Analysis

  • max time kernel
    125s
  • max time network
    127s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    14-09-2024 15:51

General

  • Target

    BadRabbit.zip

  • Size

    393KB

  • MD5

    61da9939db42e2c3007ece3f163e2d06

  • SHA1

    4bd7e9098de61adecc1bdbd1a01490994d1905fb

  • SHA256

    ea8ccb8b5ec36195af831001b3cc46caedfc61a6194e2568901e7685c57ceefa

  • SHA512

    14d0bc14a10e5bd8022e7ab4a80f98600f84754c2c80e22a8e3d9f9555dde5bad056d925576b29fc1a37e73c6ebca693687b47317a469a7dfdc4ab0f3d97a63e

  • SSDEEP

    12288:KPd6ZnyRPZJhKymLkH+yDXZEyfMrvDca6:Koy5ZJ7BeeXmb8a6

Malware Config

Signatures

  • BadRabbit

    Ransomware family discovered in late 2017, mainly targeting Russia and Ukraine.

  • Mimikatz

    mimikatz is an open source tool to dump credentials on Windows.

  • mimikatz is an open source tool to dump credentials on Windows 1 IoCs
  • Executes dropped EXE 8 IoCs
  • Loads dropped DLL 7 IoCs
  • Drops file in Windows directory 17 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 20 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 26 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 41 IoCs

Processes

  • C:\Windows\Explorer.exe
    C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\BadRabbit.zip
    1⤵
      PID:4932
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:2104
      • C:\Program Files\7-Zip\7zG.exe
        "C:\Program Files\7-Zip\7zG.exe" x -o"C:\Users\Admin\Desktop\BadRabbit\" -spe -an -ai#7zMap16919:76:7zEvent19046
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        PID:4216
      • C:\Users\Admin\Desktop\BadRabbit\[email protected]
        "C:\Users\Admin\Desktop\BadRabbit\[email protected]"
        1⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1172
        • C:\Windows\SysWOW64\rundll32.exe
          C:\Windows\system32\rundll32.exe C:\Windows\infpub.dat,#1 15
          2⤵
          • Loads dropped DLL
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2972
          • C:\Windows\SysWOW64\cmd.exe
            /c schtasks /Delete /F /TN rhaegal
            3⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:4676
            • C:\Windows\SysWOW64\schtasks.exe
              schtasks /Delete /F /TN rhaegal
              4⤵
              • System Location Discovery: System Language Discovery
              PID:1660
          • C:\Windows\SysWOW64\cmd.exe
            /c schtasks /Create /RU SYSTEM /SC ONSTART /TN rhaegal /TR "C:\Windows\system32\cmd.exe /C Start \"\" \"C:\Windows\dispci.exe\" -id 3667608710 && exit"
            3⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:4120
            • C:\Windows\SysWOW64\schtasks.exe
              schtasks /Create /RU SYSTEM /SC ONSTART /TN rhaegal /TR "C:\Windows\system32\cmd.exe /C Start \"\" \"C:\Windows\dispci.exe\" -id 3667608710 && exit"
              4⤵
              • System Location Discovery: System Language Discovery
              • Scheduled Task/Job: Scheduled Task
              PID:4856
          • C:\Windows\SysWOW64\cmd.exe
            /c schtasks /Create /SC once /TN drogon /RU SYSTEM /TR "C:\Windows\system32\shutdown.exe /r /t 0 /f" /ST 16:10:00
            3⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:4204
            • C:\Windows\SysWOW64\schtasks.exe
              schtasks /Create /SC once /TN drogon /RU SYSTEM /TR "C:\Windows\system32\shutdown.exe /r /t 0 /f" /ST 16:10:00
              4⤵
              • System Location Discovery: System Language Discovery
              • Scheduled Task/Job: Scheduled Task
              PID:4692
          • C:\Windows\B793.tmp
            "C:\Windows\B793.tmp" \\.\pipe\{0FD827DF-81EC-4030-9042-963A55F44137}
            3⤵
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2948
      • C:\Users\Admin\Desktop\BadRabbit\[email protected]
        "C:\Users\Admin\Desktop\BadRabbit\[email protected]"
        1⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2036
        • C:\Windows\SysWOW64\rundll32.exe
          C:\Windows\system32\rundll32.exe C:\Windows\infpub.dat,#1 15
          2⤵
          • Loads dropped DLL
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4336
      • C:\Users\Admin\Desktop\BadRabbit\[email protected]
        "C:\Users\Admin\Desktop\BadRabbit\[email protected]"
        1⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3896
        • C:\Windows\SysWOW64\rundll32.exe
          C:\Windows\system32\rundll32.exe C:\Windows\infpub.dat,#1 15
          2⤵
          • Loads dropped DLL
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1368
      • C:\Users\Admin\Desktop\BadRabbit\[email protected]
        "C:\Users\Admin\Desktop\BadRabbit\[email protected]"
        1⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1348
        • C:\Windows\SysWOW64\rundll32.exe
          C:\Windows\system32\rundll32.exe C:\Windows\infpub.dat,#1 15
          2⤵
          • Loads dropped DLL
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2172
      • C:\Users\Admin\Desktop\BadRabbit\[email protected]
        "C:\Users\Admin\Desktop\BadRabbit\[email protected]"
        1⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4588
        • C:\Windows\SysWOW64\rundll32.exe
          C:\Windows\system32\rundll32.exe C:\Windows\infpub.dat,#1 15
          2⤵
          • Loads dropped DLL
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1544
      • C:\Users\Admin\Desktop\BadRabbit\[email protected]
        "C:\Users\Admin\Desktop\BadRabbit\[email protected]"
        1⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1524
        • C:\Windows\SysWOW64\rundll32.exe
          C:\Windows\system32\rundll32.exe C:\Windows\infpub.dat,#1 15
          2⤵
          • Loads dropped DLL
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1064
      • C:\Users\Admin\Desktop\BadRabbit\[email protected]
        "C:\Users\Admin\Desktop\BadRabbit\[email protected]"
        1⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3308
        • C:\Windows\SysWOW64\rundll32.exe
          C:\Windows\system32\rundll32.exe C:\Windows\infpub.dat,#1 15
          2⤵
          • Loads dropped DLL
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1944

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\Desktop\BadRabbit.zip

        Filesize

        393KB

        MD5

        0858cb180a8c3a7847314ade918e16ec

        SHA1

        4063d3fd84ac4eeba0ad650431218545e024ead0

        SHA256

        9121be583920eae46bd283dc3fbc2ca214c95ecf5a002a2526fc9a226505fb8e

        SHA512

        aa6eb27f08803231c2cc32b1964a46d30bd824a3c4e7bc1a8efa26c533bccda66e385117d13bd5229d4877b45cf2d579f2ade166eb7fc72a3adb2ff943f72c04

      • C:\Users\Admin\Desktop\BadRabbit\[email protected]

        Filesize

        431KB

        MD5

        fbbdc39af1139aebba4da004475e8839

        SHA1

        de5c8d858e6e41da715dca1c019df0bfb92d32c0

        SHA256

        630325cac09ac3fab908f903e3b00d0dadd5fdaa0875ed8496fcbb97a558d0da

        SHA512

        74eca8c01de215b33d5ceea1fda3f3bef96b513f58a750dba04b0de36f7ef4f7846a6431d52879ca0d8641bfd504d4721a9a96fa2e18c6888fd67fa77686af87

      • C:\Windows\B793.tmp

        Filesize

        60KB

        MD5

        347ac3b6b791054de3e5720a7144a977

        SHA1

        413eba3973a15c1a6429d9f170f3e8287f98c21c

        SHA256

        301b905eb98d8d6bb559c04bbda26628a942b2c4107c07a02e8f753bdcfe347c

        SHA512

        9a399916bc681964af1e1061bc0a8e2926307642557539ad587ce6f9b5ef93bdf1820fe5d7b5ffe5f0bb38e5b4dc6add213ba04048c0c7c264646375fcd01787

      • C:\Windows\infpub.dat

        Filesize

        401KB

        MD5

        c29d6253d89ee9c0c872dd377a7a8454

        SHA1

        46be3800684f6b208e0a8c7b120ef8614c22c4b0

        SHA256

        03f4198a279ea4c36a62cd271d3b2d796547013548666006fbef45e20bb920cb

        SHA512

        50141de5e0a827688251161353932b677c85e0d6e6831293c9a0044543e541fe8bd4e62fa403abc06df9d220fd843aa58ff9cc37abf46be3e06ae14905c24a5e

      • C:\Windows\infpub.dat

        Filesize

        401KB

        MD5

        c4f26ed277b51ef45fa180be597d96e8

        SHA1

        e9efc622924fb965d4a14bdb6223834d9a9007e7

        SHA256

        14d82a676b63ab046ae94fa5e41f9f69a65dc7946826cb3d74cea6c030c2f958

        SHA512

        afc2a8466f106e81d423065b07aed2529cbf690ab4c3e019334f1bedfb42dc0e0957be83d860a84b7285bd49285503bfe95a1cf571a678dbc9bdb07789da928e

      • C:\Windows\infpub.dat

        Filesize

        401KB

        MD5

        1d724f95c61f1055f0d02c2154bbccd3

        SHA1

        79116fe99f2b421c52ef64097f0f39b815b20907

        SHA256

        579fd8a0385482fb4c789561a30b09f25671e86422f40ef5cca2036b28f99648

        SHA512

        f2d7b018d1516df1c97cfff5507957c75c6d9bf8e2ce52ae0052706f4ec62f13eba6d7be17e6ad2b693fdd58e1fd091c37f17bd2b948cdcd9b95b4ad428c0113

      • C:\Windows\infpub.dat

        Filesize

        401KB

        MD5

        2b2479fe80dde99dd497a1ca41d5aa23

        SHA1

        19116ce6ff6d859a91d5a9c7828b6b793c431479

        SHA256

        a96e54ac864ab635e4b05b29404555c56ec5bcd50183384de3a724c4c80334dd

        SHA512

        d6ad7e7216073181d36002c704a1ffbe9823ebf8fac85a21f8d98fe21d6d28f0de338fbf7d7e7f857056c04a14729b8406db77a47b3dbd26bc873dd2ff9f4b37

      • C:\Windows\infpub.dat

        Filesize

        401KB

        MD5

        7f13c57aed1c74fb2273d3e30ecdb5ef

        SHA1

        b2a3054cdd6f5636e9d6386d3abdf9f6fbeb8333

        SHA256

        0812d9df3caf0071c8753c3d4abcb7b5650b21d4de23ad77fba406fcceae2348

        SHA512

        a55af49432e2730dbea7d54f6fe12993de3037a5d6b70c889407df672ed8ddf5d68309d2ad2a2a46fc3f5cf15a7812595aa57b588ec0a96459ec5001b1b9e263

      • memory/1064-106-0x0000000002D90000-0x0000000002DF8000-memory.dmp

        Filesize

        416KB

      • memory/1064-98-0x0000000002D90000-0x0000000002DF8000-memory.dmp

        Filesize

        416KB

      • memory/1368-56-0x00000000022E0000-0x0000000002348000-memory.dmp

        Filesize

        416KB

      • memory/1368-64-0x00000000022E0000-0x0000000002348000-memory.dmp

        Filesize

        416KB

      • memory/1544-93-0x0000000001FE0000-0x0000000002048000-memory.dmp

        Filesize

        416KB

      • memory/1544-85-0x0000000001FE0000-0x0000000002048000-memory.dmp

        Filesize

        416KB

      • memory/1944-111-0x00000000020E0000-0x0000000002148000-memory.dmp

        Filesize

        416KB

      • memory/2172-73-0x0000000002920000-0x0000000002988000-memory.dmp

        Filesize

        416KB

      • memory/2172-80-0x0000000002920000-0x0000000002988000-memory.dmp

        Filesize

        416KB

      • memory/2972-18-0x0000000002F30000-0x0000000002F98000-memory.dmp

        Filesize

        416KB

      • memory/2972-15-0x0000000002F30000-0x0000000002F98000-memory.dmp

        Filesize

        416KB

      • memory/2972-8-0x0000000002F30000-0x0000000002F98000-memory.dmp

        Filesize

        416KB

      • memory/4336-51-0x0000000002970000-0x00000000029D8000-memory.dmp

        Filesize

        416KB

      • memory/4336-43-0x0000000002970000-0x00000000029D8000-memory.dmp

        Filesize

        416KB