Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/12/2023, 05:00

General

  • Target

    8fb9089c987dd39472ba53afba85e415b496ef9f136ab8d74d326a967698cccf.exe

  • Size

    7.7MB

  • MD5

    6dacda8fe754dce85a5b21102211d026

  • SHA1

    a2a2429d5b0f942eefee8eb7e70e3ef9c015d563

  • SHA256

    8fb9089c987dd39472ba53afba85e415b496ef9f136ab8d74d326a967698cccf

  • SHA512

    e0f2db7984b16c8e9f79d3c68df75d7e4a64382eecbe9f4986a426726b1ff0190036f524392c1620d20f68e4b3f9821089b82eae5a95cdde6a069d5cf5a04307

  • SSDEEP

    196608:Dxm5UqL86AipEo7tRXRPwfMQVIvo+edtUK4aF8meOhDfYtWzj:SgSTX1wUGIRedtUd72DfYtWzj

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\8fb9089c987dd39472ba53afba85e415b496ef9f136ab8d74d326a967698cccf.exe
    "C:\Users\Admin\AppData\Local\Temp\8fb9089c987dd39472ba53afba85e415b496ef9f136ab8d74d326a967698cccf.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1580
    • C:\Users\Admin\AppData\Local\Temp\is-4OS6L.tmp\8fb9089c987dd39472ba53afba85e415b496ef9f136ab8d74d326a967698cccf.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-4OS6L.tmp\8fb9089c987dd39472ba53afba85e415b496ef9f136ab8d74d326a967698cccf.tmp" /SL5="$180042,7799687,121856,C:\Users\Admin\AppData\Local\Temp\8fb9089c987dd39472ba53afba85e415b496ef9f136ab8d74d326a967698cccf.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3192
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:5108
        • C:\Program Files (x86)\GIFMount\gifmon.exe
          "C:\Program Files (x86)\GIFMount\gifmon.exe" -i
          3⤵
          • Executes dropped EXE
          PID:3352
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 12
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1196
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 12
            4⤵
              PID:3704
          • C:\Program Files (x86)\GIFMount\gifmon.exe
            "C:\Program Files (x86)\GIFMount\gifmon.exe" -s
            3⤵
            • Executes dropped EXE
            PID:1392

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files (x86)\GIFMount\gifmon.exe

        Filesize

        1.6MB

        MD5

        91ecc108cccce2ed449ce0dccf0b595d

        SHA1

        9719591adce9b188709af225fd311698d336f80a

        SHA256

        7f931bd3ec40ff1bc573635835eeb0310578cc7d5d42ed21738ae7728c5be93b

        SHA512

        5ad5c0aa270d03471fee932b2a68f801f170c31335f333584f23c56fc8de9c1cf0052e1f063fa159c939df4500bff7b550f22a3a00fe80d3cf193c66957a436e

      • C:\Program Files (x86)\GIFMount\gifmon.exe

        Filesize

        1.6MB

        MD5

        9d07957c59df19f61969d4c4808a1275

        SHA1

        f31a5e436518e63d36b741041095400a040066e7

        SHA256

        4d9308d80e290467a468a4303f791fc3461197f6c0b6ffa5f9bcf7713fc9866b

        SHA512

        2929ec2546f8de12d35096301c2410262cbc35e965c37663cb4bc4715fae55569979473a1b8e4f251393411a2b0f5bbf61085b24aa8c72eea1e27ca06fdd3317

      • C:\Program Files (x86)\GIFMount\gifmon.exe

        Filesize

        703KB

        MD5

        71c2e2a01248fba5efce19a748e0c4ce

        SHA1

        506ff835e0a99c77d14e41c70557cea874d85b7d

        SHA256

        2e476881e18b796371ce2d61a3a709ca30b4d30c81ecd35aebb18ef746fe4e13

        SHA512

        798f4fddb51b3fe12994ce1e79d528a0541200d96bb2a27f10dc8af3babbf2c91ecf4d9889916b5671f6e01890975fc14ecb1ecdfcc56a55e650dc9baace3678

      • C:\Users\Admin\AppData\Local\Temp\is-4OS6L.tmp\8fb9089c987dd39472ba53afba85e415b496ef9f136ab8d74d326a967698cccf.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

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

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/1392-182-0x0000000000980000-0x0000000000A1E000-memory.dmp

        Filesize

        632KB

      • memory/1392-187-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1392-209-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1392-206-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1392-203-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1392-158-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1392-159-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1392-200-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1392-197-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1392-194-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1392-191-0x0000000000980000-0x0000000000A1E000-memory.dmp

        Filesize

        632KB

      • memory/1392-162-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1392-190-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1392-181-0x0000000000980000-0x0000000000A1E000-memory.dmp

        Filesize

        632KB

      • memory/1392-167-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1392-168-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1392-171-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1392-174-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1392-177-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1392-180-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/1580-0-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/1580-160-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/1580-2-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/3192-10-0x0000000002230000-0x0000000002231000-memory.dmp

        Filesize

        4KB

      • memory/3192-163-0x0000000002230000-0x0000000002231000-memory.dmp

        Filesize

        4KB

      • memory/3192-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/3352-166-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/3352-155-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/3352-154-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/3352-152-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB

      • memory/3352-151-0x0000000000400000-0x000000000069B000-memory.dmp

        Filesize

        2.6MB