Analysis
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max time kernel
144s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
18-12-2024 00:23
Static task
static1
Behavioral task
behavioral1
Sample
2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe
Resource
win7-20241010-en
General
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Target
2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe
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Size
2.4MB
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MD5
6ade9d0db915dceaa14cee0861af0271
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SHA1
d7c2e5bbac30e019a56e501febb650f23952776b
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SHA256
d4474c62fd0471b107e8ff247ac9d38cd44818867e9f9dcf2ec71900b1202116
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SHA512
3cdf2a2233927f7d23cd1a03e347fde15a4719310f6afe35a366becb51708fd6340c5ce05298d50335603f167a3ebf4afe9be3d320b7305f5e03207280854891
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SSDEEP
49152:27t7AkqIxGrGYyZa/tgrYJUGfZC3wA6EylfwEaFW31qp:a7AfrlyutLxC3sEwwM3Up
Malware Config
Signatures
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Floxif family
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Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x000c000000023b8f-1.dat floxif -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x000c000000023b8f-1.dat acprotect -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe -
Executes dropped EXE 2 IoCs
pid Process 3640 minidownload.exe 4700 SogouSoftware.exe -
Loads dropped DLL 3 IoCs
pid Process 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 4700 SogouSoftware.exe 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe -
Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\e: 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe -
pid Process 748 arp.exe 4424 arp.exe 2568 arp.exe 3908 arp.exe 1788 arp.exe 1664 arp.exe 4616 arp.exe 3648 arp.exe 720 arp.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 2 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe File opened for modification \??\PhysicalDrive0 SogouSoftware.exe -
resource yara_rule behavioral2/files/0x000c000000023b8f-1.dat upx behavioral2/memory/4292-4-0x0000000010000000-0x0000000010033000-memory.dmp upx behavioral2/memory/4292-84-0x0000000010000000-0x0000000010033000-memory.dmp upx behavioral2/memory/4292-86-0x0000000010000000-0x0000000010033000-memory.dmp upx behavioral2/memory/4292-92-0x0000000010000000-0x0000000010033000-memory.dmp upx -
Drops file in Program Files directory 46 IoCs
description ioc Process File created C:\Program Files (x86)\SogouSoftware\download\download\.svn\entries minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\.svn\prop-base\atl71.dll.svn-base minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\.svn\prop-base\dl_peer_id.dll.svn-base minidownload.exe File created C:\Program Files\Common Files\System\symsrv.dll 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe File created C:\Program Files (x86)\SogouSoftware\download\xldl.dll minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\id.dat minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\.svn\prop-base\msvcp71.dll.svn-base minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\.svn\prop-base\zlib1.dll.svn-base minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\.svn\text-base\id.dat.svn-base minidownload.exe File opened for modification C:\Program Files (x86)\SogouSoftware\SogouSoftwareLoader.dll.dat 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe File created C:\Program Files (x86)\SogouSoftware\crash\.svn\all-wcprops minidownload.exe File created C:\Program Files (x86)\SogouSoftware\crash\.svn\entries minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\atl71.dll minidownload.exe File created C:\Program Files (x86)\SogouSoftware\SogouSoftwareLoader.dll minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\.svn\prop-base\ThunderFW.exe.svn-base minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\.svn\text-base\atl71.dll.svn-base minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\.svn\format minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\.svn\prop-base\MiniThunderPlatform.exe.svn-base minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\.svn\text-base\ThunderFW.exe.svn-base minidownload.exe File created C:\Program Files (x86)\SogouSoftware\SogouSoftwareLoader.dll.tmp 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe File created C:\Program Files (x86)\SogouSoftware\crash\.svn\format minidownload.exe File created C:\Program Files (x86)\SogouSoftware\crash\.svn\prop-base\ExceptionReport.exe.svn-base minidownload.exe File created C:\Program Files (x86)\SogouSoftware\crash\.svn\text-base\ExceptionReport.exe.svn-base minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\.svn\text-base\msvcp71.dll.svn-base minidownload.exe File opened for modification C:\Program Files (x86)\SogouSoftware\SogouSoftwareLoader.dll 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe File created C:\Program Files (x86)\SogouSoftware\crash\ExceptionReport.exe minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\msvcr71.dll minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\zlib1.dll minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\.svn\prop-base\MiniTPFw.exe.svn-base minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\.svn\prop-base\download_engine.dll.svn-base minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\.svn\text-base\msvcr71.dll.svn-base minidownload.exe File created C:\Program Files (x86)\SogouSoftware\SogouSoftware.exe minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\MiniThunderPlatform.exe minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\dl_peer_id.dll minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\.svn\prop-base\msvcr71.dll.svn-base minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\.svn\text-base\MiniTPFw.exe.svn-base minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\.svn\text-base\zlib1.dll.svn-base minidownload.exe File created \??\c:\program files\common files\system\symsrv.dll.000 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe File created C:\Program Files (x86)\SogouSoftware\download\download\ThunderFW.exe minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\download_engine.dll minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\msvcp71.dll minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\.svn\text-base\dl_peer_id.dll.svn-base minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\.svn\text-base\download_engine.dll.svn-base minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\MiniTPFw.exe minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\.svn\all-wcprops minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\.svn\text-base\MiniThunderPlatform.exe.svn-base minidownload.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 13 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 SogouSoftware.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language arp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language arp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language arp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language arp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language minidownload.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language arp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language arp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language arp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language arp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language arp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language arp.exe -
NSIS installer 2 IoCs
resource yara_rule behavioral2/files/0x0007000000023c86-11.dat nsis_installer_1 behavioral2/files/0x0007000000023c86-11.dat nsis_installer_2 -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe -
Suspicious behavior: LoadsDriver 2 IoCs
pid Process 656 Process not Found 656 Process not Found -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4292 wrote to memory of 4616 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 83 PID 4292 wrote to memory of 4616 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 83 PID 4292 wrote to memory of 4616 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 83 PID 4292 wrote to memory of 2568 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 85 PID 4292 wrote to memory of 2568 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 85 PID 4292 wrote to memory of 2568 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 85 PID 4292 wrote to memory of 720 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 86 PID 4292 wrote to memory of 720 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 86 PID 4292 wrote to memory of 720 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 86 PID 4292 wrote to memory of 4424 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 87 PID 4292 wrote to memory of 4424 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 87 PID 4292 wrote to memory of 4424 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 87 PID 4292 wrote to memory of 3648 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 88 PID 4292 wrote to memory of 3648 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 88 PID 4292 wrote to memory of 3648 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 88 PID 4292 wrote to memory of 748 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 89 PID 4292 wrote to memory of 748 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 89 PID 4292 wrote to memory of 748 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 89 PID 4292 wrote to memory of 1664 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 90 PID 4292 wrote to memory of 1664 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 90 PID 4292 wrote to memory of 1664 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 90 PID 4292 wrote to memory of 1788 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 91 PID 4292 wrote to memory of 1788 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 91 PID 4292 wrote to memory of 1788 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 91 PID 4292 wrote to memory of 3908 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 92 PID 4292 wrote to memory of 3908 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 92 PID 4292 wrote to memory of 3908 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 92 PID 4292 wrote to memory of 3640 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 101 PID 4292 wrote to memory of 3640 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 101 PID 4292 wrote to memory of 3640 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 101 PID 4292 wrote to memory of 4700 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 104 PID 4292 wrote to memory of 4700 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 104 PID 4292 wrote to memory of 4700 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 104 PID 4292 wrote to memory of 3860 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 106 PID 4292 wrote to memory of 3860 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 106 PID 4292 wrote to memory of 3860 4292 2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe 106
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-18_6ade9d0db915dceaa14cee0861af0271_floxif_mafia.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4292 -
C:\Windows\SysWOW64\arp.exearp -a2⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:4616
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C:\Windows\SysWOW64\arp.exearp -s 10.127.0.1 f8-09-a7-5a-13-222⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:2568
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C:\Windows\SysWOW64\arp.exearp -s 10.127.255.255 e0-0b-16-53-5d-182⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:720
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C:\Windows\SysWOW64\arp.exearp -s 136.243.76.173 15-c7-1e-27-cb-fb2⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:4424
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C:\Windows\SysWOW64\arp.exearp -s 224.0.0.22 60-17-f9-7a-b0-802⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:3648
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C:\Windows\SysWOW64\arp.exearp -s 224.0.0.251 d4-97-e8-f3-25-4b2⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:748
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C:\Windows\SysWOW64\arp.exearp -s 224.0.0.252 8c-e5-f2-d3-fd-742⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:1664
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C:\Windows\SysWOW64\arp.exearp -s 239.255.255.250 3b-f2-44-50-80-c42⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:1788
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C:\Windows\SysWOW64\arp.exearp -s 255.255.255.255 76-be-78-5a-54-962⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:3908
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C:\Users\Admin\AppData\Local\Temp\minidownload.exe"C:\Users\Admin\AppData\Local\Temp\minidownload.exe"2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3640
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C:\Program Files (x86)\SogouSoftware\SogouSoftware.exe"C:\Program Files (x86)\SogouSoftware\SogouSoftware.exe" /Loader /DownLoad?status=true&softurl=https%3A%2F%2Fxiazai.sogou.com%2Fcomm%2Fredir%3Fsoftdown%3D1%26u%3DG30HdQ8G4ngDpbEHfW1gEXYhwD6lzpDc8HlTAHx7scbrxDthotkHK0HexvlOWvJbJd76eqnPU0MQPeaLH3gS2w..%26pcid%3D-2241203717467645359%26fr%3Dxiazai%26source%3Dxixi%26filename%3Dpdfwjt.zip&iconurl=https%3A%2F%2Fpic.cr173.com%2Fup%2F2014-4%2F201449152326.jpg&softname=PDF%E8%BD%AC%E6%8D%A2%E9%80%9A&softsize=19.05MB2⤵
- Executes dropped EXE
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
PID:4700
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C:\Windows\SysWOW64\arp.exearp -d2⤵
- System Location Discovery: System Language Discovery
PID:3860
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
232KB
MD50bc2d003fcfe3fa65f4c3ba7a015fa41
SHA172ed85bc1c57259b4f2ed36d16ce3fed4e30607c
SHA256388069590fb9569b6c498f941d0565416cb52fc803648ee21b8c59917c63eb4b
SHA512ae8d83e6ca21ee9b0d5e5845fac3a4dc01c6038243da36b4360b2f42763478265cdafc89072c47672b9738de1930e5e5191e2bf91715055cbd16a949d313ff24
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Filesize
450KB
MD5b1ce2dba9515e144908aa34ac77f5a46
SHA10a3e601eeba273a16d815c5e59793eb73db9daad
SHA2565a7349e46f16ec394af8575b666c132c010bacaa2c59da472b842ffeccc5623f
SHA512d0a78b5de9126b8126b531fb8f72ae375aac898930dccd8a61f173c28470895daab56b368c34a5925020dfdc642785651445967904d8756bb1ce7c1d2f95525a
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Filesize
531KB
MD5e7b30cd2c170261b7db27a412cf1041b
SHA15f87c86f346be75866a4e57877c0b548f84f1615
SHA25605b608b08271387c0e2d3e05399b46aa8d64c9657c047d092a0f8e486df4d2f9
SHA51234607605b2573bcc7aa62152ecc81533ef7f27c5f0e98bf43ed2f108223e2bad96a9b8c30945d88f519ebc53eaaf7a7232b0a56f8d685173da64b84b6d519b1b
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Filesize
53B
MD5113136892f2137aa0116093a524ade0b
SHA1a0284943f8ddfe69ceec90833e66d96bdf4a97f0
SHA256ebbf7e8800c3446bc3a195fa53573bde1073b0bf7581a614372f1391a9286d02
SHA512d3201cc19ae702a9813aa8bc39612ebaa48138903e9ede64dcadff213691f6e711876aa4fa083887c545325d5d8bf70649523c528090542459f2b01697180e99
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Filesize
71KB
MD54fcd7574537cebec8e75b4e646996643
SHA1efa59bb9050fb656b90d5d40c942fb2a304f2a8b
SHA2568ea3b17e4b783ffc0bc387b81b823bf87af0d57da74541d88ba85314bb232a5d
SHA5127f1a7ef64d332a735db82506b47d84853af870785066d29ccaf4fdeab114079a9f0db400e01ba574776a0d652a248658fe1e8f9659cdced19ad6eea09644ea3e
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Filesize
1.9MB
MD50618e9851ea4a522abeded8d40c2f19e
SHA1c6772967fdf545e32d28f3b46e97aec5b9ff99f5
SHA256506c374fbdf14420306e2da8d123c2138c2ceabd2046178317508a25949d3dc4
SHA512b8c4816d81aa14646a3b690da76c0d33f59b7d419305638747503dba6bb84a63b906fe7d0ced59850ad25db37c1e0e6f3bd614a902f2f5ffb3d2bf74ec4e571f