Analysis
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max time kernel
95s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
03-12-2024 17:46
Static task
static1
Behavioral task
behavioral1
Sample
2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe
Resource
win7-20240903-en
General
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Target
2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe
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Size
2.4MB
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MD5
7aa4a0ccde2fde9417a8aa793b70239e
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SHA1
f9625eafde4684d56b2798c96dc9bbdce4322627
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SHA256
7b7e6bd22c71f6ff35be22d9fff5106874004d509c10f3cf2d11b375ab03c8ff
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SHA512
9f444e37502e949a03c49566e130d98975db71c729acba87d60863e68e2a292f7ecb37c23a04e2b4eb5568416b6164694f0ffd7d7ccab7a928907d80a12c7d9b
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SSDEEP
49152:upuE7AkqIxGrGYyZa/tgrYJUGfZC3wA6EylfwEaFW31qwB:dE7AfrlyutLxC3sEwwM3UwB
Malware Config
Signatures
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Floxif family
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Detects Floxif payload 1 IoCs
Processes:
resource yara_rule behavioral2/files/0x000c000000023bb1-1.dat floxif -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
Processes:
resource yara_rule behavioral2/files/0x000c000000023bb1-1.dat acprotect -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe -
Executes dropped EXE 2 IoCs
Processes:
minidownload.exeSogouSoftware.exepid Process 3620 minidownload.exe 1100 SogouSoftware.exe -
Loads dropped DLL 2 IoCs
Processes:
2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exeSogouSoftware.exepid Process 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 1100 SogouSoftware.exe -
Processes:
arp.exearp.exearp.exearp.exearp.exearp.exearp.exearp.exearp.exepid Process 1960 arp.exe 1888 arp.exe 4420 arp.exe 3664 arp.exe 2332 arp.exe 1176 arp.exe 2496 arp.exe 2932 arp.exe 2664 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.
Processes:
2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exeSogouSoftware.exedescription ioc Process File opened for modification \??\PhysicalDrive0 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe File opened for modification \??\PhysicalDrive0 SogouSoftware.exe -
Processes:
resource yara_rule behavioral2/files/0x000c000000023bb1-1.dat upx behavioral2/memory/3964-2-0x0000000010000000-0x0000000010033000-memory.dmp upx behavioral2/memory/3964-71-0x0000000010000000-0x0000000010033000-memory.dmp upx -
Drops file in Program Files directory 42 IoCs
Processes:
minidownload.exe2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exedescription ioc Process File created C:\Program Files (x86)\SogouSoftware\crash\.svn\prop-base\ExceptionReport.exe.svn-base 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\prop-base\dl_peer_id.dll.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\crash\.svn\all-wcprops 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\text-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\Common Files\System\symsrv.dll 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe File created C:\Program Files (x86)\SogouSoftware\download\download\download_engine.dll 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\msvcr71.dll.svn-base minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\.svn\text-base\id.dat.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\crash\.svn\text-base\ExceptionReport.exe.svn-base 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\entries 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\zlib1.dll.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 (x86)\SogouSoftware\SogouSoftwareLoader.dll minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\MiniTPFw.exe 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\msvcp71.dll.svn-base 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\download_engine.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\prop-base\atl71.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\crash\.svn\entries 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\id.dat 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\format minidownload.exe File created C:\Program Files (x86)\SogouSoftware\crash\ExceptionReport.exe minidownload.exe File created C:\Program Files (x86)\SogouSoftware\crash\.svn\format minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\xldl.dll minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\ThunderFW.exe minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\atl71.dll 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 12 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exearp.exearp.exearp.exearp.exeminidownload.exearp.exearp.exearp.exearp.exearp.exeSogouSoftware.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_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 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 SogouSoftware.exe -
NSIS installer 2 IoCs
Processes:
resource yara_rule behavioral2/files/0x0007000000023c9c-11.dat nsis_installer_1 behavioral2/files/0x0007000000023c9c-11.dat nsis_installer_2 -
Suspicious behavior: LoadsDriver 1 IoCs
Processes:
pid Process 664 -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exedescription pid Process Token: SeDebugPrivilege 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe -
Suspicious use of WriteProcessMemory 33 IoCs
Processes:
2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exedescription pid Process procid_target PID 3964 wrote to memory of 2496 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 83 PID 3964 wrote to memory of 2496 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 83 PID 3964 wrote to memory of 2496 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 83 PID 3964 wrote to memory of 1176 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 85 PID 3964 wrote to memory of 1176 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 85 PID 3964 wrote to memory of 1176 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 85 PID 3964 wrote to memory of 2332 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 86 PID 3964 wrote to memory of 2332 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 86 PID 3964 wrote to memory of 2332 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 86 PID 3964 wrote to memory of 3664 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 87 PID 3964 wrote to memory of 3664 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 87 PID 3964 wrote to memory of 3664 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 87 PID 3964 wrote to memory of 4420 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 88 PID 3964 wrote to memory of 4420 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 88 PID 3964 wrote to memory of 4420 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 88 PID 3964 wrote to memory of 1888 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 89 PID 3964 wrote to memory of 1888 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 89 PID 3964 wrote to memory of 1888 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 89 PID 3964 wrote to memory of 1960 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 90 PID 3964 wrote to memory of 1960 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 90 PID 3964 wrote to memory of 1960 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 90 PID 3964 wrote to memory of 2664 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 91 PID 3964 wrote to memory of 2664 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 91 PID 3964 wrote to memory of 2664 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 91 PID 3964 wrote to memory of 2932 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 92 PID 3964 wrote to memory of 2932 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 92 PID 3964 wrote to memory of 2932 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 92 PID 3964 wrote to memory of 3620 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 101 PID 3964 wrote to memory of 3620 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 101 PID 3964 wrote to memory of 3620 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 101 PID 3964 wrote to memory of 1100 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 103 PID 3964 wrote to memory of 1100 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 103 PID 3964 wrote to memory of 1100 3964 2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe 103
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-03_7aa4a0ccde2fde9417a8aa793b70239e_floxif_mafia.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3964 -
C:\Windows\SysWOW64\arp.exearp -a2⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:2496
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C:\Windows\SysWOW64\arp.exearp -s 10.127.0.1 8f-7c-3c-c7-9e-332⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:1176
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C:\Windows\SysWOW64\arp.exearp -s 10.127.255.255 60-c9-c4-b6-de-ce2⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:2332
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C:\Windows\SysWOW64\arp.exearp -s 49.12.169.207 f8-bb-00-53-24-182⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:3664
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C:\Windows\SysWOW64\arp.exearp -s 224.0.0.22 27-a8-a0-59-6e-e32⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:4420
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C:\Windows\SysWOW64\arp.exearp -s 224.0.0.251 4e-fa-fe-b8-84-542⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:1888
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C:\Windows\SysWOW64\arp.exearp -s 224.0.0.252 69-00-57-07-fb-6a2⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:1960
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C:\Windows\SysWOW64\arp.exearp -s 239.255.255.250 80-4e-2b-8a-5e-6b2⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:2664
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C:\Windows\SysWOW64\arp.exearp -s 255.255.255.255 e6-cc-64-52-4f-072⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:2932
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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:3620
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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:1100
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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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
53B
MD5113136892f2137aa0116093a524ade0b
SHA1a0284943f8ddfe69ceec90833e66d96bdf4a97f0
SHA256ebbf7e8800c3446bc3a195fa53573bde1073b0bf7581a614372f1391a9286d02
SHA512d3201cc19ae702a9813aa8bc39612ebaa48138903e9ede64dcadff213691f6e711876aa4fa083887c545325d5d8bf70649523c528090542459f2b01697180e99
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Filesize
71KB
MD54fcd7574537cebec8e75b4e646996643
SHA1efa59bb9050fb656b90d5d40c942fb2a304f2a8b
SHA2568ea3b17e4b783ffc0bc387b81b823bf87af0d57da74541d88ba85314bb232a5d
SHA5127f1a7ef64d332a735db82506b47d84853af870785066d29ccaf4fdeab114079a9f0db400e01ba574776a0d652a248658fe1e8f9659cdced19ad6eea09644ea3e
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3FE2BD01AB6BC312BF0DADE7F797388F_896832C6BC857CFAEA9E59E166B13E2C
Filesize471B
MD561e1b4b3e97b183e5672694123f5888b
SHA1c11dfbb36eba9c5c8a65167607b09d86fdbdec9c
SHA2562f5e86b5b20459199833a406eb39e31ce9c78689578bc4f93d9f448db32bf439
SHA51211e67120cd90d997f4632903d3bb302dd2ecf2c0abae0cfead650e6b9e05b9a78dc98db1dd4138701e03408d98eb4de859dea736e3f13871897657498e61b201
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3FE2BD01AB6BC312BF0DADE7F797388F_896832C6BC857CFAEA9E59E166B13E2C
Filesize398B
MD5f3d8670429c0604ae111d081ba7e1358
SHA18b7e9af8a9a10c074de399b12534996c1bf81a55
SHA2560be9f5ca6df7d1ada7b9cb585625005007823c157caf98c1582abadecf43ef41
SHA512d11ba547c8bbd5d7ecc4fa6f01281d0e37fb2028cf4e8704f4f6d3e5aa70334f03826435a572352f30ea3bb6cb97e49873ed54f25627783779c91da61b613ad0
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Filesize
1.9MB
MD50618e9851ea4a522abeded8d40c2f19e
SHA1c6772967fdf545e32d28f3b46e97aec5b9ff99f5
SHA256506c374fbdf14420306e2da8d123c2138c2ceabd2046178317508a25949d3dc4
SHA512b8c4816d81aa14646a3b690da76c0d33f59b7d419305638747503dba6bb84a63b906fe7d0ced59850ad25db37c1e0e6f3bd614a902f2f5ffb3d2bf74ec4e571f