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, 19:53

General

  • Target

    tuc7.exe

  • Size

    7.5MB

  • MD5

    c84dde359b0a69f3ca9d995b21ffe1d4

  • SHA1

    383971a7b38dc9d926da52afab0c53a5ed308f29

  • SHA256

    336175427d72d0d3c9e6358c5cc4b1a4059bffc471687a1d4f9411b28f4b376c

  • SHA512

    9a158db4298a7c67acaca80dfabfe7e322df9464b3e446227869e37aeae1abc03ce0688280ef59ae1696874f82ff95d624395470f488101f25e2a2877dea0311

  • SSDEEP

    196608:MWc5A2XV/1qTZGgnkphp0rAwZYGespRHDfY5cdV4qCzj:wDFyOTpBsLp1c5SV4qCzj

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\tuc7.exe
    "C:\Users\Admin\AppData\Local\Temp\tuc7.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1416
    • C:\Users\Admin\AppData\Local\Temp\is-EMO7K.tmp\tuc7.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-EMO7K.tmp\tuc7.tmp" /SL5="$6011C,7612629,68096,C:\Users\Admin\AppData\Local\Temp\tuc7.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4556
      • C:\Program Files (x86)\PlayGIF\gifplayer.exe
        "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -i
        3⤵
        • Executes dropped EXE
        PID:1400
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:2908
        • C:\Program Files (x86)\PlayGIF\gifplayer.exe
          "C:\Program Files (x86)\PlayGIF\gifplayer.exe" -s
          3⤵
          • Executes dropped EXE
          PID:3168
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 11
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4248
    • C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 helpmsg 11
      1⤵
        PID:3956

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        43KB

        MD5

        f720a1372f268b91488c2dc19bcb8523

        SHA1

        6904b8ed1589792fc4122a43f6e0a111ad992208

        SHA256

        ffb3f9fc24108e31016ab85625d3c6ef428138a1b74212cc4a206ebfdc94736d

        SHA512

        9ea788daf5d9194e1edeb5932cbb66867b506b2de9e28b0013eef2836945e2c42f7b5cf935ee611b5881eca199a9064689c7d20a176e493b6f8ff61e31eadf60

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

        Filesize

        32KB

        MD5

        f6a0d62169339e7db5428ef7f8e75926

        SHA1

        c269272b5d46e8e043152b2da3e544e023acb256

        SHA256

        d0da8f083ffe8ab2c1a9edb4aec3fc23d1797fa49b3370936df2324d48790584

        SHA512

        79bbb130200e973000212d8498e63d2bf691dc3cc47e19ff9f8b86530649e2ecbb867646ae6f19ebd73d7d8c87c76c834445f71eb40b00e45f8c16851dd659d2

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

        Filesize

        195KB

        MD5

        dbcd6e702c13409486b76e1dcd01e33e

        SHA1

        7e1989ae786fd786293213ced2daa3a8149d65fd

        SHA256

        5f97a319325d637d0a3aa1c8bfd407d7a1045c9cb36c660eeae2e1395ef98ca3

        SHA512

        3b73476f94a481c7d84be449899b603cd6b928935f5ad40b1bfc1b9077fe8d9f22cd7479f8e9f61dfdd7fcffcc695d18a996f61d8f0f30a0f207e0e85c4ccce5

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

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • C:\Users\Admin\AppData\Local\Temp\is-EMO7K.tmp\tuc7.tmp

        Filesize

        496KB

        MD5

        10230d3c5191a17ad24e28250d51bdf6

        SHA1

        c357e9028e387a54a720366598f946bc5d860bff

        SHA256

        1fcbd23fd65f4be1d524ba8c974c24f9288377adaa28714089c9343bad5ac45c

        SHA512

        cf87bc9527373c21a3f26c219334323101ae9f6570ceee08b4d1dfafc2da3e920ff87b31f823da5370ac1b769965aa0962da2f9ca0d77355b7ac9a21b9037df0

      • C:\Users\Admin\AppData\Local\Temp\is-EMO7K.tmp\tuc7.tmp

        Filesize

        235KB

        MD5

        b739ba021858cff9768f74f85c41124f

        SHA1

        749b405e7c9d2d591c07f277e73448caf7704b0b

        SHA256

        de684b43b4d1f00618ac3951aadd48dba59d6548d7f7d4680ca5405cdd2a2c56

        SHA512

        777737cd0b21a67ed8bdbc8b455a96f46d6654dea7cfc45c931e12de902862693ec8d84529d747041101ff512eb34cb7e6cf900e1216414f91eb8ddb51793e1a

      • memory/1400-152-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1400-154-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1400-151-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/1416-2-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/1416-0-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/1416-158-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/3168-160-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3168-178-0x00000000009C0000-0x0000000000A5E000-memory.dmp

        Filesize

        632KB

      • memory/3168-157-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3168-206-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3168-203-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3168-164-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3168-165-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3168-168-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3168-171-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3168-174-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3168-177-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3168-200-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3168-179-0x00000000009C0000-0x0000000000A5E000-memory.dmp

        Filesize

        632KB

      • memory/3168-184-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3168-187-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3168-188-0x00000000009C0000-0x0000000000A5E000-memory.dmp

        Filesize

        632KB

      • memory/3168-191-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3168-194-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/3168-197-0x0000000000400000-0x0000000000666000-memory.dmp

        Filesize

        2.4MB

      • memory/4556-159-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/4556-161-0x0000000000750000-0x0000000000751000-memory.dmp

        Filesize

        4KB

      • memory/4556-13-0x0000000000750000-0x0000000000751000-memory.dmp

        Filesize

        4KB