Analysis

  • max time kernel
    95s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-01-2025 22:55

General

  • Target

    JaffaCakes118_68b7a781ced750d2c036715c0029d30f.exe

  • Size

    112KB

  • MD5

    68b7a781ced750d2c036715c0029d30f

  • SHA1

    3cf52384e025e184f142a5776a4a1a757d51eff8

  • SHA256

    eca91759595bb7417d15845f4d1e5e4774a38876dfe07b0ca063adc20783bd23

  • SHA512

    54cc356c9728f7d55f0d8c01423d0aab05b9b80607672990d740f43d05c6c32b6b6f52f5b601c339f4efaf03c30fd5d36ac621433776f4131f28620ec1fb35d1

  • SSDEEP

    1536:tZnxm6MG9xgfrvEaoiT/GyphjXDYjKwttoswRmhApE9oQCHoKNvV9wYk:3nxwgxgfR/DVG7wBpEgIaG

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 12 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 55 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_68b7a781ced750d2c036715c0029d30f.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_68b7a781ced750d2c036715c0029d30f.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4560
    • 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:3100
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:396
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 396 -s 204
            4⤵
            • Program crash
            PID:4840
        • 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:1240
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1240 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:3412
        • 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:528
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:528 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:1276
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 396 -ip 396
      1⤵
        PID:4256

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        112KB

        MD5

        68b7a781ced750d2c036715c0029d30f

        SHA1

        3cf52384e025e184f142a5776a4a1a757d51eff8

        SHA256

        eca91759595bb7417d15845f4d1e5e4774a38876dfe07b0ca063adc20783bd23

        SHA512

        54cc356c9728f7d55f0d8c01423d0aab05b9b80607672990d740f43d05c6c32b6b6f52f5b601c339f4efaf03c30fd5d36ac621433776f4131f28620ec1fb35d1

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

        Filesize

        471B

        MD5

        d3ef026dd88e6e5106ac84f80286c124

        SHA1

        75062b0190d63b6ee191c2d3fd7deed40520a363

        SHA256

        2ecb929a03fb648afd921206e9f84eebfe98b3b343061e6d2e5bbf3a1d02619c

        SHA512

        809dafd4a0fb9c3c22d3fff05ebb4c025b35a69b514ddb082565a14b3543581f1c430532b6dec2dd4da97a4c9b9818b57d91dcc6f91a3a5425f5a65a078cf64e

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

        Filesize

        404B

        MD5

        beff10d7c4c620655180ff76c94e1d7d

        SHA1

        bbc7d7b1d90233928b83b6ebd7cc3ddbfe5d4dc9

        SHA256

        9d57f71f81a4b850cda40024a4735544a09930bdc5ed00c2b85a3756223b2f03

        SHA512

        718eb2109bc66f951ee6daf13d8e0c6d9e6ef4184aedd7182e9711c0a2ba32a2bf5c50b2be129ff6fa48e7670ac4589f2f501547bdb5b5d53506c90cbc5d8a36

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{B0E8F817-C95C-11EF-BEF1-D6A59BC41F9D}.dat

        Filesize

        3KB

        MD5

        05183b89beb02fb703a9c7c6763918d1

        SHA1

        71be5773644983d1bd62d2abab5294646c61d54c

        SHA256

        8e343e143281a9775361f94f0b6a6ecba8c923e2c49506f3549a28038e17dfc9

        SHA512

        83a6cd4318d5c324317eda8c1cb75fe8363213e6483beefed7b412ca40a250b01067fb3710caebb42f5fee0a34635db86178a45a1ed7c73fe8eb272a4c273862

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{B0EB5A4A-C95C-11EF-BEF1-D6A59BC41F9D}.dat

        Filesize

        5KB

        MD5

        976d446a682eb5978767e052df598111

        SHA1

        bdc7c6748c7532de7f7aa08d3623380468758bbd

        SHA256

        c0da2b4e2dcf60a2d1abc3e4bdd2ddb0904b5be9f072f2da0fd1f16d63e56e9c

        SHA512

        b4c34d36be1b937deb968d7a68261bb8f44074892d892bd886fbceee21f5a275865c5bfb0a14a30e005d107b4a40cdc34e63f1c39460f34cb22e5965c4c68c4d

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver14BC.tmp

        Filesize

        15KB

        MD5

        1a545d0052b581fbb2ab4c52133846bc

        SHA1

        62f3266a9b9925cd6d98658b92adec673cbe3dd3

        SHA256

        557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

        SHA512

        bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0GUUC90F\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • memory/396-32-0x0000000000B80000-0x0000000000B81000-memory.dmp

        Filesize

        4KB

      • memory/396-31-0x0000000000BA0000-0x0000000000BA1000-memory.dmp

        Filesize

        4KB

      • memory/3100-35-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3100-39-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3100-23-0x0000000000400000-0x000000000043A000-memory.dmp

        Filesize

        232KB

      • memory/3100-29-0x0000000077D32000-0x0000000077D33000-memory.dmp

        Filesize

        4KB

      • memory/3100-28-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3100-26-0x00000000001E0000-0x00000000001E1000-memory.dmp

        Filesize

        4KB

      • memory/3100-38-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3100-34-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/3100-33-0x0000000077D32000-0x0000000077D33000-memory.dmp

        Filesize

        4KB

      • memory/4560-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4560-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4560-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4560-0-0x0000000000400000-0x000000000043A000-memory.dmp

        Filesize

        232KB

      • memory/4560-5-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4560-6-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4560-12-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4560-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4560-7-0x00000000008F0000-0x00000000008F1000-memory.dmp

        Filesize

        4KB

      • memory/4560-3-0x0000000000400000-0x000000000043A000-memory.dmp

        Filesize

        232KB

      • memory/4560-2-0x0000000000400000-0x000000000043A000-memory.dmp

        Filesize

        232KB

      • memory/4560-1-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB