Analysis

  • max time kernel
    147s
  • 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
    12/12/2023, 16:21

General

  • Target

    9fb7224eec3dea3d5e308b277be0b462d179076b4f99a766c2909ccf6ad2f3d1.exe

  • Size

    7.2MB

  • MD5

    19bffff229f4f0591a28e908ebc1d1ce

  • SHA1

    5a8e10f994885dcb31be64ed3c0327f6848623fa

  • SHA256

    9fb7224eec3dea3d5e308b277be0b462d179076b4f99a766c2909ccf6ad2f3d1

  • SHA512

    253e12b80b8a3dc94dc9e2bc8a4bc5f6cab1738621270727e724d691c6a230edacc88f5df52a6937a943ef9769119cf698739997315568f2e942a53d30b20e8b

  • SSDEEP

    196608:Ixm56Uu8mvAF2l3qqRHw/djqMJueNbMvn+pXnhH5RCLK5Ehezj:Bul8A3nHwljqMksY/4p5RC25qezj

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\9fb7224eec3dea3d5e308b277be0b462d179076b4f99a766c2909ccf6ad2f3d1.exe
    "C:\Users\Admin\AppData\Local\Temp\9fb7224eec3dea3d5e308b277be0b462d179076b4f99a766c2909ccf6ad2f3d1.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3096
    • C:\Users\Admin\AppData\Local\Temp\is-1N8OT.tmp\9fb7224eec3dea3d5e308b277be0b462d179076b4f99a766c2909ccf6ad2f3d1.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-1N8OT.tmp\9fb7224eec3dea3d5e308b277be0b462d179076b4f99a766c2909ccf6ad2f3d1.tmp" /SL5="$701CC,7260641,121856,C:\Users\Admin\AppData\Local\Temp\9fb7224eec3dea3d5e308b277be0b462d179076b4f99a766c2909ccf6ad2f3d1.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4512
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:940
        • C:\Program Files (x86)\numGIF\numgif.exe
          "C:\Program Files (x86)\numGIF\numgif.exe" -i
          3⤵
          • Executes dropped EXE
          PID:4236
        • C:\Program Files (x86)\numGIF\numgif.exe
          "C:\Program Files (x86)\numGIF\numgif.exe" -s
          3⤵
          • Executes dropped EXE
          PID:4224
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 12
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3988
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 12
            4⤵
              PID:4292

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files (x86)\numGIF\numgif.exe

        Filesize

        1.7MB

        MD5

        9720ede4982bf6ac6412fdd8bebafc05

        SHA1

        db7c43832aa94b114761d2b156592ae142d25ef2

        SHA256

        9984e4647647654a5759a016fd6008271ee7dc428dd05f3ab04e20d572052c3d

        SHA512

        63acc7ac25c0e10a073ad5d1eff0b88e1aa12eab557486dff364cce3a82d619d926019282f2481434f6efcb88ba62afc9c551718ebfddb3553d30e50afd1170f

      • C:\Program Files (x86)\numGIF\numgif.exe

        Filesize

        718KB

        MD5

        4097fd5781fd52deb5544480c52c07a5

        SHA1

        f30d941245655c882da852fd0503347d9bc28c8e

        SHA256

        9d8b238a2334a25ecd33e0a5dceb1cea8b6cdf8ea494657014790eb2586437f8

        SHA512

        0b99181a69c569430c388d34d40b635cf3bd1f95470c844ba5aa553ab183f108e6a012a4e02219863b3b91765e2ce53af86d3c2bbe2cbd357e4d0408e565c75d

      • C:\Program Files (x86)\numGIF\numgif.exe

        Filesize

        544KB

        MD5

        7a6c2544dc7315eb0c716927b39a3ef9

        SHA1

        20daf4348a5e5add7e5a0fb26e401f10f388f742

        SHA256

        c8d30909b2c3fc206d55b9f793220aa6f321e8af1e7a424436c9c4a3999c5769

        SHA512

        b3e2d67b7c8e48764d6fe7c12722732bb753bd41f475e4d60b10b441f6b59057db7eb584ad3c1b078063163e64f8da1984cb745773e9386ea373ae6896537371

      • C:\Users\Admin\AppData\Local\Temp\is-1N8OT.tmp\9fb7224eec3dea3d5e308b277be0b462d179076b4f99a766c2909ccf6ad2f3d1.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • C:\Users\Admin\AppData\Local\Temp\is-EE544.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-EE544.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/3096-0-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/3096-2-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/3096-160-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/4224-159-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4224-193-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4224-199-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4224-205-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4224-157-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4224-190-0x0000000000880000-0x000000000091E000-memory.dmp

        Filesize

        632KB

      • memory/4224-208-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4224-196-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4224-162-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4224-202-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4224-166-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4224-167-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4224-170-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4224-173-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4224-176-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4224-179-0x0000000000880000-0x000000000091E000-memory.dmp

        Filesize

        632KB

      • memory/4224-180-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4224-183-0x0000000000880000-0x000000000091E000-memory.dmp

        Filesize

        632KB

      • memory/4224-186-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4224-189-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4236-152-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4236-154-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4236-155-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4236-151-0x0000000000400000-0x0000000000629000-memory.dmp

        Filesize

        2.2MB

      • memory/4512-163-0x0000000002230000-0x0000000002231000-memory.dmp

        Filesize

        4KB

      • memory/4512-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/4512-7-0x0000000002230000-0x0000000002231000-memory.dmp

        Filesize

        4KB