Analysis
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max time kernel
151s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
17-02-2022 11:08
Static task
static1
Behavioral task
behavioral1
Sample
core.bat
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
core.bat
Resource
win10v2004-en-20220112
Behavioral task
behavioral3
Sample
hockey-x32.dll
Resource
win7-en-20211208
Behavioral task
behavioral4
Sample
hockey-x32.dll
Resource
win10v2004-en-20220112
General
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Target
core.bat
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Size
188B
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MD5
71bf630eea233e549a19dddb5a6b7d03
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SHA1
b93329214e0a9b9ab3af6fc553eb5a5c3601e009
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SHA256
b1614b1134030c9b6f1a2210050697f4f30efd8f5126a6ad735e9ae82ecc6b5b
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SHA512
08ffe8caacfe203e559f6a05cc07d4af603c7d081a18d46fc7c56966f3a2be7122392eef26b518540fa1c9cb43d7b206dd47140addcc2b271081c6332ca5fa46
Malware Config
Extracted
icedid
Signatures
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Blocklisted process makes network request 3 IoCs
Processes:
rundll32.exeflow pid process 65 1716 rundll32.exe 66 1716 rundll32.exe 67 1716 rundll32.exe -
Downloads MZ/PE file
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Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid process 1716 rundll32.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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Accesses Microsoft Outlook profiles 1 TTPs 7 IoCs
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 rundll32.exe Key opened \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 rundll32.exe Key opened \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 rundll32.exe Key opened \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Software\Microsoft\Office\13.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 rundll32.exe Key opened \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Software\Microsoft\Office\14.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 rundll32.exe Key opened \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 rundll32.exe Key opened \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 rundll32.exe -
Drops file in Windows directory 3 IoCs
Processes:
svchost.exeTiWorker.exedescription ioc process File opened for modification C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat svchost.exe File opened for modification C:\Windows\Logs\CBS\CBS.log TiWorker.exe File opened for modification C:\Windows\WinSxS\pending.xml TiWorker.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
MusNotifyIcon.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz MusNotifyIcon.exe Key opened \Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0 MusNotifyIcon.exe -
Discovers systems in the same network 1 TTPs 2 IoCs
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Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.
Processes:
ipconfig.exepid process 3260 ipconfig.exe -
Gathers system information 1 TTPs 1 IoCs
Runs systeminfo.exe.
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Modifies data under HKEY_USERS 55 IoCs
Processes:
svchost.exedescription ioc process Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4372" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "0" svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4076" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132897461521828730" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CDNConnectionCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\GeoVersion_EndpointFullUri = "https://geover.prod.do.dsp.mp.microsoft.com/geoversion" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLanBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PeerInfoCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLinkLocalBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "4" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\GroupConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "13.635996" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4168" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCacheHostBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "1" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CacheSizeBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthlyUploadRestriction = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "25.008083" svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DownloadMode_BackCompat = "1" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\Geo_EndpointFullUri = "https://geo.prod.do.dsp.mp.microsoft.com/geo" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyInternetBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "90228624" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "6.665947" svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "1157726" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "2" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyInternetBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "1" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\FrDownloadRatePct = "90" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.006548" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyLanBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrCnt = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LANConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "0" svchost.exe -
Modifies registry class 2 IoCs
Processes:
rundll32.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000_Classes\CLSID\{7422A187-B701-4438-F3B2-08CCD57253D9} rundll32.exe Set value (data) \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000_Classes\CLSID\{7422A187-B701-4438-F3B2-08CCD57253D9}\ = 4fa20ce0304e99670451d305f6eba5dd02a453ab989b1b7789fd8b529e10f216cb27c98c57f1198954c43d1cb011758565d9e254739651c4a0dc61ac946a23bb67258756841be31cdfecb99c090de18c52b7dc1a769bb3522e0b867b9557027408198462ba4ce41ffe0d3f54eb777f4e9ec96c4d024b32345e9eefab621c4e583346595b599346a671b4116f29544047d8842ddf93daad94afca196533d538dd766ab113782b0a83c5235c4d3ccc8f00e0ef7a7350c186e517e472b4d7cdee76 rundll32.exe -
Runs net.exe
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Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
rundll32.exepid process 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe 1716 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
TiWorker.exedescription pid process Token: SeSecurityPrivilege 1772 TiWorker.exe Token: SeRestorePrivilege 1772 TiWorker.exe Token: SeBackupPrivilege 1772 TiWorker.exe Token: SeBackupPrivilege 1772 TiWorker.exe Token: SeRestorePrivilege 1772 TiWorker.exe Token: SeSecurityPrivilege 1772 TiWorker.exe Token: SeBackupPrivilege 1772 TiWorker.exe Token: SeRestorePrivilege 1772 TiWorker.exe Token: SeSecurityPrivilege 1772 TiWorker.exe Token: SeBackupPrivilege 1772 TiWorker.exe Token: SeRestorePrivilege 1772 TiWorker.exe Token: SeSecurityPrivilege 1772 TiWorker.exe Token: SeBackupPrivilege 1772 TiWorker.exe Token: SeRestorePrivilege 1772 TiWorker.exe Token: SeSecurityPrivilege 1772 TiWorker.exe Token: SeBackupPrivilege 1772 TiWorker.exe Token: SeRestorePrivilege 1772 TiWorker.exe Token: SeSecurityPrivilege 1772 TiWorker.exe Token: SeBackupPrivilege 1772 TiWorker.exe Token: SeRestorePrivilege 1772 TiWorker.exe Token: SeSecurityPrivilege 1772 TiWorker.exe Token: SeBackupPrivilege 1772 TiWorker.exe Token: SeRestorePrivilege 1772 TiWorker.exe Token: SeSecurityPrivilege 1772 TiWorker.exe Token: SeBackupPrivilege 1772 TiWorker.exe Token: SeRestorePrivilege 1772 TiWorker.exe Token: SeSecurityPrivilege 1772 TiWorker.exe Token: SeBackupPrivilege 1772 TiWorker.exe Token: SeRestorePrivilege 1772 TiWorker.exe Token: SeSecurityPrivilege 1772 TiWorker.exe Token: SeBackupPrivilege 1772 TiWorker.exe Token: SeRestorePrivilege 1772 TiWorker.exe Token: SeSecurityPrivilege 1772 TiWorker.exe Token: SeBackupPrivilege 1772 TiWorker.exe Token: SeRestorePrivilege 1772 TiWorker.exe Token: SeSecurityPrivilege 1772 TiWorker.exe Token: SeBackupPrivilege 1772 TiWorker.exe Token: SeRestorePrivilege 1772 TiWorker.exe Token: SeSecurityPrivilege 1772 TiWorker.exe Token: SeBackupPrivilege 1772 TiWorker.exe Token: SeRestorePrivilege 1772 TiWorker.exe Token: SeSecurityPrivilege 1772 TiWorker.exe Token: SeBackupPrivilege 1772 TiWorker.exe Token: SeRestorePrivilege 1772 TiWorker.exe Token: SeSecurityPrivilege 1772 TiWorker.exe Token: SeBackupPrivilege 1772 TiWorker.exe Token: SeRestorePrivilege 1772 TiWorker.exe Token: SeSecurityPrivilege 1772 TiWorker.exe Token: SeBackupPrivilege 1772 TiWorker.exe Token: SeRestorePrivilege 1772 TiWorker.exe Token: SeSecurityPrivilege 1772 TiWorker.exe Token: SeBackupPrivilege 1772 TiWorker.exe Token: SeRestorePrivilege 1772 TiWorker.exe Token: SeSecurityPrivilege 1772 TiWorker.exe Token: SeBackupPrivilege 1772 TiWorker.exe Token: SeRestorePrivilege 1772 TiWorker.exe Token: SeSecurityPrivilege 1772 TiWorker.exe Token: SeBackupPrivilege 1772 TiWorker.exe Token: SeRestorePrivilege 1772 TiWorker.exe Token: SeSecurityPrivilege 1772 TiWorker.exe Token: SeBackupPrivilege 1772 TiWorker.exe Token: SeRestorePrivilege 1772 TiWorker.exe Token: SeSecurityPrivilege 1772 TiWorker.exe Token: SeBackupPrivilege 1772 TiWorker.exe -
Suspicious use of WriteProcessMemory 28 IoCs
Processes:
