Analysis

  • max time kernel
    150s
  • max time network
    51s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-06-2024 13:42

General

  • Target

    1a5712df2cbbd760eebc329d48dd1fca_JaffaCakes118.exe

  • Size

    844KB

  • MD5

    1a5712df2cbbd760eebc329d48dd1fca

  • SHA1

    717ffc7dfd9dfc5961d286efcc643e1551c63831

  • SHA256

    08e677ece4b8d365e3432d674b0dd79da5d06f124a6026081bd5387bd2b56d99

  • SHA512

    9b51882fc483c2f4bab576d79bd76e76d832ada8cefd3672689c17ebdaddf60093f20ec9866a36306a358ff1df017b33efc8cb01ae28ae50a3da08548f2cbe5e

  • SSDEEP

    24576:fvX0CqJm7lpD2KXQztsFvKlH0jmr5WisTzjle5U5TIDV+DwLQk9Qd:3X05Jm7sAKF0GELm8IDVGqQV

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • ModiLoader Second Stage 2 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 8 IoCs
  • UPX packed file 5 IoCs

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

  • Adds Run key to start application 2 TTPs 53 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates processes with tasklist 1 TTPs 2 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 51 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1a5712df2cbbd760eebc329d48dd1fca_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\1a5712df2cbbd760eebc329d48dd1fca_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1368
    • C:\Users\Admin\srRTMxaDv9.exe
      C:\Users\Admin\srRTMxaDv9.exe
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Checks computer location settings
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4712
      • C:\Users\Admin\tioozit.exe
        "C:\Users\Admin\tioozit.exe"
        3⤵
        • Modifies visiblity of hidden/system files in Explorer
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:2792
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c tasklist&&del srRTMxaDv9.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1312
        • C:\Windows\SysWOW64\tasklist.exe
          tasklist
          4⤵
          • Enumerates processes with tasklist
          • Suspicious use of AdjustPrivilegeToken
          PID:4004
    • C:\Users\Admin\amhost.exe
      C:\Users\Admin\amhost.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:2144
      • C:\Users\Admin\amhost.exe
        amhost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        PID:3668
    • C:\Users\Admin\bmhost.exe
      C:\Users\Admin\bmhost.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1984
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe"
        3⤵
          PID:1788
      • C:\Users\Admin\cmhost.exe
        C:\Users\Admin\cmhost.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:952
        • C:\Users\Admin\AppData\Local\a1709a76\X
          176.53.17.24:80
          3⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:1112
          • C:\Windows\explorer.exe
            "C:\Windows\explorer.exe"
            4⤵
            • Modifies registry class
            PID:2476
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe"
          3⤵
            PID:5052
        • C:\Users\Admin\dmhost.exe
          C:\Users\Admin\dmhost.exe
          2⤵
          • Executes dropped EXE
          • Suspicious use of SetWindowsHookEx
          PID:3324
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c tasklist&&del 1a5712df2cbbd760eebc329d48dd1fca_JaffaCakes118.exe
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:1604
          • C:\Windows\SysWOW64\tasklist.exe
            tasklist
            3⤵
            • Enumerates processes with tasklist
            • Suspicious use of AdjustPrivilegeToken
            PID:4676

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Persistence

      Boot or Logon Autostart Execution

      1
      T1547

      Registry Run Keys / Startup Folder

      1
      T1547.001

      Privilege Escalation

      Boot or Logon Autostart Execution

      1
      T1547

      Registry Run Keys / Startup Folder

      1
      T1547.001

      Defense Evasion

      Hide Artifacts

      1
      T1564

      Hidden Files and Directories

      1
      T1564.001

      Modify Registry

      2
      T1112

      Discovery

      Query Registry

      1
      T1012

      System Information Discovery

      2
      T1082

      Process Discovery

      1
      T1057

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\a1709a76\X
        Filesize

        41KB

        MD5

        be40a2578e862f1cecc9b9194f524201

        SHA1

        0c379f375f9bcfab2e8d86161cec07fe4a7dbc12

        SHA256

        2c0f19272baa42d1af85a395fe8cd687c50e91450abc5911f6806c317a25b6a6

        SHA512

        25fbee1dce99c0ca80cd11bbe0d9fceaa07bf8a8b9b3ebc04e55645c0a733dafc83a7922975c31bc9fdff6f413257ac8b9ff72628c78b48a5b7ab669eab369f8

