eac446bbf4f95d4780ab8573d3775f98de6a1efe455b39f087eb16655395df50

Analysis

max time kernel
135s
max time network
108s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
25-07-2024 13:01

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General

Target

saupkeep.dll
Size

356KB
MD5

f105c75dd9526ae4495bb55bd248e6c0
SHA1

92d5a6b93d09de031958f87cf66a36fb799bc966
SHA256

53643e43aff3f9fcbf2d447f488bc8cec19f27eb750c8e2604a7a1aba5f43a4d
SHA512

c9e3e9711854cfdcb8721df3fb4a892c61edb25f30a932cba0e7af1d900ab8ae2b66004c8087033456a3dad9e2124ec3d10d975cd5240fe2f0979651c797ad59
SSDEEP

6144:azwSjuxYCOGgx64d41onO5TwKFSh+dryd:o4iCbgx3aSOB0+Nyd

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe

Modifies registry class 64 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{21CBFEC0-E728-420C-B4A4-A58AD2089ABA}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\saupkeep.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0F5FA46A-D17B-4978-8A4C-65474C8DF59F}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{793C5ABC-37F0-4FE0-AFC5-FE2BB2AC17DD}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{30EB3413-BEE6-4237-A8B5-F0A4124DD363}\TypeLib\ = "{793C5ABC-37F0-4FE0-AFC5-FE2BB2AC17DD}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{82B65487-1375-4B47-ADE2-64EF4CB1A801}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{21CBFEC0-E728-420C-B4A4-A58AD2089ABA}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SaSubMgr.SaSubMgr.1	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0F5FA46A-D17B-4978-8A4C-65474C8DF59F}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0F5FA46A-D17B-4978-8A4C-65474C8DF59F}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E6465E16-F886-4A36-8BF1-5B1555BD2CA4}\ = "ISaSubMgr"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{21CBFEC0-E728-420C-B4A4-A58AD2089ABA}\ = "McAfee SiteAdvisor saUpKeep"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0F5FA46A-D17B-4978-8A4C-65474C8DF59F}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{793C5ABC-37F0-4FE0-AFC5-FE2BB2AC17DD}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{793C5ABC-37F0-4FE0-AFC5-FE2BB2AC17DD}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{30EB3413-BEE6-4237-A8B5-F0A4124DD363}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{82B65487-1375-4B47-ADE2-64EF4CB1A801}\TypeLib\ = "{793C5ABC-37F0-4FE0-AFC5-FE2BB2AC17DD}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{82B65487-1375-4B47-ADE2-64EF4CB1A801}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{793C5ABC-37F0-4FE0-AFC5-FE2BB2AC17DD}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\saupkeep.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E6465E16-F886-4A36-8BF1-5B1555BD2CA4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E6465E16-F886-4A36-8BF1-5B1555BD2CA4}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{30EB3413-BEE6-4237-A8B5-F0A4124DD363}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0F5FA46A-D17B-4978-8A4C-65474C8DF59F}\ = "McAfee SiteAdvisor saUpKeep"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SaSubMgr.SaSubMgr\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0F5FA46A-D17B-4978-8A4C-65474C8DF59F}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SaSubMgr.SaSubMgr.1\ = "SaSubMgr Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SaSubMgr.SaSubMgr.1\CLSID\ = "{0F5FA46A-D17B-4978-8A4C-65474C8DF59F}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0F5FA46A-D17B-4978-8A4C-65474C8DF59F}\TypeLib\ = "{793C5ABC-37F0-4FE0-AFC5-FE2BB2AC17DD}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{30EB3413-BEE6-4237-A8B5-F0A4124DD363}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{30EB3413-BEE6-4237-A8B5-F0A4124DD363}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{82B65487-1375-4B47-ADE2-64EF4CB1A801}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{82B65487-1375-4B47-ADE2-64EF4CB1A801}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{21CBFEC0-E728-420C-B4A4-A58AD2089ABA}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0F5FA46A-D17B-4978-8A4C-65474C8DF59F}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{793C5ABC-37F0-4FE0-AFC5-FE2BB2AC17DD}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E6465E16-F886-4A36-8BF1-5B1555BD2CA4}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{30EB3413-BEE6-4237-A8B5-F0A4124DD363}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{30EB3413-BEE6-4237-A8B5-F0A4124DD363}\TypeLib\ = "{793C5ABC-37F0-4FE0-AFC5-FE2BB2AC17DD}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SaSubMgr.SaSubMgr\CurVer\ = "SaSubMgr.SaSubMgr.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{793C5ABC-37F0-4FE0-AFC5-FE2BB2AC17DD}\1.0\HELPDIR\	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{30EB3413-BEE6-4237-A8B5-F0A4124DD363}\ = "ISaAppInfo"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{30EB3413-BEE6-4237-A8B5-F0A4124DD363}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{30EB3413-BEE6-4237-A8B5-F0A4124DD363}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{82B65487-1375-4B47-ADE2-64EF4CB1A801}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{82B65487-1375-4B47-ADE2-64EF4CB1A801}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0F5FA46A-D17B-4978-8A4C-65474C8DF59F}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{793C5ABC-37F0-4FE0-AFC5-FE2BB2AC17DD}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E6465E16-F886-4A36-8BF1-5B1555BD2CA4}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{E6465E16-F886-4A36-8BF1-5B1555BD2CA4}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{30EB3413-BEE6-4237-A8B5-F0A4124DD363}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{82B65487-1375-4B47-ADE2-64EF4CB1A801}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{82B65487-1375-4B47-ADE2-64EF4CB1A801}\ = "ISaSubInfo"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SaSubMgr.SaSubMgr.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SaSubMgr.SaSubMgr	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0F5FA46A-D17B-4978-8A4C-65474C8DF59F}\ProgID\ = "SaSubMgr.SaSubMgr.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E6465E16-F886-4A36-8BF1-5B1555BD2CA4}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{30EB3413-BEE6-4237-A8B5-F0A4124DD363}\ = "ISaAppInfo"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{82B65487-1375-4B47-ADE2-64EF4CB1A801}\ = "ISaSubInfo"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{82B65487-1375-4B47-ADE2-64EF4CB1A801}\TypeLib\ = "{793C5ABC-37F0-4FE0-AFC5-FE2BB2AC17DD}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{21CBFEC0-E728-420C-B4A4-A58AD2089ABA}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0F5FA46A-D17B-4978-8A4C-65474C8DF59F}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\saupkeep.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SaSubMgr.SaSubMgr\ = "SaSubMgr Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0F5FA46A-D17B-4978-8A4C-65474C8DF59F}\ = "SaSubMgr Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{793C5ABC-37F0-4FE0-AFC5-FE2BB2AC17DD}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{82B65487-1375-4B47-ADE2-64EF4CB1A801}\TypeLib\Version = "1.0"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1048 wrote to memory of 3068	1048	regsvr32.exe	84
PID 1048 wrote to memory of 3068	1048	regsvr32.exe	84
PID 1048 wrote to memory of 3068	1048	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\saupkeep.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1048
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\saupkeep.dll
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:3068

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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