = "Microsoft LTScommon Object Library" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9153CE57-F693-4A8E-8B7C-29C8486566D0}\1.0\0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9153CE57-F693-4A8E-8B7C-29C8486566D0}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SAPI.LTSLexicon.1\ = "LTS Lexicon Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\SAPI.LTSLexicon\ = "LTS Lexicon Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{685879BA-3263-11D3-9C26-00C04F8EF87C}\VersionIndependentProgID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{685879BA-3263-11D3-9C26-00C04F8EF87C}\InprocServer32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SAPI.LTSLexicon.1 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SAPI.LTSLexicon.1\CLSID regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9153CE57-F693-4A8E-8B7C-29C8486566D0}\1.0\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{685879BA-3263-11D3-9C26-00C04F8EF87C}\VersionIndependentProgID\ = "SAPI.LTSLexicon" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{685879BA-3263-11D3-9C26-00C04F8EF87C}\Programmable regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{685879BA-3263-11D3-9C26-00C04F8EF87C}\TypeLib\ = "{410B4FEB-339A-11D2-9602-00C04F8EE628}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9153CE57-F693-4A8E-8B7C-29C8486566D0}\1.0\0\win32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SAPI.LTSLexicon regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{685879BA-3263-11D3-9C26-00C04F8EF87C} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{685879BA-3263-11D3-9C26-00C04F8EF87C}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{685879BA-3263-11D3-9C26-00C04F8EF87C}\ProgID\ = "SAPI.LTSLexicon.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{685879BA-3263-11D3-9C26-00C04F8EF87C}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9153CE57-F693-4A8E-8B7C-29C8486566D0}\1.0\FLAGS\ = "0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9153CE57-F693-4A8E-8B7C-29C8486566D0}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\f79e2eac4d3514ca8b99c2030e94446810542080bb64651c935c12e05bdba0e8.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{9153CE57-F693-4A8E-8B7C-29C8486566D0}\1.0\HELPDIR regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SAPI.LTSLexicon\CurVer regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{685879BA-3263-11D3-9C26-00C04F8EF87C}\ = "LTS Lexicon Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{685879BA-3263-11D3-9C26-00C04F8EF87C}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\F79E2E~1.DLL" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{685879BA-3263-11D3-9C26-00C04F8EF87C}\InprocServer32\ThreadingModel = "Both" regsvr32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4708 wrote to memory of 3848 4708 regsvr32.exe 80 PID 4708 wrote to memory of 3848 4708 regsvr32.exe 80 PID 4708 wrote to memory of 3848 4708 regsvr32.exe 80
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\f79e2eac4d3514ca8b99c2030e94446810542080bb64651c935c12e05bdba0e8.dll1⤵
- Suspicious use of WriteProcessMemory
PID:4708 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\f79e2eac4d3514ca8b99c2030e94446810542080bb64651c935c12e05bdba0e8.dll2⤵
- Modifies registry class
PID:3848
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