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Analysis
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max time kernel
121s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
24/01/2024, 01:56
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
71234c9dc78ce98b1de41a0f89264b8e.dll
Resource
win7-20231215-en
windows7-x64
2 signatures
150 seconds
Behavioral task
behavioral2
Sample
71234c9dc78ce98b1de41a0f89264b8e.dll
Resource
win10v2004-20231215-en
windows10-2004-x64
2 signatures
150 seconds
General
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Target
71234c9dc78ce98b1de41a0f89264b8e.dll
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Size
492KB
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MD5
71234c9dc78ce98b1de41a0f89264b8e
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SHA1
81ec2d9b53a3ace87326f58b1f431c3e71b31084
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SHA256
abc65dc4b24abb5d1f7c6c7b8b65aefd84293a54fd90a282dd018a1d16e43d4e
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SHA512
392b3dc3705ce68d0740e831cf77ace95b811927984c14c1cb7194e23944b2e30428ff39aa2633fe46acdcb898fa74d44656aacadc851968d59ac98d3f233977
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SSDEEP
6144:gds4HJV5NnL0h9UkD22P0Cgl5M1BBTEI2BaOS84zLxsGnG:gds4D5NnLLwfjOS84Hj
Score
1/10
Malware Config
Signatures
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Modifies registry class 45 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C5D82D51-3544-4D56-BF74-94225DCB9F64}\TypeLib\ = "{78607953-BA38-4384-97E2-E4E3D850A0D7}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\msn_simp.myClassdll\ = "msn_simp.myClassdll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\msn_simp.myClassdll\Clsid\ = "{C5D82D51-3544-4D56-BF74-94225DCB9F64}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{78607953-BA38-4384-97E2-E4E3D850A0D7}\1.0\ = "Msn SimpLite" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B}\ = "_myClassdll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B}\TypeLib\ = "{78607953-BA38-4384-97E2-E4E3D850A0D7}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B}\ = "_myClassdll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C5D82D51-3544-4D56-BF74-94225DCB9F64}\ = "msn_simp.myClassdll" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C5D82D51-3544-4D56-BF74-94225DCB9F64}\ProgID\ = "msn_simp.myClassdll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C5D82D51-3544-4D56-BF74-94225DCB9F64}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C5D82D51-3544-4D56-BF74-94225DCB9F64}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{78607953-BA38-4384-97E2-E4E3D850A0D7}\1.0\FLAGS\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{78607953-BA38-4384-97E2-E4E3D850A0D7}\1.0\0\win32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C5D82D51-3544-4D56-BF74-94225DCB9F64}\VERSION regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\msn_simp.myClassdll regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B}\ = "myClassdll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C5D82D51-3544-4D56-BF74-94225DCB9F64}\Programmable regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{78607953-BA38-4384-97E2-E4E3D850A0D7}\1.0\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{78607953-BA38-4384-97E2-E4E3D850A0D7}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\71234c9dc78ce98b1de41a0f89264b8e.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\msn_simp.myClassdll\Clsid regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B}\TypeLib\ = "{78607953-BA38-4384-97E2-E4E3D850A0D7}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{78607953-BA38-4384-97E2-E4E3D850A0D7}\1.0\HELPDIR regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{78607953-BA38-4384-97E2-E4E3D850A0D7}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{78607953-BA38-4384-97E2-E4E3D850A0D7} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B}\ProxyStubClsid32 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B}\ProxyStubClsid regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C5D82D51-3544-4D56-BF74-94225DCB9F64}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{78607953-BA38-4384-97E2-E4E3D850A0D7}\1.0\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C5D82D51-3544-4D56-BF74-94225DCB9F64}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C5D82D51-3544-4D56-BF74-94225DCB9F64}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\71234c9dc78ce98b1de41a0f89264b8e.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C5D82D51-3544-4D56-BF74-94225DCB9F64}\Implemented Categories regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{78607953-BA38-4384-97E2-E4E3D850A0D7}\1.0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C5D82D51-3544-4D56-BF74-94225DCB9F64} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C5D82D51-3544-4D56-BF74-94225DCB9F64}\VERSION\ = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B}\TypeLib\Version = "1.0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B}\ProxyStubClsid\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C5D82D51-3544-4D56-BF74-94225DCB9F64}\Implemented Categories\{40FC6ED5-2438-11CF-A3DB-080036F12502} regsvr32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1152 wrote to memory of 2840 1152 regsvr32.exe 28 PID 1152 wrote to memory of 2840 1152 regsvr32.exe 28 PID 1152 wrote to memory of 2840 1152 regsvr32.exe 28 PID 1152 wrote to memory of 2840 1152 regsvr32.exe 28 PID 1152 wrote to memory of 2840 1152 regsvr32.exe 28 PID 1152 wrote to memory of 2840 1152 regsvr32.exe 28 PID 1152 wrote to memory of 2840 1152 regsvr32.exe 28
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\71234c9dc78ce98b1de41a0f89264b8e.dll1⤵
- Suspicious use of WriteProcessMemory
PID:1152 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\71234c9dc78ce98b1de41a0f89264b8e.dll2⤵
- Modifies registry class
PID:2840
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