Analysis Overview
SHA256
b8575811b6b39a6c023d012ca1ebaedfa878b17a754001be992e4830413a8d96
Threat Level: Known bad
The file 2024-09-09_62c825c79cd4c877d85588775c571940_bkransomware_floxif was found to be: Known bad.
Malicious Activity Summary
Floxif, Floodfix
Detects Floxif payload
ACProtect 1.3x - 1.4x DLL software
UPX packed file
Loads dropped DLL
Enumerates connected drives
Drops file in Program Files directory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-09 15:46
Signatures
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-09 15:46
Reported
2024-09-09 15:47
Platform
win10v2004-20240802-en
Max time kernel
30s
Max time network
32s
Command Line
Signatures
Floxif, Floodfix
Detects Floxif payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
ACProtect 1.3x - 1.4x DLL software
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-09-09_62c825c79cd4c877d85588775c571940_bkransomware_floxif.exe | N/A |
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 |
Enumerates connected drives
| Description | Indicator | Process | Target |
| File opened (read-only) | \??\e: | C:\Users\Admin\AppData\Local\Temp\2024-09-09_62c825c79cd4c877d85588775c571940_bkransomware_floxif.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files\Common Files\System\symsrv.dll | C:\Users\Admin\AppData\Local\Temp\2024-09-09_62c825c79cd4c877d85588775c571940_bkransomware_floxif.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:\Users\Admin\AppData\Local\Temp\2024-09-09_62c825c79cd4c877d85588775c571940_bkransomware_floxif.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-09-09_62c825c79cd4c877d85588775c571940_bkransomware_floxif.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-09-09_62c825c79cd4c877d85588775c571940_bkransomware_floxif.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\2024-09-09_62c825c79cd4c877d85588775c571940_bkransomware_floxif.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-09-09_62c825c79cd4c877d85588775c571940_bkransomware_floxif.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-09_62c825c79cd4c877d85588775c571940_bkransomware_floxif.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 5isohu.com | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
Files
C:\Program Files\Common Files\System\symsrv.dll
| MD5 | 7574cf2c64f35161ab1292e2f532aabf |
| SHA1 | 14ba3fa927a06224dfe587014299e834def4644f |
| SHA256 | de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085 |
| SHA512 | 4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab |
memory/4684-4-0x0000000010000000-0x0000000010030000-memory.dmp
memory/4684-12-0x0000000010000000-0x0000000010030000-memory.dmp
memory/4684-10-0x0000000000840000-0x0000000000A22000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-09 15:46
Reported
2024-09-09 15:49
Platform
win7-20240903-en
Max time kernel
118s
Max time network
123s
Command Line
Signatures
Floxif, Floodfix
Detects Floxif payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
ACProtect 1.3x - 1.4x DLL software
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-09-09_62c825c79cd4c877d85588775c571940_bkransomware_floxif.exe | N/A |
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 |
Enumerates connected drives
| Description | Indicator | Process | Target |
| File opened (read-only) | \??\e: | C:\Users\Admin\AppData\Local\Temp\2024-09-09_62c825c79cd4c877d85588775c571940_bkransomware_floxif.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files\Common Files\System\symsrv.dll | C:\Users\Admin\AppData\Local\Temp\2024-09-09_62c825c79cd4c877d85588775c571940_bkransomware_floxif.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:\Users\Admin\AppData\Local\Temp\2024-09-09_62c825c79cd4c877d85588775c571940_bkransomware_floxif.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-09-09_62c825c79cd4c877d85588775c571940_bkransomware_floxif.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\2024-09-09_62c825c79cd4c877d85588775c571940_bkransomware_floxif.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-09-09_62c825c79cd4c877d85588775c571940_bkransomware_floxif.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-09_62c825c79cd4c877d85588775c571940_bkransomware_floxif.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 5isohu.com | udp |
Files
memory/2792-3-0x0000000010000000-0x0000000010030000-memory.dmp
\Program Files\Common Files\System\symsrv.dll
| MD5 | 7574cf2c64f35161ab1292e2f532aabf |
| SHA1 | 14ba3fa927a06224dfe587014299e834def4644f |
| SHA256 | de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085 |
| SHA512 | 4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab |
memory/2792-11-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2792-9-0x0000000000BB0000-0x0000000000D92000-memory.dmp