cmd.exerundll32.execmd.exenet.exenet.exedescription pid process target process PID 3708 wrote to memory of 1716 3708 cmd.exe rundll32.exe PID 3708 wrote to memory of 1716 3708 cmd.exe rundll32.exe PID 1716 wrote to memory of 1844 1716 rundll32.exe cmd.exe PID 1716 wrote to memory of 1844 1716 rundll32.exe cmd.exe PID 1844 wrote to memory of 384 1844 cmd.exe chcp.com PID 1844 wrote to memory of 384 1844 cmd.exe chcp.com PID 1716 wrote to memory of 3712 1716 rundll32.exe WMIC.exe PID 1716 wrote to memory of 3712 1716 rundll32.exe WMIC.exe PID 1716 wrote to memory of 3260 1716 rundll32.exe ipconfig.exe PID 1716 wrote to memory of 3260 1716 rundll32.exe ipconfig.exe PID 1716 wrote to memory of 3396 1716 rundll32.exe systeminfo.exe PID 1716 wrote to memory of 3396 1716 rundll32.exe systeminfo.exe PID 1716 wrote to memory of 2176 1716 rundll32.exe net.exe PID 1716 wrote to memory of 2176 1716 rundll32.exe net.exe PID 2176 wrote to memory of 3524 2176 net.exe net1.exe PID 2176 wrote to memory of 3524 2176 net.exe net1.exe PID 1716 wrote to memory of 768 1716 rundll32.exe nltest.exe PID 1716 wrote to memory of 768 1716 rundll32.exe nltest.exe PID 1716 wrote to memory of 3648 1716 rundll32.exe nltest.exe PID 1716 wrote to memory of 3648 1716 rundll32.exe nltest.exe PID 1716 wrote to memory of 3448 1716 rundll32.exe net.exe PID 1716 wrote to memory of 3448 1716 rundll32.exe net.exe PID 1716 wrote to memory of 432 1716 rundll32.exe net.exe PID 1716 wrote to memory of 432 1716 rundll32.exe net.exe PID 1716 wrote to memory of 2432 1716 rundll32.exe net.exe PID 1716 wrote to memory of 2432 1716 rundll32.exe net.exe PID 2432 wrote to memory of 808 2432 net.exe net1.exe PID 2432 wrote to memory of 808 2432 net.exe net1.exe -
outlook_office_path 1 IoCs
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 rundll32.exe -
outlook_win_path 1 IoCs
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 rundll32.exe
Processes
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\core.bat"1⤵
- Suspicious use of WriteProcessMemory
PID:3708 -
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\hockey-x32.tmp,DllMain /i="license.dat"2⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1716 -
C:\Windows\system32\cmd.execmd.exe /c chcp >&23⤵
- Suspicious use of WriteProcessMemory
PID:1844 -
C:\Windows\system32\chcp.comchcp4⤵PID:384
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C:\Windows\System32\Wbem\WMIC.exeWMIC /Node:localhost /Namespace:\\root\SecurityCenter2 Path AntiVirusProduct Get * /Format:List3⤵PID:3712
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C:\Windows\system32\ipconfig.exeipconfig /all3⤵
- Gathers network information
PID:3260
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C:\Windows\system32\systeminfo.exesysteminfo3⤵
- Gathers system information
PID:3396
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C:\Windows\system32\net.exenet config workstation3⤵
- Suspicious use of WriteProcessMemory
PID:2176 -
C:\Windows\system32\net1.exeC:\Windows\system32\net1 config workstation4⤵PID:3524
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C:\Windows\system32\nltest.exenltest /domain_trusts3⤵PID:768
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C:\Windows\system32\nltest.exenltest /domain_trusts /all_trusts3⤵PID:3648
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C:\Windows\system32\net.exenet view /all /domain3⤵
- Discovers systems in the same network
PID:3448
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C:\Windows\system32\net.exenet view /all3⤵
- Discovers systems in the same network
PID:432
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C:\Windows\system32\net.exenet group "Domain Admins" /domain3⤵
- Suspicious use of WriteProcessMemory
PID:2432 -
C:\Windows\system32\net1.exeC:\Windows\system32\net1 group "Domain Admins" /domain4⤵PID:808
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:1900
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:3208
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C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exeC:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:1772
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
26d773a69f6fad3200d49a7aaa77752b
SHA13970ffe8aefe0c30daaec65b85fb103c0fc0f2a7
SHA256fca6b7fe66ad9973f18f407e83b56dacd04197cbd35efc498a342d73d6a113e5
SHA5120041b52514460dda19dd065fc46393f6fbe248a4c62fce28e0819abd952756996b34fdea286eb7814a7c868a12656a065278932760e61e53f7102b0dba324e4f
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MD5
7eb64145636d2e8343d9077f15c11022
SHA1c0b221ca05431092bc1c789a33d199124c8fec1c
SHA25696e657e1face63798a43e6210dba8d8c2f618d0be1230b95ab59d8bd23fc165a
SHA51253171e09d3d146fe02e481944e1c5481f1bb48eaf66259d1b8bbbbf7a83efc4a73fc28089c7e1eacf221620cdff6ea7f1049c17720181fde88b4bdc27c1ea9b6