26bb11eda4879dfcec579835c2e2a4240bd115415919d9934199be2d442bfc58

General

Target

OperaGXSetup.exe
Size

3.8MB
MD5

5b8cb1947781b81771c8ccce8c2acf9c
SHA1

dac0a7b542a624c851bb182af26ad4540f9b3662
SHA256

26bb11eda4879dfcec579835c2e2a4240bd115415919d9934199be2d442bfc58
SHA512

70ace2d4fd39fa3923cca59f80a085025ad5c5477d873beef61036ee9590ac77a2a670d23cd149691b194e2b20f96661af8dd5d795a61bf9cfe31ff0c65d43c8
SSDEEP

98304:IA5YT8y844FnN4ChLeQEGfleiLdAXmjTjiMI:4T8y/IrBr5f3LU2ml

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 8 IoCs

pid	Process
1592	setup.exe
1744	setup.exe
3212	setup.exe
4148	setup.exe
2468	setup.exe
3132	Opera_GX_assistant_73.0.3856.382_Setup.exe_sfx.exe
3460	assistant_installer.exe
3300	assistant_installer.exe

Loads dropped DLL 5 IoCs

pid	Process
1592	setup.exe
1744	setup.exe
3212	setup.exe
4148	setup.exe
2468	setup.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Enumerates connected drives 3 TTPs 4 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\D:	setup.exe
File opened (read-only)	\??\F:	setup.exe
File opened (read-only)	\??\D:	setup.exe
File opened (read-only)	\??\F:	setup.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Panther\UnattendGC\setuperr.log	UserOOBEBroker.exe
File opened for modification	C:\Windows\Panther\UnattendGC\diagerr.xml	UserOOBEBroker.exe
File opened for modification	C:\Windows\Panther\UnattendGC\diagwrn.xml	UserOOBEBroker.exe
File opened for modification	C:\Windows\Panther\UnattendGC\setupact.log	UserOOBEBroker.exe

System Location Discovery: System Language Discovery 1 TTPs 10 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	OperaGXSetup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	setup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	setup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	setup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Opera_GX_assistant_73.0.3856.382_Setup.exe_sfx.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	assistant_installer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	setup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	setup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	assistant_installer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	FileCoAuth.exe

Modifies registry class 4 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1537126222-899333903-2037027349-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Settings\Cache\Content\CachePrefix	BackgroundTransferHost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1537126222-899333903-2037027349-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Settings\Cache\Cookies\CachePrefix = "Cookie:"	BackgroundTransferHost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1537126222-899333903-2037027349-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Settings\Cache\History\CachePrefix = "Visited:"	BackgroundTransferHost.exe
Key created	\REGISTRY\USER\S-1-5-21-1537126222-899333903-2037027349-1000_Classes\Local Settings\MuiCache	BackgroundTransferHost.exe

Modifies system certificate store 2 TTPs 6 IoCs

defense_evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DDFB16CD4931C973A2037D3FC83A4D7D775D05E4	setup.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DDFB16CD4931C973A2037D3FC83A4D7D775D05E4\Blob = 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	setup.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DDFB16CD4931C973A2037D3FC83A4D7D775D05E4\Blob = 190000000100000010000000ffac207997bb2cfe865570179ee037b9030000000100000014000000ddfb16cd4931c973a2037d3fc83a4d7d775d05e41d0000000100000010000000a86dc6a233eb339610f3ed414927c559140000000100000014000000ecd7e382d2715d644cdf2e673fe7ba98ae1c0f4f620000000100000020000000552f7bdcf1a7af9e6ce672017f4f12abf77240c78e761ac203d1d9d20ac899880b00000001000000320000004400690067006900430065007200740020005400720075007300740065006400200052006f006f0074002000470034000000090000000100000034000000303206082b0601050507030206082b0601050507030306082b0601050507030406082b0601050507030106082b06010505070308530000000100000040000000303e301f06096086480186fd6c020130123010060a2b0601040182373c0101030200c0301b060567810c010330123010060a2b0601040182373c0101030200c00f00000001000000300000004ea1b34b10b982a96a38915843507820ad632c6aad8343e337b34d660cd8366fa154544ae80668ae1fdf3931d57e19962000000001000000940500003082059030820378a0030201020210059b1b579e8e2132e23907bda777755c300d06092a864886f70d01010c05003062310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d3121301f060355040313184469676943657274205472757374656420526f6f74204734301e170d3133303830313132303030305a170d3338303131353132303030305a3062310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d3121301f060355040313184469676943657274205472757374656420526f6f7420473430820222300d06092a864886f70d01010105000382020f003082020a0282020100bfe6907368debbe45d4a3c3022306933ecc2a7252ec9213df28ad859c2e129a73d58ab769acdae7b1b840dc4301ff31ba43816eb56c6976d1dabb279f2ca11d2e45fd6053c520f521fc69e15a57ebe9fa95716595572af689370c2b2ba75996a733294d11044102edf82f30784e6743b6d71e22d0c1bee20d5c9201d63292dceec5e4ec893f821619b34eb05c65eec5b1abcebc9cfcdac34405fb17a66ee77c848a86657579f54588e0c2bb74fa730d956eeca7b5de3adc94f5ee535e731cbda935edc8e8f80dab69198409079c378c7b6b1c4b56a183803108dd8d437a42e057d88f5823e109170ab55824132d7db04732a6e91017c214cd4bcae1b03755d7866d93a31449a3340bf08d75a49a4c2e6a9a067dda427bca14f39b5115817f7245c468f64f7c169887698763d595d4276878997697a48f0e0a2121b669a74cade4b1ee70e63aee6d4ef92923a9e3ddc00e4452589b69a44192b7ec094b4d2616deb33d9c5df4b0400cc7d1c95c38ff721b2b211b7bb7ff2d58c702c4160aab1631844951a76627ef680b0fbe864a633d18907e1bdb7e643a418b8a67701e10f940c211db2542925896ce50e52514774be26acb64175de7aac5f8d3fc9bcd34111125be51050eb31c5ca72162209df7c4c753f63ec215fc420516b6fb1ab868b4fc2d6455f9d20fca11ec5c08fa2b17e0a2699f5e4692f981d2df5d9a9b21de51b0203010001a3423040300f0603551d130101ff040530030101ff300e0603551d0f0101ff040403020186301d0603551d0e04160414ecd7e382d2715d644cdf2e673fe7ba98ae1c0f4f300d06092a864886f70d01010c05000382020100bb61d97da96cbe17c4911bc3a1a2008de364680f56cf77ae70f9fd9a4a99b9c9785c0c0c5fe4e61429560b36495d4463e0ad9c9618661b230d3d79e96d6bd654f8d23cc14340ae1d50f552fc903bbb9899696bc7c1a7a868a427dc9df927ae3085b9f6674d3a3e8f5939225344ebc85d03caed507a7d62210a80c87366d1a005605fe8a5b4a7afa8f76d359c7c5a8ad6a23899f3788bf44dd2200bde04ee8c9b4781720dc01432ef30592eaee071f256e46a976f92506d968d687a9ab236147a06f224b9091150d708b1b8897a8423614229e5a3cda22041d7d19c64d9ea26a18b14d74c19b25041713d3f4d7023860c4adc81d2cc3294840d0809971c4fc0ee6b207430d2e03934108521150108e85532de7149d92817504de6be4dd175acd0cafb41b843a5aad3c305444f2c369be2fae245b823536c066f67557f46b54c3f6e285a7926d2a4a86297d21ee2ed4a8bbc1bfd474a0ddf67667eb25b41d03be4f43bf40463e9efc2540051a08a2ac9ce78ccd5ea870418b3ceaf4988aff39299b6b3e6610fd28500e7501ae41b959d19a1b99cb19bb1001eefd00f4f426cc90abcee43fa3a71a5c84d26a535fd895dbc85621d32d2a02b54ed9a57c1dbfa10cf19b78b4a1b8f01b6279553e8b6896d5bbc68d423e88b51a256f9f0a680a0d61eb3bc0f0f537529aaea1377e4de8c8121ad07104711ad873d07d175bccff3667e	setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25	setup.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	setup.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	setup.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1592	setup.exe
4024	MiniSearchHost.exe
4272	OpenWith.exe
468	OpenWith.exe
4976	OpenWith.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 1408 wrote to memory of 1592	1408	OperaGXSetup.exe	78
PID 1408 wrote to memory of 1592	1408	OperaGXSetup.exe	78
PID 1408 wrote to memory of 1592	1408	OperaGXSetup.exe	78
PID 1592 wrote to memory of 1744	1592	setup.exe	79
PID 1592 wrote to memory of 1744	1592	setup.exe	79
PID 1592 wrote to memory of 1744	1592	setup.exe	79
PID 1592 wrote to memory of 3212	1592	setup.exe	80
PID 1592 wrote to memory of 3212	1592	setup.exe	80
PID 1592 wrote to memory of 3212	1592	setup.exe	80
PID 1592 wrote to memory of 4148	1592	setup.exe	81
PID 1592 wrote to memory of 4148	1592	setup.exe	81
PID 1592 wrote to memory of 4148	1592	setup.exe	81
PID 4148 wrote to memory of 2468	4148	setup.exe	82
PID 4148 wrote to memory of 2468	4148	setup.exe	82
PID 4148 wrote to memory of 2468	4148	setup.exe	82
PID 1592 wrote to memory of 3132	1592	setup.exe	83
PID 1592 wrote to memory of 3132	1592	setup.exe	83
PID 1592 wrote to memory of 3132	1592	setup.exe	83
PID 1592 wrote to memory of 3460	1592	setup.exe	84
PID 1592 wrote to memory of 3460	1592	setup.exe	84
PID 1592 wrote to memory of 3460	1592	setup.exe	84
PID 3460 wrote to memory of 3300	3460	assistant_installer.exe	85
PID 3460 wrote to memory of 3300	3460	assistant_installer.exe	85
PID 3460 wrote to memory of 3300	3460	assistant_installer.exe	85

C:\Users\Admin\AppData\Local\Temp\OperaGXSetup.exe
"C:\Users\Admin\AppData\Local\Temp\OperaGXSetup.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1408
- C:\Users\Admin\AppData\Local\Temp\7zS085D24A7\setup.exe
  C:\Users\Admin\AppData\Local\Temp\7zS085D24A7\setup.exe --server-tracking-blob=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
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Enumerates connected drives
  - System Location Discovery: System Language Discovery
  - Modifies system certificate store
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1592
- - C:\Users\Admin\AppData\Local\Temp\7zS085D24A7\setup.exe
    C:\Users\Admin\AppData\Local\Temp\7zS085D24A7\setup.exe --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\Crash Reports" "--crash-count-file=C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\crash_count.txt" --url=https://crashstats-collector-2.opera.com/ --annotation=channel=Stable --annotation=plat=Win32 --annotation=prod=OperaDesktopGX --annotation=ver=115.0.5322.89 --initial-client-data=0x338,0x33c,0x340,0x308,0x344,0x74912d9c,0x74912da8,0x74912db4
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:1744
- - C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\setup.exe
    "C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\setup.exe" --version
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:3212
- - C:\Users\Admin\AppData\Local\Temp\7zS085D24A7\setup.exe
    "C:\Users\Admin\AppData\Local\Temp\7zS085D24A7\setup.exe" --backend --install --import-browser-data=0 --enable-stats=1 --enable-installer-stats=1 --consent-given=1 --general-interests=1 --general-location=1 --personalized-content=1 --personalized-ads=1 --vought_browser=0 --launchopera=1 --showunbox=0 --installfolder="C:\Users\Admin\AppData\Local\Programs\Opera GX" --profile-folder --language=en --singleprofile=0 --copyonly=0 --allusers=0 --setdefaultbrowser=0 --pintotaskbar=1 --pintostartmenu=0 --run-at-startup=1 --server-tracking-data=server_tracking_data --initial-pid=1592 --package-dir-prefix="C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_20250204002557" --session-guid=44d898a6-b173-4f19-8ca6-e77da033dde6 --server-tracking-blob=NjBlZGEyYzk2ZTFiYTcxYWQwYTBhOGMwNjZiMTkzYjdlOGY4ODcyNjRjYmFmZjg5MWUwMTAyMTExNDJhZDI0ZDp7ImNvdW50cnkiOiJFUyIsImh0dHBfcmVmZXJyZXIiOiJodHRwczovL3d3dy5vcGVyYS5jb20vIiwiaW5zdGFsbGVyX25hbWUiOiJPcGVyYUdYU2V0dXAuZXhlIiwicHJvZHVjdCI6eyJuYW1lIjoib3BlcmFfZ3gifSwicXVlcnkiOiIvb3BlcmFfZ3gvc3RhYmxlL3dpbmRvd3M/dXRtX3NvdXJjZT1iaW5nJnV0bV9tZWRpdW09b3NlJnV0bV9jYW1wYWlnbj0lMjhub25lJTI5Jmh0dHBfcmVmZXJyZXI9aHR0cHMlM0ElMkYlMkZ3d3cuYmluZy5jb20lMkYmdXRtX3NpdGU9b3BlcmFfY29tJnV0bV9sYXN0cGFnZT1vcGVyYS5jb20lMkZneCZkbF90b2tlbj05NDQ1OTQ1OCIsInN5c3RlbSI6eyJwbGF0Zm9ybSI6eyJhcmNoIjoieDg2XzY0Iiwib3BzeXMiOiJXaW5kb3dzIiwib3BzeXMtdmVyc2lvbiI6IjExIiwicGFja2FnZSI6IkVYRSJ9fSwidGltZXN0YW1wIjoiMTczNDMzNjQ0NC43NjkwIiwidXNlcmFnZW50IjoiTW96aWxsYS81LjAgKFdpbmRvd3MgTlQgMTAuMDsgV2luNjQ7IHg2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzEzMS4wLjAuMCBTYWZhcmkvNTM3LjM2IEVkZy8xMzEuMC4wLjAiLCJ1dG0iOnsiY2FtcGFpZ24iOiIobm9uZSkiLCJsYXN0cGFnZSI6Im9wZXJhLmNvbS9neCIsIm1lZGl1bSI6Im9zZSIsInNpdGUiOiJvcGVyYV9jb20iLCJzb3VyY2UiOiJiaW5nIn0sInV1aWQiOiI2ODY4ZmMzNC1lMGNiLTQ3MjgtYWIyYy1hNDVkMDE0YjJmZjMifQ== --desktopshortcut=1 --wait-for-package --initial-proc-handle=F808000000000000
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Enumerates connected drives
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4148
  - - C:\Users\Admin\AppData\Local\Temp\7zS085D24A7\setup.exe
      C:\Users\Admin\AppData\Local\Temp\7zS085D24A7\setup.exe --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\Crash Reports" "--crash-count-file=C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\crash_count.txt" --url=https://crashstats-collector-2.opera.com/ --annotation=channel=Stable --annotation=plat=Win32 --annotation=prod=OperaDesktopGX --annotation=ver=115.0.5322.89 --initial-client-data=0x328,0x32c,0x330,0x304,0x334,0x721a2d9c,0x721a2da8,0x721a2db4
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:2468
- - C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202502040025571\assistant\Opera_GX_assistant_73.0.3856.382_Setup.exe_sfx.exe
    "C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202502040025571\assistant\Opera_GX_assistant_73.0.3856.382_Setup.exe_sfx.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3132
- - C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202502040025571\assistant\assistant_installer.exe
    "C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202502040025571\assistant\assistant_installer.exe" --version
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3460
  - - C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202502040025571\assistant\assistant_installer.exe
      "C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202502040025571\assistant\assistant_installer.exe" --type=crashpad-handler /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\Crash Reports" "--crash-count-file=C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\crash_count.txt" --url=https://crashstats-collector.opera.com/collector/submit --annotation=channel=Stable --annotation=plat=Win32 --annotation=prod=OperaDesktopGX --annotation=ver=73.0.3856.382 --initial-client-data=0x288,0x28c,0x290,0x264,0x294,0xb34f48,0xb34f58,0xb34f64
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:3300

