Analysis
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max time kernel
181s -
max time network
176s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
11-02-2022 06:39
Static task
static1
Behavioral task
behavioral1
Sample
a5c535708cda3ad74cae529deffbf0f5d663f6b8ab63c2795632e97ee723e8d7.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
a5c535708cda3ad74cae529deffbf0f5d663f6b8ab63c2795632e97ee723e8d7.exe
Resource
win10v2004-en-20220112
General
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Target
a5c535708cda3ad74cae529deffbf0f5d663f6b8ab63c2795632e97ee723e8d7.exe
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Size
165KB
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MD5
595e17ba3354d66f1e2ff66783eefb67
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SHA1
bf19696d2c59cfd09477d46db50bd942c82aef5e
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SHA256
a5c535708cda3ad74cae529deffbf0f5d663f6b8ab63c2795632e97ee723e8d7
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SHA512
968e5e4adb14bdc7ac5cf85b3ff7cbb40f872ecac38408b0126764805120ad9c1468ff45cd189d50053af3b5dd0a5198ccd33cdd4cbe7330b1a4e0f60c882062
Malware Config
Extracted
C:\$RESTORE_FILES$.html
class="mark">[email protected]</span>
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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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 a5c535708cda3ad74cae529deffbf0f5d663f6b8ab63c2795632e97ee723e8d7.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\\a5c535708cda3ad74cae529deffbf0f5d663f6b8ab63c2795632e97ee723e8d7.exe" a5c535708cda3ad74cae529deffbf0f5d663f6b8ab63c2795632e97ee723e8d7.exe -
Drops desktop.ini file(s) 7 IoCs
description ioc Process File opened for modification C:\Users\Public\desktop.ini a5c535708cda3ad74cae529deffbf0f5d663f6b8ab63c2795632e97ee723e8d7.exe File opened for modification C:\Users\Public\Videos\desktop.ini a5c535708cda3ad74cae529deffbf0f5d663f6b8ab63c2795632e97ee723e8d7.exe File opened for modification C:\Users\Public\Pictures\desktop.ini a5c535708cda3ad74cae529deffbf0f5d663f6b8ab63c2795632e97ee723e8d7.exe File opened for modification C:\Users\Public\Music\desktop.ini a5c535708cda3ad74cae529deffbf0f5d663f6b8ab63c2795632e97ee723e8d7.exe File opened for modification C:\Users\Public\Libraries\desktop.ini a5c535708cda3ad74cae529deffbf0f5d663f6b8ab63c2795632e97ee723e8d7.exe File opened for modification C:\Users\Public\Downloads\desktop.ini a5c535708cda3ad74cae529deffbf0f5d663f6b8ab63c2795632e97ee723e8d7.exe File opened for modification C:\Users\Public\Documents\desktop.ini a5c535708cda3ad74cae529deffbf0f5d663f6b8ab63c2795632e97ee723e8d7.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\a5c535708cda3ad74cae529deffbf0f5d663f6b8ab63c2795632e97ee723e8d7.exe"C:\Users\Admin\AppData\Local\Temp\a5c535708cda3ad74cae529deffbf0f5d663f6b8ab63c2795632e97ee723e8d7.exe"1⤵
- Adds Run key to start application
- Drops desktop.ini file(s)
PID:2084
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:3480