Analysis
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max time kernel
42s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
16-05-2022 19:29
Static task
static1
Behavioral task
behavioral1
Sample
0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe
Resource
win7-20220414-en
General
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Target
0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe
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Size
944KB
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MD5
86a9eafbb14ec426b17c6ce39039baa1
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SHA1
30f37d899af6fcbd88a82463d40e6657feb34f37
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SHA256
0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e
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SHA512
5b249e3a938161ebda4cc64b8b8ce0dc41c632a89d1d28cd89cd5b14fb512a20a4e6fa33cd802691f3e4b90b3f98aa1ee4fdb7081d773da8d4a1d9f46d759753
Malware Config
Signatures
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Loads dropped DLL 2 IoCs
Processes:
0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exeregsvr32.exepid process 756 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe 900 regsvr32.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Installs/modifies Browser Helper Object 2 TTPs
BHOs are DLL modules which act as plugins for Internet Explorer.
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Drops file in Program Files directory 22 IoCs
Processes:
0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exedescription ioc process File created C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha5762\ie\MediaViewerV1alpha5762.dll 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe File opened for modification C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha5762\ch\MediaViewerV1alpha5762.crx 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe File created C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha5762\ff\chrome\content\ffMediaViewerV1alpha5762.js 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe File created C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha5762\ff\chrome\content\ffMediaViewerV1alpha5762ffaction.js 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe File opened for modification C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha5762\ff\chrome\content\ffMediaViewerV1alpha5762ffaction.js 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe File opened for modification C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha5762\ff\chrome\content\overlay.xul 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe File created C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha5762\ch\MediaViewerV1alpha5762.crx 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe File opened for modification C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha5762\ff\chrome 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe File opened for modification C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha5762\ff\chrome\content\icons 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe File opened for modification C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha5762\ff\chrome\content\icons\default 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe File created C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha5762\ff\install.rdf 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe File opened for modification C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha5762\ff\chrome\content 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe File created C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha5762\ff\chrome\content\icons\Thumbs.db 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe File opened for modification C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha5762\ff\chrome\content\icons\Thumbs.db 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe File created C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha5762\ff\chrome\content\icons\default\MediaViewerV1alpha5762_32.png 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe File created C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha5762\uninstall.exe 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe File created C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha5762\ff\chrome.manifest 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe File opened for modification C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha5762\ff\chrome.manifest 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe File opened for modification C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha5762\ff\install.rdf 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe File opened for modification C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha5762\ff\chrome\content\ffMediaViewerV1alpha5762.js 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe File created C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha5762\ff\chrome\content\overlay.xul 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe File opened for modification C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha5762\ff\chrome\content\icons\default\MediaViewerV1alpha5762_32.png 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Processes:
0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Approved Extensions 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe Set value (data) \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Internet Explorer\Approved Extensions\{be73ac38-736d-4ced-811b-ebd15a6a1f3d} = 51667a6c4c1d3b1b28b063a05d2283099914ab915b285328 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe -
Modifies registry class 36 IoCs
Processes:
