Analysis

  • max time kernel
    143s
  • max time network
    142s
  • platform
    windows10-1703_x64
  • resource
    win10-20231025-en
  • resource tags

    arch:x64arch:x86image:win10-20231025-enlocale:en-usos:windows10-1703-x64system
  • submitted
    26-11-2023 17:55

General

  • Target

    50fe9d3fab403deae72ae6bd9b4b8aac2eabfd62c09f2b2cf96b0b9f31a55b97.exe

  • Size

    2.8MB

  • MD5

    d71891a12cfc51a8f31e389f351ef0ba

  • SHA1

    f6701699add18b2eec3216a8fc22935440fc21e7

  • SHA256

    50fe9d3fab403deae72ae6bd9b4b8aac2eabfd62c09f2b2cf96b0b9f31a55b97

  • SHA512

    a765aeb491f4f7463ffe5b010e835e3dd649072286d2226fb4f3f9bd880285062c10c6f27099b7654f9866d63ae2112a375d9b1fd79d4a27d71b589088ec9677

  • SSDEEP

    49152:n2n/u3ewuQtHimJjOKulEX3D1ySEFa7gORShW3K7x91p20xUYxxb/h8ZoRY0E:2n8tDJjOjsDjUhW3KN9W4Hxxb/h7lE

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Unexpected DNS network traffic destination 2 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 19 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs net.exe
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\50fe9d3fab403deae72ae6bd9b4b8aac2eabfd62c09f2b2cf96b0b9f31a55b97.exe
    "C:\Users\Admin\AppData\Local\Temp\50fe9d3fab403deae72ae6bd9b4b8aac2eabfd62c09f2b2cf96b0b9f31a55b97.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4488
    • C:\Users\Admin\AppData\Local\Temp\is-G9VBV.tmp\50fe9d3fab403deae72ae6bd9b4b8aac2eabfd62c09f2b2cf96b0b9f31a55b97.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-G9VBV.tmp\50fe9d3fab403deae72ae6bd9b4b8aac2eabfd62c09f2b2cf96b0b9f31a55b97.tmp" /SL5="$70220,2633374,76288,C:\Users\Admin\AppData\Local\Temp\50fe9d3fab403deae72ae6bd9b4b8aac2eabfd62c09f2b2cf96b0b9f31a55b97.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:2508
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:412
        • C:\Program Files (x86)\Common Files\GreenTV\GreenTV.exe
          "C:\Program Files (x86)\Common Files\GreenTV\GreenTV.exe" -i
          3⤵
          • Executes dropped EXE
          PID:2324
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 25
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2664
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 25
            4⤵
              PID:3728
          • C:\Program Files (x86)\Common Files\GreenTV\GreenTV.exe
            "C:\Program Files (x86)\Common Files\GreenTV\GreenTV.exe" -s
            3⤵
            • Executes dropped EXE
            PID:3632

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files (x86)\Common Files\GreenTV\GreenTV.exe

        Filesize

        2.2MB

        MD5

        57acb69835723a4407fd4e8db03713db

        SHA1

        288ef77aab7970256ec1efad8bcdbbaac7157a80

        SHA256

        4b779c7a2cd5e20d5afbfe9a9486fdd460fecd26e21682beff7d61ce2a69206d

        SHA512

        c6cac78bda9e9dc913aa73386a78fadfe5270201943ae9152043b56218a3d99f9c10d12e733f85ae810d2db90a12d673608bb850f415b66f48127fd68d330e80

      • C:\Program Files (x86)\Common Files\GreenTV\GreenTV.exe

        Filesize

        2.2MB

        MD5

        57acb69835723a4407fd4e8db03713db

        SHA1

        288ef77aab7970256ec1efad8bcdbbaac7157a80

        SHA256

        4b779c7a2cd5e20d5afbfe9a9486fdd460fecd26e21682beff7d61ce2a69206d

        SHA512

        c6cac78bda9e9dc913aa73386a78fadfe5270201943ae9152043b56218a3d99f9c10d12e733f85ae810d2db90a12d673608bb850f415b66f48127fd68d330e80

      • C:\Program Files (x86)\Common Files\GreenTV\GreenTV.exe

        Filesize

        2.2MB

        MD5

        57acb69835723a4407fd4e8db03713db

        SHA1

        288ef77aab7970256ec1efad8bcdbbaac7157a80

        SHA256

        4b779c7a2cd5e20d5afbfe9a9486fdd460fecd26e21682beff7d61ce2a69206d

        SHA512

        c6cac78bda9e9dc913aa73386a78fadfe5270201943ae9152043b56218a3d99f9c10d12e733f85ae810d2db90a12d673608bb850f415b66f48127fd68d330e80

      • C:\Users\Admin\AppData\Local\Temp\is-G9VBV.tmp\50fe9d3fab403deae72ae6bd9b4b8aac2eabfd62c09f2b2cf96b0b9f31a55b97.tmp

        Filesize

        683KB

        MD5

        f507ce43ea08d1721816ad4b0e090f50

        SHA1

        e4f02bcd410bddabea4c741838d9a88386547629

        SHA256

        d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

        SHA512

        37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

      • C:\Users\Admin\AppData\Local\Temp\is-G9VBV.tmp\50fe9d3fab403deae72ae6bd9b4b8aac2eabfd62c09f2b2cf96b0b9f31a55b97.tmp

        Filesize

        683KB

        MD5

        f507ce43ea08d1721816ad4b0e090f50

        SHA1

        e4f02bcd410bddabea4c741838d9a88386547629

        SHA256

        d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

        SHA512

        37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

      • \Users\Admin\AppData\Local\Temp\is-QHFUJ.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-QHFUJ.tmp\_isetup\_isdecmp.dll

        Filesize

        32KB

        MD5

        b6f11a0ab7715f570f45900a1fe84732

        SHA1

        77b1201e535445af5ea94c1b03c0a1c34d67a77b

        SHA256

        e47dd306a9854599f02bc1b07ca6dfbd5220f8a1352faa9616d1a327de0bbf67

        SHA512

        78a757e67d21eb7cc95954df15e3eeff56113d6b40fb73f0c5f53304265cc52c79125d6f1b3655b64f9a411711b5b70f746080d708d7c222f4e65bad64b1b771

      • \Users\Admin\AppData\Local\Temp\is-QHFUJ.tmp\_isetup\_isdecmp.dll

        Filesize

        32KB

        MD5

        b6f11a0ab7715f570f45900a1fe84732

        SHA1

        77b1201e535445af5ea94c1b03c0a1c34d67a77b

        SHA256

        e47dd306a9854599f02bc1b07ca6dfbd5220f8a1352faa9616d1a327de0bbf67

        SHA512

        78a757e67d21eb7cc95954df15e3eeff56113d6b40fb73f0c5f53304265cc52c79125d6f1b3655b64f9a411711b5b70f746080d708d7c222f4e65bad64b1b771

      • memory/2324-64-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/2324-65-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/2324-60-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/2324-61-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/2508-71-0x0000000000400000-0x00000000004BA000-memory.dmp

        Filesize

        744KB

      • memory/2508-73-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/2508-10-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/3632-86-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/3632-115-0x00000000009F0000-0x0000000000A9D000-memory.dmp

        Filesize

        692KB

      • memory/3632-116-0x00000000009F0000-0x0000000000A9D000-memory.dmp

        Filesize

        692KB

      • memory/3632-89-0x00000000009F0000-0x0000000000A9D000-memory.dmp

        Filesize

        692KB

      • memory/3632-72-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/3632-68-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/3632-76-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/3632-77-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/3632-80-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/3632-83-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/3632-120-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/3632-69-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/3632-98-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/3632-95-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/3632-90-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/3632-99-0x00000000009F0000-0x0000000000A9D000-memory.dmp

        Filesize

        692KB

      • memory/3632-102-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/3632-105-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/3632-108-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/3632-111-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/3632-114-0x0000000000400000-0x0000000000637000-memory.dmp

        Filesize

        2.2MB

      • memory/4488-0-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/4488-70-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB

      • memory/4488-2-0x0000000000400000-0x000000000041A000-memory.dmp

        Filesize

        104KB