Analysis Overview
SHA256
467535fd0d8024f1168aa12511ce066da706b018ce7c34ffdfce622d1b136acb
Threat Level: Known bad
The file afefcb34383aaebfab116ad4137a70f0N.exe was found to be: Known bad.
Malicious Activity Summary
Floxif, Floodfix
Detects Floxif payload
Event Triggered Execution: AppInit DLLs
ACProtect 1.3x - 1.4x DLL software
Executes dropped EXE
UPX packed file
Loads dropped DLL
Enumerates connected drives
Drops file in Program Files directory
System Location Discovery: System Language Discovery
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-15 20:27
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-15 20:27
Reported
2024-08-15 20:29
Platform
win7-20240704-en
Max time kernel
15s
Max time network
20s
Command Line
Signatures
Floxif, Floodfix
Detects Floxif payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Event Triggered Execution: AppInit DLLs
ACProtect 1.3x - 1.4x DLL software
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\temp\ext42438\hotfix.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\afefcb34383aaebfab116ad4137a70f0N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\afefcb34383aaebfab116ad4137a70f0N.exe | N/A |
| N/A | N/A | \??\c:\temp\ext42438\hotfix.exe | N/A |
| N/A | N/A | \??\c:\temp\ext42438\hotfix.exe | N/A |
| N/A | N/A | \??\c:\temp\ext42438\hotfix.exe | N/A |
| N/A | N/A | \??\c:\temp\ext42438\hotfix.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\afefcb34383aaebfab116ad4137a70f0N.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
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | \??\c:\program files\common files\system\symsrv.dll.000 | C:\Users\Admin\AppData\Local\Temp\afefcb34383aaebfab116ad4137a70f0N.exe | N/A |
| File created | C:\Program Files\Common Files\System\symsrv.dll | C:\Users\Admin\AppData\Local\Temp\afefcb34383aaebfab116ad4137a70f0N.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\afefcb34383aaebfab116ad4137a70f0N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | \??\c:\temp\ext42438\hotfix.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\afefcb34383aaebfab116ad4137a70f0N.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\afefcb34383aaebfab116ad4137a70f0N.exe | N/A |
| Token: SeRestorePrivilege | N/A | \??\c:\temp\ext42438\hotfix.exe | N/A |
| Token: SeRestorePrivilege | N/A | \??\c:\temp\ext42438\hotfix.exe | N/A |
| Token: SeRestorePrivilege | N/A | \??\c:\temp\ext42438\hotfix.exe | N/A |
| Token: SeRestorePrivilege | N/A | \??\c:\temp\ext42438\hotfix.exe | N/A |
| Token: SeRestorePrivilege | N/A | \??\c:\temp\ext42438\hotfix.exe | N/A |
| Token: SeRestorePrivilege | N/A | \??\c:\temp\ext42438\hotfix.exe | N/A |
| Token: SeRestorePrivilege | N/A | \??\c:\temp\ext42438\hotfix.exe | N/A |
| Token: SeDebugPrivilege | N/A | \??\c:\temp\ext42438\hotfix.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\afefcb34383aaebfab116ad4137a70f0N.exe
"C:\Users\Admin\AppData\Local\Temp\afefcb34383aaebfab116ad4137a70f0N.exe"
\??\c:\temp\ext42438\hotfix.exe
c:\temp\ext42438\hotfix.exe
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 | 45.56.79.23:80 | www.aieov.com | tcp |
Files
memory/2928-0-0x0000000005000000-0x0000000005018000-memory.dmp
\Program Files\Common Files\System\symsrv.dll
| MD5 | 7574cf2c64f35161ab1292e2f532aabf |
| SHA1 | 14ba3fa927a06224dfe587014299e834def4644f |
| SHA256 | de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085 |
| SHA512 | 4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab |
memory/2928-4-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2928-8-0x0000000005001000-0x0000000005002000-memory.dmp