C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe
"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe" -ServerName:MiniSearchUI.AppXj3y73at8fy1htwztzxs68sxx1v7cksp7.mca
1⤵
- Suspicious use of SetWindowsHookEx
PID:4024

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s NPSMSvc
1⤵
PID:3584

C:\Windows\System32\oobe\UserOOBEBroker.exe
C:\Windows\System32\oobe\UserOOBEBroker.exe -Embedding
1⤵
- Drops file in Windows directory
PID:3948

C:\Users\Admin\AppData\Local\Microsoft\OneDrive\18.151.0729.0013\FileCoAuth.exe
C:\Users\Admin\AppData\Local\Microsoft\OneDrive\18.151.0729.0013\FileCoAuth.exe -Embedding
1⤵
- System Location Discovery: System Language Discovery
PID:3844

C:\Windows\system32\BackgroundTransferHost.exe
"BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.13
1⤵
- Modifies registry class
PID:4424

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Suspicious use of SetWindowsHookEx
PID:4272

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Suspicious use of SetWindowsHookEx
PID:468

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Suspicious use of SetWindowsHookEx
PID:4976

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Subvert Trust Controls

1

T1553

Install Root Certificate

1

T1553.004

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\AC\BackgroundTransferApi\2e5a0501-413c-4fd6-b038-2924e54265ab.down_data

Filesize
555KB

MD5
5683c0028832cae4ef93ca39c8ac5029

SHA1
248755e4e1db552e0b6f8651b04ca6d1b31a86fb

SHA256
855abd360d8a8d6974eba92b70cbd09ce519bc8773439993f9ab37cb6847309e

SHA512
aba434bd29be191c823b02ea9b639beb10647bbe7759bbffdaa790dfb1ec2c58d74c525ef11aacda209e4effe322d1d3a07b115446c8914b07a3bce4d8a0e2c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202502040025571\additional_file0.tmp

Filesize
1.4MB

MD5
e9a2209b61f4be34f25069a6e54affea

SHA1
6368b0a81608c701b06b97aeff194ce88fd0e3c0

SHA256
e950f17f4181009eeafa9f5306e8a9dfd26d88ca63b1838f44ff0efc738e7d1f

SHA512
59e46277ca79a43ed8b0a25b24eff013e251a75f90587e013b9c12851e5dd7283b6172f7d48583982f6a32069457778ee440025c1c754bf7bb6ce8ae1d2c3fc5

Download Submit
C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202502040025571\assistant\assistant_installer.exe

Filesize
1.8MB

MD5
4c8fbed0044da34ad25f781c3d117a66

SHA1
8dd93340e3d09de993c3bc12db82680a8e69d653

SHA256
afe569ce9e4f71c23ba5f6e8fd32be62ac9538e397cde8f2ecbe46faa721242a

SHA512
a04e6fd052d2d63a0737c83702c66a9af834f9df8423666508c42b3e1d8384300239c9ddacdc31c1e85140eb1193bcfac209f218750b40342492ffce6e9da481

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS085D24A7\setup.exe

Filesize
7.3MB

MD5
49e7ebda27b78f0995322e0fa63336b3

SHA1
6e38e971bc7f249e4fd726d25a40a38dcb5acf3b

SHA256
4cb3d4754510e21dbd794a59eb47ff4d811064ccb9c74b02b1d62a96c9f2de7d

SHA512
ac6cfac6ecaa9feb74ee5631aa09649d2db33f6fcdbf4f65a0216f396d8b2e8ff5d1c62b14f6d025f29e37b3eccf87e9b838024e6c82502c956a21f686268b18

Download Submit
C:\Users\Admin\AppData\Local\Temp\Opera_installer_2502040025559011592.dll

Filesize
6.8MB

MD5
be12a3550124e852e52fa2effa9d48da

SHA1
a026f8a03b22fcfc4b256b28177938645a423f63

SHA256
41d5b126b9d1885a0e4f42b67366cde76ecb7573e93213ad6d6ef398d5787706

SHA512
331320f69449e632de51f1317788f5fe64b647a8493bb13088c26dcfc86969716f06ec9956048cf4fcc817fd499ea153fcc8a26c3757da882c3f6045529d6602

Download Submit
C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\Crash Reports\settings.dat

Filesize
40B

MD5
00340d85718b58d8590b5cfb739b0bd3

SHA1
db38faeb79b117bc3979850c4fc30e6e7a45664b

SHA256
cb5ba6564eb010a1b3a915d68a8d036b474e5a7ea6ec774a461b2eb6b8134adf

SHA512
aee2c269769ce48179ebc6b664cb7399e3652666173e6ef02630b7c27129fd18a8c6555169e7137ff073a88bddc4e3b1af7f063f983f305c9936104c2514e6b4

Download Submit

Resubmissions

Analysis

Sharing