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Analysis

  • max time kernel
    146s
  • 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, 11:42

General

  • Target

    2cf52f2db23f07724680a81185600406e6ab33416a4734e13a3fc8dc7adead96.exe

  • Size

    7.2MB

  • MD5

    098efb11d5c3e1bf8866da70b10628de

  • SHA1

    cddaf88311db1ca146bd4ed2c9df755274230cd1

  • SHA256

    2cf52f2db23f07724680a81185600406e6ab33416a4734e13a3fc8dc7adead96

  • SHA512

    c3ebc986126e330879aff49d91c6e7c2a866f02e95b17f339f33e17c3b9fc738f06287d00497df7fdf3f1949bc4ee88b1602cdc28b78c05deb6ad41c78b41d93

  • SSDEEP

    196608:Ixm5nCZjZ3QO7Kmk85hry72SfDYuahd3u/w2lzj:xC80q8y72Skua3+/Vlzj

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\2cf52f2db23f07724680a81185600406e6ab33416a4734e13a3fc8dc7adead96.exe
    "C:\Users\Admin\AppData\Local\Temp\2cf52f2db23f07724680a81185600406e6ab33416a4734e13a3fc8dc7adead96.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5000
    • C:\Users\Admin\AppData\Local\Temp\is-EBJMV.tmp\2cf52f2db23f07724680a81185600406e6ab33416a4734e13a3fc8dc7adead96.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-EBJMV.tmp\2cf52f2db23f07724680a81185600406e6ab33416a4734e13a3fc8dc7adead96.tmp" /SL5="$E0068,7251001,121856,C:\Users\Admin\AppData\Local\Temp\2cf52f2db23f07724680a81185600406e6ab33416a4734e13a3fc8dc7adead96.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3812
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:2592
        • C:\Program Files (x86)\numGIF\numgif.exe
          "C:\Program Files (x86)\numGIF\numgif.exe" -i
          3⤵
          • Executes dropped EXE
          PID:1544
        • C:\Program Files (x86)\numGIF\numgif.exe
          "C:\Program Files (x86)\numGIF\numgif.exe" -s
          3⤵
          • Executes dropped EXE
          PID:3592
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 12
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3952
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 12
            4⤵
              PID:4124

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        2.1MB

        MD5

        08665e378b3ddba4bc0afd0a4be4d43f

        SHA1

        0543f17d1f39c1601a518c469f306b51004e980f

        SHA256

        b5a7e6a8a575803c72addd5f15b9ed5711b4c29c19d1c0bc60bf0e2810984416

        SHA512

        6ef4138036ca4724116f37bd253ce863a0da9c2e96d536ca39670cc486b7c701f858e9bb42060ac5e5b0b3eb38e078001a1b0ffcf98769fd89a9aa639986c414

      • C:\Users\Admin\AppData\Local\Temp\is-A4FTV.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-A4FTV.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • C:\Users\Admin\AppData\Local\Temp\is-EBJMV.tmp\2cf52f2db23f07724680a81185600406e6ab33416a4734e13a3fc8dc7adead96.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • memory/1544-152-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/1544-155-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/1544-154-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/1544-151-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3592-165-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3592-172-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3592-206-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3592-158-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3592-203-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3592-200-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3592-161-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3592-197-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3592-194-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3592-166-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3592-169-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3592-191-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3592-175-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3592-179-0x0000000000820000-0x00000000008BE000-memory.dmp

        Filesize

        632KB

      • memory/3592-178-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3592-184-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3592-187-0x0000000000400000-0x0000000000628000-memory.dmp

        Filesize

        2.2MB

      • memory/3592-188-0x0000000000820000-0x00000000008BE000-memory.dmp

        Filesize

        632KB

      • memory/3812-7-0x0000000002330000-0x0000000002331000-memory.dmp

        Filesize

        4KB

      • memory/3812-162-0x0000000002330000-0x0000000002331000-memory.dmp

        Filesize

        4KB

      • memory/3812-160-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/5000-0-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/5000-159-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB

      • memory/5000-2-0x0000000000400000-0x0000000000425000-memory.dmp

        Filesize

        148KB