memory/2928-9-0x0000000005000000-0x0000000005018000-memory.dmp
\temp\ext42438\hotfix.exe
| MD5 | 155fc68d5d845947cd0cba8a40eb2ea1 |
| SHA1 | 1bc25d1dab8cabad382107744f3c6a59036c2b9d |
| SHA256 | 0fe1846a38abb3bd9e1bec74a846cf5bd8a38f508cd629b5bea3c306fea9511c |
| SHA512 | 4d9ba8fdf861c00bb701cf5de519d42bdc2bac27171b87f65a308a32bd4c8fe4f556fd659706c2eb5078d5b9952cc3815f76c9859c256275571c3865e2bad7ce |
memory/2800-30-0x0000000010000000-0x0000000010030000-memory.dmp
\??\c:\temp\ext42438\hotfix.inf
| MD5 | 1fd2b85cc8c265b4f4867e7e31387d52 |
| SHA1 | 80b0921ea64022ebb5a3fee82f59f0e1deedd852 |
| SHA256 | a9e5074c188d78ccb3e1d4ee28cc48d208357d6f25353c28571fa0a6eaaa474a |
| SHA512 | 0664941ac3d88528d8c8254b25c29d5662fd8979f5c66604225fc9fb63d400c835f78230a8cd99ea28127b79837e2177475a8ee086737fec5206f9cd1d830300 |
C:\temp\ext42438\hotfix.exe.tmp
| MD5 | 0c74bb15aa1ca622eb12f86e5bb84900 |
| SHA1 | 2711e96791b6da42690b89e76124ffa77678c4b7 |
| SHA256 | 120365010314b74b0bb425d1c86615802e48fcf1ceb6130dc9f0c34969dc260b |
| SHA512 | e0abb2ddbaa984f0b3b1a341a21639412d452891f0bd97f95b52cf497dd066c3b3fa29fdf1baed90082aa68d2aedd8c6483a3b63a2634b1e0369446966104a78 |
memory/2928-36-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2928-37-0x0000000005001000-0x0000000005002000-memory.dmp
memory/2928-38-0x0000000005000000-0x0000000005018000-memory.dmp
memory/2928-39-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2800-40-0x0000000001000000-0x0000000001040000-memory.dmp
memory/2800-42-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2800-41-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2800-43-0x0000000001000000-0x0000000001040000-memory.dmp
memory/2800-45-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2928-54-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2928-53-0x0000000005000000-0x0000000005018000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-15 20:27
Reported
2024-08-15 20:29
Platform
win10v2004-20240802-en
Max time kernel
113s
Max time network
114s
Command Line
Signatures
Floxif, Floodfix
Detects Floxif payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Event Triggered Execution: AppInit DLLs
ACProtect 1.3x - 1.4x DLL software
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\temp\ext42438\hotfix.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\afefcb34383aaebfab116ad4137a70f0N.exe | N/A |
| N/A | N/A | \??\c:\temp\ext42438\hotfix.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\afefcb34383aaebfab116ad4137a70f0N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\afefcb34383aaebfab116ad4137a70f0N.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 |
Enumerates connected drives
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\afefcb34383aaebfab116ad4137a70f0N.exe | N/A |
| File created | \??\c:\program files\common files\system\symsrv.dll.000 | C:\Users\Admin\AppData\Local\Temp\afefcb34383aaebfab116ad4137a70f0N.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\afefcb34383aaebfab116ad4137a70f0N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | \??\c:\temp\ext42438\hotfix.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\afefcb34383aaebfab116ad4137a70f0N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\afefcb34383aaebfab116ad4137a70f0N.exe | N/A |
| N/A | N/A | \??\c:\temp\ext42438\hotfix.exe | N/A |
| N/A | N/A | \??\c:\temp\ext42438\hotfix.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\afefcb34383aaebfab116ad4137a70f0N.exe | N/A |
