0c4d6d9e3de36f951cd8ceba3a4ba33e25fefff77a48783bf597cd1e80d73ca1

Analysis

max time kernel
117s
max time network
122s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31/12/2023, 05:12

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General

Target

29873292a761c0d23e5f7c052390ffff.dll
Size

396KB
MD5

29873292a761c0d23e5f7c052390ffff
SHA1

b749cf8d57e67dd46ff41e4b4df55063df301c0a
SHA256

0c4d6d9e3de36f951cd8ceba3a4ba33e25fefff77a48783bf597cd1e80d73ca1
SHA512

611ff58d8e81ac1b33a86b8802db53f1f62b1fb8c47247d1780becf9e027e63c523f479731917541089934f95e9ce6ae89a39b944a0630dc47b8d4ee0d41ea6f
SSDEEP

6144:LUwwtUvhkaFJXR7LW5GhXeB7IF9HQCDWCxNQqvSYeMCoDZ:qASaF+5IeB7Ifw3CFSYfDZ

Score

1^/10

Malware Config

Signatures

Modifies registry class 64 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ACFEEF5E-49B1-4D41-8F96-3DBAF52EDF3A}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{ACFEEF5E-49B1-4D41-8F96-3DBAF52EDF3A}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\xsey.sihob\Clsid\ = "{7E126181-4CD7-4985-868C-E1F3C18A27C6}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5B88C096-92AC-4F36-99E5-E2CD7238F1C9}\TypeLib\ = "{54B4E8E7-15D2-41B3-B23F-BFDF414D02B3}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{54B4E8E7-15D2-41B3-B23F-BFDF414D02B3}\11d.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CEC72B33-7254-47B6-AE81-7019BE5A8B38}\TypeLib\ = "{54B4E8E7-15D2-41B3-B23F-BFDF414D02B3}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7E126181-4CD7-4985-868C-E1F3C18A27C6}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{ACFEEF5E-49B1-4D41-8F96-3DBAF52EDF3A}\ProxyStubClsid\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{5B88C096-92AC-4F36-99E5-E2CD7238F1C9}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5B88C096-92AC-4F36-99E5-E2CD7238F1C9}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CEC72B33-7254-47B6-AE81-7019BE5A8B38}\ = "__sihob"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{CEC72B33-7254-47B6-AE81-7019BE5A8B38}\ProxyStubClsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\xsey.lnuvsm\ = "xsey.lnuvsm"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5B88C096-92AC-4F36-99E5-E2CD7238F1C9}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{ACFEEF5E-49B1-4D41-8F96-3DBAF52EDF3A}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CEC72B33-7254-47B6-AE81-7019BE5A8B38}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{54B4E8E7-15D2-41B3-B23F-BFDF414D02B3}\11d.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{54B4E8E7-15D2-41B3-B23F-BFDF414D02B3}\11d.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\xsey.sihob\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{ACFEEF5E-49B1-4D41-8F96-3DBAF52EDF3A}\ = "sihob"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2BD1B2F3-CF67-4101-9E4E-FCDCD8F103F5}\TypeLib\ = "{54B4E8E7-15D2-41B3-B23F-BFDF414D02B3}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2BD1B2F3-CF67-4101-9E4E-FCDCD8F103F5}\ = "xsey.lnuvsm"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CEC72B33-7254-47B6-AE81-7019BE5A8B38}\TypeLib\Version = "11d.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2BD1B2F3-CF67-4101-9E4E-FCDCD8F103F5}\Implemented Categories	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2BD1B2F3-CF67-4101-9E4E-FCDCD8F103F5}\Implemented Categories\{40FC6ED5-2438-11CF-A3DB-080036F12502}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7E126181-4CD7-4985-868C-E1F3C18A27C6}\ProgID\ = "xsey.sihob"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{ACFEEF5E-49B1-4D41-8F96-3DBAF52EDF3A}\ProxyStubClsid	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2BD1B2F3-CF67-4101-9E4E-FCDCD8F103F5}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2BD1B2F3-CF67-4101-9E4E-FCDCD8F103F5}\ProgID\ = "xsey.lnuvsm"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2BD1B2F3-CF67-4101-9E4E-FCDCD8F103F5}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{5B88C096-92AC-4F36-99E5-E2CD7238F1C9}\ = "lnuvsm"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{5B88C096-92AC-4F36-99E5-E2CD7238F1C9}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7E126181-4CD7-4985-868C-E1F3C18A27C6}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\29873292a761c0d23e5f7c052390ffff.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{CEC72B33-7254-47B6-AE81-7019BE5A8B38}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{5B88C096-92AC-4F36-99E5-E2CD7238F1C9}\TypeLib\ = "{54B4E8E7-15D2-41B3-B23F-BFDF414D02B3}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{CEC72B33-7254-47B6-AE81-7019BE5A8B38}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{CEC72B33-7254-47B6-AE81-7019BE5A8B38}\ = "__sihob"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{CEC72B33-7254-47B6-AE81-7019BE5A8B38}\TypeLib\ = "{54B4E8E7-15D2-41B3-B23F-BFDF414D02B3}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{54B4E8E7-15D2-41B3-B23F-BFDF414D02B3}\11d.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5B88C096-92AC-4F36-99E5-E2CD7238F1C9}\ = "_lnuvsm"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{CEC72B33-7254-47B6-AE81-7019BE5A8B38}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{5B88C096-92AC-4F36-99E5-E2CD7238F1C9}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ACFEEF5E-49B1-4D41-8F96-3DBAF52EDF3A}\ = "_sihob"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CEC72B33-7254-47B6-AE81-7019BE5A8B38}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7E126181-4CD7-4985-868C-E1F3C18A27C6}\ = "xsey.sihob"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{ACFEEF5E-49B1-4D41-8F96-3DBAF52EDF3A}\TypeLib\Version = "11d.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ACFEEF5E-49B1-4D41-8F96-3DBAF52EDF3A}\TypeLib\Version = "11d.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{5B88C096-92AC-4F36-99E5-E2CD7238F1C9}\ProxyStubClsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7E126181-4CD7-4985-868C-E1F3C18A27C6}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{54B4E8E7-15D2-41B3-B23F-BFDF414D02B3}\11d.0\ = "xsey"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{5B88C096-92AC-4F36-99E5-E2CD7238F1C9}\TypeLib\Version = "11d.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7E126181-4CD7-4985-868C-E1F3C18A27C6}\Implemented Categories\{40FC6ED5-2438-11CF-A3DB-080036F12502}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2BD1B2F3-CF67-4101-9E4E-FCDCD8F103F5}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{5B88C096-92AC-4F36-99E5-E2CD7238F1C9}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CEC72B33-7254-47B6-AE81-7019BE5A8B38}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{CEC72B33-7254-47B6-AE81-7019BE5A8B38}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7E126181-4CD7-4985-868C-E1F3C18A27C6}\VERSION\ = "285.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2BD1B2F3-CF67-4101-9E4E-FCDCD8F103F5}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\29873292a761c0d23e5f7c052390ffff.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\xsey.lnuvsm\Clsid\ = "{2BD1B2F3-CF67-4101-9E4E-FCDCD8F103F5}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{54B4E8E7-15D2-41B3-B23F-BFDF414D02B3}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{5B88C096-92AC-4F36-99E5-E2CD7238F1C9}\ = "_lnuvsm"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ACFEEF5E-49B1-4D41-8F96-3DBAF52EDF3A}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ACFEEF5E-49B1-4D41-8F96-3DBAF52EDF3A}\TypeLib\ = "{54B4E8E7-15D2-41B3-B23F-BFDF414D02B3}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7E126181-4CD7-4985-868C-E1F3C18A27C6}\InprocServer32	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2076 wrote to memory of 2060	2076	regsvr32.exe	28
PID 2076 wrote to memory of 2060	2076	regsvr32.exe	28
PID 2076 wrote to memory of 2060	2076	regsvr32.exe	28
PID 2076 wrote to memory of 2060	2076	regsvr32.exe	28
PID 2076 wrote to memory of 2060	2076	regsvr32.exe	28
PID 2076 wrote to memory of 2060	2076	regsvr32.exe	28
PID 2076 wrote to memory of 2060	2076	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\29873292a761c0d23e5f7c052390ffff.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2076
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\29873292a761c0d23e5f7c052390ffff.dll
  2⤵
  - Modifies registry class
  PID:2060

Analysis

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Malware Config

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MITRE ATT&CK Matrix

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