      • C:\Users\Admin\amhost.exe
        Filesize

        80KB

        MD5

        8ccbe4f27f9710f3e7f75e1d1de57e49

        SHA1

        272e95e476477cd4a1715ee0bcf32318e0351718

        SHA256

        3d36ee15c25b2308f8552e121d885c26b46b4e7fc6dbb41a684bec53e0ae3b5d

        SHA512

        334f56b5158839f521513aff9de334536c86da633bf1a3b78592529275457973ed67fd55a54bef8f88ce918c2863c365cababfbd0ef888a27272906e281105d0

      • C:\Users\Admin\bmhost.exe
        Filesize

        258KB

        MD5

        2da0070a7c50f3a078b73b4fb7ee7c02

        SHA1

        999b4860a80b908622fadfc8fae27db66b200932

        SHA256

        f8a0f1b5b3f320f01173f151305dc780eac51bf78e7405fd2c0b9b3ba58945bf

        SHA512

        2d488508e785d92c5cf9f0abee8153d984d8dd8f1d59880643764f499e151fccc9572a9ad1fe0a82412b8ed230d25bd849a0beeded12325dc21839ed53512630

      • C:\Users\Admin\cmhost.exe
        Filesize

        358KB

        MD5

        03102e4338eb16e0c4dfe106830557e3

        SHA1

        4fdb5baf0900e44e95acdeee1c947be3b0518b39

        SHA256

        7dd28bddc46daddc8f7e14906f50ef991d3d7f1ffb785388fb5c42be9e162139

        SHA512

        c7d4b4b3766c0b4cdc3d16f56effe1b36cacd4a48f728cf1a33360eb6c48362587186dc0be45f098cd3117bc10c7113d51262939bfe018c6f963b36d59cd97c9

      • C:\Users\Admin\dmhost.exe
        Filesize

        32KB

        MD5

        574970eca916740493590d746221fefb

        SHA1

        8b7665e18a767e836ce88d133bbdfe0a53db7406

        SHA256

        4cb837a6986e2c729dd0917eac6126341be207ad1f4b0a9a77260143e9c69fea

        SHA512

        aa5025ac8759dd5eba551c7d2a761f5b91f9629cb22e1a80546b8677382ba2643bfff8d4039f9462addebed311a88b644ab5f5155738bd68ecd1bb74a1fb12c2

      • C:\Users\Admin\srRTMxaDv9.exe
        Filesize

        344KB

        MD5

        57a5743f47b3a874773041195600909c

        SHA1

        74f5c16a6ca03baea7c684e40d351f1ec484a70d

        SHA256

        eecfb7541cf571d34882ebeb19c3c396ed53243e23060d45e1f1b033e061da90

        SHA512

        66c4621663db921b7a18b843197ea6611e9473abca6b2a653d1f228146129434a7f643f598e0fdfbe300f2ea91168135de59a69f02f52245c71f12e4364e2954

      • C:\Users\Admin\tioozit.exe
        Filesize

        344KB

        MD5

        d80aba8439d6c3a15158bdca632eb8b9

        SHA1

        70fdb3c6edd7712ca5f48daac2318b7be5e42dce

        SHA256

        148ee4880e0895ca4a59cc897983f2930e4c1768d6f611ec26bb69fcea2432ca

        SHA512

        949f9b80ba39b49fa862e00813e037dbe1b808c2f369bed43622c4fbe6cdb37b470c7c616941cef80d5b1163348008458715261c2e96694c57b465662360be70

      • memory/952-80-0x0000000000400000-0x0000000000465C48-memory.dmp
        Filesize

        407KB

      • memory/952-73-0x0000000000400000-0x0000000000465C48-memory.dmp
        Filesize

        407KB

      • memory/1984-57-0x0000000000400000-0x0000000000446000-memory.dmp
        Filesize

        280KB

      • memory/2144-50-0x0000000000400000-0x0000000000417000-memory.dmp
        Filesize

        92KB

      • memory/3668-46-0x0000000000400000-0x000000000040E000-memory.dmp
        Filesize

        56KB

      • memory/3668-53-0x0000000000400000-0x000000000040E000-memory.dmp
        Filesize

        56KB

      • memory/3668-52-0x0000000000400000-0x000000000040E000-memory.dmp
        Filesize

        56KB

      • memory/3668-51-0x0000000000400000-0x000000000040E000-memory.dmp
        Filesize

        56KB

      • memory/3668-45-0x0000000000400000-0x000000000040E000-memory.dmp
        Filesize

        56KB