Analysis
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max time kernel
205s -
max time network
222s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
11/02/2022, 06:37
Static task
static1
Behavioral task
behavioral1
Sample
af465059d0e8e0fa2245827444945fe702b73703f5125350497f1f7dc3e0ec56.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
af465059d0e8e0fa2245827444945fe702b73703f5125350497f1f7dc3e0ec56.exe
Resource
win10v2004-en-20220112
General
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Target
af465059d0e8e0fa2245827444945fe702b73703f5125350497f1f7dc3e0ec56.exe
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Size
55KB
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MD5
3bed9a451fa0d6a4f6ff7672c8cbade0
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SHA1
2b1fd47d121c66c1d2d13593db0c90d577a2a2d4
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SHA256
af465059d0e8e0fa2245827444945fe702b73703f5125350497f1f7dc3e0ec56
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SHA512
d1da1e30e1067e89199df26ea3ff0a095f92951aeccb776fed84b5433b2e49a1789f3fa5fb9f8c5510e5d03692c66885a980184c6e4b16e367086144380935cd
Malware Config
Extracted
C:\how_to_back_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-1-5-21-790714498-1549421491-1643397139-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce af465059d0e8e0fa2245827444945fe702b73703f5125350497f1f7dc3e0ec56.exe Set value (str) \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\BrowserUpdateCheck = "C:\\Users\\Admin\\AppData\\Local\\af465059d0e8e0fa2245827444945fe702b73703f5125350497f1f7dc3e0ec56.exe" af465059d0e8e0fa2245827444945fe702b73703f5125350497f1f7dc3e0ec56.exe -
Drops desktop.ini file(s) 9 IoCs
description ioc Process File opened for modification C:\Users\Public\desktop.ini af465059d0e8e0fa2245827444945fe702b73703f5125350497f1f7dc3e0ec56.exe File opened for modification C:\Users\Public\Music\desktop.ini af465059d0e8e0fa2245827444945fe702b73703f5125350497f1f7dc3e0ec56.exe File opened for modification C:\Users\Public\Libraries\desktop.ini af465059d0e8e0fa2245827444945fe702b73703f5125350497f1f7dc3e0ec56.exe File opened for modification C:\Users\Public\Downloads\desktop.ini af465059d0e8e0fa2245827444945fe702b73703f5125350497f1f7dc3e0ec56.exe File opened for modification C:\Users\Public\Documents\desktop.ini af465059d0e8e0fa2245827444945fe702b73703f5125350497f1f7dc3e0ec56.exe File opened for modification C:\Users\Public\Videos\desktop.ini af465059d0e8e0fa2245827444945fe702b73703f5125350497f1f7dc3e0ec56.exe File opened for modification C:\Users\Public\Pictures\desktop.ini af465059d0e8e0fa2245827444945fe702b73703f5125350497f1f7dc3e0ec56.exe File opened for modification C:\Users\Public\Desktop\desktop.ini af465059d0e8e0fa2245827444945fe702b73703f5125350497f1f7dc3e0ec56.exe File opened for modification C:\Users\Public\AccountPictures\desktop.ini af465059d0e8e0fa2245827444945fe702b73703f5125350497f1f7dc3e0ec56.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0 MusNotifyIcon.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz MusNotifyIcon.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\af465059d0e8e0fa2245827444945fe702b73703f5125350497f1f7dc3e0ec56.exe"C:\Users\Admin\AppData\Local\Temp\af465059d0e8e0fa2245827444945fe702b73703f5125350497f1f7dc3e0ec56.exe"1⤵
- Adds Run key to start application
- Drops desktop.ini file(s)
PID:3132
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:3936