Analysis

  • max time kernel
    96s
  • 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
    22-01-2025 18:02

General

  • Target

    JaffaCakes118_0fefcde2309e584f6cdee61cd275d4e6.exe

  • Size

    554KB

  • MD5

    0fefcde2309e584f6cdee61cd275d4e6

  • SHA1

    168df2c1a2d2cba83436a1fcd2cb5b189107aebe

  • SHA256

    738839a9c34f553b4ac6fcd68780f6e859f6a7f889dc7166d430ac39d0aa2969

  • SHA512

    9bf4b48ef44c701bee08f13ea3e78a47cad33e46591ce6299f8eb1951fb3b43977dfd6acec6a9a1d17485f73217a27d0da4ed117195cb7c747112a207eef6b08

  • SSDEEP

    12288:VWr7g71NNWLgIYGLNtLoRo5IMMIZLwwTUKqQ:swzEyCB0UUY

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_0fefcde2309e584f6cdee61cd275d4e6.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0fefcde2309e584f6cdee61cd275d4e6.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1320
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\system32\svchost.exe
      2⤵
        PID:2576
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 208
          3⤵
          • Program crash
          PID:4296
      • 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:4364
        • 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:3624
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3624 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:5116
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3624 CREDAT:17416 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:3736
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        2⤵
          PID:1492
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1492 -s 204
            3⤵
            • Program crash
            PID:1444
        • 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:1068
          • C:\Program Files\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
            3⤵
            • Modifies Internet Explorer settings
            PID:3876
        • C:\Users\Admin\AppData\Local\Temp\skuqsyogxfdvmaco.exe
          "C:\Users\Admin\AppData\Local\Temp\skuqsyogxfdvmaco.exe"
          2⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:1008
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2576 -ip 2576
        1⤵
          PID:4984
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1492 -ip 1492
          1⤵
            PID:772

          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

            2c48c73220d62a8faffe599e95896274

            SHA1

            452cd4222360fe7e881055d815ec65a2bbac564b

            SHA256

            35a3978f9dea3056b0c4a0a1945d785bb7a0022484782f414fa9ffa04f3d5967

            SHA512

            6547f2798297acc7ac11506328ef05f29074655f3e5a60adb188106c769806a2b1a8a15c7bd38c39da560df7df953798561398245667095536fc5748692cc9d8

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

            Filesize

            404B

            MD5

            0241352c1b248c1e5adf0bd43fda606f

            SHA1

            f05572a44ac98a6f07e6383c9776965962658932

            SHA256

            d4acd40c01fc38af03d32b3fe7f03e1f93dd545e1a53506c3fdd952a99fadb6f

            SHA512

            bfe29c85443042fbff7f1b2671f413af98291e48531f814e86fd5737b777483eed01d6cc6962bfebb3b888f0ef7af27fc91b1feb756888319d9382fbd3e874b9

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

            Filesize

            404B

            MD5

            3c9526beca86a76937ede36370d99ed2

            SHA1

            a093cf993e514ebb2fce2f1ff74b893bf947d2f9

            SHA256

            788e0f84ca22325b0f4d2b5caa2c05676abb8ae6013515d66ff57fbb7e958dd6

            SHA512

            b03ff698056b46ff1747049ca1769b16fde0867914e7f440427f12ce019efe94cffbd7743a866c92a7b83856a05fc7b0c6ad44d443c6ce7259354d60c02cc050

          • 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\skuqsyogxfdvmaco.exe

            Filesize

            554KB

            MD5

            0fefcde2309e584f6cdee61cd275d4e6

            SHA1

            168df2c1a2d2cba83436a1fcd2cb5b189107aebe

            SHA256

            738839a9c34f553b4ac6fcd68780f6e859f6a7f889dc7166d430ac39d0aa2969

            SHA512

            9bf4b48ef44c701bee08f13ea3e78a47cad33e46591ce6299f8eb1951fb3b43977dfd6acec6a9a1d17485f73217a27d0da4ed117195cb7c747112a207eef6b08

          • memory/1008-40-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/1008-41-0x0000000000400000-0x0000000000439764-memory.dmp

            Filesize

            229KB

          • memory/1320-6-0x0000000000400000-0x0000000000439764-memory.dmp

            Filesize

            229KB

          • memory/1320-19-0x0000000000400000-0x0000000000439764-memory.dmp

            Filesize

            229KB

          • memory/1320-11-0x0000000000400000-0x0000000000439764-memory.dmp

            Filesize

            229KB

          • memory/1320-17-0x0000000077D72000-0x0000000077D73000-memory.dmp

            Filesize

            4KB

          • memory/1320-13-0x0000000000400000-0x0000000000439764-memory.dmp

            Filesize

            229KB

          • memory/1320-18-0x0000000000400000-0x0000000000439764-memory.dmp

            Filesize

            229KB

          • memory/1320-20-0x0000000077D72000-0x0000000077D73000-memory.dmp

            Filesize

            4KB

          • memory/1320-10-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/1320-1-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/1320-2-0x0000000000400000-0x0000000000439764-memory.dmp

            Filesize

            229KB

          • memory/1320-0-0x0000000000400000-0x0000000000439764-memory.dmp

            Filesize

            229KB

          • memory/1320-36-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/1320-4-0x00000000021A0000-0x00000000021A1000-memory.dmp

            Filesize

            4KB

          • memory/1320-5-0x00000000021B0000-0x00000000021B1000-memory.dmp

            Filesize

            4KB

          • memory/2576-8-0x00000000009F0000-0x00000000009F1000-memory.dmp

            Filesize

            4KB

          • memory/2576-9-0x00000000009D0000-0x00000000009D1000-memory.dmp

            Filesize

            4KB