Analysis

  • max time kernel
    145s
  • max time network
    133s
  • platform
    windows10-1703_x64
  • resource
    win10-20231023-en
  • resource tags

    arch:x64arch:x86image:win10-20231023-enlocale:en-usos:windows10-1703-x64system
  • submitted
    12-12-2023 11:39

General

  • Target

    86f00f11c419a4ee1505fdeadd8dcaeb04db9c12eda4e4305f72430c788092e7.exe

  • Size

    7.1MB

  • MD5

    6c33f14d1f7e4da35776771d81797452

  • SHA1

    c85134049ccfdb0672abedb5b02241f16262d32c

  • SHA256

    86f00f11c419a4ee1505fdeadd8dcaeb04db9c12eda4e4305f72430c788092e7

  • SHA512

    1438d1416f0aca1bcf23b420852ec3f775ab0a781fcdf74555e45a33a5751b2bf4d6f22a693b69c501272d506e73f41ff80388cf7d941e1beee01b34e4180e80

  • SSDEEP

    196608:Rxm5m2yHfwP0h/7dxWXPGp21/saElzqrQ0POIbxwbRTL+KOzj:cy3hjO/Gp2xsHNp0PSVTL+KOzj

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Unexpected DNS network traffic destination 1 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\86f00f11c419a4ee1505fdeadd8dcaeb04db9c12eda4e4305f72430c788092e7.exe
    "C:\Users\Admin\AppData\Local\Temp\86f00f11c419a4ee1505fdeadd8dcaeb04db9c12eda4e4305f72430c788092e7.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1000
    • C:\Users\Admin\AppData\Local\Temp\is-6Q0T8.tmp\86f00f11c419a4ee1505fdeadd8dcaeb04db9c12eda4e4305f72430c788092e7.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-6Q0T8.tmp\86f00f11c419a4ee1505fdeadd8dcaeb04db9c12eda4e4305f72430c788092e7.tmp" /SL5="$E01E2,7217287,121856,C:\Users\Admin\AppData\Local\Temp\86f00f11c419a4ee1505fdeadd8dcaeb04db9c12eda4e4305f72430c788092e7.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3224
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:5092
        • C:\Program Files (x86)\numGIF\numgif.exe
          "C:\Program Files (x86)\numGIF\numgif.exe" -i
          3⤵
          • Executes dropped EXE
          PID:1272
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 12
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4532
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 12
            4⤵
              PID:1260
          • C:\Program Files (x86)\numGIF\numgif.exe
            "C:\Program Files (x86)\numGIF\numgif.exe" -s
            3⤵
            • Executes dropped EXE
            PID:4360

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        2.1MB

        MD5

        9e92d16eb09ab574ffa687f9e19b6780

        SHA1

        af4584e4d3e411b0f79f097345f55cd7f52f2b34

        SHA256

        c2e6d2fb0d79efef81cbe97bcb8b5fb31e5a629c97e133766cafa6b4e88f6175

        SHA512

        b5160917e9a19bcdde3b6f0e8fd66e51b40b75ea149502cff70070e9a0cdaa1fc87bc4402c917221fca9f65ac91b21048f37593a83330a1182eb21cbf8cb7eb7

      • C:\Users\Admin\AppData\Local\Temp\is-6Q0T8.tmp\86f00f11c419a4ee1505fdeadd8dcaeb04db9c12eda4e4305f72430c788092e7.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • \Users\Admin\AppData\Local\Temp\is-13LJS.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-13LJS.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/1000-0-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/1000-158-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/1272-150-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/1272-151-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/1272-154-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/1272-153-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/3224-161-0x0000000000610000-0x0000000000611000-memory.dmp

        Filesize

        4KB

      • memory/3224-9-0x0000000000610000-0x0000000000611000-memory.dmp

        Filesize

        4KB

      • memory/3224-159-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/4360-165-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/4360-183-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/4360-164-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/4360-157-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/4360-168-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/4360-171-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/4360-174-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/4360-178-0x00000000008A0000-0x000000000093E000-memory.dmp

        Filesize

        632KB

      • memory/4360-177-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/4360-160-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/4360-186-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/4360-187-0x00000000008A0000-0x000000000093E000-memory.dmp

        Filesize

        632KB

      • memory/4360-190-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/4360-193-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/4360-196-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/4360-199-0x00000000008A0000-0x000000000093E000-memory.dmp

        Filesize

        632KB

      • memory/4360-200-0x00000000008A0000-0x000000000093E000-memory.dmp

        Filesize

        632KB

      • memory/4360-201-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/4360-205-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB

      • memory/4360-208-0x0000000000400000-0x0000000000627000-memory.dmp

        Filesize

        2.2MB