Analysis Overview
SHA256
2c484a04a3681dee4f36459fc9ce5959cf2cdc8b859f1c35ea2abaa234fb2961
Threat Level: Known bad
The file 89067d7926507a58c377b7690fcb0950N was found to be: Known bad.
Malicious Activity Summary
Floxif, Floodfix
Detects Floxif payload
ACProtect 1.3x - 1.4x DLL software
Executes dropped EXE
UPX packed file
Loads dropped DLL
Enumerates connected drives
Writes to the Master Boot Record (MBR)
Drops file in System32 directory
Drops file in Program Files directory
Unsigned PE
Program crash
System Location Discovery: System Language Discovery
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
Suspicious behavior: LoadsDriver
Suspicious behavior: EnumeratesProcesses
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of FindShellTrayWindow
Modifies system certificate store
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-14 06:33
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-14 06:33
Reported
2024-09-14 06:35
Platform
win7-20240903-en
Max time kernel
120s
Max time network
117s
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 |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HWMonitorPro64.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\89067d7926507a58c377b7690fcb0950N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\89067d7926507a58c377b7690fcb0950N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\89067d7926507a58c377b7690fcb0950N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\89067d7926507a58c377b7690fcb0950N.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
| Description | Indicator | Process | Target |
| File opened (read-only) | \??\e: | C:\Users\Admin\AppData\Local\Temp\89067d7926507a58c377b7690fcb0950N.exe | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HWMonitorPro64.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\system32\lpcio.dll | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HWMonitorPro64.exe | N/A |
| File opened for modification | C:\Windows\system32\lpcio.dll | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HWMonitorPro64.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\89067d7926507a58c377b7690fcb0950N.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Common Files\microsoft shared\ink\tiptsf.dll | C:\Users\Admin\AppData\Local\Temp\89067d7926507a58c377b7690fcb0950N.exe | N/A |
| File created | C:\Program Files (x86)\Common Files\microsoft shared\ink\tiptsf.dll.tmp | C:\Users\Admin\AppData\Local\Temp\89067d7926507a58c377b7690fcb0950N.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Common Files\microsoft shared\ink\tiptsf.dll.tmp | C:\Users\Admin\AppData\Local\Temp\89067d7926507a58c377b7690fcb0950N.exe | N/A |
| File created | \??\c:\program files\common files\system\symsrv.dll.000 | C:\Users\Admin\AppData\Local\Temp\89067d7926507a58c377b7690fcb0950N.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\89067d7926507a58c377b7690fcb0950N.exe | N/A |
Modifies system certificate store
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HWMonitorPro64.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HWMonitorPro64.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\89067d7926507a58c377b7690fcb0950N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\89067d7926507a58c377b7690fcb0950N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\89067d7926507a58c377b7690fcb0950N.exe | N/A |
Suspicious behavior: LoadsDriver
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\89067d7926507a58c377b7690fcb0950N.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HWMonitorPro64.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HWMonitorPro64.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HWMonitorPro64.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HWMonitorPro64.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HWMonitorPro64.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HWMonitorPro64.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HWMonitorPro64.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HWMonitorPro64.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2232 wrote to memory of 2136 | N/A | C:\Users\Admin\AppData\Local\Temp\89067d7926507a58c377b7690fcb0950N.exe | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HWMonitorPro64.exe |
| PID 2232 wrote to memory of 2136 | N/A | C:\Users\Admin\AppData\Local\Temp\89067d7926507a58c377b7690fcb0950N.exe | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HWMonitorPro64.exe |
| PID 2232 wrote to memory of 2136 | N/A | C:\Users\Admin\AppData\Local\Temp\89067d7926507a58c377b7690fcb0950N.exe | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HWMonitorPro64.exe |
| PID 2232 wrote to memory of 2136 | N/A | C:\Users\Admin\AppData\Local\Temp\89067d7926507a58c377b7690fcb0950N.exe | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HWMonitorPro64.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\89067d7926507a58c377b7690fcb0950N.exe
"C:\Users\Admin\AppData\Local\Temp\89067d7926507a58c377b7690fcb0950N.exe"
C:\Users\Admin\AppData\Local\Temp\RarSFX0\HWMonitorPro64.exe
"C:\Users\Admin\AppData\Local\Temp\RarSFX0\HWMonitorPro64.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.cpuid.com | udp |
| FR | 195.154.81.43:443 | www.cpuid.com | tcp |
| US | 8.8.8.8:53 | e5.o.lencr.org | udp |
| GB | 88.221.135.113:80 | e5.o.lencr.org | tcp |
| US | 8.8.8.8:53 | time-a.timefreq.bldrdoc.gov | udp |
| US | 132.163.96.1:37 | time-a.timefreq.bldrdoc.gov | tcp |
| US | 8.8.8.8:53 | time-c.timefreq.bldrdoc.gov | udp |
| US | 132.163.96.3:37 | time-c.timefreq.bldrdoc.gov | tcp |
| US | 8.8.8.8:53 | ntps1-0.uni-erlangen.de | udp |
| DE | 131.188.3.220:37 | ntps1-0.uni-erlangen.de | tcp |
| US | 8.8.8.8:53 | 5isohu.com | udp |
| US | 8.8.8.8:53 | nist1.datum.com | udp |
| US | 8.8.8.8:53 | www.aieov.com | udp |
| US | 45.33.30.197:80 | www.aieov.com | tcp |
| US | 45.33.30.197:80 | www.aieov.com | tcp |
| US | 45.33.30.197:80 | www.aieov.com | tcp |
| US | 45.33.30.197:80 | www.aieov.com | tcp |
| US | 45.33.30.197:80 | www.aieov.com | tcp |
| US | 45.33.30.197:80 | www.aieov.com | tcp |
Files
memory/2232-3-0x0000000010000000-0x0000000010030000-memory.dmp
\Program Files\Common Files\System\symsrv.dll
| MD5 | 7574cf2c64f35161ab1292e2f532aabf |
| SHA1 | 14ba3fa927a06224dfe587014299e834def4644f |
| SHA256 | de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085 |
| SHA512 | 4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab |
C:\Users\Admin\AppData\Local\Temp\RarSFX0\HWMonitorPro64.exe
| MD5 | c08ebc85e0f04e9768d097733c22a9ab |
| SHA1 | 9264cf6638316af44d0b38052f9c9cf1a79d4712 |
| SHA256 | c81fbcf64c12450f74c1173aea5d443696d3297f852a177c9d862396ba0fc3a5 |
| SHA512 | 935ce1e01a3deb201dee833884e5e961f5409f2674d9a4e70bc1dab92f1fe501701827b78ada98aee09882f400ee39629756bb52aa494e5904b38f06a3c299f9 |
C:\Users\Admin\AppData\Local\Temp\RarSFX0\hwmpro.pvk
| MD5 | 8753a6f5df99c053299b89e8139250a4 |
| SHA1 | 20503dcba4e1ca2e3e24c722e579196714772275 |
| SHA256 | 5053378813c575af792ccd5942f3a0c2ed9e23c52aae90f82a2066e89c91f68b |
| SHA512 | 41ca8fa8aff0ca72678d9bc368a43453d1d9a0a817a03227ffea549abba789944cdbc36ee5f2beadaf4ac0a470bc3bd417aefdb34fa60a0367f29443f53e64c9 |
\Program Files (x86)\Common Files\microsoft shared\ink\tiptsf.dll.tmp
| MD5 | cbb0cfe99fe1ca54335d87515d862ba3 |
| SHA1 | cb76865ff91152eb6c59dc15564e8959f6c85628 |
| SHA256 | 47b3449820b22e0bb31d6d2ce607c5347483c4c68d9b493305b1d9b61774396c |
| SHA512 | 797b81e134daab5315dc216fe4844d6420c94da3a393a3847a858fca259560ba72c9c6fc57c5572619feddc5021467581ba087fec52394a2dd858eb17d304f66 |
C:\Program Files (x86)\Common Files\microsoft shared\ink\tiptsf.dll.tmp
| MD5 | 2f13191d5f2eade9dd842ec01855610c |
| SHA1 | 8cb84defbb17817270074153f43bd63169feb42c |
| SHA256 | 6d097a250fb0c3680caffce72834882c19cf436979b1124d4eb7f17a61aab137 |
| SHA512 | 650423080fce49328404b2dde498f0ba4875e18e17460639235531da64e74722c69c9e89c17afa697123a576e2e59a53342fbad160d89c92ef27e99a7eeb49a1 |
memory/2232-65-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2232-64-0x0000000001260000-0x00000000012E5000-memory.dmp
memory/2232-69-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2232-73-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2232-77-0x0000000010000000-0x0000000010030000-memory.dmp
C:\Program Files\Common Files\System\symsrv.dll.000
| MD5 | 1130c911bf5db4b8f7cf9b6f4b457623 |
| SHA1 | 48e734c4bc1a8b5399bff4954e54b268bde9d54c |
| SHA256 | eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1 |
| SHA512 | 94e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0 |
memory/2232-83-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2232-85-0x0000000010000000-0x0000000010030000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-14 06:33
Reported
2024-09-14 06:35
Platform
win10v2004-20240802-en
Max time kernel
96s
Max time network
98s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\89067d7926507a58c377b7690fcb0950N.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\89067d7926507a58c377b7690fcb0950N.exe
"C:\Users\Admin\AppData\Local\Temp\89067d7926507a58c377b7690fcb0950N.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 956 -ip 956
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 956 -s 180
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 241.150.49.20.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 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.143.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |