Analysis

  • max time kernel
    94s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-01-2025 08:12

General

  • Target

    JaffaCakes118_e15bcee8ab661859c75ba636d063ddbf.exe

  • Size

    101KB

  • MD5

    e15bcee8ab661859c75ba636d063ddbf

  • SHA1

    7756e5bc555f679d9451b1cec9d749e328156276

  • SHA256

    1c27ce80f76fd2cddd0e0b6bd41da98d27837a3e9783d0f8a79ed3a6bd7e5c23

  • SHA512

    e044fd3b65f68b2af48f5e9b14c1b0c14c3a7431a80f9aec8cd879d8f4945f2c5a8e6c1c2a3af589c32a3d4eaa7f78a203c26e15f9e46bfae89edc67eba0a9fb

  • SSDEEP

    3072:vDSKiauBZz/DhceNw1OTw+XIU5jwaaHw7Koj4rBzf3:rSKbwhdcqYIhXNA73

Malware Config

Signatures

  • Ramnit

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

  • Ramnit family
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 6 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 32 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e15bcee8ab661859c75ba636d063ddbf.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e15bcee8ab661859c75ba636d063ddbf.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:628
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\system32\svchost.exe
      2⤵
        PID:4052
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4052 -s 204
          3⤵
          • Program crash
          PID:4036
      • C:\Program Files (x86)\Internet Explorer\iexplore.exe
        "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4660
        • 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:4460
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4460 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:4796
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4460 CREDAT:17416 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:1808
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        2⤵
          PID:4244
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4244 -s 208
            3⤵
            • Program crash
            PID:1288
        • C:\Program Files (x86)\Internet Explorer\iexplore.exe
          "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
          2⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:5048
          • C:\Program Files\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
            3⤵
            • Modifies Internet Explorer settings
            PID:1748
        • C:\Users\Admin\AppData\Local\Temp\xyhctadgtodnnalj.exe
          "C:\Users\Admin\AppData\Local\Temp\xyhctadgtodnnalj.exe"
          2⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:4420
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4052 -ip 4052
        1⤵
          PID:1780
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4244 -ip 4244
          1⤵
            PID:4704

          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

            0ada2095c461df5a751955aa41dd491e

            SHA1

            8366c54b31e1ddc8016aa22aab8c83f73c690810

            SHA256

            80cd542688ed3a45669b53243c3f4922d6eb21a34d8dfeebc6c101484d3bac09

            SHA512

            135991affe343d4358bb15a693effa7a6813d6715e555729d2aa04a98555e13fded55d3100a41a92a5beb57c68fbdacb199a3e66407944e37880b28d42d79e7c

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

            Filesize

            404B

            MD5

            40463120bc58e3d5618415308a435509

            SHA1

            ea77c37b62e21b18a0a92386501369b187b85d5e

            SHA256

            e865e92b8386bce4c7e329e95883fc8876f285ae519897fbaaf6461d6e166977

            SHA512

            4b3ebce25cfb1e694c0c7edbee6ad20bb052b7d9105e658cfb1e2c815ec9ef3a7291bce38dda350add861880bf6498f8169b62d13fa55596b82ee9d0a36da96d

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

            Filesize

            17KB

            MD5

            5a34cb996293fde2cb7a4ac89587393a

            SHA1

            3c96c993500690d1a77873cd62bc639b3a10653f

            SHA256

            c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

            SHA512

            e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

          • C:\Users\Admin\AppData\Local\Temp\xyhctadgtodnnalj.exe

            Filesize

            101KB

            MD5

            e15bcee8ab661859c75ba636d063ddbf

            SHA1

            7756e5bc555f679d9451b1cec9d749e328156276

            SHA256

            1c27ce80f76fd2cddd0e0b6bd41da98d27837a3e9783d0f8a79ed3a6bd7e5c23

            SHA512

            e044fd3b65f68b2af48f5e9b14c1b0c14c3a7431a80f9aec8cd879d8f4945f2c5a8e6c1c2a3af589c32a3d4eaa7f78a203c26e15f9e46bfae89edc67eba0a9fb

          • memory/628-4-0x00000000007F0000-0x00000000007F1000-memory.dmp

            Filesize

            4KB

          • memory/628-19-0x0000000000400000-0x000000000043A20C-memory.dmp

            Filesize

            232KB

          • memory/628-1-0x0000000000400000-0x000000000043B000-memory.dmp

            Filesize

            236KB

          • memory/628-34-0x0000000000400000-0x000000000043B000-memory.dmp

            Filesize

            236KB

          • memory/628-10-0x0000000000400000-0x000000000043B000-memory.dmp

            Filesize

            236KB

          • memory/628-11-0x0000000000400000-0x000000000043A20C-memory.dmp

            Filesize

            232KB

          • memory/628-13-0x0000000000400000-0x000000000043A20C-memory.dmp

            Filesize

            232KB

          • memory/628-17-0x0000000077D52000-0x0000000077D53000-memory.dmp

            Filesize

            4KB

          • memory/628-18-0x0000000000400000-0x000000000043A20C-memory.dmp

            Filesize

            232KB

          • memory/628-0-0x0000000000400000-0x000000000043A20C-memory.dmp

            Filesize

            232KB

          • memory/628-20-0x0000000077D52000-0x0000000077D53000-memory.dmp

            Filesize

            4KB

          • memory/628-6-0x0000000000400000-0x000000000043A20C-memory.dmp

            Filesize

            232KB

          • memory/628-5-0x0000000000800000-0x0000000000801000-memory.dmp

            Filesize

            4KB

          • memory/628-2-0x0000000000400000-0x000000000043A20C-memory.dmp

            Filesize

            232KB

          • memory/4052-9-0x00000000007D0000-0x00000000007D1000-memory.dmp

            Filesize

            4KB

          • memory/4052-8-0x00000000007F0000-0x00000000007F1000-memory.dmp

            Filesize

            4KB

          • memory/4420-36-0x0000000000400000-0x000000000043A20C-memory.dmp

            Filesize

            232KB

          • memory/4420-38-0x0000000000400000-0x000000000043A20C-memory.dmp

            Filesize

            232KB

          • memory/4420-39-0x0000000000400000-0x000000000043B000-memory.dmp

            Filesize

            236KB