Analysis Overview
SHA256
c720da1885457b604f1b62871985d20302d67bd3bd0556d4b1f419d309d69103
Threat Level: Known bad
The file c720da1885457b604f1b62871985d20302d67bd3bd0556d4b1f419d309d69103.exe was found to be: Known bad.
Malicious Activity Summary
Blackshades
Blackshades family
Modifies firewall policy service
Blackshades payload
Boot or Logon Autostart Execution: Active Setup
Adds policy Run key to start application
Executes dropped EXE
Checks computer location settings
Adds Run key to start application
UPX packed file
Suspicious use of SetThreadContext
System Location Discovery: System Language Discovery
Enumerates physical storage devices
Unsigned PE
Modifies registry key
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2025-01-24 12:02
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2025-01-24 12:02
Reported
2025-01-24 12:04
Platform
win7-20241010-en
Max time kernel
97s
Max time network
20s
Command Line
Signatures
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\c720da1885457b604f1b62871985d20302d67bd3bd0556d4b1f419d309d69103.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c720da1885457b604f1b62871985d20302d67bd3bd0556d4b1f419d309d69103.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\c720da1885457b604f1b62871985d20302d67bd3bd0556d4b1f419d309d69103.exe
"C:\Users\Admin\AppData\Local\Temp\c720da1885457b604f1b62871985d20302d67bd3bd0556d4b1f419d309d69103.exe"
Network
Files
memory/2488-2-0x0000000000230000-0x0000000000231000-memory.dmp
memory/2488-8-0x00000000002E0000-0x00000000002E1000-memory.dmp
memory/2488-10-0x00000000002E0000-0x00000000002E1000-memory.dmp
memory/2488-20-0x0000000000320000-0x0000000000321000-memory.dmp
memory/2488-44-0x00000000003B0000-0x00000000003B1000-memory.dmp
memory/2488-54-0x0000000000470000-0x0000000000471000-memory.dmp
memory/2488-64-0x00000000004B0000-0x00000000004B1000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2025-01-24 12:02
Reported
2025-01-24 12:04
Platform
win10v2004-20241007-en
Max time kernel
119s
Max time network
118s
Command Line
Signatures
Blackshades
Blackshades family
Blackshades payload
| 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 |
| 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 firewall policy service
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile | C:\Windows\SysWOW64\reg.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" | C:\Windows\SysWOW64\reg.exe | N/A |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List | C:\Windows\SysWOW64\reg.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\test2.exe = "C:\\Users\\Admin\\AppData\\Roaming\\test2.exe:*:Enabled:Windows Messanger" | C:\Windows\SysWOW64\reg.exe | N/A |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile | C:\Windows\SysWOW64\reg.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" | C:\Windows\SysWOW64\reg.exe | N/A |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List | C:\Windows\SysWOW64\reg.exe | N/A |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile | C:\Windows\SysWOW64\reg.exe | N/A |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications | C:\Windows\SysWOW64\reg.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe = "C:\\Users\\Admin\\AppData\\Roaming\\wrinlogon\\winlogron.exe:*:Enabled:Windows Messanger" | C:\Windows\SysWOW64\reg.exe | N/A |
Adds policy Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run | C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\java = "C:\\Users\\Admin\\AppData\\Roaming\\test2.exe" | C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe | N/A |
Boot or Logon Autostart Execution: Active Setup
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{103CE0EA-65DC-FFFC-FEF1-AEA59BADFA21} | C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{103CE0EA-65DC-FFFC-FEF1-AEA59BADFA21}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\test2.exe" | C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Active Setup\Installed Components\{103CE0EA-65DC-FFFC-FEF1-AEA59BADFA21} | C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Active Setup\Installed Components\{103CE0EA-65DC-FFFC-FEF1-AEA59BADFA21}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\test2.exe" | C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\c720da1885457b604f1b62871985d20302d67bd3bd0556d4b1f419d309d69103.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winrlogon = "C:\\Users\\Admin\\AppData\\Roaming\\wrinlogon\\winlogron.exe" | C:\Windows\SysWOW64\reg.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\java = "C:\\Users\\Admin\\AppData\\Roaming\\test2.exe" | C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\java = "C:\\Users\\Admin\\AppData\\Roaming\\test2.exe" | C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 380 set thread context of 4940 | N/A | C:\Users\Admin\AppData\Local\Temp\c720da1885457b604f1b62871985d20302d67bd3bd0556d4b1f419d309d69103.exe | C:\Users\Admin\AppData\Local\Temp\c720da1885457b604f1b62871985d20302d67bd3bd0556d4b1f419d309d69103.exe |
| PID 3800 set thread context of 1292 | N/A | C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe | C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe |
| PID 3800 set thread context of 3612 | N/A | C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe | C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe |
UPX packed file
