Analysis

  • max time kernel
    147s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    21-07-2024 21:27

General

  • Target

    6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe

  • Size

    4.1MB

  • MD5

    6176671cb33d4d4d3fa7f5ce0309e013

  • SHA1

    84f0318360043a2e0092bcb9b638be5f9654b27e

  • SHA256

    ff5117bd82ec58a48f9974743ac01fe001c2a0555808589db1f2cfdf593e3c64

  • SHA512

    c371a962c75a3d36ce4d73a57583dcf8af3b57087d76f1859ec183696a53d5a0e4302317077e58660558bb492896333842960273f2f617bcdb533835cfb53d82

  • SSDEEP

    98304:ddm38RzYf0ML2x5tTDaLclizm7KQF1iEaGzMG:ddlRzYI7Da4Ii7KQrLMG

Malware Config

Signatures

  • RMS

    Remote Manipulator System (RMS) is a remote access tool developed by Russian organization TektonIT.

  • ACProtect 1.3x - 1.4x DLL software 2 IoCs

    Detects file using ACProtect software.

  • ASPack v2.12-2.42 2 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 7 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 20 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Office loads VBA resources, possible macro or embedded object present
  • Delays execution with timeout.exe 1 IoCs
  • Kills process with taskkill 2 IoCs
  • Runs .reg file with regedit 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious behavior: SetClipboardViewer 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 63 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\6176671cb33d4d4d3fa7f5ce0309e013_JaffaCakes118.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:1688
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Program Files\install.vbs"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3056
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Program Files\install.bat" "
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:2208
        • C:\Windows\SysWOW64\taskkill.exe
          taskkill /f /im rutserv.exe
          4⤵
          • Kills process with taskkill
          • Suspicious use of AdjustPrivilegeToken
          PID:2140
        • C:\Windows\SysWOW64\taskkill.exe
          taskkill /f /im rfusclient.exe
          4⤵
          • Kills process with taskkill
          • Suspicious use of AdjustPrivilegeToken
          PID:2648
        • C:\Windows\SysWOW64\reg.exe
          reg delete "HKLM\SYSTEM\Remote Manipulator System" /f
          4⤵
            PID:2636
          • C:\Windows\SysWOW64\regedit.exe
            regedit /s "regedit.reg"
            4⤵
            • Runs .reg file with regedit
            PID:2812
          • C:\Windows\SysWOW64\timeout.exe
            timeout 2
            4⤵
            • Delays execution with timeout.exe
            PID:2992
          • C:\Program Files\rutserv.exe
            rutserv.exe /silentinstall
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            PID:2676
          • C:\Program Files\rutserv.exe
            rutserv.exe /firewall
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of SetWindowsHookEx
            PID:2544
          • C:\Program Files\rutserv.exe
            rutserv.exe /start
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            PID:2080
          • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
            "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Program Files\1.doc"
            4⤵
            • Drops file in Program Files directory
            • Drops file in Windows directory
            • Suspicious behavior: AddClipboardFormatListener
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:2224
            • C:\Windows\splwow64.exe
              C:\Windows\splwow64.exe 12288
              5⤵
                PID:1320
      • C:\Program Files\rutserv.exe
        "C:\Program Files\rutserv.exe"
        1⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2940
        • C:\Program Files\rfusclient.exe
          "C:\Program Files\rfusclient.exe"
          2⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2856
          • C:\Program Files\rfusclient.exe
            "C:\Program Files\rfusclient.exe" /tray
            3⤵
            • Executes dropped EXE
            • Suspicious behavior: SetClipboardViewer
            PID:1072
        • C:\Program Files\rfusclient.exe
          "C:\Program Files\rfusclient.exe" /tray
          2⤵
          • Executes dropped EXE
          PID:2972

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files\1.doc

        Filesize

        49KB

        MD5

        2d17816c1b66dd964511796c037045e5

        SHA1

        4f7199f48ed081de8a904a77ed73c65f35d15bf9

        SHA256

        9585e54a4d46e70491c8098d9abeaeb470a12a2a45e1bfd00100d28d79df61c4

        SHA512

        0b0c21f94ae6d4f7687a7e1fc92e182abd39da807f4465c22830d0a9425731d603c790d85481d3fbc4d6cfd34a2bb899adf02b30f30bfb0ad9bc031b51fe37be

