Analysis

  • max time kernel
    149s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/09/2024, 23:45

General

  • Target
    7f05c70c7bd67f87493a0ad8e53ac84d15ca05e12e9d9a15de54f8a7f6669bbf.exe
  • Size 1.1MB
  • Sample240902-3r2eba1bjj
  • SHA256 7f05c70c7bd67f87493a0ad8e53ac84d15ca05e12e9d9a15de54f8a7f6669bbf
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Floxif, Floodfix

    Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.

  • Detects Floxif payload 1 IoCs
  • Drops file in Drivers directory 2 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Drops startup file 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 7 IoCs
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Network Service Discovery 1 TTPs 9 IoCs

    Attempt to gather information on host's network.

  • Drops file in Program Files directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 14 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 39 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7f05c70c7bd67f87493a0ad8e53ac84d15ca05e12e9d9a15de54f8a7f6669bbf.exe
    "C:\Users\Admin\AppData\Local\Temp\7f05c70c7bd67f87493a0ad8e53ac84d15ca05e12e9d9a15de54f8a7f6669bbf.exe"
    1⤵
    • Drops file in Drivers directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4888
    • C:\Windows\SysWOW64\drivers\lsass.exe
      "C:\Windows\system32\drivers\lsass.exe"
      2⤵
      • Drops file in Drivers directory
      • Drops startup file
      • Executes dropped EXE
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:2492
    • C:\Users\Admin\AppData\Local\Temp\7f05c70c7bd67f87493a0ad8e53ac84d15ca05e12e9d9a15de54f8a7f6669bbf.~tmp
      "C:\Users\Admin\AppData\Local\Temp\7f05c70c7bd67f87493a0ad8e53ac84d15ca05e12e9d9a15de54f8a7f6669bbf.~tmp "
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Enumerates connected drives
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3672
      • C:\Windows\SysWOW64\arp.exe
        arp -a
        3⤵
        • Network Service Discovery
        • System Location Discovery: System Language Discovery
        PID:4796
      • C:\Windows\SysWOW64\arp.exe
        arp -s 10.127.0.1 aa-49-55-99-7a-d7
        3⤵
        • Network Service Discovery
        • System Location Discovery: System Language Discovery
        PID:5008
      • C:\Windows\SysWOW64\arp.exe
        arp -s 10.127.255.255 9f-68-68-f7-0b-be
        3⤵
        • Network Service Discovery
        • System Location Discovery: System Language Discovery
        PID:2120
      • C:\Windows\SysWOW64\arp.exe
        arp -s 37.27.61.185 7d-26-31-3c-99-c6
        3⤵
        • Network Service Discovery
        • System Location Discovery: System Language Discovery
        PID:2596
      • C:\Windows\SysWOW64\arp.exe
        arp -s 224.0.0.22 73-17-2a-94-31-c5
        3⤵
        • Network Service Discovery
        • System Location Discovery: System Language Discovery
        PID:2676
      • C:\Windows\SysWOW64\arp.exe
        arp -s 224.0.0.251 bf-bd-85-b3-39-63
        3⤵
        • Network Service Discovery
        • System Location Discovery: System Language Discovery
        PID:3792
      • C:\Windows\SysWOW64\arp.exe
        arp -s 224.0.0.252 9d-07-7f-e5-40-ab
        3⤵
        • Network Service Discovery
        • System Location Discovery: System Language Discovery
        PID:2400
      • C:\Windows\SysWOW64\arp.exe
        arp -s 239.255.255.250 16-91-ca-66-5d-be
        3⤵
        • Network Service Discovery
        • System Location Discovery: System Language Discovery
        PID:3348
      • C:\Windows\SysWOW64\arp.exe
        arp -s 255.255.255.255 89-4c-2f-0b-7d-e9
        3⤵
        • Network Service Discovery
        • System Location Discovery: System Language Discovery
        PID:2616
      • C:\4bc4eb7f3e8a5b8a7e512b64\Setup.exe
        C:\4bc4eb7f3e8a5b8a7e512b64\\Setup.exe /x86 /x64 /web
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        PID:2008
      • C:\Windows\SysWOW64\arp.exe
        arp -d
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1104

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        LocalizedData.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\1025\LocalizedData.xml
        • Size 49KB
        • SHA256 a8d9fd3c7ebb7fee5adb3cafe6190131cebfcbeff7f0046a428c243f78eac559
        • MD5 SHA1 SHA512 SSDEEP

        LocalizedData.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\1028\LocalizedData.xml
        • Size 41KB
        • SHA256 ef3de7ab3d80a4d2865b9e191d2311112b4870103d383ae21882f251bbde7f0a
        • MD5 SHA1 SHA512 SSDEEP

        LocalizedData.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\1029\LocalizedData.xml
        • Size 53KB
        • SHA256 8845d0f0fadfdf51b540d389bbb0a8a9655cf65055e55dcd54fa655576dd70a1
        • MD5 SHA1 SHA512 SSDEEP

        LocalizedData.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\1030\LocalizedData.xml
        • Size 52KB
        • SHA256 5d08b297b867179d8d2ec861dbf7e1dfdb283573430a55644e134ee39083157a
        • MD5 SHA1 SHA512 SSDEEP

        LocalizedData.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\1031\LocalizedData.xml
        • Size 55KB
        • SHA256 5a929328125673d922e7f969769b003f5cb6942daa92818a384d50ac755174c2
        • MD5 SHA1 SHA512 SSDEEP

        LocalizedData.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\1032\LocalizedData.xml
        • Size 56KB
        • SHA256 b9e9740a1f29eeaf213e1e0e01f189b6be1d8d44a2ab6df746eebe9cb772f588
        • MD5 SHA1 SHA512 SSDEEP

        LocalizedData.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\1033\LocalizedData.xml
        • Size 51KB
        • SHA256 63d37577f760339ed4e40dc699308b25217ce678ce0be50c5f9ce540bb08e0a7
        • MD5 SHA1 SHA512 SSDEEP

        SetupResources.dll

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\1033\SetupResources.dll
        • Size 27KB
        • SHA256 6612a68898b89bcc6f1b74c11d4ec33a4b230ab567aed78d31e0120509ef2990
        • MD5 SHA1 SHA512 SSDEEP

        LocalizedData.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\1035\LocalizedData.xml
        • Size 52KB
        • SHA256 6638228cb95fc08eebc9026a2978d5c68852255571941a3828d9948251ca087d
        • MD5 SHA1 SHA512 SSDEEP

        LocalizedData.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\1036\LocalizedData.xml
        • Size 55KB
        • SHA256 1938c4ffedfbb7fea0636238abb7f8a8db53db62537437ff1ec0e12dca2abfab
        • MD5 SHA1 SHA512 SSDEEP

        LocalizedData.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\1037\LocalizedData.xml
        • Size 48KB
        • SHA256 eceb759e0f06e5d4f30bc8a982f099c6c268cff4a1459222da794d639c74f97f
        • MD5 SHA1 SHA512 SSDEEP

        LocalizedData.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\1038\LocalizedData.xml
        • Size 54KB
        • SHA256 3d8b2c8079cf8117340a8fc363dceb9be102d6eb1a72881b0c43e1e4b934303e
        • MD5 SHA1 SHA512 SSDEEP

        LocalizedData.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\1040\LocalizedData.xml
        • Size 53KB
        • SHA256 02b83ebd2689e22668a5ee55a213091fdc090dfee42c0be9386f530d48af8950
        • MD5 SHA1 SHA512 SSDEEP

        LocalizedData.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\1041\LocalizedData.xml
        • Size 45KB
        • SHA256 87b5ce86b0134ea82215dcf04ffbf7f5c8a570f814f82b4c7ba6106195924c6b
        • MD5 SHA1 SHA512 SSDEEP

        LocalizedData.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\1042\LocalizedData.xml
        • Size 44KB
        • SHA256 90d0885f929059358fe76e61b560b3d188abbe7c041babefc82038f6faebb7eb
        • MD5 SHA1 SHA512 SSDEEP

        LocalizedData.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\1043\LocalizedData.xml
        • Size 53KB
        • SHA256 73130da9b103f1812ca69cfffdf5750e74b0228cd40e0325a7f14e799aaf21a3
        • MD5 SHA1 SHA512 SSDEEP

        LocalizedData.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\1044\LocalizedData.xml
        • Size 53KB
        • SHA256 0ac4bcf5cee39ad42070e34393303ffe3ef27e71c8d9522f3dc01e12f93dda03
        • MD5 SHA1 SHA512 SSDEEP

        LocalizedData.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\1045\LocalizedData.xml
        • Size 53KB
        • SHA256 197722527d1ad65a10a29ecec04f029abc549eb5d05bc07a68107ad6dd4bd35b
        • MD5 SHA1 SHA512 SSDEEP

        LocalizedData.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\1046\LocalizedData.xml
        • Size 52KB
        • SHA256 3f9bf4eee9ece4a0181ea344344230d73d711aba2fa9248834e3b7547a3062cf
        • MD5 SHA1 SHA512 SSDEEP

        LocalizedData.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\1049\LocalizedData.xml
        • Size 53KB
        • SHA256 4faa58922f623685f05386ce518c0243e3f310db5ac64c58e5b4e91a3e4477b7
        • MD5 SHA1 SHA512 SSDEEP

        LocalizedData.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\1053\LocalizedData.xml
        • Size 52KB
        • SHA256 c884f515f337e977d4cf1a19ff693c753813ede2e52a9dbe8f6ef25184ccae8d
        • MD5 SHA1 SHA512 SSDEEP

        LocalizedData.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\1055\LocalizedData.xml
        • Size 52KB
        • SHA256 027180d93ceb875227a1d76a018b870cd1d09e143ffa1632b31c322b92dd6a35
        • MD5 SHA1 SHA512 SSDEEP

        LocalizedData.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\2052\LocalizedData.xml
        • Size 41KB
        • SHA256 a4c3bc545fc028935ad6ec4bd8ce51a300fab8a0b128cca89a8c14923d437b16
        • MD5 SHA1 SHA512 SSDEEP

        LocalizedData.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\2070\LocalizedData.xml
        • Size 54KB
        • SHA256 4bbb7f8a9743a5a21711156dc978dc8683b3edcd9ca32e4c6a38dbe6f5001e04
        • MD5 SHA1 SHA512 SSDEEP

        LocalizedData.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\3082\LocalizedData.xml
        • Size 53KB
        • SHA256 64baa04b7ebb5ee833f43493497e99a6f2584bdc763a7c24700693cb89b35a0c
        • MD5 SHA1 SHA512 SSDEEP

        DHTMLHeader.html

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\DHTMLHeader.html
        • Size 15KB
        • SHA256 e139af8858fe90127095ac1c4685bcd849437ef0df7c416033554703f5d864bb
        • MD5 SHA1 SHA512 SSDEEP

        ParameterInfo.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\ParameterInfo.xml
        • Size 731KB
        • SHA256 9157a0afe34576dfea4ba64db5737867742b4e9346a1f2c149b98b6805d45e31
        • MD5 SHA1 SHA512 SSDEEP

        Setup.exe

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\Setup.exe
        • Size 85KB
        • SHA256 2b088aefcc76d0baa0bff0843bf458db27bacc47a8e698c9948e53ffc471828b
        • MD5 SHA1 SHA512 SSDEEP

        SetupEngine.dll

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\SetupEngine.dll
        • Size 868KB
        • SHA256 a11af883273ddbd24bfed4a240c43f41ce3d8c7962ec970da2d4c7e13b563d04
        • MD5 SHA1 SHA512 SSDEEP

        SetupEngine.dll.tmp

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\SetupEngine.dll.tmp
        • Size 948KB
        • SHA256 8bff20c30736a377caf5af48c741a91fe56e899dca94d01f4cddb446d60d64fd
        • MD5 SHA1 SHA512 SSDEEP

        SetupUi.dll

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\SetupUi.dll
        • Size 299KB
        • SHA256 26f324b3d8e7af4994459e118d20ef5b0abb332075432dd42c6597833486e269
        • MD5 SHA1 SHA512 SSDEEP

        SetupUi.xsd

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\SetupUi.xsd
        • Size 29KB
        • SHA256 222211e8f512edf97d78bc93e1f271c922d5e91fa899e092b4a096776a704093
        • MD5 SHA1 SHA512 SSDEEP

