Analysis
- max time kernel
145s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20221111-en - resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system - submitted
09/01/2023, 00:10
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20221111-en
windows7-x64
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
30 signatures
150 seconds
General
- Target file.exe
- Size 260KB
- Sample230109-af279afb37
- SHA256 265b102568aaa2b5c7d2f89a436d8073c59e6df57f3ca9199ffc756106afca85
- MD5 2eea65199ff263f482248f392288fb99
- SHA1 1c045e553def0fdaf27b4eb21032a08d8dbd6391
- SHA512 430b84d94bb84919312ad839d839bfa682244f9365a39f0539f69b715651f6035c59c3ef14e7e4a0a29b9524b72c75837c602b2daea59e8076bda628c4b5f045
- SSDEEP 3072:WNXErsTbwNL47fp3BB/J15RITJvR/YURmN1ojs5AOGdj9hZCRRzMuWZgd3n:sQNL2p3BB/vITJJ/9q1ussd3cqgd3
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Detects Smokeloader packer 1 IoCs
resource yara_rule behavioral2/memory/4712-133-0x00000000048E0000-0x00000000048E9000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Blocklisted process makes network request 3 IoCs
flow pid Process 35 1504 rundll32.exe 42 1504 rundll32.exe 61 1504 rundll32.exe - Downloads MZ/PE file
- Executes dropped EXE 1 IoCs
pid Process 1788 C47D.exe - Sets DLL path for service in the registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\DataMatrix\Parameters\ServiceDll = "C:\\Program Files (x86)\\WindowsPowerShell\\Modules\\DataMatrix.dll" rundll32.exe - Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\DataMatrix\ImagePath = "C:\\Windows\\system32\\svchost.exe -k LocalService" rundll32.exe - Loads dropped DLL 1 IoCs
pid Process 1504 rundll32.exe - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts rundll32.exe - Accesses Microsoft Outlook profiles 1 TTPs 4 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 rundll32.exe Key opened \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 rundll32.exe Key opened \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe Key opened \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 rundll32.exe - Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1504 set thread context of 4004 1504 rundll32.exe 91 - Drops file in Program Files directory 22 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\file_types\hi_contrast\aic_file_icons_highcontrast.png rundll32.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\back-arrow-disabled.svg rundll32.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\file_types\download.svg rundll32.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\file_types\s_filetype_xd.svg rundll32.exe File created C:\Program Files (x86)\WindowsPowerShell\Modules\trash.gif rundll32.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Tracker\info.gif rundll32.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Tracker\tr.gif rundll32.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Tracker\trash.gif rundll32.exe File created C:\Program Files (x86)\WindowsPowerShell\Modules\aic_file_icons_highcontrast.png rundll32.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\UIThemes\DarkTheme.acrotheme rundll32.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Tracker\email_initiator.gif rundll32.exe File created C:\Program Files (x86)\WindowsPowerShell\Modules\duplicate.svg rundll32.exe File created C:\Program Files (x86)\WindowsPowerShell\Modules\info.gif rundll32.exe File created C:\Program Files (x86)\WindowsPowerShell\Modules\back-arrow-disabled.svg rundll32.exe File created C:\Program Files (x86)\WindowsPowerShell\Modules\DarkTheme.acrotheme rundll32.exe File created C:\Program Files (x86)\WindowsPowerShell\Modules\email_initiator.gif rundll32.