Analysis
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max time kernel
166s -
max time network
186s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
11/02/2022, 06:37
Static task
static1
Behavioral task
behavioral1
Sample
b0218cc130eb7bf6919249d5e45e085a6196381213ba215f3ac4e95faac05ed1.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
b0218cc130eb7bf6919249d5e45e085a6196381213ba215f3ac4e95faac05ed1.exe
Resource
win10v2004-en-20220113
General
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Target
b0218cc130eb7bf6919249d5e45e085a6196381213ba215f3ac4e95faac05ed1.exe
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Size
55KB
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MD5
31b00898b80e8969e66e730751e6bc0b
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SHA1
77776298181a2796133335760875416f28869c88
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SHA256
b0218cc130eb7bf6919249d5e45e085a6196381213ba215f3ac4e95faac05ed1
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SHA512
423ca1880a4b649d186d03e7cadd3ce6abbf69795c5be8eedd5a36a7728beda785dadcbd64ae56da7bb7895f3ec9fe72f84e061a10cd8073d38b5e61df11ca4f
Malware Config
Extracted
C:\HOW_TO_RESTORE_FILES.html
Signatures
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GlobeImposter
GlobeImposter is a ransomware first seen in 2017.
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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 b0218cc130eb7bf6919249d5e45e085a6196381213ba215f3ac4e95faac05ed1.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\\b0218cc130eb7bf6919249d5e45e085a6196381213ba215f3ac4e95faac05ed1.exe" b0218cc130eb7bf6919249d5e45e085a6196381213ba215f3ac4e95faac05ed1.exe -
Drops desktop.ini file(s) 9 IoCs
description ioc Process File opened for modification C:\Users\Public\desktop.ini b0218cc130eb7bf6919249d5e45e085a6196381213ba215f3ac4e95faac05ed1.exe File opened for modification C:\Users\Public\Pictures\desktop.ini b0218cc130eb7bf6919249d5e45e085a6196381213ba215f3ac4e95faac05ed1.exe File opened for modification C:\Users\Public\Libraries\desktop.ini b0218cc130eb7bf6919249d5e45e085a6196381213ba215f3ac4e95faac05ed1.exe File opened for modification C:\Users\Public\Downloads\desktop.ini b0218cc130eb7bf6919249d5e45e085a6196381213ba215f3ac4e95faac05ed1.exe File opened for modification C:\Users\Public\Documents\desktop.ini b0218cc130eb7bf6919249d5e45e085a6196381213ba215f3ac4e95faac05ed1.exe File opened for modification C:\Users\Public\Desktop\desktop.ini b0218cc130eb7bf6919249d5e45e085a6196381213ba215f3ac4e95faac05ed1.exe File opened for modification C:\Users\Public\AccountPictures\desktop.ini b0218cc130eb7bf6919249d5e45e085a6196381213ba215f3ac4e95faac05ed1.exe File opened for modification C:\Users\Public\Videos\desktop.ini b0218cc130eb7bf6919249d5e45e085a6196381213ba215f3ac4e95faac05ed1.exe File opened for modification C:\Users\Public\Music\desktop.ini b0218cc130eb7bf6919249d5e45e085a6196381213ba215f3ac4e95faac05ed1.exe -
Drops file in Windows directory 6 IoCs
description ioc Process File opened for modification C:\Windows\WindowsUpdate.log svchost.exe 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 -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeShutdownPrivilege 4492 svchost.exe Token: SeCreatePagefilePrivilege 4492 svchost.exe Token: SeShutdownPrivilege 4492 svchost.exe Token: SeCreatePagefilePrivilege 4492 svchost.exe Token: SeShutdownPrivilege 4492 svchost.exe Token: SeCreatePagefilePrivilege 4492 svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b0218cc130eb7bf6919249d5e45e085a6196381213ba215f3ac4e95faac05ed1.exe"C:\Users\Admin\AppData\Local\Temp\b0218cc130eb7bf6919249d5e45e085a6196381213ba215f3ac4e95faac05ed1.exe"1⤵
- Adds Run key to start application
- Drops desktop.ini file(s)
PID:4272
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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:4492