Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows10-1703_x64
  • resource
    win10-20231129-en
  • resource tags

    arch:x64arch:x86image:win10-20231129-enlocale:en-usos:windows10-1703-x64system
  • submitted
    11-12-2023 16:56

General

  • Target

    f67ec8ef1f217c5b712355b5ff885e8f411dd09dfd7232f9fe840617ffdfe8f9.exe

  • Size

    7.5MB

  • MD5

    08b07d05a8a95c73da5e34c147fe333d

  • SHA1

    0d02ce6a54c61b47efc968515aa3e5fa8ca42ef9

  • SHA256

    f67ec8ef1f217c5b712355b5ff885e8f411dd09dfd7232f9fe840617ffdfe8f9

  • SHA512

    0ce06d4233a9d291dc7d7bf0a94020e3a35ce48d5d9fbdc39aded23a448cb6afecd3c805bef8aaf37ef811aa887040441576678a31ca2b1aba2fe94b7a7b7ced

  • SSDEEP

    196608:zpVDDR8SZqepbLqwjKpDf/NIpEpDqfBrT0/WViLFfzj:zpVBtvpbL/+vVYBrTTefzj

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Unexpected DNS network traffic destination 3 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 63 IoCs
  • Runs net.exe
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f67ec8ef1f217c5b712355b5ff885e8f411dd09dfd7232f9fe840617ffdfe8f9.exe
    "C:\Users\Admin\AppData\Local\Temp\f67ec8ef1f217c5b712355b5ff885e8f411dd09dfd7232f9fe840617ffdfe8f9.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3804
    • C:\Users\Admin\AppData\Local\Temp\is-QVOSV.tmp\f67ec8ef1f217c5b712355b5ff885e8f411dd09dfd7232f9fe840617ffdfe8f9.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-QVOSV.tmp\f67ec8ef1f217c5b712355b5ff885e8f411dd09dfd7232f9fe840617ffdfe8f9.tmp" /SL5="$7011A,7565670,68096,C:\Users\Admin\AppData\Local\Temp\f67ec8ef1f217c5b712355b5ff885e8f411dd09dfd7232f9fe840617ffdfe8f9.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1000
      • C:\Program Files (x86)\PlayGIF\gifplayer.exe
        "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -i
        3⤵
        • Executes dropped EXE
        PID:1544
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1496
        • C:\Program Files (x86)\PlayGIF\gifplayer.exe
          "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -s
          3⤵
          • Executes dropped EXE
          PID:4432
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 11
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4240
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 11
            4⤵
              PID:3032

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files (x86)\PlayGIF\gifplayer.exe

        Filesize

        423KB

        MD5

        3ca48bdaf967259a3a1cdbc452013686

        SHA1

        dda6f5f7e1ebd22b995ab5e84d9ad22e631b68b3

        SHA256

        46a77a49be34b64d507abb0430193baeecb152568f7fcf1429623ccda17884c9

        SHA512

        c5adc173e4ff5b35e4b851b0218583810bb80f283c3ebfab63e2ffc6beee2673e19409344837e4f7c08f937ff19e64d7f20b747cc81528bbf4605b757263c539

      • C:\Program Files (x86)\PlayGIF\gifplayer.exe

        Filesize

        343KB

        MD5

        9cd3c265f10b12dd66349ea855067037

        SHA1

        e7beb511af39a7a9bcff94d95d49e72ddf63876d

        SHA256

        69a475f7b57fc56278d23110a18f299b00ab88011b2a791b3d44a18b440140db

        SHA512

        b4225d52d7787de49059fa748ed12849df86ceb9ae48705cdb9af9b4d70fd1dcb4e2d7d168c53c8d726cedb8ec0f8000ccaec42b9571689ae6806270b6befa0b

      • C:\Program Files (x86)\PlayGIF\gifplayer.exe

        Filesize

        277KB

        MD5

        7870c6203f50792cacf2b430c1a16f4b

        SHA1

        490109a2db972d20b38d06b38325912ec1c2932d

        SHA256

        9cb53ba0a6f9f4c18b48b19cbee52d6a774b0b2945db61d3eee527a6e03588dc

        SHA512

        eef32204910b72cd2b3414908ac8851e7dc6e27cd48eba31262e6cabf8fbf3919b4dd10b4a95fc8b182d66df29f33282d43f38788e977e4d99dc6a6f2bc48413

      • C:\Users\Admin\AppData\Local\Temp\is-QVOSV.tmp\f67ec8ef1f217c5b712355b5ff885e8f411dd09dfd7232f9fe840617ffdfe8f9.tmp

        Filesize

        551KB

        MD5

        3fe3ebec0ff37b2f54ba723297736cb8

        SHA1

        d45964d42e7666a71c1ca4d60053642323554319

        SHA256

        d40104a5e0ba9ee6347746c17bafb664b0e46a4bd213dabeadfee11ceab0d4e5

        SHA512

        038adcc75f9ec8fe488378f11d1183514ffd860539f02e29905de417beb8ac921f6b9fe82fadd8a20231c802070e8a5e4e41e36d82ef12c0acf855f2d3c66807

      • C:\Users\Admin\AppData\Local\Temp\is-QVOSV.tmp\f67ec8ef1f217c5b712355b5ff885e8f411dd09dfd7232f9fe840617ffdfe8f9.tmp

        Filesize

        580KB

        MD5

        5b66053e77b18039d2472f796b4824cb

        SHA1

        9d3ba24bd957c85e956da5af78774a0a05a93d16

        SHA256

        1d35bd7daeb35ea895e441497453c04be220ab66f53ce6fbdbb29cfcf943fd89

        SHA512

        aa234561cdd57961eec8c1c5990c1b263aad5747b898f254657f9cfb181f3b67fe72d375f3b7e07b4b2166a02df9e6521a97e1a37dff82c80324b696ffd3d1f4

      • \Users\Admin\AppData\Local\Temp\is-PC94I.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-PC94I.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/1000-160-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/1000-12-0x00000000005D0000-0x00000000005D1000-memory.dmp

        Filesize

        4KB

      • memory/1000-162-0x00000000005D0000-0x00000000005D1000-memory.dmp

        Filesize

        4KB

      • memory/1544-151-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1544-152-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1544-154-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3804-0-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/3804-2-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/3804-159-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/4432-166-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4432-179-0x00000000007A0000-0x000000000083E000-memory.dmp

        Filesize

        632KB

      • memory/4432-158-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4432-165-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4432-156-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4432-169-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4432-172-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4432-175-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4432-178-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4432-161-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4432-184-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4432-187-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4432-188-0x00000000007A0000-0x000000000083E000-memory.dmp

        Filesize

        632KB

      • memory/4432-191-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4432-194-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4432-197-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4432-200-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4432-203-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4432-206-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB