Analysis
- max time kernel
94s - max time network
95s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system - submitted
13/09/2024, 12:36
Static task
static1
Behavioral task
behavioral1
Sample
2024-09-13_154d2d3465689d40494b04bf5d54439b_floxif_hijackloader_mafia.exe
Resource
win7-20240903-en
10 signatures
150 seconds
General
- Target 2024-09-13_154d2d3465689d40494b04bf5d54439b_floxif_hijackloader_mafia.exe
- Size 2.7MB
- Sample240913-pswcss1gmb
- SHA256 dc4586419f7ab5278827a6601f1420eac9797a4a56a17a4de40127287efbc58e
- MD5 154d2d3465689d40494b04bf5d54439b
- SHA1 16979d3ea303fe36340292850980fbf7b7e29776
- SHA512 d583ade78a7da623c82a68854b7956860e6bb66abeea5d16796cf7d4b1ca50a770859bb7adc227d2f2c26103515ec3f0b21646eb7888406d084ef294dd064b7f
- SSDEEP 49152:KIGYB+v+ta6vPBRbJXQv+Tatqc5doCUW5SwFAvhDzaDrhFmArRcnZPCCGiPxe7WH:K6THB/AGKqc5doCUW5jFAvBODLRAZPCo
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x00090000000233d9-1.dat floxif - ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x00090000000233d9-1.dat acprotect - Loads dropped DLL 1 IoCs
pid Process 1096 2024-09-13_154d2d3465689d40494b04bf5d54439b_floxif_hijackloader_mafia.exe -
resource yara_rule behavioral2/files/0x00090000000233d9-1.dat upx behavioral2/memory/1096-4-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/1096-9-0x0000000010000000-0x0000000010030000-memory.dmp upx - Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 2024-09-13_154d2d3465689d40494b04bf5d54439b_floxif_hijackloader_mafia.exe - Program crash 2 IoCs
pid pid_target Process procid_target 4156 1096 WerFault.exe 84 2036 1096 WerFault.exe 84 - System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-09-13_154d2d3465689d40494b04bf5d54439b_floxif_hijackloader_mafia.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1096 2024-09-13_154d2d3465689d40494b04bf5d54439b_floxif_hijackloader_mafia.exe 1096 2024-09-13_154d2d3465689d40494b04bf5d54439b_floxif_hijackloader_mafia.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1096 2024-09-13_154d2d3465689d40494b04bf5d54439b_floxif_hijackloader_mafia.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1096 2024-09-13_154d2d3465689d40494b04bf5d54439b_floxif_hijackloader_mafia.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2024-09-13_154d2d3465689d40494b04bf5d54439b_floxif_hijackloader_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-09-13_154d2d3465689d40494b04bf5d54439b_floxif_hijackloader_mafia.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1096 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1096 -s 8042⤵
- Program crash
PID:4156
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1096 -s 8162⤵
- Program crash
PID:2036
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1096 -ip 10961⤵PID:3688
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1096 -ip 10961⤵PID:4372
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Program Files\Common Files\System\symsrv.dll
- Size 67KB
- SHA256 de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
- MD5 7574cf2c64f35161ab1292e2f532aabf
- SHA1 14ba3fa927a06224dfe587014299e834def4644f
- SHA512 4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
- SSDEEP 1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZL:c8y93KQjy7G55riF1cMo03V
- MD5 SHA1 SHA512 SSDEEP