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\duplicate.svg rundll32.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroApp\ENU\Home.aapp rundll32.exe File created C:\Program Files (x86)\WindowsPowerShell\Modules\DataMatrix.dll rundll32.exe File created C:\Program Files (x86)\WindowsPowerShell\Modules\download.svg rundll32.exe File created C:\Program Files (x86)\WindowsPowerShell\Modules\Home.aapp rundll32.exe File created C:\Program Files (x86)\WindowsPowerShell\Modules\s_filetype_xd.svg rundll32.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Program crash 1 IoCs
pid pid_target Process procid_target 1464 1788 WerFault.exe 82 - Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe - Checks processor information in registry 2 TTPs 24 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor rundll32.exe Key enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Configuration Data rundll32.exe Key value enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 rundll32.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1 rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Previous Update Revision rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Update Revision rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Status rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Previous Update Revision rundll32.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\FeatureSet rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Component Information rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Platform Specific Field 1 rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Revision rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Update Status rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\VendorIdentifier rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Platform Specific Field 1 rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Configuration Data rundll32.exe Key value enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1 rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Component Information rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString rundll32.exe -
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Toolbar\Locked = "1" Process not Found Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Toolbar\ShellBrowser Process not Found Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Toolbar\ShellBrowser\ITBar7Layout = 13000000000000000000000020000000100000000000000001000000010700005e01000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 Process not Found Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Toolbar Process not Found - Modifies registry class 30 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU Process not Found Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 Process not Found Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 820074001c0043465346160031000000000000000000100041707044617461000000741a595e96dfd3488d671733bcee28bac5cdfadf9f6756418947c5c76bc0b67f400009000400efbe00000000000000002e00000000000000000000000000000000000000000000000000000000004100700070004400610074006100000042000000 Process not Found Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = 00000000ffffffff Process not Found Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\WorkFolders Process not Found Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots rundll32.exe Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots Process not Found Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff Process not Found Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 Process not Found Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Generic" Process not Found Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 Process not Found Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1 Process not Found Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU rundll32.exe Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0 = 4e0031000000000029566109100054656d7000003a0009000400efbe6b557d6c295661092e0000000000000000000000000000000000000000000000000013c24000540065006d007000000014000000 Process not Found Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell Process not Found Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell rundll32.exe Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff rundll32.exe Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f44471a0359723fa74489c55595fe6b30ee0000 Process not Found Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 Process not Found Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\NodeSlot = "1" Process not Found Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\MRUListEx = ffffffff Process not Found Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags Process not Found Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff Process not Found Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0 Process not Found Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff Process not Found Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 = 50003100000000000000000010004c6f63616c003c0009000400efbe00000000000000002e00000000000000000000000000000000000000000000000000000000004c006f00630061006c00000014000000 Process not Found Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ Process not Found Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ Process not Found Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings rundll32.exe Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\MRUListEx = 00000000ffffffff Process not Found - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2184 Process not Found - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4712 file.exe 4712 file.exe 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2184 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4712 file.exe - Suspicious use of AdjustPrivilegeToken 21 IoCs
description pid Process Token: SeShutdownPrivilege 2184 Process not Found Token: SeCreatePagefilePrivilege 2184 Process not Found Token: SeDebugPrivilege 1504 rundll32.exe Token: SeShutdownPrivilege 2184 Process not Found Token: SeCreatePagefilePrivilege 2184 Process not Found Token: SeShutdownPrivilege 2184 Process not Found Token: SeCreatePagefilePrivilege 2184 Process not Found Token: SeShutdownPrivilege 2184 Process not Found Token: SeCreatePagefilePrivilege 2184 Process not Found Token: SeShutdownPrivilege 2184 Process not Found Token: SeCreatePagefilePrivilege 2184 Process not Found Token: SeShutdownPrivilege 2184 Process not Found Token: SeCreatePagefilePrivilege 2184 Process not Found Token: SeShutdownPrivilege 2184 Process not Found Token: SeCreatePagefilePrivilege 2184 Process not Found Token: SeShutdownPrivilege 2184 Process not Found Token: SeCreatePagefilePrivilege 2184 Process not Found Token: SeShutdownPrivilege 2184 Process not Found Token: SeCreatePagefilePrivilege 2184 Process not Found Token: SeShutdownPrivilege 2184 Process not Found Token: SeCreatePagefilePrivilege 2184 Process not Found - Suspicious use of FindShellTrayWindow 10 IoCs
pid Process 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 2184 Process not Found 1504 rundll32.exe 4004 rundll32.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2184 Process not Found 2184 Process not Found - Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 2184 wrote to memory of 1788 2184 Process not Found 82 PID 2184 wrote to memory of 1788 2184 Process not Found 82 PID 2184 wrote to memory of 1788 2184 Process not Found 82 PID 1788 wrote to memory of 1504 1788 C47D.exe 84 PID 1788 wrote to memory of 1504 1788 C47D.exe 84 PID 1788 wrote to memory of 1504 1788 C47D.exe 84 PID 1504 wrote to memory of 4004 1504 rundll32.exe 91 PID 1504 wrote to memory of 4004 1504 rundll32.exe 91 PID 1504 wrote to memory of 4004 1504 rundll32.exe 91 PID 1504 wrote to memory of 4684 1504 rundll32.exe 92 PID 1504 wrote to memory of 4684 1504 rundll32.exe 92 PID 1504 wrote to memory of 4684 1504 rundll32.exe 92 PID 1504 wrote to memory of 3296 1504 rundll32.exe 94 PID 1504 wrote to memory of 3296 1504 rundll32.exe 94 PID 1504 wrote to memory of 3296 1504 rundll32.exe 94 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 rundll32.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4712
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C:\Users\Admin\AppData\Local\Temp\C47D.exeC:\Users\Admin\AppData\Local\Temp\C47D.exe1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1788 -
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\system32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\Wtfoiq.tmp",Iyidwoiowsw2⤵
- Blocklisted process makes network request
- Sets DLL path for service in the registry
- Sets service image path in registry
- Loads dropped DLL
- Accesses Microsoft Outlook accounts
- Accesses Microsoft Outlook profiles
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1504 -
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" "C:\Windows\system32\shell32.dll",#61 155613⤵
- Modifies registry class
- Suspicious use of FindShellTrayWindow
PID:4004
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C:\Windows\SysWOW64\schtasks.exeschtasks /End /tn \Microsoft\Windows\Wininet\CacheTask3⤵PID:4684
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C:\Windows\SysWOW64\schtasks.exeschtasks /Run /tn \Microsoft\Windows\Wininet\CacheTask3⤵PID:3296
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C:\Windows\SysWOW64\schtasks.exeschtasks /End /tn \Microsoft\Windows\Wininet\CacheTask3⤵PID:3756
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1788 -s 5522⤵
- Program crash
PID:1464
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1788 -ip 17881⤵PID:1360
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:2096
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k LocalService1⤵PID:4332
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\system32\rundll32.exe" "c:\program files (x86)\windowspowershell\modules\datamatrix.dll",OhYkMQ==2⤵PID:4960
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Program Files (x86)\WindowsPowerShell\Modules\DataMatrix.dll
- Size 714KB
- SHA256 db7bfee69fbc8abde143745a8230079b2aaad70e5b76501e6388c62d75b68be0
- MD5 752994ced82e82e67ad6950849dbf034
- SHA1 7e8492baa7128efca3ea6af1aca4a6e11cf58840
- SHA512 997d8439be1d6a6744dbed7190985db70b607cc42db3cfeb51010823416f1c188311243faebeef3743a499476f1cbc321cdd91a239ddfd4b929871ab93355731
- SSDEEP 12288:08jfuQWjK3lYRk52K/iAkyshv2zjTywBZmAUYiUy+Cz1yVBMjiItbNFNIJOI/rFu:08DWK3l4kkEPjfywBLTvFFMjiItbNrdr
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Program Files (x86)\WindowsPowerShell\Modules\DataMatrix.dll
- Size 714KB
- SHA256 db7bfee69fbc8abde143745a8230079b2aaad70e5b76501e6388c62d75b68be0
- MD5 752994ced82e82e67ad6950849dbf034
- SHA1 7e8492baa7128efca3ea6af1aca4a6e11cf58840
- SHA512 997d8439be1d6a6744dbed7190985db70b607cc42db3cfeb51010823416f1c188311243faebeef3743a499476f1cbc321cdd91a239ddfd4b929871ab93355731
- SSDEEP 12288:08jfuQWjK3lYRk52K/iAkyshv2zjTywBZmAUYiUy+Cz1yVBMjiItbNFNIJOI/rFu:08DWK3l4kkEPjfywBLTvFFMjiItbNrdr
