Analysis

  • max time kernel
    93s
  • max time network
    145s
  • 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 00:34

General

  • Target

    JaffaCakes118_b89c85aea5f92a84514d41d26abbcb9c.exe

  • Size

    95KB

  • MD5

    b89c85aea5f92a84514d41d26abbcb9c

  • SHA1

    406e59f70c27bc452c5d2df3815208cedc0d78cf

  • SHA256

    271df267064fc1554f7f53d7ad430c1c5de7600e3957f82d0347b6341bc7e9b5

  • SHA512

    518f9a852587bba34d71e4c27991e18d7168fb974dab746b66bdfa2410aefba610ff7ec262f9838b8271811be3beb1c536c265b13f84523f559fdd1cad7857d4

  • SSDEEP

    768:Q06R0UKzOgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9Y:eR0vxn3Pc0LCH9MtbvabUDzJYWu3B

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 13 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_b89c85aea5f92a84514d41d26abbcb9c.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b89c85aea5f92a84514d41d26abbcb9c.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:736
    • 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:2552
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:2324
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2324 -s 204
            4⤵
            • Program crash
            PID:8
        • 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:4704
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4704 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:5064
        • 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:4212
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4212 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:948
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2324 -ip 2324
      1⤵
        PID:2316

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        95KB

        MD5

        b89c85aea5f92a84514d41d26abbcb9c

        SHA1

        406e59f70c27bc452c5d2df3815208cedc0d78cf

        SHA256

        271df267064fc1554f7f53d7ad430c1c5de7600e3957f82d0347b6341bc7e9b5

        SHA512

        518f9a852587bba34d71e4c27991e18d7168fb974dab746b66bdfa2410aefba610ff7ec262f9838b8271811be3beb1c536c265b13f84523f559fdd1cad7857d4

      • 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

        c14b7e0b98bd1065299ce449955cf956

        SHA1

        91c349d9a8bda330540bd5fd2ea2a1359735fdd8

        SHA256

        deb00405a77d8484d0ec00d7bf2ca6de472fb6417b78a956a356a468e9facc46

        SHA512

        683c9e7e662c0b340717068ee7696e3a3d850a602acf3bbafb8c862169eb64593bd529e0a59b595da8e73e73ac459e069e5541b88c17acaf2477757595740333

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{35AD1F54-D5FD-11EF-91C3-FA9F886F8D04}.dat

        Filesize

        3KB

        MD5

        7e7f6e402b887381cd1d6123320a3297

        SHA1

        44adbfd66ee53d39db71cb82e6687b79335563b3

        SHA256

        493acf42d6e25e5f1526e1df392db8df26aa3e76457ab70badb474e29b3d5a67

        SHA512

        4e88be4a87cbc0fca7d2c11b398b3a96de53ad90ce3587cf596b54bc7093507c9185101a482a198b966856cd6df4eb50b405f9ee3bc6579e020e87ca0d14e35b

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{35B1E4D9-D5FD-11EF-91C3-FA9F886F8D04}.dat

        Filesize

        5KB

        MD5

        c139e0a3be9ad16b4b51a4e54b58b45c

        SHA1

        973ac8f45aa15f1d0713250faa8543f5cbbcf7d9

        SHA256

        0938c2fe71eb3c551688bd228a8d49666a0908c40296494625f7620234d09094

        SHA512

        549743338ed71a34eb1874ccdb64ca65d85aea14a788144257e47db5ffcd0ed7a1d02218bc537e92c6ba9a3a51fc65078d04d81ef5ca7bf00ac4a65974ad33fc

      • 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/736-7-0x0000000000900000-0x0000000000901000-memory.dmp

        Filesize

        4KB

      • memory/736-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/736-2-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/736-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/736-12-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/736-13-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/736-6-0x0000000000400000-0x0000000000439000-memory.dmp

        Filesize

        228KB

      • memory/736-3-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/736-0-0x0000000000400000-0x0000000000439000-memory.dmp

        Filesize

        228KB

      • memory/736-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/736-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/736-1-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB

      • memory/2324-31-0x0000000000580000-0x0000000000581000-memory.dmp

        Filesize

        4KB

      • memory/2324-32-0x0000000000560000-0x0000000000561000-memory.dmp

        Filesize

        4KB

      • memory/2552-27-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2552-36-0x0000000076F22000-0x0000000076F23000-memory.dmp

        Filesize

        4KB

      • memory/2552-35-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2552-33-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2552-34-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/2552-39-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2552-29-0x0000000076F22000-0x0000000076F23000-memory.dmp

        Filesize

        4KB

      • memory/2552-28-0x0000000000060000-0x0000000000061000-memory.dmp

        Filesize

        4KB

      • memory/2552-25-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB