Analysis Overview
SHA256
68376e8b95c6cf712646089a0ab019a8623020948ca5b523f5e2e161d6ec3327
Threat Level: Known bad
The file 24c51943434f7d1e1ebee9b28ac4bb60N.exe was found to be: Known bad.
Malicious Activity Summary
Floxif, Floodfix
Detects Floxif payload
UPX packed file
ACProtect 1.3x - 1.4x DLL software
Loads dropped DLL
Enumerates connected drives
Drops file in System32 directory
Drops file in Program Files directory
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-28 00:38
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-28 00:38
Reported
2024-07-28 00:40
Platform
win7-20240708-en
Max time kernel
117s
Max time network
125s
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\24c51943434f7d1e1ebee9b28ac4bb60N.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 |
| 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 connected drives
| Description | Indicator | Process | Target |
| File opened (read-only) | \??\e: | C:\Users\Admin\AppData\Local\Temp\24c51943434f7d1e1ebee9b28ac4bb60N.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\24c51943434f7d1e1ebee9b28ac4bb60N.exe | N/A |
| File created | \??\c:\program files\common files\system\symsrv.dll.000 | C:\Users\Admin\AppData\Local\Temp\24c51943434f7d1e1ebee9b28ac4bb60N.exe | N/A |
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\24c51943434f7d1e1ebee9b28ac4bb60N.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\24c51943434f7d1e1ebee9b28ac4bb60N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\24c51943434f7d1e1ebee9b28ac4bb60N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\24c51943434f7d1e1ebee9b28ac4bb60N.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\24c51943434f7d1e1ebee9b28ac4bb60N.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2708 wrote to memory of 2776 | N/A | C:\Users\Admin\AppData\Local\Temp\24c51943434f7d1e1ebee9b28ac4bb60N.exe | C:\Windows\splwow64.exe |
| PID 2708 wrote to memory of 2776 | N/A | C:\Users\Admin\AppData\Local\Temp\24c51943434f7d1e1ebee9b28ac4bb60N.exe | C:\Windows\splwow64.exe |
| PID 2708 wrote to memory of 2776 | N/A | C:\Users\Admin\AppData\Local\Temp\24c51943434f7d1e1ebee9b28ac4bb60N.exe | C:\Windows\splwow64.exe |
| PID 2708 wrote to memory of 2776 | N/A | C:\Users\Admin\AppData\Local\Temp\24c51943434f7d1e1ebee9b28ac4bb60N.exe | C:\Windows\splwow64.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\24c51943434f7d1e1ebee9b28ac4bb60N.exe
"C:\Users\Admin\AppData\Local\Temp\24c51943434f7d1e1ebee9b28ac4bb60N.exe"
C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 5isohu.com | udp |
| US | 8.8.8.8:53 | www.aieov.com | udp |
| US | 173.255.194.134:80 | www.aieov.com | tcp |
| US | 173.255.194.134:80 | www.aieov.com | tcp |
| US | 173.255.194.134:80 | www.aieov.com | tcp |
| US | 173.255.194.134:80 | www.aieov.com | tcp |
| US | 173.255.194.134:80 | www.aieov.com | tcp |
| US | 173.255.194.134:80 | www.aieov.com | tcp |
Files
C:\Program Files\Common Files\System\symsrv.dll
| MD5 | 7574cf2c64f35161ab1292e2f532aabf |
| SHA1 | 14ba3fa927a06224dfe587014299e834def4644f |
| SHA256 | de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085 |
| SHA512 | 4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab |
memory/2708-3-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2708-12-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2708-11-0x0000000000400000-0x0000000000B93000-memory.dmp
memory/2708-15-0x0000000000400000-0x0000000000B93000-memory.dmp
memory/2708-16-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2708-19-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2708-20-0x0000000000400000-0x0000000000B93000-memory.dmp
memory/2708-21-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2708-24-0x0000000000400000-0x0000000000B93000-memory.dmp
memory/2708-25-0x0000000010000000-0x0000000010030000-memory.dmp
C:\Program Files\Common Files\System\symsrv.dll.000
| MD5 | 1130c911bf5db4b8f7cf9b6f4b457623 |
| SHA1 | 48e734c4bc1a8b5399bff4954e54b268bde9d54c |
| SHA256 | eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1 |
| SHA512 | 94e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0 |
memory/2708-29-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2708-28-0x0000000000400000-0x0000000000B93000-memory.dmp
memory/2708-33-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2708-32-0x0000000000400000-0x0000000000B93000-memory.dmp
memory/2708-34-0x0000000000400000-0x0000000000B93000-memory.dmp
memory/2708-36-0x0000000000400000-0x0000000000B93000-memory.dmp
memory/2708-38-0x0000000000400000-0x0000000000B93000-memory.dmp
memory/2708-40-0x0000000000400000-0x0000000000B93000-memory.dmp
memory/2708-42-0x0000000000400000-0x0000000000B93000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-28 00:38
Reported
2024-07-28 00:41
Platform
win10v2004-20240709-en
Max time kernel
118s
Max time network
120s
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\24c51943434f7d1e1ebee9b28ac4bb60N.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 |
| 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\24c51943434f7d1e1ebee9b28ac4bb60N.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\system32\FxsTmp\fxsD997.tmp | C:\Windows\splwow64.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\24c51943434f7d1e1ebee9b28ac4bb60N.exe | N/A |
| File created | \??\c:\program files\common files\system\symsrv.dll.000 | C:\Users\Admin\AppData\Local\Temp\24c51943434f7d1e1ebee9b28ac4bb60N.exe | N/A |
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\24c51943434f7d1e1ebee9b28ac4bb60N.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\24c51943434f7d1e1ebee9b28ac4bb60N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\24c51943434f7d1e1ebee9b28ac4bb60N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\24c51943434f7d1e1ebee9b28ac4bb60N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\24c51943434f7d1e1ebee9b28ac4bb60N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\24c51943434f7d1e1ebee9b28ac4bb60N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\24c51943434f7d1e1ebee9b28ac4bb60N.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\24c51943434f7d1e1ebee9b28ac4bb60N.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4716 wrote to memory of 2820 | N/A | C:\Users\Admin\AppData\Local\Temp\24c51943434f7d1e1ebee9b28ac4bb60N.exe | C:\Windows\splwow64.exe |
| PID 4716 wrote to memory of 2820 | N/A | C:\Users\Admin\AppData\Local\Temp\24c51943434f7d1e1ebee9b28ac4bb60N.exe | C:\Windows\splwow64.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\24c51943434f7d1e1ebee9b28ac4bb60N.exe
"C:\Users\Admin\AppData\Local\Temp\24c51943434f7d1e1ebee9b28ac4bb60N.exe"
C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 5isohu.com | udp |
| US | 8.8.8.8:53 | www.aieov.com | udp |
| US | 173.255.194.134:80 | www.aieov.com | tcp |
| US | 8.8.8.8:53 | 134.194.255.173.in-addr.arpa | udp |
| US | 173.255.194.134:80 | www.aieov.com | tcp |
| US | 8.8.8.8:53 | 5isohu.com | udp |
| US | 173.255.194.134:80 | www.aieov.com | tcp |
| US | 8.8.8.8:53 | 5isohu.com | udp |
| US | 173.255.194.134:80 | www.aieov.com | tcp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 5isohu.com | udp |
| US | 173.255.194.134:80 | www.aieov.com | tcp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 192.142.123.92.in-addr.arpa | udp |
| US | 173.255.194.134:80 | www.aieov.com | tcp |
| US | 8.8.8.8:53 | 5isohu.com | udp |
| US | 8.8.8.8:53 | 25.140.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
Files
C:\Program Files\Common Files\System\symsrv.dll
| MD5 | 7574cf2c64f35161ab1292e2f532aabf |
| SHA1 | 14ba3fa927a06224dfe587014299e834def4644f |
| SHA256 | de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085 |
| SHA512 | 4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab |
memory/4716-4-0x0000000010000000-0x0000000010030000-memory.dmp
memory/4716-8-0x0000000010000000-0x0000000010030000-memory.dmp
memory/4716-6-0x0000000000400000-0x0000000000B93000-memory.dmp
memory/4716-17-0x0000000010000000-0x0000000010030000-memory.dmp
memory/4716-16-0x0000000000400000-0x0000000000B93000-memory.dmp
memory/4716-23-0x0000000010000000-0x0000000010030000-memory.dmp
memory/4716-22-0x0000000000400000-0x0000000000B93000-memory.dmp
C:\Program Files\Common Files\System\symsrv.dll.000
| MD5 | 1130c911bf5db4b8f7cf9b6f4b457623 |
| SHA1 | 48e734c4bc1a8b5399bff4954e54b268bde9d54c |
| SHA256 | eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1 |
| SHA512 | 94e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0 |
memory/4716-29-0x0000000010000000-0x0000000010030000-memory.dmp
memory/4716-28-0x0000000000400000-0x0000000000B93000-memory.dmp
memory/4716-30-0x0000000000400000-0x0000000000B93000-memory.dmp
memory/4716-32-0x0000000000400000-0x0000000000B93000-memory.dmp
memory/4716-34-0x0000000000400000-0x0000000000B93000-memory.dmp
memory/4716-36-0x0000000000400000-0x0000000000B93000-memory.dmp
memory/4716-38-0x0000000000400000-0x0000000000B93000-memory.dmp
memory/4716-40-0x0000000000400000-0x0000000000B93000-memory.dmp
memory/4716-42-0x0000000000400000-0x0000000000B93000-memory.dmp