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Analysis
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max time kernel
132s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
18/08/2024, 22:44
Static task
static1
Behavioral task
behavioral1
Sample
ed9c02254f8cf78e749d9f4c6e927618c05036b054f63ebbdc14ec6d72c6c2ac.exe
Resource
win7-20240704-en
General
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Target
ed9c02254f8cf78e749d9f4c6e927618c05036b054f63ebbdc14ec6d72c6c2ac.exe
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Size
3.1MB
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MD5
7496090a7ad6a92af3f249872c74b804
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SHA1
2be9e72473ee6c5b16b8736274c84d242ad398c6
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SHA256
ed9c02254f8cf78e749d9f4c6e927618c05036b054f63ebbdc14ec6d72c6c2ac
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SHA512
60e4ada50120c205c0f69f9b612e8b7d9c00c64774325faed080617595fc3a192937b490a8051ed0481f20c57901b1a7ecaddadc329ab05413cadd0b3d94dbe4
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SSDEEP
49152:HVAbw8VyRPkVwSdyKE6a8anqApzEVZnk8m0Uf89+zvi1QXsy4TpM+DWUl+n1aso:1A7VyRPS7MLq4ykF09+riyXWz6Ha
Malware Config
Signatures
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Downloads MZ/PE file
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Executes dropped EXE 6 IoCs
pid Process 336 setup.exe 2108 setup.exe 264 setup.exe 1328 Opera_GX_assistant_73.0.3856.382_Setup.exe_sfx.exe 4452 assistant_installer.exe 3920 assistant_installer.exe -
Loads dropped DLL 3 IoCs
pid Process 336 setup.exe 2108 setup.exe 264 setup.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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Enumerates connected drives 3 TTPs 2 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\D: setup.exe File opened (read-only) \??\F: setup.exe -
System Location Discovery: System Language Discovery 1 TTPs 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language assistant_installer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language assistant_installer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ed9c02254f8cf78e749d9f4c6e927618c05036b054f63ebbdc14ec6d72c6c2ac.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 -
description ioc Process Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 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 -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 336 setup.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 1912 wrote to memory of 336 1912 ed9c02254f8cf78e749d9f4c6e927618c05036b054f63ebbdc14ec6d72c6c2ac.exe 86 PID 1912 wrote to memory of 336 1912 ed9c02254f8cf78e749d9f4c6e927618c05036b054f63ebbdc14ec6d72c6c2ac.exe 86 PID 1912 wrote to memory of 336 1912 ed9c02254f8cf78e749d9f4c6e927618c05036b054f63ebbdc14ec6d72c6c2ac.exe 86 PID 336 wrote to memory of 2108 336 setup.exe 88 PID 336 wrote to memory of 2108 336 setup.exe 88 PID 336 wrote to memory of 2108 336 setup.exe 88 PID 336 wrote to memory of 264 336 setup.exe 89 PID 336 wrote to memory of 264 336 setup.exe 89 PID 336 wrote to memory of 264 336 setup.exe 89 PID 336 wrote to memory of 1328 336 setup.exe 101 PID 336 wrote to memory of 1328 336 setup.exe 101 PID 336 wrote to memory of 1328 336 setup.exe 101 PID 336 wrote to memory of 4452 336 setup.exe 102 PID 336 wrote to memory of 4452 336 setup.exe 102 PID 336 wrote to memory of 4452 336 setup.exe 102 PID 4452 wrote to memory of 3920 4452 assistant_installer.exe 103 PID 4452 wrote to memory of 3920 4452 assistant_installer.exe 103 PID 4452 wrote to memory of 3920 4452 assistant_installer.exe 103
Processes
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C:\Users\Admin\AppData\Local\Temp\ed9c02254f8cf78e749d9f4c6e927618c05036b054f63ebbdc14ec6d72c6c2ac.exe"C:\Users\Admin\AppData\Local\Temp\ed9c02254f8cf78e749d9f4c6e927618c05036b054f63ebbdc14ec6d72c6c2ac.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1912 -
C:\Users\Admin\AppData\Local\Temp\7zS8770FCA7\setup.exeC:\Users\Admin\AppData\Local\Temp\7zS8770FCA7\setup.exe2⤵
- 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:336 -
C:\Users\Admin\AppData\Local\Temp\7zS8770FCA7\setup.exeC:\Users\Admin\AppData\Local\Temp\7zS8770FCA7\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.opera.com/collector/submit --annotation=channel=Stable --annotation=plat=Win32 --annotation=prod=OperaDesktopGX --annotation=ver=112.0.5197.60 --initial-client-data=0x32c,0x330,0x334,0x304,0x338,0x74291b54,0x74291b60,0x74291b6c3⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2108
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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" --version3⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:264
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C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202408182244121\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_202408182244121\assistant\Opera_GX_assistant_73.0.3856.382_Setup.exe_sfx.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1328
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C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202408182244121\assistant\assistant_installer.exe"C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202408182244121\assistant\assistant_installer.exe" --version3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4452 -
C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202408182244121\assistant\assistant_installer.exe"C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202408182244121\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=0x26c,0x270,0x274,0x248,0x278,0x334f48,0x334f58,0x334f644⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3920
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202408182244121\additional_file0.tmp
Filesize1.4MB
MD5e9a2209b61f4be34f25069a6e54affea
SHA16368b0a81608c701b06b97aeff194ce88fd0e3c0
SHA256e950f17f4181009eeafa9f5306e8a9dfd26d88ca63b1838f44ff0efc738e7d1f
SHA51259e46277ca79a43ed8b0a25b24eff013e251a75f90587e013b9c12851e5dd7283b6172f7d48583982f6a32069457778ee440025c1c754bf7bb6ce8ae1d2c3fc5
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C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202408182244121\assistant\assistant_installer.exe
Filesize1.8MB
MD54c8fbed0044da34ad25f781c3d117a66
SHA18dd93340e3d09de993c3bc12db82680a8e69d653
SHA256afe569ce9e4f71c23ba5f6e8fd32be62ac9538e397cde8f2ecbe46faa721242a
SHA512a04e6fd052d2d63a0737c83702c66a9af834f9df8423666508c42b3e1d8384300239c9ddacdc31c1e85140eb1193bcfac209f218750b40342492ffce6e9da481
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Filesize
6.4MB
MD5607fb47ad9d20bb16f90e4a38c93bbfe
SHA1578ea8b4bd0bbd32114bfd61910118c3d9cfc355
SHA2568a82ae5c857123cc6972b93828f3a6202c0db4d325ea6d5b1e36dcfb290c1e09
SHA51223470d0aa5989132efa1fcd4b1d183374384e3b75249910c08e22d2fedf315f084028b7299d6f6c0a5230b2ec78179485d0f187d0a87f710d25f1eac81939e47
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Filesize
5.9MB
MD51e6485e90130bb0cffd2ae2ca7fef2a2
SHA1b9c01fddb3921b6f56d8d774eb0364f7024428e8
SHA256907cb59383443ce62fdcd2eb90e4bf32cf3a0de6078e708f694dfc7bd7166b5b
SHA512e28ec73e1465591827f092b71ab740a8de0b7ffcf5af0b3e4c1c8be37f16f1a87ae4fdfe23c25a305741a5aaf30fd2aab77f55061eb729f0dc5e64aef3dd6527
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Filesize
40B
MD51b8515d7d9cb7f72b0c601dcaa3038f9
SHA1030a2c4f6cfd8fa6a746f1b66d3bb5eee97356d4
SHA25680b6b4c2a2776a03dcc941728dee7295ab11d581fddf6e721c8d939f83e1f268
SHA51285e457b34fc02d6c24d6b80f5373048a16588181427ca2ef5bdc401a3f2aba8e460b25a37f865d28095b611f302df970949ee29ae3f3a0fa47f5daab34b55ee6