Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-07-2024 18:16

General

  • Target

    752be8ad0f69d1aedea3627b4a1b3d39_JaffaCakes118.exe

  • Size

    114KB

  • MD5

    752be8ad0f69d1aedea3627b4a1b3d39

  • SHA1

    1921e2ba7fe9d708c20a811f5ee900d976ac052b

  • SHA256

    49069ee5210efe443fd21f614740a04b4f35db3793574363391d32d76387bd38

  • SHA512

    43dc628f557f9240b9251d87e9e36d692b7e3e6b453e5b5e0219478a3c0540c9c026f3604cc2069a39085b57305551c1523f7b267218b3a9141fa00a963121c0

  • SSDEEP

    3072:vqp6jG3kcDbVKMlbBYqOC0x4J2vNbGfvGnd3gW5ZM4/u:vqPkcDbVbsjNdndPZMT

Malware Config

Signatures

  • Ramnit

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

  • 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 36 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\752be8ad0f69d1aedea3627b4a1b3d39_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\752be8ad0f69d1aedea3627b4a1b3d39_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:600
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\system32\svchost.exe
      2⤵
        PID:3472
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3472 -s 204
          3⤵
          • Program crash
          PID:4488
      • 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:2012
        • 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:5044
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:5044 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:4612
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:5044 CREDAT:82950 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:316
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        2⤵
          PID:2204
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2204 -s 208
            3⤵
            • Program crash
            PID:716
        • 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:4492
          • C:\Program Files\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
            3⤵
            • Modifies Internet Explorer settings
            PID:1916
        • C:\Users\Admin\AppData\Local\Temp\rafcbhyfyjanxtpl.exe
          "C:\Users\Admin\AppData\Local\Temp\rafcbhyfyjanxtpl.exe"
          2⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:3532
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3472 -ip 3472
        1⤵
          PID:2136
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 2204 -ip 2204
          1⤵
            PID:4552

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\MQYRE6E5\suggestions[1].en-US

            Filesize

            17KB

            MD5

            5a34cb996293fde2cb7a4ac89587393a

            SHA1

            3c96c993500690d1a77873cd62bc639b3a10653f

            SHA256

            c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

            SHA512

            e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

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

            Filesize

            114KB

            MD5

            752be8ad0f69d1aedea3627b4a1b3d39

            SHA1

            1921e2ba7fe9d708c20a811f5ee900d976ac052b

            SHA256

            49069ee5210efe443fd21f614740a04b4f35db3793574363391d32d76387bd38

            SHA512

            43dc628f557f9240b9251d87e9e36d692b7e3e6b453e5b5e0219478a3c0540c9c026f3604cc2069a39085b57305551c1523f7b267218b3a9141fa00a963121c0

          • memory/600-14-0x0000000076FA2000-0x0000000076FA3000-memory.dmp

            Filesize

            4KB

          • memory/600-16-0x0000000000400000-0x0000000000438C20-memory.dmp

            Filesize

            227KB

          • memory/600-1-0x0000000000400000-0x0000000000439000-memory.dmp

            Filesize

            228KB

          • memory/600-30-0x0000000000400000-0x0000000000439000-memory.dmp

            Filesize

            228KB

          • memory/600-6-0x0000000000400000-0x0000000000438C20-memory.dmp

            Filesize

            227KB

          • memory/600-10-0x0000000000400000-0x0000000000439000-memory.dmp

            Filesize

            228KB

          • memory/600-0-0x0000000000400000-0x0000000000438C20-memory.dmp

            Filesize

            227KB

          • memory/600-13-0x0000000000400000-0x0000000000438C20-memory.dmp

            Filesize

            227KB

          • memory/600-17-0x0000000076FA2000-0x0000000076FA3000-memory.dmp

            Filesize

            4KB

          • memory/600-4-0x00000000005C0000-0x00000000005C1000-memory.dmp

            Filesize

            4KB

          • memory/600-2-0x0000000000400000-0x0000000000438C20-memory.dmp

            Filesize

            227KB

          • memory/3472-7-0x0000000000C70000-0x0000000000C71000-memory.dmp

            Filesize

            4KB

          • memory/3472-8-0x0000000000C90000-0x0000000000C91000-memory.dmp

            Filesize

            4KB

          • memory/3532-32-0x0000000000400000-0x0000000000438C20-memory.dmp

            Filesize

            227KB

          • memory/3532-31-0x0000000000400000-0x0000000000439000-memory.dmp

            Filesize

            228KB

          • memory/3532-35-0x0000000000400000-0x0000000000438C20-memory.dmp

            Filesize

            227KB

          • memory/3532-36-0x0000000000400000-0x0000000000439000-memory.dmp

            Filesize

            228KB