Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-12-2023 19:02

General

  • Target

    4d42e0d3f81d28d04f69a9cfcf91b8426e460a3bbf31c8b51b8e02f750d23c59.exe

  • Size

    7.5MB

  • MD5

    c72cc64cea266577faf259e582549e13

  • SHA1

    70b2d7d11764890dfcc55f84523c63e867b34323

  • SHA256

    4d42e0d3f81d28d04f69a9cfcf91b8426e460a3bbf31c8b51b8e02f750d23c59

  • SHA512

    596a7a2afcf65cd43629a50e3233016bde226dfeef6a5103866ee18b9676cc6104f409f84ec0ac4794e2d09d0149f054277a715c168519382b0fc6d0ba249fdf

  • SSDEEP

    196608:IWc5A2XV/1qTZGgnkphp0rAwZYGespRHDfY5cdV4qCzj:0DFyOTpBsLp1c5SV4qCzj

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\4d42e0d3f81d28d04f69a9cfcf91b8426e460a3bbf31c8b51b8e02f750d23c59.exe
    "C:\Users\Admin\AppData\Local\Temp\4d42e0d3f81d28d04f69a9cfcf91b8426e460a3bbf31c8b51b8e02f750d23c59.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3968
    • C:\Users\Admin\AppData\Local\Temp\is-MN19B.tmp\4d42e0d3f81d28d04f69a9cfcf91b8426e460a3bbf31c8b51b8e02f750d23c59.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-MN19B.tmp\4d42e0d3f81d28d04f69a9cfcf91b8426e460a3bbf31c8b51b8e02f750d23c59.tmp" /SL5="$8014C,7612629,68096,C:\Users\Admin\AppData\Local\Temp\4d42e0d3f81d28d04f69a9cfcf91b8426e460a3bbf31c8b51b8e02f750d23c59.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2888
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1348
        • C:\Program Files (x86)\PlayGIF\gifplayer.exe
          "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -i
          3⤵
          • Executes dropped EXE
          PID:3572
        • C:\Program Files (x86)\PlayGIF\gifplayer.exe
          "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -s
          3⤵
          • Executes dropped EXE
          PID:1644
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 11
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1392
    • C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 helpmsg 11
      1⤵
        PID:1412

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        241KB

        MD5

        f556df6704e6f7e8c441a0108365916f

        SHA1

        c11e0b8c9841d358cc190f26603d0e8e1f809427

        SHA256

        c7a0261389f31dcbf7cc3d65ef3d46ec903f11bad8f7274245ad4399e0654798

        SHA512

        10176dde986fdaa1271b5f9d1752f72305d8a053897599263f962d1f5ceb7f8d14d095cf8cbaf8471877f6977eeefd6404eb7865e210ccd6eb5b29d5d0036121

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

        Filesize

        78KB

        MD5

        6411fe52b6f1cd4f0f648019364d5b56

        SHA1

        21eb06d30335b12cd1f594b88049d7b10e5fbe81

        SHA256

        e7a52121fa3ad84020dbd84966bd24e4c15f74eb3f29f5c607a5d3a4821c9e56

        SHA512

        bcc50c44bc8e7e08c3183edd14339ec83bc954596ab8a1b17f64ff0056980440347c8e4a47b2309054a9a61481e306dc6b2d05e12610ae9151ba5936e4a67d5f

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

        Filesize

        167KB

        MD5

        64fd42a9e16f7543b3a3e58a44772f43

        SHA1

        b02c9387b687fd54f4fc315fc07fbb00d5d5c81b

        SHA256

        9dc06f071c5bdafa77d0a79df07da31fc8f00bf9b082bf65a290dc83097f9535

        SHA512

        d8299f620c6eda72ed533180b01368c5d887941a671cd084330286fd5b6a8ab032ae5fb758cbb0355c161cdb667630bf1c213af25188baff30167447febbae9d

      • C:\Users\Admin\AppData\Local\Temp\is-K7LGN.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-K7LGN.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • C:\Users\Admin\AppData\Local\Temp\is-MN19B.tmp\4d42e0d3f81d28d04f69a9cfcf91b8426e460a3bbf31c8b51b8e02f750d23c59.tmp

        Filesize

        79KB

        MD5

        75bb12e569871e45c859dc327387cc18

        SHA1

        d872fb2ef76ffc955524954ad6b89ab0eb46b0c2

        SHA256

        98d0f3524c3a8c27b2bdb23f957f1dd326c239b17e253b7f29d4104224a4cb8c

        SHA512

        2726eb440a5e530d975819adfb28ea06c1c9fd6c6e334e6ed3faaba0cc10400a117affdd41ce750b723d14f012f548e586463ab12c58126f40c2869e88089843

      • C:\Users\Admin\AppData\Local\Temp\is-MN19B.tmp\4d42e0d3f81d28d04f69a9cfcf91b8426e460a3bbf31c8b51b8e02f750d23c59.tmp

        Filesize

        38KB

        MD5

        767a7f543d433693a7898069fcda7839

        SHA1

        cabac5ab8bbc94b29d1186f97deeceeb954efd5a

        SHA256

        2b96db452031ae5c2626d797a1a2d1e4dd797d129c1c7b0393e7bd1650bfcac7

        SHA512

        4a707fffce62e864840df41a41c185e70109c81b40d7a3ab21f4bc1a87b06e1327f6787e1336a5f6fd95097ebc6db66ee4aba607b5cd03c719ea587638b94a4a

      • memory/1644-162-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1644-189-0x00000000009B0000-0x0000000000A4E000-memory.dmp

        Filesize

        632KB

      • memory/1644-157-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1644-159-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1644-207-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1644-204-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1644-201-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1644-198-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1644-195-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1644-192-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1644-188-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1644-185-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1644-180-0x00000000009B0000-0x0000000000A4E000-memory.dmp

        Filesize

        632KB

      • memory/1644-167-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1644-166-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1644-170-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1644-173-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1644-176-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1644-179-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/2888-163-0x0000000002330000-0x0000000002331000-memory.dmp

        Filesize

        4KB

      • memory/2888-7-0x0000000002330000-0x0000000002331000-memory.dmp

        Filesize

        4KB

      • memory/2888-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/3572-154-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3572-152-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3572-155-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3572-151-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3968-160-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/3968-2-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/3968-0-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB