Analysis

  • max time kernel
    93s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-01-2025 14:25

General

  • Target

    JaffaCakes118_3ecbf128cf4880643399faeb0e1481aa.exe

  • Size

    95KB

  • MD5

    3ecbf128cf4880643399faeb0e1481aa

  • SHA1

    087d74de76b891722b69ea4888d50ca0f35164f7

  • SHA256

    149a0cf3e399ab0a0cd2dacb83ea607a10878c91f995125eaec31a9d83a01ce1

  • SHA512

    ef5a44db5d6dc12504ccf114e8f2c099f3e50d736e3ae0eecf759c620eaf965b13b0615230ce9499ae54ee9f84ee4d64f6e73a8a006a4963b13e34c353201664

  • SSDEEP

    768:UM06R0UKzOgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYwK:DR0vxn3Pc0LCH9MtbvabUDzJYWu3B

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 11 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_3ecbf128cf4880643399faeb0e1481aa.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3ecbf128cf4880643399faeb0e1481aa.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2304
    • 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:3648
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:4396
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4396 -s 204
            4⤵
            • Program crash
            PID:1980
        • 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:3328
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3328 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:4372
        • 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:1676
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1676 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:1400
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4396 -ip 4396
      1⤵
        PID:1192

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        95KB

        MD5

        3ecbf128cf4880643399faeb0e1481aa

        SHA1

        087d74de76b891722b69ea4888d50ca0f35164f7

        SHA256

        149a0cf3e399ab0a0cd2dacb83ea607a10878c91f995125eaec31a9d83a01ce1

        SHA512

        ef5a44db5d6dc12504ccf114e8f2c099f3e50d736e3ae0eecf759c620eaf965b13b0615230ce9499ae54ee9f84ee4d64f6e73a8a006a4963b13e34c353201664

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

        Filesize

        471B

        MD5

        fdba1e1aaafa78dc1bc5319f2afb6f86

        SHA1

        5432b1fa5f940052c9f9117307b2c97a7950cab2

        SHA256

        83c001e05993c8e603aec23cc4fa21a1515943496a69e18ab4a1196294b5354d

        SHA512

        ad7a1db5d9f4ac4edc07dfaacd2dd5aa15d8e228b2e096f9add822e4be84c66db28729583f9fdd5ae4f20fe685854cf2c35ced250a19df3b001c7b563c78a13e

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

        Filesize

        404B

        MD5

        592c9c7f519379f23c5ab53d877c640b

        SHA1

        0d7268f0b18a7b46339da271fd66c3e512eff871

        SHA256

        07f78689721d3e6eee4977b66697a22c3069d0b20a79197226207a91b2813540

        SHA512

        cf112a5ed3c4d46edafba45a6902aa7252b9c693de6c9543331923eeb137a737053344094c0715a84d3500f80b951060ff48cf5236d3ce228ec640b8ead07ec0

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

        Filesize

        404B

        MD5

        0059a7d3ffd08015484b6968a7725040

        SHA1

        c17ceffc7000131d6639fdc7c0c230b003b48955

        SHA256

        cdc9d94ed4445cc630886344ba38f4060cb108c5ac912e99d1974af038371a93

        SHA512

        fa0d448907a3cc0c8f32259bf55032e91eff34ead9c2b0ccafa2e3828857fe36c5b37e854399410513e226c93927f241c19ca7c40e23da4e1dce716ad4a4dc0b

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{7C2BE677-D283-11EF-BDBF-7ECF469E42CC}.dat

        Filesize

        5KB

        MD5

        9930e7b454a942f196212853901827c0

        SHA1

        6cc588f0fdc15cfbc1f9f494bb3fa82e9aeab3a7

        SHA256

        5cf1673c7961b4b84f342404b8c87d4cf68dfb1c8e5d43d27189f38349448905

        SHA512

        e26d091851370608fa4fb49b0bdde31c407c4e6786e9fe9730c4e94be19f50a81fa0c00ba18692ed408c23bf6d664f646dd502e1a45c954a5a4d97935cc7d4e4

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{7C2E4888-D283-11EF-BDBF-7ECF469E42CC}.dat

        Filesize

        3KB

        MD5

        19528de21ef320a3ec30de9027c18af8

        SHA1

        a5c3d891e5ec2ccf0b4fc13e6c03168b99b0a7ae

        SHA256

        92ad58bb90646c2edf0d972dde07dc89c13716e2e0e454315e41b3f0ffac1cb6

        SHA512

        a525e9f8b6a23c34dd2987aa2a0edbb4dd7923dec26915b6fb12984f9a677a9d383755d72fa32c78899351c837c40eb3484e70de97c4dcda615b6836fa139eec

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\6IJLDY7V\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • memory/2304-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2304-0-0x0000000000400000-0x0000000000455000-memory.dmp

        Filesize

        340KB

      • memory/2304-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2304-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2304-3-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2304-2-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2304-12-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2304-6-0x0000000000400000-0x0000000000455000-memory.dmp

        Filesize

        340KB

      • memory/2304-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2304-7-0x00000000008D0000-0x00000000008D1000-memory.dmp

        Filesize

        4KB

      • memory/2304-1-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB

      • memory/3648-22-0x0000000000400000-0x0000000000455000-memory.dmp

        Filesize

        340KB

      • memory/3648-31-0x00000000778C2000-0x00000000778C3000-memory.dmp

        Filesize

        4KB

      • memory/3648-34-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3648-33-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3648-32-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/3648-37-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3648-27-0x00000000778C2000-0x00000000778C3000-memory.dmp

        Filesize

        4KB

      • memory/3648-26-0x0000000000060000-0x0000000000061000-memory.dmp

        Filesize

        4KB

      • memory/4396-30-0x0000000000ED0000-0x0000000000ED1000-memory.dmp

        Filesize

        4KB

      • memory/4396-29-0x0000000000EF0000-0x0000000000EF1000-memory.dmp

        Filesize

        4KB