abc65dc4b24abb5d1f7c6c7b8b65aefd84293a54fd90a282dd018a1d16e43d4e

Analysis

max time kernel
141s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
24/01/2024, 01:56

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General

Target

71234c9dc78ce98b1de41a0f89264b8e.dll
Size

492KB
MD5

71234c9dc78ce98b1de41a0f89264b8e
SHA1

81ec2d9b53a3ace87326f58b1f431c3e71b31084
SHA256

abc65dc4b24abb5d1f7c6c7b8b65aefd84293a54fd90a282dd018a1d16e43d4e
SHA512

392b3dc3705ce68d0740e831cf77ace95b811927984c14c1cb7194e23944b2e30428ff39aa2633fe46acdcb898fa74d44656aacadc851968d59ac98d3f233977
SSDEEP

6144:gds4HJV5NnL0h9UkD22P0Cgl5M1BBTEI2BaOS84zLxsGnG:gds4D5NnLLwfjOS84Hj

Score

1^/10

Malware Config

Signatures

Modifies registry class 45 IoCs

description	ioc	Process
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\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B}\ = "_myClassdll"	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}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\71234c9dc78ce98b1de41a0f89264b8e.dll"	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\WOW6432Node\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B}\TypeLib	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}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C5D82D51-3544-4D56-BF74-94225DCB9F64}\ = "msn_simp.myClassdll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\msn_simp.myClassdll	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\msn_simp.myClassdll\Clsid	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\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B}\ProxyStubClsid32	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\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}\VERSION	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\msn_simp.myClassdll\ = "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}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78607953-BA38-4384-97E2-E4E3D850A0D7}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B}\TypeLib\ = "{78607953-BA38-4384-97E2-E4E3D850A0D7}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B}\ProxyStubClsid32	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\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	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C5D82D51-3544-4D56-BF74-94225DCB9F64}\Implemented Categories\{40FC6ED5-2438-11CF-A3DB-080036F12502}	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\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\msn_simp.myClassdll\Clsid\ = "{C5D82D51-3544-4D56-BF74-94225DCB9F64}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B}\ProxyStubClsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78607953-BA38-4384-97E2-E4E3D850A0D7}\1.0\FLAGS\ = "0"	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\TypeLib\{78607953-BA38-4384-97E2-E4E3D850A0D7}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{059B6491-E29A-484B-A228-BC08FC25EE2B}\TypeLib\ = "{78607953-BA38-4384-97E2-E4E3D850A0D7}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C5D82D51-3544-4D56-BF74-94225DCB9F64}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C5D82D51-3544-4D56-BF74-94225DCB9F64}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C5D82D51-3544-4D56-BF74-94225DCB9F64}\TypeLib\ = "{78607953-BA38-4384-97E2-E4E3D850A0D7}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78607953-BA38-4384-97E2-E4E3D850A0D7}\1.0	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\CLSID\{C5D82D51-3544-4D56-BF74-94225DCB9F64}\ProgID	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2464 wrote to memory of 1464	2464	regsvr32.exe	84
PID 2464 wrote to memory of 1464	2464	regsvr32.exe	84
PID 2464 wrote to memory of 1464	2464	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\71234c9dc78ce98b1de41a0f89264b8e.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2464
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\71234c9dc78ce98b1de41a0f89264b8e.dll
  2⤵
  - Modifies registry class
  PID:1464

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Malware Config

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