Analysis

  • max time kernel
    141s
  • max time network
    124s
  • platform
    windows10-1703_x64
  • resource
    win10-20231129-en
  • resource tags

    arch:x64arch:x86image:win10-20231129-enlocale:en-usos:windows10-1703-x64system
  • submitted
    11-12-2023 06:10

General

  • Target

    9706195d420977477d042d526c501f45b6088819e358c3608d792c72ec63e654.exe

  • Size

    6.9MB

  • MD5

    7232be4bce53d0a91a24971d14ff8eea

  • SHA1

    0806a59d8400db631956a949e8de40184ee558b7

  • SHA256

    9706195d420977477d042d526c501f45b6088819e358c3608d792c72ec63e654

  • SHA512

    45d3ddcbd118d8691fcc6072a17f48e10e17e48c42d02135fb6785749e04ae346b3c6634198f50cf66c3f81892e797d2b0631f46517a192fe78d9cf6bb5a84be

  • SSDEEP

    196608:fH/2cOhoGEpX+jRFRvz29jgM7+3Utny3r/mvZO0agzj:2cOhoGE1ArRvqlgM7xtAT0Hzj

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\9706195d420977477d042d526c501f45b6088819e358c3608d792c72ec63e654.exe
    "C:\Users\Admin\AppData\Local\Temp\9706195d420977477d042d526c501f45b6088819e358c3608d792c72ec63e654.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3804
    • C:\Users\Admin\AppData\Local\Temp\is-ND2E3.tmp\9706195d420977477d042d526c501f45b6088819e358c3608d792c72ec63e654.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-ND2E3.tmp\9706195d420977477d042d526c501f45b6088819e358c3608d792c72ec63e654.tmp" /SL5="$601B8,6982471,68096,C:\Users\Admin\AppData\Local\Temp\9706195d420977477d042d526c501f45b6088819e358c3608d792c72ec63e654.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3808
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:2504
        • C:\Program Files (x86)\WMAFormat\wmaformat.exe
          "C:\Program Files (x86)\WMAFormat\wmaformat.exe" -i
          3⤵
          • Executes dropped EXE
          PID:508
        • C:\Program Files (x86)\WMAFormat\wmaformat.exe
          "C:\Program Files (x86)\WMAFormat\wmaformat.exe" -s
          3⤵
          • Executes dropped EXE
          PID:3508
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 11
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4788
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 11
            4⤵
              PID:2540

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        1.1MB

        MD5

        ed66f9780dce226513d17723b187ed08

        SHA1

        0357480dd9ae76a352426162542f56596252730b

        SHA256

        cafc265797d03f18ba7798bb38f10428974a3419a6c7cb967b7673d40ed0e80c

        SHA512

        5c5cb2e6cb6fc585ec2adaa7650232bdd27bc044df7250ac3ad6b83893baa828ea1e5179e88bfd8ebb78d51b3d475a6db25d395a8e0e6edc33ac41399bd46adf

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

        Filesize

        622KB

        MD5

        40da4620a05b8c81fd31c4047b2dae5c

        SHA1

        e00a771384f9934ed06d31acbc9eb07a5ace87a9

        SHA256

        b53cc3b673a66133173fa1e1e573482efb7211ecf4685361b4005625926c9d4a

        SHA512

        74d91cb291352cd2a59fc2967333818799d252d9d361d9f129a35198ee465db0822f1f9ebb30240910ffdc0a0e54bd4230715f272f9dfee4cd929c78b314b8a5

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

        Filesize

        448KB

        MD5

        abdf06f0d275a44f965f821b9d4f674b

        SHA1

        246d34017c13507d87be1024e56f410bfe04a9ee

        SHA256

        22082a7fbe3d755367acb533f6bc3112f58edcd7931bd0c4829e684e7d1d5025

        SHA512

        1abe41761a1ad147f1469606bbc6ad99948a6ba50f36814af6eb67b5a51b9c1d6ddf0b94195941873ca19fa8bcd7ec7147f57d4037b813b3f2ffd1d3711922f5

      • C:\Users\Admin\AppData\Local\Temp\is-ND2E3.tmp\9706195d420977477d042d526c501f45b6088819e358c3608d792c72ec63e654.tmp

        Filesize

        687KB

        MD5

        f448d7f4b76e5c9c3a4eaff16a8b9b73

        SHA1

        31808f1ffa84c954376975b7cdb0007e6b762488

        SHA256

        7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

        SHA512

        f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

      • \Users\Admin\AppData\Local\Temp\is-4RIHF.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-4RIHF.tmp\_isetup\_isdecmp.dll

        Filesize

        19KB

        MD5

        3adaa386b671c2df3bae5b39dc093008

        SHA1

        067cf95fbdb922d81db58432c46930f86d23dded

        SHA256

        71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

        SHA512

        bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

      • memory/508-154-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/508-150-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/508-151-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3508-182-0x00000000007D0000-0x000000000086E000-memory.dmp

        Filesize

        632KB

      • memory/3508-192-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3508-208-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3508-158-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3508-205-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3508-202-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3508-161-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3508-198-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3508-165-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3508-166-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3508-169-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3508-172-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3508-175-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3508-181-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3508-177-0x00000000007D0000-0x000000000086E000-memory.dmp

        Filesize

        632KB

      • memory/3508-195-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3508-185-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3508-188-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3508-189-0x00000000007D0000-0x000000000086E000-memory.dmp

        Filesize

        632KB

      • memory/3508-156-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

      • memory/3804-0-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/3804-159-0x0000000000400000-0x0000000000418000-memory.dmp

        Filesize

        96KB

      • memory/3808-162-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/3808-160-0x0000000000400000-0x00000000004BC000-memory.dmp

        Filesize

        752KB

      • memory/3808-21-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB