Analysis
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max time kernel
144s -
max time network
130s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
16-12-2024 00:32
Static task
static1
Behavioral task
behavioral1
Sample
2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe
Resource
win7-20240903-en
General
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Target
2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe
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Size
2.4MB
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MD5
ad9d305982d93da9f94be58e391aa3e1
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SHA1
825a105698456f317d8ccfd353e80d8148a24e13
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SHA256
30f31d7d73df573a0b9274aea04fae90fc08a35dab0cddb453e90a77dbd4c486
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SHA512
b71befcad632ebc1cfbe22ecf0568f9ae833cf22f9dc36243b23988e6897323007abc76c6f8420b167ed36ce083ae7383da26a220824eca8ccdfd0a943618c24
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SSDEEP
49152:2sujkqIxGrGYyZa/tgrYJUGfZC3wA6EylfwEaFW31qt:OjfrlyutLxC3sEwwM3Ut
Malware Config
Signatures
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Floxif family
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Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x000c000000023bb3-1.dat floxif -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x000c000000023bb3-1.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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe -
Executes dropped EXE 2 IoCs
pid Process 4908 minidownload.exe 960 SogouSoftware.exe -
Loads dropped DLL 3 IoCs
pid Process 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 960 SogouSoftware.exe 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_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: 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe -
pid Process 3940 arp.exe 3576 arp.exe 3740 arp.exe 4468 arp.exe 4312 arp.exe 4656 arp.exe 4856 arp.exe 4904 arp.exe 1912 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 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe File opened for modification \??\PhysicalDrive0 SogouSoftware.exe -
resource yara_rule behavioral2/memory/1848-4-0x0000000010000000-0x0000000010033000-memory.dmp upx behavioral2/files/0x000c000000023bb3-1.dat upx behavioral2/memory/1848-84-0x0000000010000000-0x0000000010033000-memory.dmp upx behavioral2/memory/1848-87-0x0000000010000000-0x0000000010033000-memory.dmp upx behavioral2/memory/1848-92-0x0000000010000000-0x0000000010033000-memory.dmp upx -
Drops file in Program Files directory 46 IoCs
description ioc Process File created C:\Program Files (x86)\SogouSoftware\crash\.svn\entries 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\download_engine.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\zlib1.dll.svn-base minidownload.exe File opened for modification C:\Program Files (x86)\SogouSoftware\SogouSoftwareLoader.dll 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe File created C:\Program Files (x86)\SogouSoftware\SogouSoftwareLoader.dll minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\MiniThunderPlatform.exe 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\SogouSoftwareLoader.dll.tmp 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe File created C:\Program Files\Common Files\System\symsrv.dll 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.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\MiniTPFw.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\download\download\.svn\text-base\dl_peer_id.dll.svn-base minidownload.exe File opened for modification C:\Program Files (x86)\SogouSoftware\SogouSoftwareLoader.dll.dat 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe File created C:\Program Files (x86)\SogouSoftware\crash\.svn\all-wcprops minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\atl71.dll minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\.svn\format 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\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\common files\system\symsrv.dll.000 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.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\crash\.svn\text-base\ExceptionReport.exe.svn-base minidownload.exe File created C:\Program Files (x86)\SogouSoftware\SogouSoftware.exe minidownload.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\msvcr71.dll 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\.svn\prop-base\ThunderFW.exe.svn-base minidownload.exe File created C:\Program Files (x86)\SogouSoftware\crash\ExceptionReport.exe 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\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\msvcp71.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\text-base\msvcp71.dll.svn-base minidownload.exe File created C:\Program Files (x86)\SogouSoftware\crash\.svn\format minidownload.exe File created C:\Program Files (x86)\SogouSoftware\download\download\MiniTPFw.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\all-wcprops 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 -
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 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_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 SogouSoftware.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language minidownload.exe -
NSIS installer 2 IoCs
resource yara_rule behavioral2/files/0x0009000000023bd1-11.dat nsis_installer_1 behavioral2/files/0x0009000000023bd1-11.dat nsis_installer_2 -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe -
Suspicious behavior: LoadsDriver 2 IoCs
pid Process 668 Process not Found 668 Process not Found -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1848 wrote to memory of 4312 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 82 PID 1848 wrote to memory of 4312 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 82 PID 1848 wrote to memory of 4312 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 82 PID 1848 wrote to memory of 4856 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 84 PID 1848 wrote to memory of 4856 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 84 PID 1848 wrote to memory of 4856 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 84 PID 1848 wrote to memory of 4656 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 85 PID 1848 wrote to memory of 4656 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 85 PID 1848 wrote to memory of 4656 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 85 PID 1848 wrote to memory of 3940 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 86 PID 1848 wrote to memory of 3940 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 86 PID 1848 wrote to memory of 3940 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 86 PID 1848 wrote to memory of 3576 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 87 PID 1848 wrote to memory of 3576 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 87 PID 1848 wrote to memory of 3576 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 87 PID 1848 wrote to memory of 4468 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 88 PID 1848 wrote to memory of 4468 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 88 PID 1848 wrote to memory of 4468 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 88 PID 1848 wrote to memory of 1912 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 89 PID 1848 wrote to memory of 1912 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 89 PID 1848 wrote to memory of 1912 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 89 PID 1848 wrote to memory of 4904 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 90 PID 1848 wrote to memory of 4904 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 90 PID 1848 wrote to memory of 4904 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 90 PID 1848 wrote to memory of 3740 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 91 PID 1848 wrote to memory of 3740 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 91 PID 1848 wrote to memory of 3740 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 91 PID 1848 wrote to memory of 4908 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 100 PID 1848 wrote to memory of 4908 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 100 PID 1848 wrote to memory of 4908 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 100 PID 1848 wrote to memory of 960 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 102 PID 1848 wrote to memory of 960 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 102 PID 1848 wrote to memory of 960 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 102 PID 1848 wrote to memory of 4752 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 103 PID 1848 wrote to memory of 4752 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 103 PID 1848 wrote to memory of 4752 1848 2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe 103
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-12-16_ad9d305982d93da9f94be58e391aa3e1_floxif_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-16_ad9d305982d93da9f94be58e391aa3e1_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:1848 -
C:\Windows\SysWOW64\arp.exearp -a2⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:4312
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C:\Windows\SysWOW64\arp.exearp -s 10.127.0.1 73-b4-23-1b-64-192⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:4856
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C:\Windows\SysWOW64\arp.exearp -s 10.127.255.255 c7-30-fd-4e-0a-932⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:4656
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C:\Windows\SysWOW64\arp.exearp -s 49.12.169.207 bb-2c-8b-a5-a0-a22⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:3940
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C:\Windows\SysWOW64\arp.exearp -s 224.0.0.22 73-6a-2d-3c-42-692⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:3576
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C:\Windows\SysWOW64\arp.exearp -s 224.0.0.251 87-89-68-00-60-4a2⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:4468
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C:\Windows\SysWOW64\arp.exearp -s 224.0.0.252 21-d2-23-be-90-1f2⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:1912
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C:\Windows\SysWOW64\arp.exearp -s 239.255.255.250 2e-a7-01-e4-cc-532⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:4904
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C:\Windows\SysWOW64\arp.exearp -s 255.255.255.255 be-3d-52-a9-e7-e02⤵
- Network Service Discovery
- System Location Discovery: System Language Discovery
PID:3740
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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:4908
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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:960
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C:\Windows\SysWOW64\arp.exearp -d2⤵
- System Location Discovery: System Language Discovery
PID:4752
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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
MD5b1849bd19bcb4c7760a0ff1429d56022
SHA1348c32728e3e007d2d4c7d963eeda4a04a5c710a
SHA2569329b886d971cf2ee89131346440ce3a33a231d83610cede7c36ec3f0545dd45
SHA512341568f5d1b6728bae0160cc75c9bbd52aee5bca01e49c5e5c1021e903102a7ac482b31ab7e0fd0283fba2de34cd7a25c3eaf5df3ad9dcaa228e59ea5ea637e1
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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