Analysis

  • max time kernel
    147s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/12/2023, 14:46

General

  • Target

    e4edb7caf99b2b694f803f99df762a7595f4847b75e75ef7b5fda132c063ef62.exe

  • Size

    6.9MB

  • MD5

    ae9cf1d55aaa41d0442909e2fbbc4e15

  • SHA1

    23784ff4bfb88250749f91821df77a46798cef96

  • SHA256

    e4edb7caf99b2b694f803f99df762a7595f4847b75e75ef7b5fda132c063ef62

  • SHA512

    882d6a55b1b184e7070a88a19d5979a9d64dd6b76f229685f3a5fc8ebcea3e4bb5dbebeb2bcce7ac355025b1eb9296a7b3d80b943a6e90a11b77906dd6d7a760

  • SSDEEP

    196608:KW0fKLtr95HARqIrmVY8S50UL8Kj8yTwHvWY3Nzj:KtO/hAPmVNyEWeNzj

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\e4edb7caf99b2b694f803f99df762a7595f4847b75e75ef7b5fda132c063ef62.exe
    "C:\Users\Admin\AppData\Local\Temp\e4edb7caf99b2b694f803f99df762a7595f4847b75e75ef7b5fda132c063ef62.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4516
    • C:\Users\Admin\AppData\Local\Temp\is-I11OP.tmp\e4edb7caf99b2b694f803f99df762a7595f4847b75e75ef7b5fda132c063ef62.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-I11OP.tmp\e4edb7caf99b2b694f803f99df762a7595f4847b75e75ef7b5fda132c063ef62.tmp" /SL5="$401EC,6973457,68096,C:\Users\Admin\AppData\Local\Temp\e4edb7caf99b2b694f803f99df762a7595f4847b75e75ef7b5fda132c063ef62.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1940
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1156
        • C:\Program Files (x86)\ConvertWMA\wmaconvert.exe
          "C:\Program Files (x86)\ConvertWMA\wmaconvert.exe" -i
          3⤵
          • Executes dropped EXE
          PID:3972
        • C:\Program Files (x86)\ConvertWMA\wmaconvert.exe
          "C:\Program Files (x86)\ConvertWMA\wmaconvert.exe" -s
          3⤵
          • Executes dropped EXE
          PID:4000
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 11
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2500
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 11
            4⤵
              PID:3656

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Program Files (x86)\ConvertWMA\wmaconvert.exe

              Filesize

              1.8MB

              MD5

              11793f6b69b2df9823a26f0356c191da

              SHA1

              ee7d551f6bcdd993f338a73fbef8e4f2a7e072fd

              SHA256

              ee80b4359afed08948ef90984bb846e18ef2ba254253322d6a7d64b60654fb3a

              SHA512

              c482e23f88615c1ca6b44a097c909ccf763f1158c9bd1a8689c1a6590cbc2717f3dd0173a14b582076fe57d00ab50e900caae650a0f6f90d917215a843473b3d

            • C:\Users\Admin\AppData\Local\Temp\is-1N4L0.tmp\_isetup\_iscrypt.dll

              Filesize

              2KB

              MD5

              a69559718ab506675e907fe49deb71e9

              SHA1

              bc8f404ffdb1960b50c12ff9413c893b56f2e36f

              SHA256

              2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

              SHA512

              e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

            • C:\Users\Admin\AppData\Local\Temp\is-1N4L0.tmp\_isetup\_isdecmp.dll

              Filesize

              19KB

              MD5

              3adaa386b671c2df3bae5b39dc093008

              SHA1

              067cf95fbdb922d81db58432c46930f86d23dded

              SHA256

              71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

              SHA512

              bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

            • C:\Users\Admin\AppData\Local\Temp\is-I11OP.tmp\e4edb7caf99b2b694f803f99df762a7595f4847b75e75ef7b5fda132c063ef62.tmp

              Filesize

              687KB

              MD5

              f448d7f4b76e5c9c3a4eaff16a8b9b73

              SHA1

              31808f1ffa84c954376975b7cdb0007e6b762488

              SHA256

              7233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49

              SHA512

              f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4

            • memory/1940-161-0x0000000000400000-0x00000000004BC000-memory.dmp

              Filesize

              752KB

            • memory/1940-164-0x0000000002340000-0x0000000002341000-memory.dmp

              Filesize

              4KB

            • memory/1940-7-0x0000000002340000-0x0000000002341000-memory.dmp

              Filesize

              4KB

            • memory/3972-152-0x0000000000400000-0x00000000005CF000-memory.dmp

              Filesize

              1.8MB

            • memory/3972-151-0x0000000000400000-0x00000000005CF000-memory.dmp

              Filesize

              1.8MB

            • memory/3972-154-0x0000000000400000-0x00000000005CF000-memory.dmp

              Filesize

              1.8MB

            • memory/3972-155-0x0000000000400000-0x00000000005CF000-memory.dmp

              Filesize

              1.8MB

            • memory/4000-172-0x0000000000400000-0x00000000005CF000-memory.dmp

              Filesize

              1.8MB

            • memory/4000-178-0x0000000000400000-0x00000000005CF000-memory.dmp

              Filesize

              1.8MB

            • memory/4000-160-0x0000000000400000-0x00000000005CF000-memory.dmp

              Filesize

              1.8MB

            • memory/4000-157-0x0000000000400000-0x00000000005CF000-memory.dmp

              Filesize

              1.8MB

            • memory/4000-163-0x0000000000400000-0x00000000005CF000-memory.dmp

              Filesize

              1.8MB

            • memory/4000-207-0x0000000000400000-0x00000000005CF000-memory.dmp

              Filesize

              1.8MB

            • memory/4000-166-0x0000000000400000-0x00000000005CF000-memory.dmp

              Filesize

              1.8MB

            • memory/4000-168-0x0000000000400000-0x00000000005CF000-memory.dmp

              Filesize

              1.8MB

            • memory/4000-170-0x0000000000400000-0x00000000005CF000-memory.dmp

              Filesize

              1.8MB

            • memory/4000-204-0x0000000000400000-0x00000000005CF000-memory.dmp

              Filesize

              1.8MB

            • memory/4000-175-0x0000000000400000-0x00000000005CF000-memory.dmp

              Filesize

              1.8MB

            • memory/4000-201-0x0000000000400000-0x00000000005CF000-memory.dmp

              Filesize

              1.8MB

            • memory/4000-181-0x0000000000400000-0x00000000005CF000-memory.dmp

              Filesize

              1.8MB

            • memory/4000-182-0x0000000000890000-0x000000000092E000-memory.dmp

              Filesize

              632KB

            • memory/4000-183-0x0000000000890000-0x000000000092E000-memory.dmp

              Filesize

              632KB

            • memory/4000-188-0x0000000000400000-0x00000000005CF000-memory.dmp

              Filesize

              1.8MB

            • memory/4000-191-0x0000000000400000-0x00000000005CF000-memory.dmp

              Filesize

              1.8MB

            • memory/4000-193-0x0000000000890000-0x000000000092E000-memory.dmp

              Filesize

              632KB

            • memory/4000-195-0x0000000000400000-0x00000000005CF000-memory.dmp

              Filesize

              1.8MB

            • memory/4000-198-0x0000000000400000-0x00000000005CF000-memory.dmp

              Filesize

              1.8MB

            • memory/4516-159-0x0000000000400000-0x0000000000418000-memory.dmp

              Filesize

              96KB

            • memory/4516-0-0x0000000000400000-0x0000000000418000-memory.dmp

              Filesize

              96KB

            • memory/4516-2-0x0000000000400000-0x0000000000418000-memory.dmp

              Filesize

              96KB