        SplashScreen.bmp

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\SplashScreen.bmp
        • Size 40KB
        • SHA256 31c13ecfc0eb27f34036fb65cc0e735cd444eec75376eea2642f926ac162dcb3
        • MD5 SHA1 SHA512 SSDEEP

        Strings.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\Strings.xml
        • Size 13KB
        • SHA256 2a7a44fb25476886617a1ec294a20a37552fd0824907f5284fade3e496ed609b
        • MD5 SHA1 SHA512 SSDEEP

        UiInfo.xml

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\UiInfo.xml
        • Size 37KB
        • SHA256 6a0e20df2075c9a58b870233509321372e283ccccc6afaa886e12ba377546e64
        • MD5 SHA1 SHA512 SSDEEP

        print.ico

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\graphics\print.ico
        • Size 1KB
        • SHA256 ff542e32330b123486797b410621e19eafb39df3997e14701afa4c22096520ed
        • MD5 SHA1 SHA512

        save.ico

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\graphics\save.ico
        • Size 1KB
        • SHA256 ae041c8764f56fd89277b34982145d16fc59a4754d261c861b19371c3271c6e5
        • MD5 SHA1 SHA512

        setup.ico

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\graphics\setup.ico
        • Size 35KB
        • SHA256 288e9ad8f0201e45bc187839f15aca79d6b9f76a7d3c9274c80f5d4a4c219c0f
        • MD5 SHA1 SHA512 SSDEEP

        warn.ico

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\graphics\warn.ico
        • Size 9KB
        • SHA256 fe4d06c318701bf0842d4b87d1bad284c553baf7a40987a7451338099d840a11
        • MD5 SHA1 SHA512 SSDEEP

        sqmapi.dll

        • Path C:\4bc4eb7f3e8a5b8a7e512b64\sqmapi.dll
        • Size 191KB
        • SHA256 8e9d77a216d8dd2be2b304e60edf85ce825309e67262fcff1891aede63909599
        • MD5 SHA1 SHA512 SSDEEP

        symsrv.dll

        • Path C:\Program Files\Common Files\System\symsrv.dll
        • Size 71KB
        • SHA256 8ea3b17e4b783ffc0bc387b81b823bf87af0d57da74541d88ba85314bb232a5d
        • MD5 SHA1 SHA512 SSDEEP

        7f05c70c7bd67f87493a0ad8e53ac84d15ca05e12e9d9a15de54f8a7f6669bbf.~tmp

        • Path C:\Users\Admin\AppData\Local\Temp\7f05c70c7bd67f87493a0ad8e53ac84d15ca05e12e9d9a15de54f8a7f6669bbf.~tmp
        • Size 1.0MB
        • SHA256 490d13452d0540876c2c292e6e8c768ae7a74b32a81e0dc73cd81fd2edd36314
        • MD5 SHA1 SHA512 SSDEEP

        Setup_20240902_234543383.html

        • Path C:\Users\Admin\AppData\Local\Temp\Setup_20240902_234543383.html
        • Size 16KB
        • SHA256 75516c64bb4093d9cd606407f67cadfabe16313ea41dd4d5f33bc841092b2a65
        • MD5 SHA1 SHA512 SSDEEP

        lsass.exe

        • Path C:\Windows\SysWOW64\drivers\lsass.exe
        • Size 32KB
        • SHA256 7dc487e762e55ffa601480c4bc7948f85fcd4f025665ff599060ec1f81d7e986
        • MD5 SHA1 SHA512 SSDEEP

        memory/2008-286-0x0000000074380000-0x000000007445A000-memory.dmp

        memory/2008-327-0x0000000074380000-0x000000007445A000-memory.dmp

        memory/2008-324-0x0000000074380000-0x000000007445A000-memory.dmp

        memory/3672-282-0x0000000000540000-0x0000000000574000-memory.dmp

        memory/3672-284-0x0000000010000000-0x0000000010033000-memory.dmp

        memory/3672-289-0x0000000010000000-0x0000000010033000-memory.dmp

        memory/3672-308-0x0000000010000000-0x0000000010033000-memory.dmp

        memory/3672-283-0x0000000010000000-0x0000000010033000-memory.dmp

        memory/3672-14-0x0000000010000000-0x0000000010033000-memory.dmp