regsvr32.exe0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{be73ac38-736d-4ced-811b-ebd15a6a1f3d}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{188C24C2-A3C6-4772-9C27-7E87645D0351}\1.1\ = "MediaViewerV1alpha5762Lib" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{188C24C2-A3C6-4772-9C27-7E87645D0351}\1.1\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{188C24C2-A3C6-4772-9C27-7E87645D0351}\1.1\0\win32\ = "C:\\Program Files (x86)\\MediaViewerV1\\MediaViewerV1alpha5762\\ie\\MediaViewerV1alpha5762.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{36725067-CF43-4872-A3FF-ACCB3BD0A16C}\TypeLib regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{36725067-CF43-4872-A3FF-ACCB3BD0A16C} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{36725067-CF43-4872-A3FF-ACCB3BD0A16C}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{36725067-CF43-4872-A3FF-ACCB3BD0A16C}\TypeLib\ = "{188C24C2-A3C6-4772-9C27-7E87645D0351}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{be73ac38-736d-4ced-811b-ebd15a6a1f3d} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{36725067-CF43-4872-A3FF-ACCB3BD0A16C}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{36725067-CF43-4872-A3FF-ACCB3BD0A16C}\ = "IMediaViewerV1alpha5762BHO" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{36725067-CF43-4872-A3FF-ACCB3BD0A16C}\TypeLib\Version = "1.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{be73ac38-736d-4ced-811b-ebd15a6a1f3d}\ = "MediaViewerV1alpha5762" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{be73ac38-736d-4ced-811b-ebd15a6a1f3d}\Programmable regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{be73ac38-736d-4ced-811b-ebd15a6a1f3d}\InprocServer32\ThreadingModel = "Apartment" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{188C24C2-A3C6-4772-9C27-7E87645D0351}\1.1\FLAGS regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{188C24C2-A3C6-4772-9C27-7E87645D0351}\1.1\FLAGS\ = "0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{be73ac38-736d-4ced-811b-ebd15a6a1f3d}\InprocServer32\ = "C:\\Program Files (x86)\\MediaViewerV1\\MediaViewerV1alpha5762\\ie\\MediaViewerV1alpha5762.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{be73ac38-736d-4ced-811b-ebd15a6a1f3d}\Version regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{188C24C2-A3C6-4772-9C27-7E87645D0351} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{36725067-CF43-4872-A3FF-ACCB3BD0A16C}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{be73ac38-736d-4ced-811b-ebd15a6a1f3d}\ = "Media Viewer" 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{be73ac38-736d-4ced-811b-ebd15a6a1f3d}\Version\ = "1.1" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{188C24C2-A3C6-4772-9C27-7E87645D0351}\1.1\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{188C24C2-A3C6-4772-9C27-7E87645D0351}\1.1\HELPDIR regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{36725067-CF43-4872-A3FF-ACCB3BD0A16C} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{36725067-CF43-4872-A3FF-ACCB3BD0A16C}\ = "IMediaViewerV1alpha5762BHO" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{36725067-CF43-4872-A3FF-ACCB3BD0A16C}\TypeLib\ = "{188C24C2-A3C6-4772-9C27-7E87645D0351}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{36725067-CF43-4872-A3FF-ACCB3BD0A16C}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{be73ac38-736d-4ced-811b-ebd15a6a1f3d}\TypeLib\ = "{188c24c2-a3c6-4772-9c27-7e87645d0351}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{188C24C2-A3C6-4772-9C27-7E87645D0351}\1.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{188C24C2-A3C6-4772-9C27-7E87645D0351}\1.1\HELPDIR\ = "C:\\Program Files (x86)\\MediaViewerV1\\MediaViewerV1alpha5762\\ie" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{36725067-CF43-4872-A3FF-ACCB3BD0A16C}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{be73ac38-736d-4ced-811b-ebd15a6a1f3d} 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{be73ac38-736d-4ced-811b-ebd15a6a1f3d}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{36725067-CF43-4872-A3FF-ACCB3BD0A16C}\TypeLib\Version = "1.1" regsvr32.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exepid process 756 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe 756 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe 756 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exedescription pid process target process PID 756 wrote to memory of 900 756 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe regsvr32.exe PID 756 wrote to memory of 900 756 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe regsvr32.exe PID 756 wrote to memory of 900 756 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe regsvr32.exe PID 756 wrote to memory of 900 756 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe regsvr32.exe PID 756 wrote to memory of 900 756 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe regsvr32.exe PID 756 wrote to memory of 900 756 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe regsvr32.exe PID 756 wrote to memory of 900 756 0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe regsvr32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe"C:\Users\Admin\AppData\Local\Temp\0082320d98cb948eeb081253c86bc0b40eab08fd89e2d1bd11850c5bd47a394e.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exeregsvr32 "C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha5762\ie\MediaViewerV1alpha5762.dll" /s2⤵
- Loads dropped DLL
- Modifies registry class
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha5762\ie\MediaViewerV1alpha5762.dllFilesize
85KB
MD57ccb620872d0e12c225d764160c8deab
SHA140ddc72f16eeb7f03e7413e712a73bed89482650
SHA2561816354fcfeeb398b39a04052fab4e3d7dd43970a9c92b0b71ae45f3d48789c8
SHA5120a18edd017e3499a5ce56392428af2d86e085e6d28bbd08c48387f8d114d245b50c39d2055d1b09363158246515c4a636a05a28145db8abeeb2e26cdfa1d1e92
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\Program Files (x86)\MediaViewerV1\MediaViewerV1alpha5762\ie\MediaViewerV1alpha5762.dllFilesize
85KB
MD57ccb620872d0e12c225d764160c8deab
SHA140ddc72f16eeb7f03e7413e712a73bed89482650
SHA2561816354fcfeeb398b39a04052fab4e3d7dd43970a9c92b0b71ae45f3d48789c8
SHA5120a18edd017e3499a5ce56392428af2d86e085e6d28bbd08c48387f8d114d245b50c39d2055d1b09363158246515c4a636a05a28145db8abeeb2e26cdfa1d1e92
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\Users\Admin\AppData\Local\Temp\nso9F.tmp\aminsis.dllFilesize
834KB
MD514ad04243334645f399639b028f21d17
SHA17368866dc95621a1407d2105d040da2cc9852ba9
SHA25602d13f28df1314640474ee77cd202a2c0da8e1d609c614f8fdff4451f8ee63fa
SHA5123859b6f6e7e46ba70fa0be24fd2ceadf3db746818f11a09109c7bb678ee4fc08824a0cf15c77df09c3b2bdc2a80067a98130660152f5ee61e4bd501ef5ed1728
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memory/756-54-0x00000000763E1000-0x00000000763E3000-memory.dmpFilesize
8KB
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memory/900-56-0x0000000000000000-mapping.dmp