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\{B7E8E476-349D-60AA-651B-798B40E3CAEC}\C2RManifest.officemuiset.msi.16.en-us.xml
- Size 1KB
- SHA256 f5b39bd24efbf27831061a34d1a78cea8f0073bfccade786129495f17cf2f112
- MD5 576aefa0d5cef530c59ff90625d60e25
- SHA1 19be51d3942120e5474e0711592718da525eaa20
- SHA512 0d342bb21bb9651c0c36831718d9009af790bf808a9f38ec1788a06428d08d1299f4e215bd08e4912acc25d0f41ae95f3118019aa2811e89f35453b0ef8b32bf
- MD5 SHA1 SHA512
- Path C:\ProgramData\{B7E8E476-349D-60AA-651B-798B40E3CAEC}\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe.xml
- Size 22KB
- SHA256 9337e81fdc5c57705e3c587ce9bf99bc176e127acd2539eb6a18c3a6c2b87816
- MD5 e0deca52ec488a29758550b78fa3b719
- SHA1 188ae9939a0875f11a611ee7d8604c7a348bc0d2
- SHA512 ce84157a418fa8b2d5b576da37796b323b8d2a5e8af6e9651c23ecfb1a32dc0f65872d2919f148c5deaed4acd5b4336767fd949fd98ab2aafbf36abaeca863f3
- SSDEEP 384:607Edxcvu6g8bHc4dkRPwls6/UT4iflN/0F5wp+S9p/etzmVPVVVTVgVlVrVIVsZ:Du6guz6NbRML5EIc0o9yP4MzUrbsnYdA
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\{B7E8E476-349D-60AA-651B-798B40E3CAEC}\Microsoft.CredDialogHost_10.0.19041.1023_neutral__cw5n1h2txyewy.xml
- Size 1KB
- SHA256 b7e5f69aa3d04494c0a0d3a09b70d48b38b5264f74c04a49e5886bb6cc78889a
- MD5 8c59faf203fc8a2a460920be06eb2b4e
- SHA1 833cf94c8a893ed6199812f4ca6f177af7dc43c1
- SHA512 5fa0271ecb6995cac9c003e6d3313c6fa5f89a360711ff4b80292379f58c33d8802413c8c63d1312913934a7144f0a2cfffddeab05d69afd4a1d810c5003bc5f
- MD5 SHA1 SHA512
- Path C:\ProgramData\{B7E8E476-349D-60AA-651B-798B40E3CAEC}\Microsoft.LockApp_10.0.19041.1023_neutral__cw5n1h2txyewy.xml
- Size 2KB
- SHA256 6d6bb6749a28b69f42fede441d1c84dbff9c3f69938e637eee4fc260d0c92301
- MD5 2ff808c347a1bd28f3df3bc8873d73d6
- SHA1 afc3b29446a1e5ea641db1c5f1521b2f5c814581
- SHA512 33c2861f5b1f0b87be1f7a5d59313d5977d284ba70a126541f2daed6297ac35cf11c4f43107148f05da7e4748f49b3e99335d4c2164ba04e0a4f17830afd1706
- MD5 SHA1 SHA512
- Path C:\ProgramData\{B7E8E476-349D-60AA-651B-798B40E3CAEC}\Microsoft.MicrosoftOfficeHub_18.1903.1152.0_neutral_split.scale-100_8wekyb3d8bbwe.xml
- Size 913B
- SHA256 8dcf324dfacd70d3e32cd9423bf9067f3cbc50929dee5154bdaa531c84a9dc27
- MD5 1600f66ce0d9c342eb6a49155a2f8c14
- SHA1 e13fdac3eb45a9d47f965b2f2cf7f2ff4893af07
- SHA512 ed27ee001fefa4d7ae3ab0fe2cb1059f277692eb0b6fddb6092467ec67cfdacc3db2252e8700095ccaf503e7ca0c7942771614b1b2a0b800fd27daa30ebb5b00
- MD5 SHA1 SHA512
- Path C:\ProgramData\{B7E8E476-349D-60AA-651B-798B40E3CAEC}\MicrosoftOffice2016Win64.xml
- Size 64KB
- SHA256 bf05f685c4c0b4fae3c0ef014535d83a89088e026b1872ef6ad50ffa381b4490
- MD5 dfb978df0faed93e4ec5ad1135e908ae
- SHA1 31e7bb7856fad49be905210ee15a15e5f79fae3e
- SHA512 198e2ee755cc5e29884af59f65b96f6bcd0513cd4bf93867732b32f3e9487300508a1abdd9105183a8d99ebd5fda33b1946db244409380a4f4cae515038add82
- SSDEEP 768:TAm4YPEmbb237KzG9SEMA+4IpREriy70ykiLF3H4:ERYPEmW37YGkEMA5IudjLFI
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\{B7E8E476-349D-60AA-651B-798B40E3CAEC}\MicrosoftSkypeForBusiness2016Win64.xml
- Size 2KB
- SHA256 40ad82a3af39ac5ecca299f7d0c57a8de41c75c96e2c0fa49c0dcb5b442f14cf
- MD5 bd044f090776619270e4e49b20dd006f
- SHA1 8279e5b49f7322f11364ff10d694578b56fafcd2
- SHA512 19214b4e046c1146ca1e06a35f69daaccf604b7fb42f6d6050794874e4bab03c6bbff66e68e7d9243265c246126d9231fe24ff633a6adcbcffd7a0831f91deaf
- MD5 SHA1 SHA512
- Path C:\ProgramData\{B7E8E476-349D-60AA-651B-798B40E3CAEC}\Rwdfud.tmp
- Size 3.5MB
- SHA256 1044d35f203151db1b35d49ced8a77b0ab1b1ff130c0fc1a48adef7208ca5a76
- MD5 77343f14826db922a5265f393486548b
- SHA1 371b302fe321e2f96473978f28689236bbe5e45e
- SHA512 d69ac84a18278a5a844f0b1586592c7f14f96dc6e1895781d800e04bc318d4f1c964dab12acca95c3b99a7f3a21d63ed99b6d4c8cc0eca422c3e18dbc30ae3ce
