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Analysis

  • max time kernel
    142s
  • 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, 08:29

General

  • Target

    SecuriteInfo.com.Heuristic.HEUR.AGEN.1332570.13136.25491.exe

  • Size

    6.9MB

  • MD5

    e75c67bfcc33a9f69f87542503d625f1

  • SHA1

    5ce13b873e4f494b84f296c759557b489c0d2a6f

  • SHA256

    819f7cc06198247e83ea8adf8ee02f833ed09fb8cbda213e335faa1f536126f0

  • SHA512

    4782f7ba4e765ef4246bfd22c4a7bdb030073ba2f0d6436128dc3e4932636e9e4c708cb767bb0d7ab3092e2dd600b41f63b0959b727a21a97fdcee3f7f5edbe8

  • SSDEEP

    196608:nyD4UUAnfcrSuleVp+jatZRGrrC/sF5wvACzj:O4Uvfc2RGatZcXF5uzj

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\SecuriteInfo.com.Heuristic.HEUR.AGEN.1332570.13136.25491.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Heuristic.HEUR.AGEN.1332570.13136.25491.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5088
    • C:\Users\Admin\AppData\Local\Temp\is-S3OF1.tmp\SecuriteInfo.com.Heuristic.HEUR.AGEN.1332570.13136.25491.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-S3OF1.tmp\SecuriteInfo.com.Heuristic.HEUR.AGEN.1332570.13136.25491.tmp" /SL5="$15005E,6986290,68096,C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Heuristic.HEUR.AGEN.1332570.13136.25491.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:208
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:2284
        • C:\Program Files (x86)\WMAFormat\wmaformat.exe
          "C:\Program Files (x86)\WMAFormat\wmaformat.exe" -i
          3⤵
          • Executes dropped EXE
          PID:2036
        • C:\Program Files (x86)\WMAFormat\wmaformat.exe
          "C:\Program Files (x86)\WMAFormat\wmaformat.exe" -s
          3⤵
          • Executes dropped EXE
          PID:3088
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 11
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3512
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 11
            4⤵
              PID:1476

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        57KB

        MD5

        570f7124fbeaca06fbe355fe62bcff4f

        SHA1

        32bfbd88120718432350e6987a0cbaffb9b0bf11

        SHA256

        11201247d638c08c7a6cc1275a60903a2124af2608f2e082084b152924e08e16

        SHA512

        0dd29a583f5ac0c17b68515697a2676191a08b41a6ffee2fd3c5a9a41d71497429fae91f14095fc0bffb64d62c892e1ba733cb78512f1ae69e68c267c71a1167

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

        Filesize

        104KB

        MD5

        ff711e14f57145df684739e9cbf14a6f

        SHA1

        cdf468b27388589c4116c97473e06f8d6d18e616

        SHA256

        19f3c629b27583e74b30a50bf128e1fdb2fe3ef382c45f83b8f6efc068d5304e

        SHA512

        424373c130b580729a4039ad31b408feab5d3ac6494a33a625434306c0b619afb01c1af6c7debf7df29ed3607ac6078bf062a3c70769031f9217ef6722f1f547

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

        Filesize

        583KB

        MD5

        a082b282d95dacc2770e8abf6d929d28

        SHA1

        dd5e1851f13d76e16f5c4e7afedf13303af25ddc

        SHA256

        6f5373a56ad0570be40363c1128aa91c742ebc8145513c92372714f4cfa26714

        SHA512

        a52e119db50645d591e7c56e5119103ba508ad161d4bb56bcfc78025e5c22ff8d8460ddce6c7518ad25db30e95958b8dd8648ac61ef06971aaa5ea53e14a7c34

      • C:\Users\Admin\AppData\Local\Temp\is-7QGI0.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • C:\Users\Admin\AppData\Local\Temp\is-7QGI0.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • C:\Users\Admin\AppData\Local\Temp\is-S3OF1.tmp\SecuriteInfo.com.Heuristic.HEUR.AGEN.1332570.13136.25491.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • memory/208-7-0x00000000020F0000-0x00000000020F1000-memory.dmp

        Filesize

        4KB

      • memory/208-160-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/208-162-0x00000000020F0000-0x00000000020F1000-memory.dmp

        Filesize

        4KB

      • memory/2036-151-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/2036-152-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/2036-154-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/2036-155-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3088-161-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3088-181-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3088-158-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3088-208-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3088-205-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3088-165-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3088-166-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3088-169-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3088-172-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3088-175-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3088-177-0x00000000008B0000-0x000000000094E000-memory.dmp

        Filesize

        632KB

      • memory/3088-202-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3088-182-0x00000000008B0000-0x000000000094E000-memory.dmp

        Filesize

        632KB

      • memory/3088-185-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3088-188-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3088-189-0x00000000008B0000-0x000000000094E000-memory.dmp

        Filesize

        632KB

      • memory/3088-192-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3088-195-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3088-198-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/5088-159-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/5088-2-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/5088-0-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB