Analysis
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max time kernel
128s -
max time network
133s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
11-02-2022 06:23
Static task
static1
Behavioral task
behavioral1
Sample
f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe
Resource
win10v2004-en-20220113
General
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Target
f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe
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Size
55KB
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MD5
ad93d71be8ff2614c1344ff0f4f7ff66
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SHA1
69709130060b6dfb33173320186eccfb74e30f85
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SHA256
f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b
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SHA512
64b086a2c8cafdcd9daa06c0b3eaf3209fbacf69292dc98edaaedde8ad2ea7a34a30fb2131647833a01557020586d3128a2a19cdb374542445c482b07bdc7d1d
Malware Config
Extracted
C:\how_to_back_files.html
class="mark">[email protected]</span>.</br>
class="mark">[email protected]</span>.</br>
class="mark">[email protected]</span>
class="mark">[email protected]</span></li>
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 opened for modification C:\Users\Admin\Pictures\InvokeSelect.tiff f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.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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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 f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe Set value (str) \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\BrowserUpdateCheck = "C:\\Users\\Admin\\AppData\\Roaming\\f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe" f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe -
Drops desktop.ini file(s) 26 IoCs
description ioc Process File opened for modification C:\Users\Public\Desktop\desktop.ini f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe File opened for modification C:\Users\Admin\Videos\desktop.ini f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe File opened for modification C:\Users\Admin\Searches\desktop.ini f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe File opened for modification C:\Users\Public\Videos\desktop.ini f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe File opened for modification C:\Users\Public\Videos\Sample Videos\desktop.ini f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe File opened for modification C:\Users\Public\Recorded TV\Sample Media\desktop.ini f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe File opened for modification C:\Users\Admin\Favorites\Links for United States\desktop.ini f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe File opened for modification C:\Users\Public\desktop.ini f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe File opened for modification C:\Users\Public\Pictures\desktop.ini f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe File opened for modification C:\Users\Public\Pictures\Sample Pictures\desktop.ini f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe File opened for modification C:\Users\Public\Libraries\desktop.ini f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe File opened for modification C:\Users\Public\Recorded TV\desktop.ini f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe File opened for modification C:\Users\Public\Music\desktop.ini f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe File opened for modification C:\Users\Public\Music\Sample Music\desktop.ini f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe File opened for modification C:\Users\Admin\Links\desktop.ini f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe File opened for modification C:\Users\Admin\Downloads\desktop.ini f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe File opened for modification C:\Users\Admin\Documents\desktop.ini f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe File opened for modification C:\Users\Admin\Contacts\desktop.ini f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe File opened for modification C:\Users\Public\Downloads\desktop.ini f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe File opened for modification C:\Users\Public\Documents\desktop.ini f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe File opened for modification C:\Users\Admin\Music\desktop.ini f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1148 f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe"C:\Users\Admin\AppData\Local\Temp\f7f3cfe5184edcc3784d81420a6cd9d938b2d60d9d549f2c758dad8aa999282b.exe"1⤵
- Modifies extensions of user files
- Adds Run key to start application
- Drops desktop.ini file(s)
- Suspicious behavior: EnumeratesProcesses
PID:1148