- SSDEEP 49152:vRtnfJ3ux/CmGfE2gbb7JSJ497G44iPFeqlwz9Tf2KtS2WBoyzcDeH/01rY+Y9A0:vTfJ3ux/HTn7UipXeF9T5WqyI20RYrnl
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\{B7E8E476-349D-60AA-651B-798B40E3CAEC}\Rwdfud.tmp
- Size 3.5MB
- SHA256 1044d35f203151db1b35d49ced8a77b0ab1b1ff130c0fc1a48adef7208ca5a76
- MD5 77343f14826db922a5265f393486548b
- SHA1 371b302fe321e2f96473978f28689236bbe5e45e
- SHA512 d69ac84a18278a5a844f0b1586592c7f14f96dc6e1895781d800e04bc318d4f1c964dab12acca95c3b99a7f3a21d63ed99b6d4c8cc0eca422c3e18dbc30ae3ce
- SSDEEP 49152:vRtnfJ3ux/CmGfE2gbb7JSJ497G44iPFeqlwz9Tf2KtS2WBoyzcDeH/01rY+Y9A0:vTfJ3ux/HTn7UipXeF9T5WqyI20RYrnl
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\{B7E8E476-349D-60AA-651B-798B40E3CAEC}\print_pref.ico
- Size 56KB
- SHA256 6b4b668a30271d7853257b5752dc429b39c7b264e77ff3533196e6fd03fbeb88
- MD5 a52a082f2b18811deaf3138d27c57af8
- SHA1 317bf685e50de705818bff26f032e7f593830509
- SHA512 0d6f4bbb993b4e9a0069ddd0503ceb45d8a1cc6f6453cc2faf91cb137fa49e15eeaa3d77cb9954cc07701153932da51977d467c54b1e0fcfe74b6670cac47d99
- SSDEEP 768:NWKk07scqcdJbqGjxORUASc+d1vxpKqO6+gTpnhKB9zJJBivZ0IUnCeMt7bnJlcS:NWL0IcpBjxOfSc+d1H2ZmhKLFu+it7US
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\C47D.exe
- Size 1.0MB
- SHA256 21e4da7670a154f9f13e1eabb39c81f685c1965db1100c69f6d081d5bdb525f4
- MD5 927449a1ad6734b1726246fbf9045951
- SHA1 a73c88f3ace534b30e1eacb2b0f14da7f9eb2e0c
- SHA512 f32473bed899b626c8fe2d6cbc541903de0e02b3ecda3fad1cb24f6824df9a720d5a289cf1df242ae6ea60cb86562e25c4d6d6cf157ee3143ec9d8778595523f
- SSDEEP 12288:pZ6z4ajUelzID9wThT+IOU6XJ6mVATBtmX8PUmV8A3BdHAU4V5uvC67jG4TItOgH:pY4ageeEhTyU6Z6jOXq33j4e7jGttCz
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\C47D.exe
- Size 1.0MB
- SHA256 21e4da7670a154f9f13e1eabb39c81f685c1965db1100c69f6d081d5bdb525f4
- MD5 927449a1ad6734b1726246fbf9045951
- SHA1 a73c88f3ace534b30e1eacb2b0f14da7f9eb2e0c
- SHA512 f32473bed899b626c8fe2d6cbc541903de0e02b3ecda3fad1cb24f6824df9a720d5a289cf1df242ae6ea60cb86562e25c4d6d6cf157ee3143ec9d8778595523f
- SSDEEP 12288:pZ6z4ajUelzID9wThT+IOU6XJ6mVATBtmX8PUmV8A3BdHAU4V5uvC67jG4TItOgH:pY4ageeEhTyU6Z6jOXq33j4e7jGttCz
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\Wtfoiq.tmp
- Size 714KB
- SHA256 d0ac0e9021c6e231c60256198309b7f72ce4c5e772cf343b5456c2ce0664b9bd
- MD5 9dd70d24b2657a9254b9fd536a4d06d5
- SHA1 348a1d210d7c4daef8ecdb692eadf3975971e8ee
- SHA512 dee5bfe83fdf196c78ee255e50a25994220ce9ecac22eb24323df70e668714d7a810b67ddace7809d9d7e2160a35c4603deedb64b1660d82dde58586c34d2ab6
- SSDEEP 12288:V8jfuQWjK3lYRk52K/iAkyshv2zjTywBZmAUYiUy+Cz1yVBMjiItbNFNIJOI/rFu:V8DWK3l4kkEPjfywBLTvFFMjiItbNrdr
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\Wtfoiq.tmp
- Size 714KB
- SHA256 d0ac0e9021c6e231c60256198309b7f72ce4c5e772cf343b5456c2ce0664b9bd
- MD5 9dd70d24b2657a9254b9fd536a4d06d5
- SHA1 348a1d210d7c4daef8ecdb692eadf3975971e8ee
- SHA512 dee5bfe83fdf196c78ee255e50a25994220ce9ecac22eb24323df70e668714d7a810b67ddace7809d9d7e2160a35c4603deedb64b1660d82dde58586c34d2ab6
- SSDEEP 12288:V8jfuQWjK3lYRk52K/iAkyshv2zjTywBZmAUYiUy+Cz1yVBMjiItbNFNIJOI/rFu:V8DWK3l4kkEPjfywBLTvFFMjiItbNrdr
- MD5 SHA1 SHA512 SSDEEP
- Path \??\c:\program files (x86)\windowspowershell\modules\datamatrix.dll
- Size 714KB
- SHA256 db7bfee69fbc8abde143745a8230079b2aaad70e5b76501e6388c62d75b68be0
- MD5 752994ced82e82e67ad6950849dbf034
- SHA1 7e8492baa7128efca3ea6af1aca4a6e11cf58840
- SHA512 997d8439be1d6a6744dbed7190985db70b607cc42db3cfeb51010823416f1c188311243faebeef3743a499476f1cbc321cdd91a239ddfd4b929871ab93355731
- SSDEEP 12288:08jfuQWjK3lYRk52K/iAkyshv2zjTywBZmAUYiUy+Cz1yVBMjiItbNFNIJOI/rFu:08DWK3l4kkEPjfywBLTvFFMjiItbNrdr
- MD5 SHA1 SHA512 SSDEEP