| Token: SeDebugPrivilege | N/A | \??\c:\temp\ext42438\hotfix.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3632 wrote to memory of 3084 | N/A | C:\Users\Admin\AppData\Local\Temp\afefcb34383aaebfab116ad4137a70f0N.exe | \??\c:\temp\ext42438\hotfix.exe |
| PID 3632 wrote to memory of 3084 | N/A | C:\Users\Admin\AppData\Local\Temp\afefcb34383aaebfab116ad4137a70f0N.exe | \??\c:\temp\ext42438\hotfix.exe |
| PID 3632 wrote to memory of 3084 | N/A | C:\Users\Admin\AppData\Local\Temp\afefcb34383aaebfab116ad4137a70f0N.exe | \??\c:\temp\ext42438\hotfix.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\afefcb34383aaebfab116ad4137a70f0N.exe
"C:\Users\Admin\AppData\Local\Temp\afefcb34383aaebfab116ad4137a70f0N.exe"
\??\c:\temp\ext42438\hotfix.exe
c:\temp\ext42438\hotfix.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 5isohu.com | udp |
| US | 8.8.8.8:53 | www.aieov.com | udp |
| US | 45.79.19.196:80 | www.aieov.com | tcp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.19.79.45.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 5isohu.com | udp |
| US | 45.79.19.196:80 | www.aieov.com | tcp |
| US | 8.8.8.8:53 | 5isohu.com | udp |
| US | 45.79.19.196:80 | www.aieov.com | tcp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 24.140.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 42.56.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.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
memory/3632-0-0x0000000005000000-0x0000000005018000-memory.dmp
memory/3632-5-0x0000000010000000-0x0000000010030000-memory.dmp
C:\Program Files\Common Files\System\symsrv.dll
| MD5 | 7574cf2c64f35161ab1292e2f532aabf |
| SHA1 | 14ba3fa927a06224dfe587014299e834def4644f |
| SHA256 | de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085 |
| SHA512 | 4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab |
memory/3632-10-0x0000000005000000-0x0000000005018000-memory.dmp
memory/3632-9-0x0000000005001000-0x0000000005002000-memory.dmp
memory/3084-26-0x0000000010000000-0x0000000010030000-memory.dmp
\??\c:\temp\ext42438\hotfix.inf
| MD5 | 1fd2b85cc8c265b4f4867e7e31387d52 |
| SHA1 | 80b0921ea64022ebb5a3fee82f59f0e1deedd852 |
| SHA256 | a9e5074c188d78ccb3e1d4ee28cc48d208357d6f25353c28571fa0a6eaaa474a |
| SHA512 | 0664941ac3d88528d8c8254b25c29d5662fd8979f5c66604225fc9fb63d400c835f78230a8cd99ea28127b79837e2177475a8ee086737fec5206f9cd1d830300 |
\??\c:\temp\ext42438\hotfix.exe
| MD5 | 155fc68d5d845947cd0cba8a40eb2ea1 |
| SHA1 | 1bc25d1dab8cabad382107744f3c6a59036c2b9d |
| SHA256 | 0fe1846a38abb3bd9e1bec74a846cf5bd8a38f508cd629b5bea3c306fea9511c |
| SHA512 | 4d9ba8fdf861c00bb701cf5de519d42bdc2bac27171b87f65a308a32bd4c8fe4f556fd659706c2eb5078d5b9952cc3815f76c9859c256275571c3865e2bad7ce |
C:\temp\ext42438\hotfix.exe.tmp
| MD5 | cfc1449cd14a8c1494cb1ca6571deaa7 |
| SHA1 | a095841ab7e0c436f73bc61ff37175ef321bef24 |
| SHA256 | 2242c7f3ffe3e45023c467cbed17c1379ddff46b1779ce010bdb1cd2b1af0794 |
| SHA512 | a242274f8b7f75128f65c40f08eb8fec21f2dc337807a088adca7f154988c52bbc3b3d9d0d4ca1256180b43f29f1bc4e80d537e680994d1b952bb3a5b769a399 |
memory/3632-35-0x0000000005000000-0x0000000005018000-memory.dmp
memory/3632-37-0x0000000010000000-0x0000000010030000-memory.dmp
memory/3632-40-0x0000000005001000-0x0000000005002000-memory.dmp
memory/3084-41-0x0000000010000000-0x0000000010030000-memory.dmp
memory/3632-42-0x0000000010000000-0x0000000010030000-memory.dmp
memory/3632-55-0x0000000005000000-0x0000000005018000-memory.dmp
memory/3632-54-0x0000000010000000-0x0000000010030000-memory.dmp
memory/3084-47-0x0000000010000000-0x0000000010030000-memory.dmp