Analysis Overview
SHA256
5594a874d100e3e32d43273973cb09376a09ad4df20e0d74912af9ae8d2da96b
Threat Level: Known bad
The file 2025-05-20_54cf9ec843c9722df240cb6a72557843_amadey_black-basta_darkgate_elex_luca-stealer was found to be: Known bad.
Malicious Activity Summary
Detects Mofksys worm
Mofksys family
Mofksys
Modifies WinLogon for persistence
Modifies visiblity of hidden/system files in Explorer
Drops file in Drivers directory
Boot or Logon Autostart Execution: Active Setup
Checks BIOS information in registry
Executes dropped EXE
Adds Run key to start application
Checks installed software on the system
Drops file in Program Files directory
Drops file in Windows directory
Unsigned PE
System Location Discovery: System Language Discovery
Enumerates physical storage devices
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V16
Analysis: static1
Detonation Overview
Reported
2025-05-20 08:26
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2025-05-20 08:26
Reported
2025-05-20 08:29
Platform
win10v2004-20250502-en
Max time kernel
150s
Max time network
141s
Command Line
Signatures
Detects Mofksys worm
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Modifies WinLogon for persistence
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "C:\\Windows\\explorer.exe, c:\\windows\\system\\explorer.exe" | \??\c:\windows\system\explorer.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "C:\\Windows\\explorer.exe, c:\\windows\\system\\explorer.exe" | \??\c:\windows\system\svchost.exe | N/A |
Modifies visiblity of hidden/system files in Explorer
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3299287909-2279959458-198972791-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" | \??\c:\windows\system\explorer.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3299287909-2279959458-198972791-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" | \??\c:\windows\system\svchost.exe | N/A |
Mofksys
Mofksys family
Boot or Logon Autostart Execution: Active Setup
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{F146C9B1-VMVQ-A9RC-NUFL-D0BA00B4E999} | \??\c:\windows\system\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{F146C9B1-VMVQ-A9RC-NUFL-D0BA00B4E999}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\mrsys.exe MR" | \??\c:\windows\system\svchost.exe | N/A |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{Y479C6D0-OTRW-U5GH-S1EE-E0AC10B4E666} | \??\c:\windows\system\svchost.exe | N/A |
| Key created | \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{Y479C6D0-OTRW-U5GH-S1EE-E0AC10B4E666} | \??\c:\windows\system\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{Y479C6D0-OTRW-U5GH-S1EE-E0AC10B4E666}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\mrsys.exe MR" | \??\c:\windows\system\svchost.exe | N/A |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\WOW6432NODE\MICROSOFT\ACTIVE SETUP\INSTALLED COMPONENTS\{F146C9B1-VMVQ-A9RC-NUFL-D0BA00B4E999} | \??\c:\windows\system\svchost.exe | N/A |
| Key created | \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{Y479C6D0-OTRW-U5GH-S1EE-E0AC10B4E666} | \??\c:\windows\system\explorer.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{Y479C6D0-OTRW-U5GH-S1EE-E0AC10B4E666}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\mrsys.exe MR" | \??\c:\windows\system\explorer.exe | N/A |
Drops file in Drivers directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\drivers\mbamtestfile.dat | \??\c:\users\admin\appdata\local\temp\2025-05-20_54cf9ec843c9722df240cb6a72557843_amadey_black-basta_darkgate_elex_luca-stealer.exe | N/A |
