Analysis

  • max time kernel
    94s
  • max time network
    145s
  • 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 11:09

General

  • Target

    JaffaCakes118_64a54f5807c011cf6d8d02411242f181.exe

  • Size

    124KB

  • MD5

    64a54f5807c011cf6d8d02411242f181

  • SHA1

    8565883dee3e6bdeb42b438409598870142578e2

  • SHA256

    76f13978fa41fce9473497d474490cfea9143433cc167c5b654be6d4a0d8929c

  • SHA512

    4f56ebcf141ea419c9a49db118d49223dcd667e127cf0c1d752f5f3ce2df0fade5064e2447f79e2fd3c66c897e1a9c11297e4c0d48a1b7c679fc577bd364368a

  • SSDEEP

    1536:6xf0u7YnqMGGGMZZZyVb1t9e4GNqBvrPzO7/YiMIATcjik0LCMa4mWx:6xf026qbJ1y4GNq5jz+/YiMaEhlmWx

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 50 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_64a54f5807c011cf6d8d02411242f181.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_64a54f5807c011cf6d8d02411242f181.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3424
    • 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:3092
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:4716
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4716 -s 204
            4⤵
            • Program crash
            PID:4944
        • 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:2868
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2868 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:4248
        • 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:3616
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3616 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:4740
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4716 -ip 4716
      1⤵
        PID:3136

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        124KB

        MD5

        64a54f5807c011cf6d8d02411242f181

        SHA1

        8565883dee3e6bdeb42b438409598870142578e2

        SHA256

        76f13978fa41fce9473497d474490cfea9143433cc167c5b654be6d4a0d8929c

        SHA512

        4f56ebcf141ea419c9a49db118d49223dcd667e127cf0c1d752f5f3ce2df0fade5064e2447f79e2fd3c66c897e1a9c11297e4c0d48a1b7c679fc577bd364368a

      • 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

        7463e852ef96d8b5fe5f8f68ccfe58a3

        SHA1

        08a21f98cb05a28c282abfbaaae7674509fe886c

        SHA256

        a1065e044c3bc7d8abd5dae538f2deb6a2a35888f586952eff673c80f0b174e6

        SHA512

        d2c2301781934cca91baea8bcd5ad6e213271e1150044ad24ab2f628738bab49dfadb2a72dc95a1f20fbca9b860fc1d63c3163fe84b21b1608e37d302a0a28d8

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

        Filesize

        404B

        MD5

        666fcab7389026047876a725829be825

        SHA1

        aaf07a5f3378bfc8ba4d5a6f0562b5b0123bd9a7

        SHA256

        fe9cf76512713f75350bb60c769f4f2fdb18b7118e9db06c274a870523bcc2ea

        SHA512

        38d0f963662b694e64caf1f7f0571211daf5a00768571c115d71182df96b5abe39218cb39227055ca650e2fa402f1a20a879c51544c940e236cd23799048acad

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{FCD5E35F-C8F9-11EF-AF2A-622000771059}.dat

        Filesize

        3KB

        MD5

        b093d8dcb5ee706700d7da74f1a494d7

        SHA1

        e71a3c7e4532f7fcd02f1e59f68b84867451aa47

        SHA256

        db1fe04cd353aa59910852cab7b7ea0a0546f35fce55a804cf1ebbe35ba95602

        SHA512

        df423c48d31408a46dcb3755d5c4ed94d8e6a4be2f12c7c7da072f613c951018eedf091c26069a0250bd68e2e852b8e33fdfc28c1b05b565139b884b1043747e

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{FCD845E5-C8F9-11EF-AF2A-622000771059}.dat

        Filesize

        5KB

        MD5

        6c2d6766a5014138c556bca98212b1e3

        SHA1

        1c5a5e0bce39accf0c13a68300b909d681c5973b

        SHA256

        f56f6f509b0c53a67024666fd3e27e1425e7c55e5b8eb3e60ab6dde2605b9836

        SHA512

        b1283abd8171ad2f3a950795a5323f7411c0a5b44af0544724233e95e625efef414269e11726df4a4442da146c7ad30580bfcf6155c848c450b4a924c67939e9

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\verF8D7.tmp

        Filesize

        15KB

        MD5

        1a545d0052b581fbb2ab4c52133846bc

        SHA1

        62f3266a9b9925cd6d98658b92adec673cbe3dd3

        SHA256

        557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

        SHA512

        bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\DQ67RYHS\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • memory/3092-29-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3092-33-0x0000000000400000-0x000000000043D000-memory.dmp

        Filesize

        244KB

      • memory/3092-39-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3092-17-0x0000000000400000-0x000000000043D000-memory.dmp

        Filesize

        244KB

      • memory/3092-36-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3092-19-0x0000000000400000-0x000000000043D000-memory.dmp

        Filesize

        244KB

      • memory/3092-27-0x00000000001D0000-0x00000000001D1000-memory.dmp

        Filesize

        4KB

      • memory/3092-28-0x0000000077552000-0x0000000077553000-memory.dmp

        Filesize

        4KB

      • memory/3092-35-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/3092-26-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3092-34-0x0000000077552000-0x0000000077553000-memory.dmp

        Filesize

        4KB

      • memory/3424-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3424-0-0x0000000000400000-0x000000000043D000-memory.dmp

        Filesize

        244KB

      • memory/3424-7-0x00000000008F0000-0x00000000008F1000-memory.dmp

        Filesize

        4KB

      • memory/3424-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3424-2-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3424-3-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3424-18-0x0000000000401000-0x0000000000405000-memory.dmp

        Filesize

        16KB

      • memory/3424-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3424-6-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3424-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3424-1-0x0000000000401000-0x0000000000405000-memory.dmp

        Filesize

        16KB

      • memory/4716-31-0x0000000001090000-0x0000000001091000-memory.dmp

        Filesize

        4KB

      • memory/4716-32-0x0000000001070000-0x0000000001071000-memory.dmp

        Filesize

        4KB