      • C:\Program Files\install.bat

        Filesize

        304B

        MD5

        73e89f8df08e778feca688998addfec4

        SHA1

        a715a2dba5412da8bfd17ccff4cf931822463085

        SHA256

        0506dec7ee56d3e967dba45fa02e410a9c79530878244c2b23e6599ec7ff6bfd

        SHA512

        a93d30718fefc5b2dcf17f16b599f03f91fb7e8e99d9a2a7986d6138755866772446cd1c287b85c849b5505735f1d924aff534e5857a8a79e157c237f98892d2

      • C:\Program Files\install.vbs

        Filesize

        117B

        MD5

        65fc32766a238ff3e95984e325357dbb

        SHA1

        3ac16a2648410be8aa75f3e2817fbf69bb0e8922

        SHA256

        a7b067e9e4d44efe579c7cdb1e847d61af2323d3d73c6fffb22e178ae476f420

        SHA512

        621e81fc2d0f9dd92413481864638a140bee94c7dbd31f944826b21bd6ad6b8a59e63de9f7f0025cffc0efb7f9975dde77f523510ee23ada62c152a63a22f608

      • C:\Program Files\regedit.reg

        Filesize

        11KB

        MD5

        1af884daf80a198ffbf15c9b8dfc6c22

        SHA1

        2e739eaf745589120d7ab7cc84620dbd23c6bc34

        SHA256

        cd8c505eb4871be9ed511d2d3edfc0da66a6c539c64179628a491168054daf8c

        SHA512

        925c854ea40c890e49cbcf77a41ce6eadf81dc05f8256bbf34860ba00c29b26fa6a5deaf9431f0b6d9639fcae557f634b0ceb7e0d5b7c552095121328e31b9dc

      • C:\Program Files\rfusclient.exe

        Filesize

        1.5MB

        MD5

        b8667a1e84567fcf7821bcefb6a444af

        SHA1

        9c1f91fe77ad357c8f81205d65c9067a270d61f0

        SHA256

        dc9d875e659421a51addd8e8a362c926369e84320ab0c5d8bbb1e4d12d372fc9

        SHA512

        ec6af663a3b41719d684f04504746f91196105ef6f8baa013b4bd02df6684eca49049d5517691f8e3a4ba6351fe35545a27f728b1d29d949e950d574a012f852

      • C:\Program Files\rutserv.exe

        Filesize

        1.7MB

        MD5

        37a8802017a212bb7f5255abc7857969

        SHA1

        cb10c0d343c54538d12db8ed664d0a1fa35b6109

        SHA256

        1699b9b4fc1724f9b0918b57ca58c453829a3935efd89bd4e9fa66b5e9f2b8a6

        SHA512

        4e20141da8ea4499daf8be5cc41b664dc4229e9575765caf6dc5873d8d0a09f9e200988e1404e767d0415005876a4cf38d5737bd3e1b2c12c4a8fb28adb4f0a0

      • C:\Program Files\vp8decoder.dll

        Filesize

        155KB

        MD5

        88318158527985702f61d169434a4940

        SHA1

        3cc751ba256b5727eb0713aad6f554ff1e7bca57

        SHA256

        4c04d7968a9fe9d9258968d3a722263334bbf5f8af972f206a71f17fa293aa74

        SHA512

        5d88562b6c6d2a5b14390512712819238cd838914f7c48a27f017827cb9b825c24ff05a30333427acec93cd836e8f04158b86d17e6ac3dd62c55b2e2ff4e2aff

      • C:\Program Files\vp8encoder.dll

        Filesize

        593KB

        MD5

        6298c0af3d1d563834a218a9cc9f54bd

        SHA1

        0185cd591e454ed072e5a5077b25c612f6849dc9

        SHA256

        81af82019d9f45a697a8ca1788f2c5c0205af9892efd94879dedf4bc06db4172

        SHA512

        389d89053689537cdb582c0e8a7951a84549f0c36484db4346c31bdbe7cb93141f6a354069eb13e550297dc8ec35cd6899746e0c16abc876a0fe542cc450fffe

      • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

        Filesize

        19KB

        MD5

        279073bb95d8d81f49e8bf3663220c58

        SHA1

        d39fa3dac5e9a00ca4eddde6399c52102d816451

        SHA256

        f7700f50abd1201b67797acca4b032f27109996db93e4a2b56e4a4dcfaa20dc3

        SHA512

        9f6ebbf6d1c6597211a9deff33aa42f141f4880e55c34a02559aee6ed16a3057b5d5187aefa759176d2d8b94263d5547fbf8fef705d0db45847f075029a8d39c

      • memory/1072-86-0x0000000000400000-0x00000000009B6000-memory.dmp

        Filesize

        5.7MB

      • memory/1072-87-0x0000000000400000-0x00000000009B6000-memory.dmp

        Filesize

        5.7MB

      • memory/1072-88-0x0000000000400000-0x00000000009B6000-memory.dmp

        Filesize

        5.7MB

      • memory/1072-89-0x0000000000400000-0x00000000009B6000-memory.dmp

        Filesize

        5.7MB

      • memory/1072-94-0x0000000000400000-0x00000000009B6000-memory.dmp

        Filesize

        5.7MB

      • memory/1072-92-0x0000000000400000-0x00000000009B6000-memory.dmp

        Filesize

        5.7MB

      • memory/1072-90-0x0000000000400000-0x00000000009B6000-memory.dmp

        Filesize

        5.7MB

      • memory/2080-74-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2080-42-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2080-45-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2080-44-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2080-43-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2080-41-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2080-46-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2208-24-0x0000000002770000-0x0000000002E29000-memory.dmp

        Filesize

        6.7MB

      • memory/2224-98-0x000000005FFF0000-0x0000000060000000-memory.dmp

        Filesize

        64KB

      • memory/2544-37-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2544-39-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2544-33-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2544-34-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2544-38-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2544-36-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2544-35-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2676-28-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2676-31-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2676-27-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2676-30-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2676-26-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2676-25-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2676-29-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2856-64-0x0000000000400000-0x00000000009B6000-memory.dmp

        Filesize

        5.7MB

      • memory/2856-71-0x0000000000400000-0x00000000009B6000-memory.dmp

        Filesize

        5.7MB

      • memory/2856-112-0x0000000000400000-0x00000000009B6000-memory.dmp

        Filesize

        5.7MB

      • memory/2856-60-0x0000000000400000-0x00000000009B6000-memory.dmp

        Filesize

        5.7MB

      • memory/2856-63-0x0000000000400000-0x00000000009B6000-memory.dmp

        Filesize

        5.7MB

      • memory/2856-62-0x0000000000400000-0x00000000009B6000-memory.dmp

        Filesize

        5.7MB

      • memory/2856-61-0x0000000000400000-0x00000000009B6000-memory.dmp

        Filesize

        5.7MB

      • memory/2940-118-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2940-121-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2940-49-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2940-51-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2940-53-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2940-132-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2940-125-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2940-70-0x0000000003350000-0x0000000003906000-memory.dmp

        Filesize

        5.7MB

      • memory/2940-48-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2940-50-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2940-52-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2940-111-0x0000000000400000-0x0000000000AB9000-memory.dmp

        Filesize

        6.7MB

      • memory/2972-69-0x0000000000400000-0x00000000009B6000-memory.dmp

        Filesize

        5.7MB

      • memory/2972-113-0x0000000000400000-0x00000000009B6000-memory.dmp

        Filesize

        5.7MB

      • memory/2972-116-0x0000000000400000-0x00000000009B6000-memory.dmp

        Filesize

        5.7MB

      • memory/2972-66-0x0000000000400000-0x00000000009B6000-memory.dmp

        Filesize

        5.7MB

      • memory/2972-120-0x0000000000400000-0x00000000009B6000-memory.dmp

        Filesize

        5.7MB

      • memory/2972-65-0x0000000000400000-0x00000000009B6000-memory.dmp

        Filesize

        5.7MB

      • memory/2972-124-0x0000000000400000-0x00000000009B6000-memory.dmp

        Filesize

        5.7MB

      • memory/2972-67-0x0000000000400000-0x00000000009B6000-memory.dmp

        Filesize

        5.7MB

      • memory/2972-68-0x0000000000400000-0x00000000009B6000-memory.dmp

        Filesize

        5.7MB

      • memory/2972-135-0x0000000000400000-0x00000000009B6000-memory.dmp

        Filesize

        5.7MB

      • memory/2972-72-0x0000000000400000-0x00000000009B6000-memory.dmp

        Filesize

        5.7MB