| File created | C:\Windows\SysWOW64\drivers\mbamtestfile.dat | \??\c:\users\admin\appdata\local\temp\2025-05-20_54cf9ec843c9722df240cb6a72557843_amadey_black-basta_darkgate_elex_luca-stealer.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate | \??\c:\users\admin\appdata\local\temp\2025-05-20_54cf9ec843c9722df240cb6a72557843_amadey_black-basta_darkgate_elex_luca-stealer.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | \??\c:\users\admin\appdata\local\temp\2025-05-20_54cf9ec843c9722df240cb6a72557843_amadey_black-basta_darkgate_elex_luca-stealer.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\users\admin\appdata\local\temp\2025-05-20_54cf9ec843c9722df240cb6a72557843_amadey_black-basta_darkgate_elex_luca-stealer.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\icsys.icn.exe | N/A |
| N/A | N/A | \??\c:\windows\system\explorer.exe | N/A |
| N/A | N/A | \??\c:\windows\system\spoolsv.exe | N/A |
| N/A | N/A | \??\c:\windows\system\svchost.exe | N/A |
| N/A | N/A | \??\c:\windows\system\spoolsv.exe | N/A |
| N/A | N/A | \??\c:\windows\system\explorer.exe | N/A |
| N/A | N/A | \??\c:\windows\system\svchost.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Svchost = "c:\\windows\\system\\svchost.exe RO" | \??\c:\windows\system\explorer.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Explorer = "c:\\windows\\system\\explorer.exe RO" | \??\c:\windows\system\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Svchost = "c:\\windows\\system\\svchost.exe RO" | \??\c:\windows\system\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Explorer = "c:\\windows\\system\\explorer.exe RO" | \??\c:\windows\system\explorer.exe | N/A |
Checks installed software on the system
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\mbamtestfile.dat | \??\c:\users\admin\appdata\local\temp\2025-05-20_54cf9ec843c9722df240cb6a72557843_amadey_black-basta_darkgate_elex_luca-stealer.exe | N/A |
| File created | C:\Program Files (x86)\mbamtestfile.dat | \??\c:\users\admin\appdata\local\temp\2025-05-20_54cf9ec843c9722df240cb6a72557843_amadey_black-basta_darkgate_elex_luca-stealer.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\system\udsys.exe | \??\c:\windows\system\explorer.exe | N/A |
| File opened for modification | \??\c:\windows\system\explorer.exe | C:\Users\Admin\AppData\Local\icsys.icn.exe | N/A |
| File opened for modification | \??\c:\windows\system\spoolsv.exe | \??\c:\windows\system\explorer.exe | N/A |
| File opened for modification | \??\c:\windows\system\svchost.exe | \??\c:\windows\system\spoolsv.exe | N/A |
| File opened for modification | \??\c:\windows\system\explorer.exe | \??\c:\windows\system\explorer.exe | N/A |
| File opened for modification | \??\c:\windows\system\svchost.exe | \??\c:\windows\system\svchost.exe | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\at.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\at.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\icsys.icn.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | \??\c:\windows\system\explorer.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | \??\c:\windows\system\explorer.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | \??\c:\windows\system\svchost.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\2025-05-20_54cf9ec843c9722df240cb6a72557843_amadey_black-basta_darkgate_elex_luca-stealer.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | \??\c:\users\admin\appdata\local\temp\2025-05-20_54cf9ec843c9722df240cb6a72557843_amadey_black-basta_darkgate_elex_luca-stealer.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | \??\c:\windows\system\spoolsv.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | \??\c:\windows\system\svchost.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | \??\c:\windows\system\spoolsv.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\at.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\windows\system\explorer.exe | N/A |
| N/A | N/A | \??\c:\windows\system\svchost.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\users\admin\appdata\local\temp\2025-05-20_54cf9ec843c9722df240cb6a72557843_amadey_black-basta_darkgate_elex_luca-stealer.exe | N/A |
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2025-05-20_54cf9ec843c9722df240cb6a72557843_amadey_black-basta_darkgate_elex_luca-stealer.exe
"C:\Users\Admin\AppData\Local\Temp\2025-05-20_54cf9ec843c9722df240cb6a72557843_amadey_black-basta_darkgate_elex_luca-stealer.exe"
\??\c:\users\admin\appdata\local\temp\2025-05-20_54cf9ec843c9722df240cb6a72557843_amadey_black-basta_darkgate_elex_luca-stealer.exe
c:\users\admin\appdata\local\temp\2025-05-20_54cf9ec843c9722df240cb6a72557843_amadey_black-basta_darkgate_elex_luca-stealer.exe
C:\Users\Admin\AppData\Local\icsys.icn.exe
C:\Users\Admin\AppData\Local\icsys.icn.exe
\??\c:\windows\system\explorer.exe
c:\windows\system\explorer.exe
\??\c:\windows\system\spoolsv.exe
c:\windows\system\spoolsv.exe SE
\??\c:\windows\system\svchost.exe
c:\windows\system\svchost.exe
\??\c:\windows\system\spoolsv.exe
c:\windows\system\spoolsv.exe PR
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c c:\windows\system\explorer.exe RO
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c c:\windows\system\svchost.exe RO
C:\Windows\SysWOW64\at.exe
at 08:29 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
\??\c:\windows\system\explorer.exe
c:\windows\system\explorer.exe RO
\??\c:\windows\system\svchost.exe
c:\windows\system\svchost.exe RO
C:\Windows\SysWOW64\at.exe
at 08:30 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
C:\Windows\SysWOW64\at.exe
at 08:31 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
Network
| Country | Destination | Domain | Proto |
| GB | 2.18.27.76:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| GB | 216.58.201.99:80 | c.pki.goog | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\2025-05-20_54cf9ec843c9722df240cb6a72557843_amadey_black-basta_darkgate_elex_luca-stealer.exe
| MD5 | 6b3b44639456a3230e3838d0d2202939 |
| SHA1 | 6aa554f51497c21d684d80fdf363e23b8f1f28f2 |
| SHA256 | eedb91d5c57418231eaf086f3739353392fa83267075bc50de2cabd11db66c1f |
| SHA512 | fab38b9b7d587aed6f2ab267cf9afa878213832b86cc00519e0cf5880072aa95516796131afe87d641fe113f2041eef52988845df15b716330de0080bf5ccfea |
C:\Users\Admin\AppData\Local\icsys.icn.exe
| MD5 | bdc833c683e49c6fa840b3ba6441ce72 |
| SHA1 | 94e0f44c168f422baaef115f34b77e1bb6c85a34 |
| SHA256 | 79a0ecb25f9100cd6486903402c6d23aab951c40272a9a73f718b9b2d1d1ace7 |
| SHA512 | 994ad2f4906cb613c9bc06b60c865d0cddc3b3232b68687d2268fe5fca91d470de081f94bbae3a6684e23947b5e50c26282ab290c7207e899c32b595b4ec941c |
C:\Windows\System\explorer.exe
| MD5 | 2c90d252da433e45aa8ebf2e7cb2ab9c |
| SHA1 | 0d5cb04f0de19a307c22c03d59cce17f6809294b |
| SHA256 | f651950d521d58d65788b92891fa9859d3807267cb6736046b215bfc4dfd6963 |
| SHA512 | ca1208ec933b1b7bb976604e7cf74cbffef3661c58c9616d3a553ab8dbf8e7a8c57aeae59abf54d42f6746430c93e78703f7c6fe29ddd280d0f4b1e891f44ba7 |
C:\Windows\System\spoolsv.exe
| MD5 | b5db216a87da8960eadd0ea90513aa8e |
| SHA1 | 13e630ec9d9771683f93a9a92b3c50ef04c7715d |
| SHA256 | 991522bed9c11c418fbc04558da4a62c9c93902e07b2d06c58207fc1ccd467b2 |
| SHA512 | a703a0702be6eba476b4eb762739014471c921624d71e7694711a7a960897b39adc5ec31c3fa05078f38bdaa0b8c52c008192ecd8be133210da3b30548c0f3bf |
C:\Windows\System\svchost.exe
| MD5 | 9e2f9a5f838c18cc520cfb86ae660048 |
| SHA1 | c24895dda76eceb87c56151426a3987058482d05 |
| SHA256 | 9461d7fe275eb242bfbcf658148ae7d477af91d25ae8d1c987a116dcf0fd64ef |
| SHA512 | 334b32bf27a40af0e6839437f01f0344c97f9d685d9dfa4e7e0d587687e59745b961a5d2b9342e71966b3cd0276b2f86bab3e758d549bc50868119e269f7659b |
C:\Users\Admin\AppData\Roaming\mrsys.exe
| MD5 | c55142ca12bfff5353878e227ddab7d0 |
| SHA1 | 35a00d6322ec17b1797d89bec54301d5403bc4b3 |
| SHA256 | 7d06f51613ca85af339fe6e7b7b60bf151b56714bb26ff34b58a3bacc7bb689d |
| SHA512 | 2e7de9a6f51c4fe0dfbf440415e8ae04f5409e7054a3ba175fc5df5fbd8621251b109e3119997d907676269c6fa4d38d6597b55a475b8350813e4ca056522834 |