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Analysis

  • max time kernel
    148s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/01/2025, 15:40

General

  • Target

    JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe

  • Size

    95KB

  • MD5

    5b1a0c379ccc8cab0d06cbeb1338451b

  • SHA1

    ae615e94824e0547027768d74d03af8b23fefd4d

  • SHA256

    2dccbfc709478a47a8c039619c5aecc11731f3fe8e3a70c26b4e6f668f190d29

  • SHA512

    a4433852b9c404df4b8e2d68cabe0df3ff02a2c9ebda7ecc468e73d1651119bd1dc878474f3c508b8d42b8bb78c1c08d1fe5c93175f8e2b15a9765019179c581

  • SSDEEP

    1536:MHj0v8OJ4gwubDS+8MSn/Dk7cyzrdYptjL87LU/o19Em+0rAfuILFxNSF5E8k8jw:MHo5e5im+8MIDgcEQVMLqEcmk6FFk8jw

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_5b1a0c379ccc8cab0d06cbeb1338451b.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5b1a0c379ccc8cab0d06cbeb1338451b.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3020
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\system32\svchost.exe
      2⤵
        PID:4660
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4660 -s 204
          3⤵
          • Program crash
          PID:3668
      • 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:3200
        • 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:4784
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4784 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:1076
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4784 CREDAT:17416 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:2860
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        2⤵
          PID:1808
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1808 -s 208
            3⤵
            • Program crash
            PID:3336
        • 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:3564
          • C:\Program Files\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
            3⤵
            • Modifies Internet Explorer settings
            PID:3792
        • C:\Users\Admin\AppData\Local\Temp\mmtvghymrjwfyxwa.exe
          "C:\Users\Admin\AppData\Local\Temp\mmtvghymrjwfyxwa.exe"
          2⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:3152
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4660 -ip 4660
        1⤵
          PID:744
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 1808 -ip 1808
          1⤵
            PID:824

          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

            9e22a9c34466faf7bc9cf642444b3f30

            SHA1

            0ac45262532cce40083cc9049fb12d4efb06c01f

            SHA256

            57569469879a3144b391cf9def258ad9ef29d7fd1d3d70a28cfb506443d7a119

            SHA512

            c60649fb0ecdd14c9a6d8f9ea7ac4356b24a5e1a238705bbc8294b72ea2fda21965af200746ae20dd5f45e386fc30e2189de6007e08ff3d7ec72b8dfc39435fe

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

            Filesize

            404B

            MD5

            9661bac155854c5535cc2a81b2d257a5

            SHA1

            c9b867acd32182ccd0b38fcce48d368a81f35cef

            SHA256

            c7d391c64d9a764edb69bbb24ec8795bab6157bfb34f24582b437e673fac23fd

            SHA512

            c1c97c060a554c95090d9ee4cd4a53853de352368121cbfffeb94dff18096187925747e02515f5b61feee4576f7e1670bd0eb36a6680591bfc3bb840b8fe3841

          • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\VKYZDMA5\suggestions[1].en-US

            Filesize

            17KB

            MD5

            5a34cb996293fde2cb7a4ac89587393a

            SHA1

            3c96c993500690d1a77873cd62bc639b3a10653f

            SHA256

            c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

            SHA512

            e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

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

            Filesize

            95KB

            MD5

            5b1a0c379ccc8cab0d06cbeb1338451b

            SHA1

            ae615e94824e0547027768d74d03af8b23fefd4d

            SHA256

            2dccbfc709478a47a8c039619c5aecc11731f3fe8e3a70c26b4e6f668f190d29

            SHA512

            a4433852b9c404df4b8e2d68cabe0df3ff02a2c9ebda7ecc468e73d1651119bd1dc878474f3c508b8d42b8bb78c1c08d1fe5c93175f8e2b15a9765019179c581

          • memory/3020-34-0x0000000000400000-0x000000000043B000-memory.dmp

            Filesize

            236KB

          • memory/3020-19-0x0000000000400000-0x000000000043A0CC-memory.dmp

            Filesize

            232KB

          • memory/3020-1-0x0000000000400000-0x000000000043B000-memory.dmp

            Filesize

            236KB

          • memory/3020-0-0x0000000000400000-0x000000000043A0CC-memory.dmp

            Filesize

            232KB

          • memory/3020-10-0x0000000000400000-0x000000000043B000-memory.dmp

            Filesize

            236KB

          • memory/3020-11-0x0000000000400000-0x000000000043A0CC-memory.dmp

            Filesize

            232KB

          • memory/3020-17-0x00000000776C2000-0x00000000776C3000-memory.dmp

            Filesize

            4KB

          • memory/3020-13-0x0000000000400000-0x000000000043A0CC-memory.dmp

            Filesize

            232KB

          • memory/3020-18-0x0000000000400000-0x000000000043A0CC-memory.dmp

            Filesize

            232KB

          • memory/3020-6-0x0000000000400000-0x000000000043A0CC-memory.dmp

            Filesize

            232KB

          • memory/3020-20-0x00000000776C2000-0x00000000776C3000-memory.dmp

            Filesize

            4KB

          • memory/3020-4-0x0000000000A00000-0x0000000000A01000-memory.dmp

            Filesize

            4KB

          • memory/3020-5-0x0000000000A10000-0x0000000000A11000-memory.dmp

            Filesize

            4KB

          • memory/3020-2-0x0000000000400000-0x000000000043A0CC-memory.dmp

            Filesize

            232KB

          • memory/3152-37-0x0000000000400000-0x000000000043B000-memory.dmp

            Filesize

            236KB

          • memory/3152-36-0x0000000000570000-0x0000000000572000-memory.dmp

            Filesize

            8KB

          • memory/3152-41-0x0000000000400000-0x000000000043B000-memory.dmp

            Filesize

            236KB

          • memory/3152-40-0x0000000000400000-0x000000000043A0CC-memory.dmp

            Filesize

            232KB

          • memory/4660-8-0x0000000000EC0000-0x0000000000EC1000-memory.dmp

            Filesize

            4KB

          • memory/4660-9-0x0000000000EA0000-0x0000000000EA1000-memory.dmp

            Filesize

            4KB