Analysis

  • max time kernel
    92s
  • 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
    01-01-2025 08:11

General

  • Target

    JaffaCakes118_4d852e62c20b3f6941161d2bf0ec7210.exe

  • Size

    125KB

  • MD5

    4d852e62c20b3f6941161d2bf0ec7210

  • SHA1

    dd3e43133bb4b7b2596833c1c2dabb561757ea51

  • SHA256

    47432512c38a525a19699f82785f51a51f8098500431fac3f76db6df3759def9

  • SHA512

    4a0177a5427765bbaea1e59453371f3449ff98c391464792a57709acdcaa7b11940d95db9ea65adf4ceebb8300a160524245530c9f2b1674d462492e9f21041a

  • SSDEEP

    3072:dxf026qbJ1y4GNq5jz+/YiMaGhKFzSZ7:eqHGoq/TM7KU

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 13 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_4d852e62c20b3f6941161d2bf0ec7210.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4d852e62c20b3f6941161d2bf0ec7210.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:116
    • 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:4196
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:3992
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3992 -s 204
            4⤵
            • Program crash
            PID:4628
        • 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:4540
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4540 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:4472
        • 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:1936
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1936 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:2372
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3992 -ip 3992
      1⤵
        PID:1472

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        125KB

        MD5

        4d852e62c20b3f6941161d2bf0ec7210

        SHA1

        dd3e43133bb4b7b2596833c1c2dabb561757ea51

        SHA256

        47432512c38a525a19699f82785f51a51f8098500431fac3f76db6df3759def9

        SHA512

        4a0177a5427765bbaea1e59453371f3449ff98c391464792a57709acdcaa7b11940d95db9ea65adf4ceebb8300a160524245530c9f2b1674d462492e9f21041a

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

        Filesize

        471B

        MD5

        febff5e5b64433316ee5f116c5c14309

        SHA1

        55a533777edeed0d18304f073d59d5ca1e5c7737

        SHA256

        888dd735b3cf97e714243c7ecf44064128c4a97452b90ebbc66e317a113ef9a4

        SHA512

        cbadeca5bbd2528b4af7ad6d053483adac27db83bfcd8b75312a5aa4b09302f729b67a04bbb9af840cb3abd78ec668b5a6c8746685ba0f15780b5e0ea3dd88d8

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

        Filesize

        404B

        MD5

        92cbfa11ee078d1aa0cc37ebfb85e7f3

        SHA1

        c9bd544ebb0b1046a54c05244c28c89acbd516b4

        SHA256

        6d23c52c8a0b615bde623ed2abdd48243fdad540f96a783c2c77e9cf245f5323

        SHA512

        d5b67a762f85efee0293d27e1b2230816222753631d2ed868031116025d10ae44e621b266402512f50564830cf44bf959faa0e74d77fbcf2d1b848c960fa556d

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

        Filesize

        404B

        MD5

        eeddb6d55109307fee32e3ad7a46aaef

        SHA1

        a0a6e926797ba3425a7c468073a1eb9bae3b5a24

        SHA256

        0a35626f58030e4a57ba1a8acf3c572d00f981d55075842c471f651475cfbe85

        SHA512

        78f6cfdf35a3f5fa923139f8962586ea561053a17d6072443f7b76627887525f4731b1ee2744dcf86151eea1391ec9a5197387d9b21ac864f8b8ffaa0ca74d5a

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

        Filesize

        404B

        MD5

        241b3f56902e14f2445466fa95261ad4

        SHA1

        b14cb4dcca7a105b9a72696b0faba4d6bf1baf1a

        SHA256

        cb4f6d986ae8c11064ae7f73fb0e26d7688ead26a065ba76f7d14e633b3ffa6c

        SHA512

        55bff686840fa67157e9df1077f0035ec49ada8fdf703b789318389c9bff33499f66ea1950972adbdc644250bf570550f9c27a8e46998239a5811f57e1f97df2

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

        Filesize

        404B

        MD5

        3bd92866d823479d847d632a45278e32

        SHA1

        69ef53ea78d3b5b81b930cc21ff663541d924c34

        SHA256

        1d7d4e091e03cc5c7e467a4fc5e68a6840cd51302d6d8e911beeadac909a2165

        SHA512

        fb69aeb449eafd3eeac9aa003103fb2ad7324799a317e979255d4af49ba360164307e58e9d2a0fb4991d36e2560aa2f26db2d5cab4700fc97250d373f468b61f

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{F51C69CA-C817-11EF-BEF1-7E3D785E6C2E}.dat

        Filesize

        5KB

        MD5

        78001ec6fc722a17c958d196328a97de

        SHA1

        7c890e6455d33956ddd6d20613784c811997bf6a

        SHA256

        9824cbd152c0a793b0fe1d9179d76b1accb0594c6c0f5c1643e96d160bc16576

        SHA512

        165a24ca3f24d9080a142978bc34f6135541c906aa90a2e95dd26eab6c0b6c77127523adfd3e16b5f17a09227b8dc1e2a3f6ccc1aa30b82b0257c05b922f4f3a

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{F5212DCE-C817-11EF-BEF1-7E3D785E6C2E}.dat

        Filesize

        3KB

        MD5

        c607ac97f322edc81e07af523dd6bb11

        SHA1

        ff989ef7e789c4f490ec741fb405b25220baed2d

        SHA256

        669c605244c8fc2b9a234274fc856f54ec8ba7c0ffa67986e72f7c2c97aa7aa1

        SHA512

        e240dce3f840cf23b837b1e8b3a9356c321b2cb1e3febdaec7ea4c45086d7730d7037ccd9ebb9d97f20f77a4d60e13bb4432ed458f6bc934513ec45191e25ea1

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver3CA6.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/116-3-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/116-5-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/116-1-0x0000000000401000-0x0000000000405000-memory.dmp

        Filesize

        16KB

      • memory/116-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/116-7-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/116-6-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/116-0-0x0000000000400000-0x0000000000428000-memory.dmp

        Filesize

        160KB

      • memory/116-25-0x0000000000401000-0x0000000000405000-memory.dmp

        Filesize

        16KB

      • memory/116-4-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/116-2-0x0000000000400000-0x0000000000428000-memory.dmp

        Filesize

        160KB

      • memory/116-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/116-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3992-31-0x00000000006B0000-0x00000000006B1000-memory.dmp

        Filesize

        4KB

      • memory/3992-32-0x0000000000690000-0x0000000000691000-memory.dmp

        Filesize

        4KB

      • memory/4196-36-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4196-28-0x0000000000060000-0x0000000000061000-memory.dmp

        Filesize

        4KB

      • memory/4196-39-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4196-29-0x0000000077E42000-0x0000000077E43000-memory.dmp

        Filesize

        4KB

      • memory/4196-27-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4196-34-0x0000000077E42000-0x0000000077E43000-memory.dmp

        Filesize

        4KB

      • memory/4196-35-0x0000000000400000-0x0000000000428000-memory.dmp

        Filesize

        160KB

      • memory/4196-26-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4196-33-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/4196-22-0x0000000000400000-0x0000000000428000-memory.dmp

        Filesize

        160KB