Analysis Overview
SHA256
da7a55b1f37d5370a52d564a24251fa93e01fed4360f9ac3f9a0229107e3c62f
Threat Level: Known bad
The file 8cf2d659fba0560812bc1419a3248df0N.exe was found to be: Known bad.
Malicious Activity Summary
Floxif, Floodfix
Detects Floxif payload
Event Triggered Execution: AppInit DLLs
Loads dropped DLL
UPX packed file
ACProtect 1.3x - 1.4x DLL software
Checks computer location settings
Executes dropped EXE
Enumerates connected drives
Drops file in Program Files directory
Program crash
System Location Discovery: System Language Discovery
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-17 11:47
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-17 11:47
Reported
2024-08-17 11:49
Platform
win7-20240708-en
Max time kernel
19s
Max time network
16s
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\8cf2d659fba0560812bc1419a3248df0N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8cf2d659fba0560812bc1419a3248df0N.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\8cf2d659fba0560812bc1419a3248df0N.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\8cf2d659fba0560812bc1419a3248df0N.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\8cf2d659fba0560812bc1419a3248df0N.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8cf2d659fba0560812bc1419a3248df0N.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\8cf2d659fba0560812bc1419a3248df0N.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\8cf2d659fba0560812bc1419a3248df0N.exe
"C:\Users\Admin\AppData\Local\Temp\8cf2d659fba0560812bc1419a3248df0N.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 | 45.33.20.235:80 | www.aieov.com | tcp |
Files
\Program Files\Common Files\System\symsrv.dll
| MD5 | 7574cf2c64f35161ab1292e2f532aabf |
| SHA1 | 14ba3fa927a06224dfe587014299e834def4644f |
| SHA256 | de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085 |
| SHA512 | 4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab |
memory/2292-3-0x0000000010000000-0x0000000010030000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\{BB40D48E-B214-4AB1-B018-705C72C17F19}\WhaleSetup.exe
| MD5 | fb4700387ec4a35d8f3eef8226da998a |
| SHA1 | 8f1b993a908dc3ba9316af2cbb82bdc7fbf51297 |
| SHA256 | 3c9051b9eb15946a907c16f1aa3d1b1c50519da83e165649a641700c2d9fc555 |
| SHA512 | 73791d59096587396529f3aaaf9b39a678d738ebda9e09e59c414418154ca8b1e6637c5192616f3a027dadb952c425a3e7e6dcadc69df11b0c970bb5d1e1a4ab |
\Users\Admin\AppData\Local\Temp\{BB40D48E-B214-4AB1-B018-705C72C17F19}\WhaleSetup.exe.tmp
| MD5 | f4a7a6737264722d95ac6299065472ff |
| SHA1 | ed78c302f2c7a47b20054da04100ebda5243eb17 |
| SHA256 | a1fa39728724dc29c9136e59ca3297dde17359a83ea22128cbad647f0306b6a8 |
| SHA512 | 58fa9ec35844a65ab4f2c1c1106987795605859fd19e12ba486e26ff22bbbdbbce65aef483cdf3b0b26df1d03aac82f4cb181a71185cad60dff3f487122f3e5d |
memory/2292-17-0x0000000003E60000-0x000000000432A000-memory.dmp
memory/2292-24-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2292-22-0x00000000010C0000-0x0000000001373000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-17 11:47
Reported
2024-08-17 11:49
Platform
win10v2004-20240802-en
Max time kernel
104s
Max time network
105s
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 |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\8cf2d659fba0560812bc1419a3248df0N.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\{CF920962-8220-4FBB-8FF3-81086CD9240B}\WhaleSetup.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8cf2d659fba0560812bc1419a3248df0N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8cf2d659fba0560812bc1419a3248df0N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8cf2d659fba0560812bc1419a3248df0N.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 |
Enumerates connected drives
| Description | Indicator | Process | Target |
| File opened (read-only) | \??\e: | C:\Users\Admin\AppData\Local\Temp\8cf2d659fba0560812bc1419a3248df0N.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\8cf2d659fba0560812bc1419a3248df0N.exe | N/A |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\{CF920962-8220-4FBB-8FF3-81086CD9240B}\WhaleSetup.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\8cf2d659fba0560812bc1419a3248df0N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\{CF920962-8220-4FBB-8FF3-81086CD9240B}\WhaleSetup.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8cf2d659fba0560812bc1419a3248df0N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\8cf2d659fba0560812bc1419a3248df0N.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\8cf2d659fba0560812bc1419a3248df0N.exe | N/A |
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2208 wrote to memory of 4260 | N/A | C:\Users\Admin\AppData\Local\Temp\8cf2d659fba0560812bc1419a3248df0N.exe | C:\Users\Admin\AppData\Local\Temp\{CF920962-8220-4FBB-8FF3-81086CD9240B}\WhaleSetup.exe |
| PID 2208 wrote to memory of 4260 | N/A | C:\Users\Admin\AppData\Local\Temp\8cf2d659fba0560812bc1419a3248df0N.exe | C:\Users\Admin\AppData\Local\Temp\{CF920962-8220-4FBB-8FF3-81086CD9240B}\WhaleSetup.exe |
| PID 2208 wrote to memory of 4260 | N/A | C:\Users\Admin\AppData\Local\Temp\8cf2d659fba0560812bc1419a3248df0N.exe | C:\Users\Admin\AppData\Local\Temp\{CF920962-8220-4FBB-8FF3-81086CD9240B}\WhaleSetup.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\8cf2d659fba0560812bc1419a3248df0N.exe
"C:\Users\Admin\AppData\Local\Temp\8cf2d659fba0560812bc1419a3248df0N.exe"
C:\Users\Admin\AppData\Local\Temp\{CF920962-8220-4FBB-8FF3-81086CD9240B}\WhaleSetup.exe
"C:\Users\Admin\AppData\Local\Temp\{CF920962-8220-4FBB-8FF3-81086CD9240B}\WhaleSetup.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4260 -ip 4260
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4260 -s 1844
Network
| Country | Destination | Domain | Proto |
| 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 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 5isohu.com | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| 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 | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.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 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
Files
C:\Program Files\Common Files\System\symsrv.dll
| MD5 | 7574cf2c64f35161ab1292e2f532aabf |
| SHA1 | 14ba3fa927a06224dfe587014299e834def4644f |
| SHA256 | de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085 |
| SHA512 | 4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab |
memory/2208-2-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2208-6-0x00000000009B1000-0x00000000009B2000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\{CF920962-8220-4FBB-8FF3-81086CD9240B}\WhaleSetup.exe
| MD5 | fb4700387ec4a35d8f3eef8226da998a |
| SHA1 | 8f1b993a908dc3ba9316af2cbb82bdc7fbf51297 |
| SHA256 | 3c9051b9eb15946a907c16f1aa3d1b1c50519da83e165649a641700c2d9fc555 |
| SHA512 | 73791d59096587396529f3aaaf9b39a678d738ebda9e09e59c414418154ca8b1e6637c5192616f3a027dadb952c425a3e7e6dcadc69df11b0c970bb5d1e1a4ab |
memory/4260-17-0x0000000000BD0000-0x000000000109A000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\{CF920962-8220-4FBB-8FF3-81086CD9240B}\WhaleSetup.exe.tmp
| MD5 | 180d774f53837061c61f8c8ab169d113 |
| SHA1 | 30e865e257eb243762fda7a11faafd991e2212f5 |
| SHA256 | bea4afbab02266f3206b25f48a930e7e8e36fb04df1d3696e1c98a1ec86fa362 |
| SHA512 | 571b63f71eb19ac7e26ccf74aaccd43b7911af707353808e5f36f5a7e5d5918049d2f8261257ee9cb762c3aa45b55cf31f466f1e9e7f2bf8f777e10220e60901 |
memory/2208-34-0x00000000044E0000-0x00000000049AA000-memory.dmp
memory/2208-35-0x00000000044E0000-0x00000000049AA000-memory.dmp
memory/4260-39-0x0000000000BD0000-0x000000000109A000-memory.dmp
memory/2208-40-0x00000000009B0000-0x0000000000C63000-memory.dmp
memory/2208-42-0x0000000010000000-0x0000000010030000-memory.dmp