Analysis
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max time kernel
163s -
max time network
140s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
11-02-2022 06:47
Static task
static1
Behavioral task
behavioral1
Sample
77c2c8f92fad8416f9663f6f7ccf228c9e05d9a1993ce346ef04436e4f725355.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
77c2c8f92fad8416f9663f6f7ccf228c9e05d9a1993ce346ef04436e4f725355.exe
Resource
win10v2004-en-20220113
General
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Target
77c2c8f92fad8416f9663f6f7ccf228c9e05d9a1993ce346ef04436e4f725355.exe
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Size
55KB
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MD5
570546aa391e90078493acdd44852d1c
-
SHA1
f59b719fcd8e47fd3fd92a51d4182155a438c3db
-
SHA256
77c2c8f92fad8416f9663f6f7ccf228c9e05d9a1993ce346ef04436e4f725355
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SHA512
a94b4c68401d37bcad4d633f909b75116c09b05640be720317ca7e3c4513d18f97db19bc4ff9c3dd17dc4ae649bb10d627f8de76f5a4a41d5aa5c73f35c6cc61
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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Modifies extensions of user files 1 IoCs
Ransomware generally changes the extension on encrypted files.
description ioc Process File renamed C:\Users\Admin\Pictures\ApproveHide.tif => C:\Users\Admin\Pictures\ApproveHide.tif.keepcalm 77c2c8f92fad8416f9663f6f7ccf228c9e05d9a1993ce346ef04436e4f725355.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce 77c2c8f92fad8416f9663f6f7ccf228c9e05d9a1993ce346ef04436e4f725355.exe Set value (str) \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\BrowserUpdateCheck = "C:\\Users\\Admin\\AppData\\Local\\77c2c8f92fad8416f9663f6f7ccf228c9e05d9a1993ce346ef04436e4f725355.exe" 77c2c8f92fad8416f9663f6f7ccf228c9e05d9a1993ce346ef04436e4f725355.exe -
Drops desktop.ini file(s) 16 IoCs
description ioc Process File opened for modification C:\Users\Public\Music\desktop.ini 77c2c8f92fad8416f9663f6f7ccf228c9e05d9a1993ce346ef04436e4f725355.exe File opened for modification C:\Users\Public\Music\Sample Music\desktop.ini 77c2c8f92fad8416f9663f6f7ccf228c9e05d9a1993ce346ef04436e4f725355.exe File opened for modification C:\Users\Public\Videos\desktop.ini 77c2c8f92fad8416f9663f6f7ccf228c9e05d9a1993ce346ef04436e4f725355.exe File opened for modification C:\Users\Public\Recorded TV\Sample Media\desktop.ini 77c2c8f92fad8416f9663f6f7ccf228c9e05d9a1993ce346ef04436e4f725355.exe File opened for modification C:\Users\Public\Pictures\desktop.ini 77c2c8f92fad8416f9663f6f7ccf228c9e05d9a1993ce346ef04436e4f725355.exe File opened for modification C:\Users\Public\Libraries\desktop.ini 77c2c8f92fad8416f9663f6f7ccf228c9e05d9a1993ce346ef04436e4f725355.exe File opened for modification C:\Users\Admin\Videos\desktop.ini 77c2c8f92fad8416f9663f6f7ccf228c9e05d9a1993ce346ef04436e4f725355.exe File opened for modification C:\Users\Public\desktop.ini 77c2c8f92fad8416f9663f6f7ccf228c9e05d9a1993ce346ef04436e4f725355.exe File opened for modification C:\Users\Public\Videos\Sample Videos\desktop.ini 77c2c8f92fad8416f9663f6f7ccf228c9e05d9a1993ce346ef04436e4f725355.exe File opened for modification C:\Users\Public\Pictures\Sample Pictures\desktop.ini 77c2c8f92fad8416f9663f6f7ccf228c9e05d9a1993ce346ef04436e4f725355.exe File opened for modification C:\Users\Public\Documents\desktop.ini 77c2c8f92fad8416f9663f6f7ccf228c9e05d9a1993ce346ef04436e4f725355.exe File opened for modification C:\Users\Public\Desktop\desktop.ini 77c2c8f92fad8416f9663f6f7ccf228c9e05d9a1993ce346ef04436e4f725355.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini 77c2c8f92fad8416f9663f6f7ccf228c9e05d9a1993ce346ef04436e4f725355.exe File opened for modification C:\Users\Public\Recorded TV\desktop.ini 77c2c8f92fad8416f9663f6f7ccf228c9e05d9a1993ce346ef04436e4f725355.exe File opened for modification C:\Users\Public\Downloads\desktop.ini 77c2c8f92fad8416f9663f6f7ccf228c9e05d9a1993ce346ef04436e4f725355.exe File opened for modification C:\Users\Admin\Searches\desktop.ini 77c2c8f92fad8416f9663f6f7ccf228c9e05d9a1993ce346ef04436e4f725355.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\77c2c8f92fad8416f9663f6f7ccf228c9e05d9a1993ce346ef04436e4f725355.exe"C:\Users\Admin\AppData\Local\Temp\77c2c8f92fad8416f9663f6f7ccf228c9e05d9a1993ce346ef04436e4f725355.exe"1⤵
- Modifies extensions of user files
- Adds Run key to start application
- Drops desktop.ini file(s)
PID:1620