Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    149s
  • 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
    11/12/2023, 17:32

General

  • Target

    tuc4.exe

  • Size

    7.5MB

  • MD5

    65aeca57fbb9eaf56d2fc692368150d4

  • SHA1

    cdfc0fc7c3ececdab73bbe5fac82c490de08a3aa

  • SHA256

    6befdabe97eb517360f3fca427b520205c24a3ecccce328db461764b82f753a0

  • SHA512

    065061170e9987df7b0e3cef13a142213b771573facbd32d7fee43c6f177d5b771e93306c1d18ad7aa7160496acc7a760e8966412ebe3563984426c1e8728b2d

  • SSDEEP

    196608:RpVDDR8SZqepbLqwjKpDf/NIpEpDqfBrT0/WViLFfzj:RpVBtvpbL/+vVYBrTTefzj

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\tuc4.exe
    "C:\Users\Admin\AppData\Local\Temp\tuc4.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2692
    • C:\Users\Admin\AppData\Local\Temp\is-KIM4D.tmp\tuc4.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-KIM4D.tmp\tuc4.tmp" /SL5="$E0068,7565670,68096,C:\Users\Admin\AppData\Local\Temp\tuc4.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2196
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:4912
        • C:\Program Files (x86)\PlayGIF\gifplayer.exe
          "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -i
          3⤵
          • Executes dropped EXE
          PID:3492
        • C:\Program Files (x86)\PlayGIF\gifplayer.exe
          "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -s
          3⤵
          • Executes dropped EXE
          PID:3592
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 11
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3952
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 11
            4⤵
              PID:4124

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        1.1MB

        MD5

        2f6d252c3f77ed57b2e2184773258ab6

        SHA1

        417d2d6f1beca738c8615592c998a9abdc28a678

        SHA256

        6f545b938e055a79ad87a79668e4309bbd74ec1338dea8f0648cfd18f055b653

        SHA512

        cd0f79661acfbde8cb7b5db78617972ddb5fb7b49491d08a0178ea19fde6ba5773645625cd174571f2155c3f576a6a8e4d471aae275618d60d4d8658bb534fc5

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

        Filesize

        1.0MB

        MD5

        3c2bb9355c3ee6124284140a42ccbf6d

        SHA1

        5c348811673f79dfb09757782b5522a618a41bb7

        SHA256

        406d483539a02302d1cdaa1678494d83617fd536e62653af04d44a108a6fe08d

        SHA512

        fb48f2f77a5a578bc317c5d51c857da5d7f053b0c214524a81ba58189768b29a5e5efee0b1cc56ef0a978390063cc2903365f4b0ac6a4ddcd43494eb69294c7e

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

        Filesize

        74KB

        MD5

        40b30eeacc271f2ba7623b0c435f8d49

        SHA1

        de5795f07f83a90e1f7e49fab6279f8152a01384

        SHA256

        842261a764cbe356eb831b5f45a974afc6f7660d9218ddac45d51dfb653dbeb9

        SHA512

        d014a26e19a1ceb983b92e3eb9c08c7342faedacb1986a3a04997ebcef1ac9a131d32ff733522c380ebbe4c9d74436c460f91d8b8ffc0c205dfa180d62db8599

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

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • C:\Users\Admin\AppData\Local\Temp\is-KIM4D.tmp\tuc4.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • memory/2196-10-0x0000000000690000-0x0000000000691000-memory.dmp

        Filesize

        4KB

      • memory/2196-161-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/2196-163-0x0000000000690000-0x0000000000691000-memory.dmp

        Filesize

        4KB

      • memory/2692-2-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/2692-0-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/2692-160-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/3492-151-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3492-152-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3492-155-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3592-162-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3592-180-0x0000000000820000-0x00000000008BE000-memory.dmp

        Filesize

        632KB

      • memory/3592-157-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3592-166-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3592-167-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3592-170-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3592-173-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3592-176-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3592-179-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3592-159-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3592-185-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3592-188-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3592-189-0x0000000000820000-0x00000000008BE000-memory.dmp

        Filesize

        632KB

      • memory/3592-192-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3592-195-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3592-198-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3592-201-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3592-204-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3592-207-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB