Windows 7 deprecation

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

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
    11/12/2023, 18:45

General

  • Target

    tuc5.exe

  • Size

    7.5MB

  • MD5

    7e4edc7bfc3e78389f6ec517f55b56a9

  • SHA1

    9b267a42749d9118e9f95aae9a908e3b9d0d88dc

  • SHA256

    846d963b3be07336806e9a35ec551588e1cc8eac3cc74fffedb2b16635ab5fe3

  • SHA512

    cd051c58d5bd118eb7f071315660eead841ba3070731e54647f4358bd815c49d1f2ac1178fdf39e3719657b058719be25cca27791086eb5e76d5bd1f9013ac29

  • SSDEEP

    196608:DO78pimeIjZMmsj7bXzjl3iT1A9SG7ul2xdVNWiYmJE6RI6zj:a78pimNjMDzjl3dQAdVN1YyRPzj

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\tuc5.exe
    "C:\Users\Admin\AppData\Local\Temp\tuc5.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5060
    • C:\Users\Admin\AppData\Local\Temp\is-KLATG.tmp\tuc5.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-KLATG.tmp\tuc5.tmp" /SL5="$B0068,7611198,68096,C:\Users\Admin\AppData\Local\Temp\tuc5.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2732
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1984
        • C:\Program Files (x86)\PlayGIF\gifplayer.exe
          "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -i
          3⤵
          • Executes dropped EXE
          PID:4816
        • C:\Program Files (x86)\PlayGIF\gifplayer.exe
          "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -s
          3⤵
          • Executes dropped EXE
          PID:4300
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 11
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:5080
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 11
            4⤵
              PID:3076

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        105KB

        MD5

        7172241fb107c6b36663e5fcbacea180

        SHA1

        4d2b03a25bb83169203ceb49e0e91dd6e3bd17ce

        SHA256

        e911ad76695578ef34e3fc0ba0f5dbe766e730bce2d91d755395f363559bb318

        SHA512

        d4e86f1139844ef480dfa77aa4c5daa40a39a01ef204096fefd5a9ba054341160edbaa74f2c61b9074025983945bcad1f08105782f9151c4b1dd2ed20aca0da2

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

        Filesize

        570KB

        MD5

        af8df8e2b72f2a37d49683fb03276ffa

        SHA1

        8c08694b868b8ef0fd7929328598802da5b29aad

        SHA256

        240754780a6a2a7989b2bc3ad5b428748517291315213af4163a4e6a9f8d5cc3

        SHA512

        a71b9c5ffcde4773a7969518c8bd5d3241450512f7cabc0f015c82cc6039e56a5b24307466952dbe5122878031c5c746fdffc3928f1f9bb96d639e20ace39f82

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

        Filesize

        174KB

        MD5

        f6ee0f262b706568df95c4f951e86222

        SHA1

        34eb439e3827d643126b64ea21b4576c3c9acfb5

        SHA256

        7349b1cdc6a036efc0243b8016b017f2fc629db9fd6e2d3df728081deca697b4

        SHA512

        8e528a64432751073462234484ea98b7acc16b709a1d9b99c355cd68538ad81686ef92c5d93c2367b92aa34f113045d111c38c99393553e9b29ea5c363c4091c

      • C:\Users\Admin\AppData\Local\Temp\is-2838U.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-2838U.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • C:\Users\Admin\AppData\Local\Temp\is-KLATG.tmp\tuc5.tmp

        Filesize

        504KB

        MD5

        172fba39a259769fb956e412c027d6ce

        SHA1

        b90e9e0c66ffd9e032daf48cae133a882381bc8e

        SHA256

        b5f5bf166acb5828fb7a49137365686b20066bd0ef216f27d7022ec5d7ef7ee2

        SHA512

        ae2411d6e45755350d7ae0bb93b65384a32e298a33b2aa380cb5dc6ee51d760bad5cc23d3c6348c51884dcc2ad3c58ff20f7d7945ac558156fb53c85d1669f73

      • C:\Users\Admin\AppData\Local\Temp\is-KLATG.tmp\tuc5.tmp

        Filesize

        613KB

        MD5

        8429a2f2e70edccf17a0ad82e285cce9

        SHA1

        ab67da61d67f3f95e46460e95320bd3f6defdaa3

        SHA256

        bf2ef06feeb47a0fbc58787590f3d970744c3cec9043b91596a234ee4d30c7cd

        SHA512

        24d63eaf1fa582458914ba8b2ed2c6d02a2aa1006db5b165a2a03426e6267d74836b45fa47f9cb41c3cc574c16d238410cf357a54c211d2e1aefadbc9bffd31f

      • memory/2732-162-0x00000000020F0000-0x00000000020F1000-memory.dmp

        Filesize

        4KB

      • memory/2732-10-0x00000000020F0000-0x00000000020F1000-memory.dmp

        Filesize

        4KB

      • memory/2732-160-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/4300-178-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4300-175-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4300-206-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4300-203-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4300-158-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4300-200-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4300-197-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4300-161-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4300-194-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4300-165-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4300-166-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4300-169-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4300-172-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4300-191-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4300-188-0x0000000000940000-0x00000000009DE000-memory.dmp

        Filesize

        632KB

      • memory/4300-179-0x0000000000940000-0x00000000009DE000-memory.dmp

        Filesize

        632KB

      • memory/4300-184-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4300-187-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4816-154-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4816-152-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4816-151-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4816-155-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/5060-0-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/5060-2-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/5060-159-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB