Analysis

  • max time kernel
    93s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-01-2025 01:09

General

  • Target

    JaffaCakes118_b93ede70670a170140779bba5ff77ff8.exe

  • Size

    95KB

  • MD5

    b93ede70670a170140779bba5ff77ff8

  • SHA1

    e70ebd194b569f71c7dc5927df9939cdb5c02112

  • SHA256

    2e7ed0f375f803d75072a20201c8134787cd15c2a14b1ae0df3cd03b60485fc5

  • SHA512

    ed5789f8a30405a577b043ee14f698fe7aff1ca8fde549c76a76e0d1605ad9e4cdb92e2d9710017f6effef0e55eaa582337da02f1bd9cbd9e8cbd473f20a1151

  • SSDEEP

    768:t06R0UrgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9ICW:LR0jn3Pc0LCH9MtbvabUDzJYWu3B

Malware Config

Signatures

  • Ramnit

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

  • Ramnit family
  • Executes dropped EXE 1 IoCs
  • UPX packed file 12 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 45 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 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b93ede70670a170140779bba5ff77ff8.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b93ede70670a170140779bba5ff77ff8.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1596
    • C:\Program Files (x86)\Microsoft\WaterMark.exe
      "C:\Program Files (x86)\Microsoft\WaterMark.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:4640
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:3036
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3036 -s 204
            4⤵
            • Program crash
            PID:1068
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          3⤵
          • Modifies Internet Explorer settings
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1312
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1312 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:4684
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          3⤵
          • Modifies Internet Explorer settings
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:4440
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4440 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:1656
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3036 -ip 3036
      1⤵
        PID:2576

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files (x86)\Microsoft\WaterMark.exe

        Filesize

        95KB

        MD5

        b93ede70670a170140779bba5ff77ff8

        SHA1

        e70ebd194b569f71c7dc5927df9939cdb5c02112

        SHA256

        2e7ed0f375f803d75072a20201c8134787cd15c2a14b1ae0df3cd03b60485fc5

        SHA512

        ed5789f8a30405a577b043ee14f698fe7aff1ca8fde549c76a76e0d1605ad9e4cdb92e2d9710017f6effef0e55eaa582337da02f1bd9cbd9e8cbd473f20a1151

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

        Filesize

        471B

        MD5

        4363732b094e06ea613be8ca268f5460

        SHA1

        ad4d6ca8f2362a24800a1f752f99d7c55c0ce862

        SHA256

        0bc53d2e4ba5d43da581d2eda05c56f2c3a93407b3d35c8d630507c0fb81a21d

        SHA512

        b5c075fbcbead37980c28e3e8745339445d1e5bc4c873ca70995012c72f09dd1f4cd315faf02589be84fd6b7683673836df8d228cd94e6e6c3e3659081af4c99

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

        Filesize

        404B

        MD5

        74b83ab95c30e1289990bbb0c7bc262e

        SHA1

        8d1ae6a4ae6d6e82d076410ae9cf8b68853be4b2

        SHA256

        0072a151b5b5392c2f057d78de25a0695e1ebf8594b9e41687b4c89c05c43e1e

        SHA512

        620f73ef085a86b5819f20e0880cd73506704273cb447949718220df067e22701e8d2c9a17c8f3376b1c2ec5637e5da85387a4474e028cb946ffa579bba822c8

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{10F2605C-D602-11EF-91C3-FA89EA07D49F}.dat

        Filesize

        5KB

        MD5

        8b02dbabc5afd9c80f0b950604c80c6d

        SHA1

        fdd404186ea2d1934ac7373a930943ef39519075

        SHA256

        555352ef87b09cae1fa1f5f87da72d019dd401dc33b1ef32ee6da8bc16e223f7

        SHA512

        92bb4cb3d28b9f0c2135b27aff80ec3e19b22f203a306290369f95c914322a96621967bf77e12fe8fab8203dbb8ae4146939a8fa852707f8eb3fcb87712bc659

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{10F4C2C6-D602-11EF-91C3-FA89EA07D49F}.dat

        Filesize

        3KB

        MD5

        6b5bf753857e3c9c1e5bce01147374ec

        SHA1

        f9afad5725e8b2f0a7751f22216ab59ae8095780

        SHA256

        4546adbde229986739b5f0f7c2eb56ab39cf50f1b5fb506b647a30cce4636733

        SHA512

        1afada5f67d85918270a2fe86618a4b2a2724468649e3dc00c96f3a75a23263e238062cfd2f0dac0851125bce6c2f512012a945341900257931d4e60e6b8c750

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\XH3Z2ZON\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • memory/1596-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1596-0-0x0000000000400000-0x0000000000467000-memory.dmp

        Filesize

        412KB

      • memory/1596-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1596-5-0x0000000000400000-0x0000000000467000-memory.dmp

        Filesize

        412KB

      • memory/1596-7-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1596-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1596-6-0x00000000008F0000-0x00000000008F1000-memory.dmp

        Filesize

        4KB

      • memory/1596-3-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1596-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1596-2-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1596-1-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB

      • memory/3036-30-0x0000000000BA0000-0x0000000000BA1000-memory.dmp

        Filesize

        4KB

      • memory/3036-29-0x0000000000BC0000-0x0000000000BC1000-memory.dmp

        Filesize

        4KB

      • memory/4640-27-0x0000000077192000-0x0000000077193000-memory.dmp

        Filesize

        4KB

      • memory/4640-33-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4640-34-0x0000000077192000-0x0000000077193000-memory.dmp

        Filesize

        4KB

      • memory/4640-32-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/4640-31-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4640-37-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4640-25-0x00000000028C0000-0x00000000028C1000-memory.dmp

        Filesize

        4KB

      • memory/4640-26-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4640-24-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB