Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-06-2024 22:08

General

  • Target

    0fb4592b984f1368f11e6016321bc133_JaffaCakes118.dll

  • Size

    209KB

  • MD5

    0fb4592b984f1368f11e6016321bc133

  • SHA1

    c25d9873fef6283c2d6b21b641a7a0ddc51d4280

  • SHA256

    db645e6a5ddee95966ee10e01c0876fc300d2cafdc305b0cb69b43b8ffa731ae

  • SHA512

    8ad9275d3cd0726c65c4885990f67c7dde8a5d6eaffd60ab23bea8c1db05ff21d3f8a3bfca7b170533287d6a2bbab83ae1d96d1d7e8493ff7a86ed8a491b2623

  • SSDEEP

    3072:sTU56gVxj27Ne2RMqIgNytCMxA6LeERHP0E1WVKjbsTb:/4fWlBtCAA6LoFAPe

Malware Config

Signatures

  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Executes dropped EXE 2 IoCs
  • UPX packed file 10 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 3 IoCs
  • Program crash 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 51 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\0fb4592b984f1368f11e6016321bc133_JaffaCakes118.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3464
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\0fb4592b984f1368f11e6016321bc133_JaffaCakes118.dll
      2⤵
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:1944
      • C:\Windows\SysWOW64\regsvr32mgr.exe
        C:\Windows\SysWOW64\regsvr32mgr.exe
        3⤵
        • Executes dropped EXE
        • Drops file in Program Files directory
        • Suspicious use of UnmapMainImage
        • Suspicious use of WriteProcessMemory
        PID:1092
        • C:\Program Files (x86)\Microsoft\WaterMark.exe
          "C:\Program Files (x86)\Microsoft\WaterMark.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of UnmapMainImage
          • Suspicious use of WriteProcessMemory
          PID:3992
          • C:\Windows\SysWOW64\svchost.exe
            C:\Windows\system32\svchost.exe
            5⤵
              PID:1976
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 1976 -s 204
                6⤵
                • Program crash
                PID:1276
            • C:\Program Files\Internet Explorer\iexplore.exe
              "C:\Program Files\Internet Explorer\iexplore.exe"
              5⤵
              • Modifies Internet Explorer settings
              • Suspicious use of FindShellTrayWindow
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:4232
              • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4232 CREDAT:17410 /prefetch:2
                6⤵
                • Modifies Internet Explorer settings
                • Suspicious use of SetWindowsHookEx
                PID:2488
            • C:\Program Files\Internet Explorer\iexplore.exe
              "C:\Program Files\Internet Explorer\iexplore.exe"
              5⤵
              • Modifies Internet Explorer settings
              • Suspicious use of FindShellTrayWindow
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:4220
              • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4220 CREDAT:17410 /prefetch:2
                6⤵
                • Modifies Internet Explorer settings
                • Suspicious use of SetWindowsHookEx
                PID:3220
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1976 -ip 1976
      1⤵
        PID:3964

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

        Filesize

        471B

        MD5

        b9b9f42ce6d2b20bf169d05480d239d4

        SHA1

        32b094cc2ff79f07fcd68d585846b919bc350e4d

        SHA256

        4d16bb8c9a34d4de9d39bb5f0e87095617b5ad551112db17b38b6cb752fbdae4

        SHA512

        36b45c544439c6b1fab4c2fa58712475a65ad467e3da61086c4a953d6587d35f5c6ae7de740863295ae0d3534cbf67d0bed6843d95b6786b50431bfeebcf1010

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

        Filesize

        404B

        MD5

        abdd969fc88a06542d21f4b8992972ca

        SHA1

        2799dd2dd878a6ed5bbe7ad11824837d492e0408

        SHA256

        a4473d5b647641cff12503f56d39ed5e7bfad7b63e48381da3f1e63b1edb4016

        SHA512

        d1bf5470171d567272f1bc7d9f7d483f472f891ef9cc98493cd4565c28be22fad04549903c8500570364cfcee6eeb94c5b0d727ce1ff9c17323e14382f74aab1

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

        Filesize

        404B

        MD5

        aa13e4203a6438f9700d6018ab5e987c

        SHA1

        d93b52d986c600630c34ff9b19e99148e8622f9b

        SHA256

        ac1925ab994402115ffc71edfa7763a96e84f1900ea8661b963f9632716b5ea0

        SHA512

        c32542741fa205c99ad5d00c1d5aa97982ce9fa1c700e2e56046fd13c0a879d2b3f8a975d83d54fef1f086842252538420b1db04c571ddf0b7012f0c6bcc549e

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{7A0C3627-333F-11EF-9519-FA71C8F1560D}.dat

        Filesize

        5KB

        MD5

        3af0a002705e11ab4021e593b96184eb

        SHA1

        af6ac16b1fde15803ba7cf11ba04639635fc5e1f

        SHA256

        ddb87f3279cdcc6b3e29471d7fa5e5adda07cbd9018c4977106a575cf9eba057

        SHA512

        7cc25657546e34fd04c94b19c177091b68666569fb488551956c30115da03cdb562218e5f75d980cf130a82ce0df182d113d34753a83724cd711faf27f57afff

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{7A0E9889-333F-11EF-9519-FA71C8F1560D}.dat

        Filesize

        5KB

        MD5

        0bb3ecb91250370db1311445eaeda5c8

        SHA1

        6676982a007c7691b6eac415077b6a13c7aaa2e1

        SHA256

        8ea73663de2fe59febd6c829063f18180fcfd63026882afc81b3a92f4739c8c0

        SHA512

        856c58d732a6d7e58562774a1bd43df2cab3f214976804ec14a7a4b8842f3637306c3ededf27d051e12037b5776fdb3861958f6a3dd5dbba9fbf411522e15183

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\verCA74.tmp

        Filesize

        15KB

        MD5

        1a545d0052b581fbb2ab4c52133846bc

        SHA1

        62f3266a9b9925cd6d98658b92adec673cbe3dd3

        SHA256

        557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

        SHA512

        bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\VLW1SL5J\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • C:\Windows\SysWOW64\regsvr32mgr.exe

        Filesize

        139KB

        MD5

        03f2a314cd1c598c38a1de2663e1aebb

        SHA1

        aff058f29943df223cc418ed6544ab0f176e5762

        SHA256

        64ff2387190101102b4f140065c12780ea9ad822a1c05444a552164cc30a3392

        SHA512

        950368f5a8eacdee919ca7d2c93c1939f9fc120602fd7347e16ae6a67e382cec7b2525adc652ac2ce39e08a614437248d1ff83d44171075ce8333016bf45ae45

      • memory/1092-16-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1092-13-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1092-4-0x0000000000400000-0x000000000042E000-memory.dmp

        Filesize

        184KB

      • memory/1092-7-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1092-28-0x0000000000401000-0x0000000000416000-memory.dmp

        Filesize

        84KB

      • memory/1092-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1092-12-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1092-27-0x0000000000416000-0x0000000000420000-memory.dmp

        Filesize

        40KB

      • memory/1092-11-0x00000000008B0000-0x00000000008B1000-memory.dmp

        Filesize

        4KB

      • memory/1092-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1092-6-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1944-1-0x00000000754A0000-0x00000000754D7000-memory.dmp

        Filesize

        220KB

      • memory/1976-30-0x00000000003C0000-0x00000000003C1000-memory.dmp

        Filesize

        4KB

      • memory/1976-31-0x00000000003A0000-0x00000000003A1000-memory.dmp

        Filesize

        4KB

      • memory/3992-26-0x0000000000AA0000-0x0000000000AA1000-memory.dmp

        Filesize

        4KB

      • memory/3992-41-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3992-37-0x0000000077B02000-0x0000000077B03000-memory.dmp

        Filesize

        4KB

      • memory/3992-36-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/3992-32-0x0000000000400000-0x000000000042E000-memory.dmp

        Filesize

        184KB

      • memory/3992-33-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3992-35-0x0000000077B02000-0x0000000077B03000-memory.dmp

        Filesize

        4KB