Windows 7 deprecation

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

Analysis

  • max time kernel
    141s
  • max time network
    149s
  • 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, 10:53

General

  • Target

    65bc0df3ca66f3c552e239b38743244150723eaa2cd2659c4d972a9297d9b81a.exe

  • Size

    6.9MB

  • MD5

    0ba3e268f87291329c115b2ac214f4e8

  • SHA1

    010f7b5ecde287f12db117f0c21553e648ad5612

  • SHA256

    65bc0df3ca66f3c552e239b38743244150723eaa2cd2659c4d972a9297d9b81a

  • SHA512

    aa84a52c911dc9f077c56c42b6bf326b95f63f61406565cf39ffe09930f53c2bcd273dd64a7835f3b03348789b22850a59e2b92eba420e182b39c54c4565aa3b

  • SSDEEP

    196608:/RW8Bq+q3WGhRQY914E1DF+V3bm/LCGNq3eUeKP3gdVfzj:/QeqbhPK4DFY4CtOUYVfzj

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\65bc0df3ca66f3c552e239b38743244150723eaa2cd2659c4d972a9297d9b81a.exe
    "C:\Users\Admin\AppData\Local\Temp\65bc0df3ca66f3c552e239b38743244150723eaa2cd2659c4d972a9297d9b81a.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4752
    • C:\Users\Admin\AppData\Local\Temp\is-7HSSU.tmp\65bc0df3ca66f3c552e239b38743244150723eaa2cd2659c4d972a9297d9b81a.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-7HSSU.tmp\65bc0df3ca66f3c552e239b38743244150723eaa2cd2659c4d972a9297d9b81a.tmp" /SL5="$801D2,6953145,68096,C:\Users\Admin\AppData\Local\Temp\65bc0df3ca66f3c552e239b38743244150723eaa2cd2659c4d972a9297d9b81a.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:768
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1492
        • C:\Program Files (x86)\WMAFormat\wmaformat.exe
          "C:\Program Files (x86)\WMAFormat\wmaformat.exe" -i
          3⤵
          • Executes dropped EXE
          PID:808
        • C:\Program Files (x86)\WMAFormat\wmaformat.exe
          "C:\Program Files (x86)\WMAFormat\wmaformat.exe" -s
          3⤵
          • Executes dropped EXE
          PID:1648
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 11
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3592
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 11
            4⤵
              PID:4456

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files (x86)\WMAFormat\wmaformat.exe

        Filesize

        890KB

        MD5

        49c4725ae0aef1639e1ee7e677700e8e

        SHA1

        d0d9c7c6b82ee5c466ef0f5275e3c32a1c83e6fb

        SHA256

        ecf3bdb4151afcda7d55c04c5c83d30336382a770dfa8b7a9a63e9f55ea990f9

        SHA512

        50caf003a095797b5fae54be4abd03d4ab8e568c214cdd7019cb36cfab99a8bbd1ae89c8c0fa73553f92f096b503bb46302d9ea172478c13e4ddd099ddb88893

      • C:\Program Files (x86)\WMAFormat\wmaformat.exe

        Filesize

        714KB

        MD5

        9ed3efcd186c39ba945aa4cae66243b1

        SHA1

        6111d4836bfc8d86a1359c3d060500347afb35e1

        SHA256

        b3658a0f45026d6c1beb87756193ddf8eee26e4401ddfaad6c90f63a5769c9cb

        SHA512

        c4c459af1660196e430adfc86c3a0a6d971c6d2c294642f38ebda5de562c6e2d9d3066a1d944ab819069a86f2e7576a65e174e5147fa0bdd7c1bafe7809b019a

      • C:\Program Files (x86)\WMAFormat\wmaformat.exe

        Filesize

        374KB

        MD5

        b9c2c8b1c0f8e253ad3c33a78f8b5723

        SHA1

        03cc449e96f0647cf04672ccffe1e0d2b6faa505

        SHA256

        34824f344c3516ee3dcc729a116753bfc741986df7655f5cadb22a1378c89045

        SHA512

        eed5e4b7bc57c63caaee546dde5d0df30622da825d8a17ab3c2be450c4ac3aa1ea7011a9315fbbe84329ee816ddd031e51142c62ae29f4848fc5f59444e051a8

      • C:\Users\Admin\AppData\Local\Temp\is-46L44.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-46L44.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • C:\Users\Admin\AppData\Local\Temp\is-7HSSU.tmp\65bc0df3ca66f3c552e239b38743244150723eaa2cd2659c4d972a9297d9b81a.tmp

        Filesize

        415KB

        MD5

        f45974e663356c79815db446adcfd198

        SHA1

        54b24471fe9aef6b4ef4a8b502c1f1f73843fd5e

        SHA256

        607d7f101c4221ddbfc9631ee75d8fcdde475256b5cc1e5eb64528a5b4c4994c

        SHA512

        af19d02f6cccba6a9e001b53c7883a7754cee6795114f9e06dca6844663f4cd74e91de010d82a488bec2b99edf54f0e5bdc597eeedfe255a22e6495a679ae91c

      • C:\Users\Admin\AppData\Local\Temp\is-7HSSU.tmp\65bc0df3ca66f3c552e239b38743244150723eaa2cd2659c4d972a9297d9b81a.tmp

        Filesize

        297KB

        MD5

        5e3cfe144902c3794ebcb4818e7fa944

        SHA1

        c986251c27573f0ffddc54b6e0c044bef0aae57f

        SHA256

        58d9d2d5ca4219760236fc6689eecef1ba2d6992e6b8ed3b3a929136201e6e9a

        SHA512

        4b1f2ae14d90534dc3af2848089e3b4759287d2e874ef577d2011973f7eec553ac052c233e066baf92d8895c990bd8a6d6fc1f95aeecbce19e1d01bfc33f4d82

      • memory/768-9-0x0000000000650000-0x0000000000651000-memory.dmp

        Filesize

        4KB

      • memory/768-160-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/768-162-0x0000000000650000-0x0000000000651000-memory.dmp

        Filesize

        4KB

      • memory/808-150-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/808-151-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/808-154-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/1648-161-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/1648-181-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/1648-158-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/1648-208-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/1648-157-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/1648-165-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/1648-166-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/1648-169-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/1648-172-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/1648-175-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/1648-182-0x0000000000880000-0x000000000091E000-memory.dmp

        Filesize

        632KB

      • memory/1648-205-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/1648-177-0x0000000000880000-0x000000000091E000-memory.dmp

        Filesize

        632KB

      • memory/1648-185-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/1648-188-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/1648-189-0x0000000000880000-0x000000000091E000-memory.dmp

        Filesize

        632KB

      • memory/1648-192-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/1648-195-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/1648-198-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/1648-201-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/4752-159-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/4752-0-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB