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Analysis

  • max time kernel
    93s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/01/2025, 19:58

General

  • Target

    JaffaCakes118_24f14847e1e9b7a4dcbd77816d3ea8a4.exe

  • Size

    58KB

  • MD5

    24f14847e1e9b7a4dcbd77816d3ea8a4

  • SHA1

    a172b22bd35f2aa8e7b9788a075ab2e3da87b2a4

  • SHA256

    98c494dd67af59ab86bf136d1af3e5351155bac8901b4ed0953afde478aa5cd1

  • SHA512

    ab76c729209ba44d9618131fb65ebb7daed8123a0625c34832039f8364fb2d56a89780fda7f7fe4ca06a7b95afb0f7c389453ea410ef846a6e1b762b316ac127

  • SSDEEP

    1536:Uu3W/ExRPxMTNfEuyUYZwGouoYOHJpQivnZOD/c:Uu3uExNOiVSu9OpHm/c

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 4 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 3 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 26 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_24f14847e1e9b7a4dcbd77816d3ea8a4.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_24f14847e1e9b7a4dcbd77816d3ea8a4.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2420
    • C:\Program Files (x86)\Microsoft\DesktopLayer.exe
      "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4916
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:4588
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4588 -s 204
            4⤵
            • Program crash
            PID:3832
        • 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:2164
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2164 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:2020
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4588 -ip 4588
      1⤵
        PID:5084

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        58KB

        MD5

        24f14847e1e9b7a4dcbd77816d3ea8a4

        SHA1

        a172b22bd35f2aa8e7b9788a075ab2e3da87b2a4

        SHA256

        98c494dd67af59ab86bf136d1af3e5351155bac8901b4ed0953afde478aa5cd1

        SHA512

        ab76c729209ba44d9618131fb65ebb7daed8123a0625c34832039f8364fb2d56a89780fda7f7fe4ca06a7b95afb0f7c389453ea410ef846a6e1b762b316ac127

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

        Filesize

        471B

        MD5

        ce36378334f2edb4e728e0632afebb70

        SHA1

        89d54efcb8c7bbe532e5ad91b38468279d3f5c93

        SHA256

        6be47a3ecfbf81a123c297ee65d70177b4010bfbe728b94b4337453683b9a6e1

        SHA512

        3e09cc9ece1907c072f02f768ec749ceef3b8913f394bb075b1948d0409b7910670b91da7d35160c211d0bf8df05e83409a1ad7493ea53864c41f37305f75aa2

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

        Filesize

        404B

        MD5

        040c0b4a9de47604d4e21a4744db93d7

        SHA1

        07deb76575752553fb81c68c3e917cd853e41a22

        SHA256

        7c37ba8113a8549464f742a2223512fed4b804cf851299aa756267a63ec29537

        SHA512

        f189c24237568af90face46cf3760ed90ee48da15f4e890a1d0960a68fffd92190800fad35db9c27a835a97211eef6d93ccadc0f3a3bec1941ec694eb4f783b9

      • 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/2420-1-0x0000000000400000-0x0000000000415000-memory.dmp

        Filesize

        84KB

      • memory/2420-6-0x00000000004C0000-0x00000000004D5000-memory.dmp

        Filesize

        84KB

      • memory/2420-0-0x00000000004C0000-0x00000000004D5000-memory.dmp

        Filesize

        84KB

      • memory/4588-12-0x0000000001050000-0x0000000001051000-memory.dmp

        Filesize

        4KB

      • memory/4588-13-0x0000000001030000-0x0000000001031000-memory.dmp

        Filesize

        4KB

      • memory/4916-10-0x0000000000400000-0x0000000000415000-memory.dmp

        Filesize

        84KB

      • memory/4916-16-0x0000000000400000-0x0000000000415000-memory.dmp

        Filesize

        84KB

      • memory/4916-14-0x0000000077E42000-0x0000000077E43000-memory.dmp

        Filesize

        4KB

      • memory/4916-9-0x0000000001F00000-0x0000000001F01000-memory.dmp

        Filesize

        4KB

      • memory/4916-8-0x0000000000400000-0x0000000000415000-memory.dmp

        Filesize

        84KB