| 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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | 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:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\reg.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\reg.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\reg.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\reg.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\c720da1885457b604f1b62871985d20302d67bd3bd0556d4b1f419d309d69103.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\reg.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\c720da1885457b604f1b62871985d20302d67bd3bd0556d4b1f419d309d69103.exe | N/A |
Modifies registry key
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\reg.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\reg.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\reg.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\reg.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c720da1885457b604f1b62871985d20302d67bd3bd0556d4b1f419d309d69103.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c720da1885457b604f1b62871985d20302d67bd3bd0556d4b1f419d309d69103.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\c720da1885457b604f1b62871985d20302d67bd3bd0556d4b1f419d309d69103.exe
"C:\Users\Admin\AppData\Local\Temp\c720da1885457b604f1b62871985d20302d67bd3bd0556d4b1f419d309d69103.exe"
C:\Users\Admin\AppData\Local\Temp\c720da1885457b604f1b62871985d20302d67bd3bd0556d4b1f419d309d69103.exe
"C:\Users\Admin\AppData\Local\Temp\c720da1885457b604f1b62871985d20302d67bd3bd0556d4b1f419d309d69103.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\IQFPF.bat" "
C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "winrlogon" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe" /f
C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe
"C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe"
C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe
"C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe"
C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe
"C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe"
C:\Windows\SysWOW64\cmd.exe
cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
C:\Windows\SysWOW64\cmd.exe
cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe:*:Enabled:Windows Messanger" /f
C:\Windows\SysWOW64\cmd.exe
cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
C:\Windows\SysWOW64\cmd.exe
cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\test2.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\test2.exe:*:Enabled:Windows Messanger" /f
C:\Windows\SysWOW64\reg.exe
REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
C:\Windows\SysWOW64\reg.exe
REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe:*:Enabled:Windows Messanger" /f
C:\Windows\SysWOW64\reg.exe
REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\test2.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\test2.exe:*:Enabled:Windows Messanger" /f
C:\Windows\SysWOW64\reg.exe
REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 188.77.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.163.245.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| N/A | 192.168.1.100:81 | tcp | |
| N/A | 192.168.1.100:81 | tcp | |
| N/A | 192.168.1.100:81 | tcp | |
| N/A | 192.168.1.100:81 | tcp | |
| N/A | 192.168.1.100:81 | tcp |
Files
memory/380-2-0x0000000002C70000-0x0000000002C71000-memory.dmp
memory/4940-3-0x0000000000400000-0x000000000040B000-memory.dmp
memory/4940-5-0x0000000000400000-0x000000000040B000-memory.dmp
memory/4940-6-0x0000000000400000-0x000000000040B000-memory.dmp
memory/4940-7-0x0000000000400000-0x000000000040B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IQFPF.txt
| MD5 | c231f3f30f5c8bbf79482522b3111d30 |
| SHA1 | fe756875d599c611238ed3a7befa301cc24d7c08 |
| SHA256 | 73f1db2a91e026e8a93ceca863926ed66352cf21315fd5348b92e52147a69dc6 |
| SHA512 | 744604a8db08ee73482b371a41712d2e6a624c5d86be3a8e5187366886869819486f0f2857280f6840f707509ca1cce3867ab2470862419797ea61c62936549a |
C:\Users\Admin\AppData\Roaming\wrinlogon\winlogron.exe
| MD5 | 870bba338eb5ae45be72ffd9736be1e2 |
| SHA1 | fb5ac1eb8f0e249c20b233d8259687c3ba77bb1f |
| SHA256 | 6405e065f16e8a11b4cfceeecd7bd1c1b62aa0d14f12da1e9d6ae3861b93b682 |
| SHA512 | 69d1f716b1755a7d72be573cc7814dcf2894884ad58db026445c0a69e3b26ed6b8adf8933e0554637080f021f7a05b18d635f0d68e4fd944ebb1140003109311 |
memory/4940-33-0x0000000000400000-0x000000000040B000-memory.dmp
memory/3800-35-0x0000000000400000-0x0000000000467000-memory.dmp
memory/3612-39-0x0000000000400000-0x000000000045A000-memory.dmp
memory/3800-47-0x0000000000400000-0x0000000000467000-memory.dmp
memory/3612-46-0x0000000000400000-0x000000000045A000-memory.dmp
memory/4940-52-0x0000000000400000-0x000000000040B000-memory.dmp
memory/1292-57-0x0000000000400000-0x000000000040B000-memory.dmp
memory/3612-58-0x0000000000400000-0x000000000045A000-memory.dmp
memory/3612-62-0x0000000000400000-0x000000000045A000-memory.dmp
memory/3612-65-0x0000000000400000-0x000000000045A000-memory.dmp
memory/3612-67-0x0000000000400000-0x000000000045A000-memory.dmp
memory/3612-69-0x0000000000400000-0x000000000045A000-memory.dmp
memory/3612-72-0x0000000000400000-0x000000000045A000-memory.dmp
memory/3612-74-0x0000000000400000-0x000000000045A000-memory.dmp