Analysis
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max time kernel
158s -
max time network
183s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
11-02-2022 06:37
Static task
static1
Behavioral task
behavioral1
Sample
b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe
Resource
win10v2004-en-20220113
General
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Target
b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe
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Size
55KB
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MD5
2618ed2daa5368cf3f372760fdb9bad7
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SHA1
a3bba4569f7b292238b49bfdb0e681ee716b583e
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SHA256
b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68
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SHA512
0d9ad64912980f49afedfa2bc9dcb22906cf0adc956fea712fdafe2ff21c1bdd1491b436b9feddbd27c0d420d1eddcfae4cac11cd43f91e3d7e58bbf3d299f86
Malware Config
Extracted
C:\how_to_back_files.html
http://bitmsg.me
https://www.buybitcoinworldwide.com/united-states/
Signatures
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GlobeImposter
GlobeImposter is a ransomware first seen in 2017.
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Modifies extensions of user files 9 IoCs
Ransomware generally changes the extension on encrypted files.
description ioc Process File renamed C:\Users\Admin\Pictures\DisconnectUnpublish.raw => C:\Users\Admin\Pictures\DisconnectUnpublish.raw.crypt b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File renamed C:\Users\Admin\Pictures\InvokeCompare.raw => C:\Users\Admin\Pictures\InvokeCompare.raw.crypt b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File renamed C:\Users\Admin\Pictures\LimitUnregister.raw => C:\Users\Admin\Pictures\LimitUnregister.raw.crypt b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File renamed C:\Users\Admin\Pictures\SendProtect.tiff => C:\Users\Admin\Pictures\SendProtect.tiff.crypt b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File renamed C:\Users\Admin\Pictures\WatchRegister.tif => C:\Users\Admin\Pictures\WatchRegister.tif.crypt b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File renamed C:\Users\Admin\Pictures\EditSend.png => C:\Users\Admin\Pictures\EditSend.png.crypt b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File renamed C:\Users\Admin\Pictures\ExitStart.crw => C:\Users\Admin\Pictures\ExitStart.crw.crypt b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File opened for modification C:\Users\Admin\Pictures\SendProtect.tiff b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File renamed C:\Users\Admin\Pictures\SplitConvertFrom.raw => C:\Users\Admin\Pictures\SplitConvertFrom.raw.crypt b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe Set value (str) \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\BrowserUpdateCheck = "C:\\Users\\Admin\\AppData\\Local\\b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe" b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe -
Drops desktop.ini file(s) 23 IoCs
description ioc Process File opened for modification C:\Users\Public\Libraries\desktop.ini b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File opened for modification C:\Users\Public\Documents\desktop.ini b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File opened for modification C:\Users\Admin\Pictures\Saved Pictures\desktop.ini b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File opened for modification C:\Users\Admin\Contacts\desktop.ini b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File opened for modification C:\Users\Public\Pictures\desktop.ini b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File opened for modification C:\Users\Public\Downloads\desktop.ini b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File opened for modification C:\Users\Public\AccountPictures\desktop.ini b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File opened for modification C:\Users\Admin\Music\desktop.ini b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File opened for modification C:\Users\Public\desktop.ini b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File opened for modification C:\Users\Public\Music\desktop.ini b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File opened for modification C:\Users\Public\Desktop\desktop.ini b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File opened for modification C:\Users\Admin\Links\desktop.ini b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File opened for modification C:\Users\Admin\Downloads\desktop.ini b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File opened for modification C:\Users\Admin\Documents\desktop.ini b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File opened for modification C:\Users\Public\Videos\desktop.ini b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File opened for modification C:\Users\Admin\Videos\desktop.ini b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File opened for modification C:\Users\Admin\Searches\desktop.ini b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe File opened for modification C:\Users\Admin\Pictures\Camera Roll\desktop.ini b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe -
Drops file in Windows directory 8 IoCs
description ioc Process File opened for modification C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\DataStore.edb svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm svchost.exe File opened for modification C:\Windows\SoftwareDistribution\ReportingEvents.log 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 File opened for modification C:\Windows\WindowsUpdate.log svchost.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 4652 svchost.exe Token: SeCreatePagefilePrivilege 4652 svchost.exe Token: SeShutdownPrivilege 4652 svchost.exe Token: SeCreatePagefilePrivilege 4652 svchost.exe Token: SeShutdownPrivilege 4652 svchost.exe Token: SeCreatePagefilePrivilege 4652 svchost.exe Token: SeSecurityPrivilege 3192 TiWorker.exe Token: SeRestorePrivilege 3192 TiWorker.exe Token: SeBackupPrivilege 3192 TiWorker.exe Token: SeBackupPrivilege 3192 TiWorker.exe Token: SeRestorePrivilege 3192 TiWorker.exe Token: SeSecurityPrivilege 3192 TiWorker.exe Token: SeBackupPrivilege 3192 TiWorker.exe Token: SeRestorePrivilege 3192 TiWorker.exe Token: SeSecurityPrivilege 3192 TiWorker.exe Token: SeBackupPrivilege 3192 TiWorker.exe Token: SeRestorePrivilege 3192 TiWorker.exe Token: SeSecurityPrivilege 3192 TiWorker.exe Token: SeBackupPrivilege 3192 TiWorker.exe Token: SeRestorePrivilege 3192 TiWorker.exe Token: SeSecurityPrivilege 3192 TiWorker.exe Token: SeBackupPrivilege 3192 TiWorker.exe Token: SeRestorePrivilege 3192 TiWorker.exe Token: SeSecurityPrivilege 3192 TiWorker.exe Token: SeBackupPrivilege 3192 TiWorker.exe Token: SeRestorePrivilege 3192 TiWorker.exe Token: SeSecurityPrivilege 3192 TiWorker.exe Token: SeBackupPrivilege 3192 TiWorker.exe Token: SeRestorePrivilege 3192 TiWorker.exe Token: SeSecurityPrivilege 3192 TiWorker.exe Token: SeBackupPrivilege 3192 TiWorker.exe Token: SeRestorePrivilege 3192 TiWorker.exe Token: SeSecurityPrivilege 3192 TiWorker.exe Token: SeBackupPrivilege 3192 TiWorker.exe Token: SeRestorePrivilege 3192 TiWorker.exe Token: SeSecurityPrivilege 3192 TiWorker.exe Token: SeBackupPrivilege 3192 TiWorker.exe Token: SeRestorePrivilege 3192 TiWorker.exe Token: SeSecurityPrivilege 3192 TiWorker.exe Token: SeBackupPrivilege 3192 TiWorker.exe Token: SeRestorePrivilege 3192 TiWorker.exe Token: SeSecurityPrivilege 3192 TiWorker.exe Token: SeBackupPrivilege 3192 TiWorker.exe Token: SeRestorePrivilege 3192 TiWorker.exe Token: SeSecurityPrivilege 3192 TiWorker.exe Token: SeBackupPrivilege 3192 TiWorker.exe Token: SeRestorePrivilege 3192 TiWorker.exe Token: SeSecurityPrivilege 3192 TiWorker.exe Token: SeBackupPrivilege 3192 TiWorker.exe Token: SeRestorePrivilege 3192 TiWorker.exe Token: SeSecurityPrivilege 3192 TiWorker.exe Token: SeBackupPrivilege 3192 TiWorker.exe Token: SeRestorePrivilege 3192 TiWorker.exe Token: SeSecurityPrivilege 3192 TiWorker.exe Token: SeBackupPrivilege 3192 TiWorker.exe Token: SeRestorePrivilege 3192 TiWorker.exe Token: SeSecurityPrivilege 3192 TiWorker.exe Token: SeBackupPrivilege 3192 TiWorker.exe Token: SeRestorePrivilege 3192 TiWorker.exe Token: SeSecurityPrivilege 3192 TiWorker.exe Token: SeBackupPrivilege 3192 TiWorker.exe Token: SeRestorePrivilege 3192 TiWorker.exe Token: SeSecurityPrivilege 3192 TiWorker.exe Token: SeBackupPrivilege 3192 TiWorker.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe"C:\Users\Admin\AppData\Local\Temp\b2149de1829a4e1435f4e5ca41792a2f6d1444adfd7dab623743ff49c8865f68.exe"1⤵
- Modifies extensions of user files
- Adds Run key to start application
- Drops desktop.ini file(s)
PID:1680
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:4652
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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:3192