Analysis
- max time kernel
141s - max time network
99s - platform
windows10-2004_x64 - resource
win10v2004-20240426-en - resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system - submitted
02/06/2024, 22:30
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe
Resource
win7-20240221-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe
Resource
win10v2004-20240426-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe
- Size 480KB
- Sample240602-2ertnshd3y
- SHA256 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3
- MD5 6c866a0d7c8e04b0c9a0cf7dc5aff8b8
- SHA1 093fc3db7da5818424298b1ed5d54b5cb727be44
- SHA512 fa52e18e3edab4c4fb50232d15c8e623cc3029f63fc8fade364940a454a894a6cb4cac7202bf21317a5c6ab20dbf569f4d8ce5d0c53515e490fd4a1d7bb5ac75
- SSDEEP 6144:pjFRiOcXH6XWD0w1tizmtnktLJ6znvxNcCI+1jDIlnJ9+1aTEPTnOK4JKElDnz:nRDc3yWDNU+YUznzNjElWaT07NQtDz
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Modifies firewall policy service 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\c:\users\admin\appdata\local\temp\5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe = "c:\\users\\admin\\appdata\\local\\temp\\5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe:*:Enabled:SMPN" 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe - Adds policy Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\Run 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe Set value (str) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\wdfmgr = "c:\\windows\\wdfmgr.exe" 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\msrpc = "c:\\windows\\msrpc.exe" 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe - Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wdfmgr\ImagePath = "c:\\windows\\wdfmgr.exe" 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe - Adds Run key to start application 2 TTPs 3 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\wdfmgr = "c:\\windows\\wdfmgr.exe" 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunServices\wdfmgr = "c:\\windows\\wdfmgr.exe" 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe Set value (str) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsassv = "c:\\windows\\lsassv.exe" 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe - Enumerates connected drives 3 TTPs 21 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\n: 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File opened (read-only) \??\k: 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File opened (read-only) \??\j: 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File opened (read-only) \??\e: 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File opened (read-only) \??\z: 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File opened (read-only) \??\w: 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File opened (read-only) \??\s: 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File opened (read-only) \??\q: 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File opened (read-only) \??\h: 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File opened (read-only) \??\u: 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File opened (read-only) \??\t: 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File opened (read-only) \??\o: 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File opened (read-only) \??\m: 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File opened (read-only) \??\l: 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File opened (read-only) \??\y: 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File opened (read-only) \??\v: 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File opened (read-only) \??\p: 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File opened (read-only) \??\g: 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File opened (read-only) \??\x: 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File opened (read-only) \??\r: 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File opened (read-only) \??\i: 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe - Drops file in System32 directory 1 IoCs
description ioc Process File created \??\c:\windows\SysWOW64\regedit.exe 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe - Drops file in Windows directory 13 IoCs
description ioc Process File created \??\c:\windows\lsassv.exe 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File opened for modification \??\c:\windows\calc.exe 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File created \??\c:\windows\regedit2.exe 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File created \??\c:\windows\Ãëàâíîå ìåíþ\Ïðîãðàììû\Àâòîçàãðóçêà\AdobeLoader.scr 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File opened for modification \??\c:\windows\wdfmgr.exe 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File created \??\c:\windows\msrpc.exe 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File opened for modification \??\c:\windows\msrpc.exe 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File created \??\c:\windows\calc.exe 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File opened for modification \??\c:\windows\mui\rctfd.sys 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File created \??\c:\windows\wdfmgr.exe 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File opened for modification \??\c:\windows\lsassv.exe 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File opened for modification \??\c:\windows\regedit2.exe 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe File created \??\c:\windows\Start Menu\Programs\Startup\AdobeLoader.scr 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe - Modifies registry class 3 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{65D5AFFB-D4EF-49AA-GFFG-5DA5E12E300A}\VerProg = "157" 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{65D5AFFB-D4EF-49AA-GFFG-5DA5E12E300A} 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{65D5AFFB-D4EF-49AA-GFFG-5DA5E12E300A}\ThisEXE = "c:\\users\\admin\\appdata\\local\\temp\\5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe" 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3808 5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe"C:\Users\Admin\AppData\Local\Temp\5caab87358a3001ff7382a2c94b78eb35862a6ef32a4c3c19fce1170ce98c5e3.exe"1⤵
- Modifies firewall policy service
- Adds policy Run key to start application
- Sets service image path in registry
- Adds Run key to start application
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of FindShellTrayWindow
PID:3808
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
3Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
3Create or Modify System Process
1Windows Service
1Replay Monitor
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Downloads
- Path C:\Windows\msrpc.exe
- Size 480KB
- SHA256 642f797d2a35db24527b94f621f26b2c8f282425ec973aab7696ee04b4522bde
- MD5 0ba737e29c3a7e73f08f046b7ec1d589
- SHA1 591e2fe1fdb8389138f304a977d744e925b02a99
- SHA512 0d1539fe22ff61232e61960a1a5add06375ea30aefae734738827f0638764f42c880c2533adb55150e92fe1dcbd405c7256d341c0bc48d5a848ef6bab176403a
- SSDEEP 6144:pjFRiOcXH6XWD0w1tizmtnktLJ6znvxNcCI+1jDIlnJ9+1aTEPTnOK4JKElDn/:nRDc3yWDNU+YUznzNjElWaT07NQtD/
- MD5 SHA1 SHA512 SSDEEP