Analysis Overview
SHA256
56d6b1608d42bbb1d391ed9449634291697af5fe620dbfeb14861ed0d3b85d24
Threat Level: Known bad
The file fea9ed4cc0bab2d47b8bc7d9251888a0N.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
Loads dropped DLL
UPX packed file
Drops file in Program Files directory
Unsigned PE
System Location Discovery: System Language Discovery
Program crash
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-16 10:43
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-16 10:43
Reported
2024-08-16 10:45
Platform
win7-20240708-en
Max time kernel
117s
Max time network
119s
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\fea9ed4cc0bab2d47b8bc7d9251888a0N.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 |
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\fea9ed4cc0bab2d47b8bc7d9251888a0N.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\fea9ed4cc0bab2d47b8bc7d9251888a0N.exe |
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\fea9ed4cc0bab2d47b8bc7d9251888a0N.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\fea9ed4cc0bab2d47b8bc7d9251888a0N.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2604 wrote to memory of 2792 | N/A | C:\Users\Admin\AppData\Local\Temp\fea9ed4cc0bab2d47b8bc7d9251888a0N.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2604 wrote to memory of 2792 | N/A | C:\Users\Admin\AppData\Local\Temp\fea9ed4cc0bab2d47b8bc7d9251888a0N.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2604 wrote to memory of 2792 | N/A | C:\Users\Admin\AppData\Local\Temp\fea9ed4cc0bab2d47b8bc7d9251888a0N.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2604 wrote to memory of 2792 | N/A | C:\Users\Admin\AppData\Local\Temp\fea9ed4cc0bab2d47b8bc7d9251888a0N.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\fea9ed4cc0bab2d47b8bc7d9251888a0N.exe
"C:\Users\Admin\AppData\Local\Temp\fea9ed4cc0bab2d47b8bc7d9251888a0N.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2604 -s 264
Network
Files
\Program Files\Common Files\System\symsrv.dll
| MD5 | 7574cf2c64f35161ab1292e2f532aabf |
| SHA1 | 14ba3fa927a06224dfe587014299e834def4644f |
| SHA256 | de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085 |
| SHA512 | 4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab |
memory/2604-1-0x0000000000400000-0x000000000049A000-memory.dmp
memory/2604-4-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2604-6-0x0000000000400000-0x000000000049A000-memory.dmp
memory/2604-9-0x0000000010000000-0x0000000010030000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-16 10:43
Reported
2024-08-16 10:45
Platform
win10v2004-20240802-en
Max time kernel
105s
Max time network
121s
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 |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\fea9ed4cc0bab2d47b8bc7d9251888a0N.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.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 |
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\fea9ed4cc0bab2d47b8bc7d9251888a0N.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\fea9ed4cc0bab2d47b8bc7d9251888a0N.exe |
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\fea9ed4cc0bab2d47b8bc7d9251888a0N.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\fea9ed4cc0bab2d47b8bc7d9251888a0N.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\fea9ed4cc0bab2d47b8bc7d9251888a0N.exe
"C:\Users\Admin\AppData\Local\Temp\fea9ed4cc0bab2d47b8bc7d9251888a0N.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4408 -ip 4408
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4408 -s 568
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.microsoft.com | udp |
| GB | 95.100.245.144:80 | www.microsoft.com | tcp |
| US | 8.8.8.8:53 | 144.245.100.95.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 192.142.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 25.140.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 52.111.229.43:443 | tcp | |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| 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 | 10.27.171.150.in-addr.arpa | udp |
Files
memory/4408-0-0x0000000000400000-0x000000000049A000-memory.dmp
C:\Program Files\Common Files\System\symsrv.dll
| MD5 | 7574cf2c64f35161ab1292e2f532aabf |
| SHA1 | 14ba3fa927a06224dfe587014299e834def4644f |
| SHA256 | de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085 |
| SHA512 | 4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab |
memory/4408-5-0x0000000010000000-0x0000000010030000-memory.dmp
memory/4408-9-0x0000000000400000-0x000000000049A000-memory.dmp
memory/4408-11-0x0000000010000000-0x0000000010030000-memory.dmp