Analysis

  • max time kernel
    141s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231201-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231201-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/12/2023, 07:03

General

  • Target

    d0b84cc49ae3c2f0ec5c4ddf88d9f012578e524df78368c61e852cb0b73fa721.exe

  • Size

    6.9MB

  • MD5

    aa41fa6e7cd1393ec27cd266c3962fce

  • SHA1

    52986028939cad5ffdc8dff29cfacbad0dd5c3d5

  • SHA256

    d0b84cc49ae3c2f0ec5c4ddf88d9f012578e524df78368c61e852cb0b73fa721

  • SHA512

    bef6c88c6db5be373a96c12f254c0ca81a656ab8922274e9a9f69daeb289d9b9c5b57a9fcd82f13c0cdd9f1e5c97e29e3df937cea24d72e03ca8d6d791359810

  • SSDEEP

    98304:vCtQAsI29jHcxWjRTp6azZzB8hi4ZoEiAmP+xhctqd60dVADjhSF1O8lw3kBL7l7:sstjRJ/4ZoSQQhtd6sWDlSrM0BLRrzj

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 AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d0b84cc49ae3c2f0ec5c4ddf88d9f012578e524df78368c61e852cb0b73fa721.exe
    "C:\Users\Admin\AppData\Local\Temp\d0b84cc49ae3c2f0ec5c4ddf88d9f012578e524df78368c61e852cb0b73fa721.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2092
    • C:\Users\Admin\AppData\Local\Temp\is-G809K.tmp\d0b84cc49ae3c2f0ec5c4ddf88d9f012578e524df78368c61e852cb0b73fa721.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-G809K.tmp\d0b84cc49ae3c2f0ec5c4ddf88d9f012578e524df78368c61e852cb0b73fa721.tmp" /SL5="$70218,6990075,68096,C:\Users\Admin\AppData\Local\Temp\d0b84cc49ae3c2f0ec5c4ddf88d9f012578e524df78368c61e852cb0b73fa721.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:5092
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:628
        • C:\Program Files (x86)\WMAFormat\wmaformat.exe
          "C:\Program Files (x86)\WMAFormat\wmaformat.exe" -i
          3⤵
          • Executes dropped EXE
          PID:448
        • C:\Program Files (x86)\WMAFormat\wmaformat.exe
          "C:\Program Files (x86)\WMAFormat\wmaformat.exe" -s
          3⤵
          • Executes dropped EXE
          PID:1192
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 11
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2552
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 11
            4⤵
              PID:4316
      • C:\Windows\system32\rundll32.exe
        "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
        1⤵
          PID:3968
        • C:\Windows\System32\svchost.exe
          C:\Windows\System32\svchost.exe -k UnistackSvcGroup
          1⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:3024

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          1.2MB

          MD5

          07d561004ed8c19cd064ab2ada64f0fa

          SHA1

          68eddca018c9be46d98fd8acb71a5ba6716fbe3b

          SHA256

          b65feb618574ba5719dd88fcefb167f8331d1bc6df69e8cc56581dbd6750d1b7

          SHA512

          e051fdbaf670283382fe4546aa495e5023cabd422efaaa01419f2195d0fcbdb5c54f40d4ac8c48b7eb4aa1885a6707c5d25188ac7e64334c42a9be752f30e3d2

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

          Filesize

          1.1MB

          MD5

          4a49aad933ef50b40c2b0f122c886365

          SHA1

          9a0cb514fdc5761eee46f41c5b46a42db640c486

          SHA256

          6deb66764024b561595e1e3f54133f9c49143735ed0462d568d0180f9af31107

          SHA512

          dffd0c68fb2eb8ecd4f8eaa6baac1524d01f732e84c49561d050b98c437720a415528240763ff6d0f8f97e9d5013d5de033507a53bd80895d73d09505047c4f0

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

          Filesize

          774KB

          MD5

          207e30059271c28b8ebffe5c3fee8320

          SHA1

          b1d114ff8518232c4e91210864b3b1c5c15dd1bc

          SHA256

          a1c72b71ada48b060b8ee560fc739eedd9debc3df37e80427cec5edb6101d45b

          SHA512

          3ab3c145da2b5b98bdb6dfa94d7616526acb086aee348b0ae67edce7f0dbc9e5812ca61c3269d701e3fcde9c0469a6f641ace237db9d5b1dc26dcd3fa230b71b

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

          Filesize

          2KB

          MD5

          a69559718ab506675e907fe49deb71e9

          SHA1

          bc8f404ffdb1960b50c12ff9413c893b56f2e36f

          SHA256

          2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

          SHA512

          e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

          Filesize

          19KB

          MD5

          3adaa386b671c2df3bae5b39dc093008

          SHA1

          067cf95fbdb922d81db58432c46930f86d23dded

          SHA256

          71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

          SHA512

          bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

        • C:\Users\Admin\AppData\Local\Temp\is-G809K.tmp\d0b84cc49ae3c2f0ec5c4ddf88d9f012578e524df78368c61e852cb0b73fa721.tmp

          Filesize

          687KB

          MD5

          f448d7f4b76e5c9c3a4eaff16a8b9b73

          SHA1

          31808f1ffa84c954376975b7cdb0007e6b762488

          SHA256

          7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

          SHA512

          f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

        • C:\Users\Admin\AppData\Local\Temp\is-G809K.tmp\d0b84cc49ae3c2f0ec5c4ddf88d9f012578e524df78368c61e852cb0b73fa721.tmp

          Filesize

          617KB

          MD5

          1b8cdd3f8b4b8c620570981ab40964c1

          SHA1

          1fe00e9c20eab85262b8030a52e0aa5eea21d1a7

          SHA256

          ecf7fd0c26304da29c7aa504531913c8a270440f40df98734cedc25f9545aa05

          SHA512

          0473906955d21328715f1ce83239cad9adfc5f48817e55cc38460b4301f2b42cee75a5821309fe6998b0f44bf617d1b1ca1f5c98798c895ebcb2aa2162c679c5

        • memory/448-152-0x0000000000400000-0x00000000005CF000-memory.dmp

          Filesize

          1.8MB

        • memory/448-155-0x0000000000400000-0x00000000005CF000-memory.dmp

          Filesize

          1.8MB

        • memory/448-151-0x0000000000400000-0x00000000005CF000-memory.dmp

          Filesize

          1.8MB

        • memory/1192-161-0x0000000000400000-0x00000000005CF000-memory.dmp

          Filesize

          1.8MB

        • memory/1192-185-0x0000000000400000-0x00000000005CF000-memory.dmp

          Filesize

          1.8MB

        • memory/1192-195-0x0000000000400000-0x00000000005CF000-memory.dmp

          Filesize

          1.8MB

        • memory/1192-158-0x0000000000400000-0x00000000005CF000-memory.dmp

          Filesize

          1.8MB

        • memory/1192-192-0x0000000000400000-0x00000000005CF000-memory.dmp

          Filesize

          1.8MB

        • memory/1192-189-0x00000000006E0000-0x000000000077E000-memory.dmp

          Filesize

          632KB

        • memory/1192-188-0x0000000000400000-0x00000000005CF000-memory.dmp

          Filesize

          1.8MB

        • memory/1192-178-0x0000000000400000-0x00000000005CF000-memory.dmp

          Filesize

          1.8MB

        • memory/1192-165-0x0000000000400000-0x00000000005CF000-memory.dmp

          Filesize

          1.8MB

        • memory/1192-166-0x0000000000400000-0x00000000005CF000-memory.dmp

          Filesize

          1.8MB

        • memory/1192-169-0x0000000000400000-0x00000000005CF000-memory.dmp

          Filesize

          1.8MB

        • memory/1192-172-0x0000000000400000-0x00000000005CF000-memory.dmp

          Filesize

          1.8MB

        • memory/1192-175-0x0000000000400000-0x00000000005CF000-memory.dmp

          Filesize

          1.8MB

        • memory/1192-179-0x00000000006E0000-0x000000000077E000-memory.dmp

          Filesize

          632KB

        • memory/1192-182-0x00000000006E0000-0x000000000077E000-memory.dmp

          Filesize

          632KB

        • memory/2092-0-0x0000000000400000-0x0000000000418000-memory.dmp

          Filesize

          96KB

        • memory/2092-159-0x0000000000400000-0x0000000000418000-memory.dmp

          Filesize

          96KB

        • memory/2092-2-0x0000000000400000-0x0000000000418000-memory.dmp

          Filesize

          96KB

        • memory/3024-214-0x0000016B76F60000-0x0000016B76F70000-memory.dmp

          Filesize

          64KB

        • memory/3024-198-0x0000016B76E60000-0x0000016B76E70000-memory.dmp

          Filesize

          64KB

        • memory/5092-162-0x00000000021F0000-0x00000000021F1000-memory.dmp

          Filesize

          4KB

        • memory/5092-18-0x00000000021F0000-0x00000000021F1000-memory.dmp

          Filesize

          4KB

        • memory/5092-160-0x0000000000400000-0x00000000004BC000-memory.dmp

          Filesize

          752KB