137fbf9a756a5aed79ce3ce12cb6a1dc0c2a816aea603001caa785ec2d7f27e5

General

Target

137fbf9a756a5aed79ce3ce12cb6a1dc0c2a816aea603001caa785ec2d7f27e5.dll
Size

335KB
MD5

073c88fc83fb839390024b503aeb3b1a
SHA1

ad787762bf7269f2834a4a105535670e250faaca
SHA256

137fbf9a756a5aed79ce3ce12cb6a1dc0c2a816aea603001caa785ec2d7f27e5
SHA512

e340d1ddf5a0b425939a421e4df9fbb11392fe753cd73db3d86ee942cfb1d983d76585081d37a5ff381119d3af6d1874d0b4be3c5dd9012758b08f6fbcbf4ae6
SSDEEP

6144:0ZIoqM51MhP/OU6oduEhNHWXv5n2zjM2tjjorzz3I5vkKCrzltibzNWXv8N54P:AIoihPmYduEhNH+5ewCjoc5vkKqazkXB

Score

1^/10

Malware Config

Signatures

Modifies registry class 49 IoCs

Processes:

regsvr32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\flAdvServer.flAdvServs\Clsid\ = "{D76E4956-A4E9-479F-A4FB-60C9F88B204F}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{855FEC66-86C9-4D59-AE5E-2A9947D54BFF}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{855FEC66-86C9-4D59-AE5E-2A9947D54BFF}\TypeLib\ = "{D354B495-374E-40B4-84D9-C53C1143348C}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{855FEC66-86C9-4D59-AE5E-2A9947D54BFF}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D76E4956-A4E9-479F-A4FB-60C9F88B204F}\Version\ = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D354B495-374E-40B4-84D9-C53C1143348C}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D354B495-374E-40B4-84D9-C53C1143348C}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{855FEC66-86C9-4D59-AE5E-2A9947D54BFF}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{855FEC66-86C9-4D59-AE5E-2A9947D54BFF}\ = "IflAdvServs"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{855FEC66-86C9-4D59-AE5E-2A9947D54BFF}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\flAdvServer.flAdvServs\Clsid	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{D76E4956-A4E9-479F-A4FB-60C9F88B204F}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D354B495-374E-40B4-84D9-C53C1143348C}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{855FEC66-86C9-4D59-AE5E-2A9947D54BFF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D76E4956-A4E9-479F-A4FB-60C9F88B204F}\ = "flAdvServs Object"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D76E4956-A4E9-479F-A4FB-60C9F88B204F}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\137fbf9a756a5aed79ce3ce12cb6a1dc0c2a816aea603001caa785ec2d7f27e5.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D76E4956-A4E9-479F-A4FB-60C9F88B204F}\Version	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D76E4956-A4E9-479F-A4FB-60C9F88B204F}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D76E4956-A4E9-479F-A4FB-60C9F88B204F}\Implemented Categories\{13E85B3C-9508-11D2-AB63-00C04FA35CFA}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{D76E4956-A4E9-479F-A4FB-60C9F88B204F}\ = "flAdvServs Object"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D354B495-374E-40B4-84D9-C53C1143348C}\1.0\ = "flAdvServer Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D76E4956-A4E9-479F-A4FB-60C9F88B204F}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D76E4956-A4E9-479F-A4FB-60C9F88B204F}\Sockets = "1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D76E4956-A4E9-479F-A4FB-60C9F88B204F}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D76E4956-A4E9-479F-A4FB-60C9F88B204F}\ProgID\ = "flAdvServer.flAdvServs"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories\{13E85B3C-9508-11D2-AB63-00C04FA35CFA}\409 = "Borland MIDAS Application Servers"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D76E4956-A4E9-479F-A4FB-60C9F88B204F}\AppID = "{D76E4956-A4E9-479F-A4FB-60C9F88B204F}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D76E4956-A4E9-479F-A4FB-60C9F88B204F}\Web = "1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D354B495-374E-40B4-84D9-C53C1143348C}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{855FEC66-86C9-4D59-AE5E-2A9947D54BFF}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{855FEC66-86C9-4D59-AE5E-2A9947D54BFF}\ = "IflAdvServs"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D76E4956-A4E9-479F-A4FB-60C9F88B204F}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D76E4956-A4E9-479F-A4FB-60C9F88B204F}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D76E4956-A4E9-479F-A4FB-60C9F88B204F}\Implemented Categories	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D354B495-374E-40B4-84D9-C53C1143348C}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D354B495-374E-40B4-84D9-C53C1143348C}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{855FEC66-86C9-4D59-AE5E-2A9947D54BFF}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{855FEC66-86C9-4D59-AE5E-2A9947D54BFF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\flAdvServer.flAdvServs\ = "flAdvServs Object"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D76E4956-A4E9-479F-A4FB-60C9F88B204F}\TypeLib\ = "{D354B495-374E-40B4-84D9-C53C1143348C}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories\{13E85B3C-9508-11D2-AB63-00C04FA35CFA}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D354B495-374E-40B4-84D9-C53C1143348C}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{855FEC66-86C9-4D59-AE5E-2A9947D54BFF}\TypeLib\ = "{D354B495-374E-40B4-84D9-C53C1143348C}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{855FEC66-86C9-4D59-AE5E-2A9947D54BFF}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{855FEC66-86C9-4D59-AE5E-2A9947D54BFF}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\flAdvServer.flAdvServs	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D354B495-374E-40B4-84D9-C53C1143348C}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\137fbf9a756a5aed79ce3ce12cb6a1dc0c2a816aea603001caa785ec2d7f27e5.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D354B495-374E-40B4-84D9-C53C1143348C}\1.0\HELPDIR	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

regsvr32.exe

description	pid	process	target process
PID 1660 wrote to memory of 2700	1660	regsvr32.exe	regsvr32.exe
PID 1660 wrote to memory of 2700	1660	regsvr32.exe	regsvr32.exe
PID 1660 wrote to memory of 2700	1660	regsvr32.exe	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\137fbf9a756a5aed79ce3ce12cb6a1dc0c2a816aea603001caa785ec2d7f27e5.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1660

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\137fbf9a756a5aed79ce3ce12cb6a1dc0c2a816aea603001caa785ec2d7f27e5.dll
2⤵
- Modifies registry class
PID:2700

Network

MITRE ATT&CK Matrix

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Downloads

memory/2700-133-0x0000000000400000-0x00000000004E5000-memory.dmp

Filesize
916KB

Download
memory/2700-134-0x0000000000400000-0x00000000004E5000-memory.dmp

Filesize
916KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads