Analysis

  • max time kernel
    145s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2023 04:13

General

  • Target

    c2d5bee7929e412e99e4c1a1ea9ec5e70b1654e23415a4ce397ca72c27fa198b.exe

  • Size

    5.2MB

  • MD5

    8851f7b3674f2938867879d0845c660a

  • SHA1

    5c7466649d17ba8508ddd1b58ee728e413f2759b

  • SHA256

    c2d5bee7929e412e99e4c1a1ea9ec5e70b1654e23415a4ce397ca72c27fa198b

  • SHA512

    eccfc0047994ab5f1e967b673983e6f13723d20f672c8f9e4d1e427679e76a6bcda3509f9cdefd6463156289175b94161fef80f6c0131de1b08abf60bdf1571f

  • SSDEEP

    98304:uchHMKyDyc70SwAvO01JgBixtqMhlE4f+Ue/czLiRZvcFqhblsXlwagEblE:py3l80DBl5f+2QvQus1zgCu

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 19 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Runs net.exe
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c2d5bee7929e412e99e4c1a1ea9ec5e70b1654e23415a4ce397ca72c27fa198b.exe
    "C:\Users\Admin\AppData\Local\Temp\c2d5bee7929e412e99e4c1a1ea9ec5e70b1654e23415a4ce397ca72c27fa198b.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4836
    • C:\Users\Admin\AppData\Local\Temp\is-FVU3L.tmp\c2d5bee7929e412e99e4c1a1ea9ec5e70b1654e23415a4ce397ca72c27fa198b.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-FVU3L.tmp\c2d5bee7929e412e99e4c1a1ea9ec5e70b1654e23415a4ce397ca72c27fa198b.tmp" /SL5="$501F0,5168582,54272,C:\Users\Admin\AppData\Local\Temp\c2d5bee7929e412e99e4c1a1ea9ec5e70b1654e23415a4ce397ca72c27fa198b.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:1920
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:2960
        • C:\Program Files (x86)\Common Files\CrossTV\CrossTV.exe
          "C:\Program Files (x86)\Common Files\CrossTV\CrossTV.exe" -i
          3⤵
          • Executes dropped EXE
          PID:3996
        • C:\Program Files (x86)\Common Files\CrossTV\CrossTV.exe
          "C:\Program Files (x86)\Common Files\CrossTV\CrossTV.exe" -s
          3⤵
          • Executes dropped EXE
          PID:3844
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 24
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3568
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 24
            4⤵
              PID:4572

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files (x86)\Common Files\CrossTV\CrossTV.exe

        Filesize

        4.4MB

        MD5

        fc4f4c9f8f9f4401ead279be1f4de6b5

        SHA1

        e58284242178fef00db71262eb1d5afee6b13d57

        SHA256

        100716c3ec3c63ab459854adb3925e894770a8d23c209fd515c5045905fec04d

        SHA512

        085898d0b5d6637fbea4c0ea0be29c70fe9588960219de5845f324ce1f272fbe5a6c22e07677e602f3c90a44fcad0381b557159aa3e7126ae2ababbfafb6970c

      • C:\Program Files (x86)\Common Files\CrossTV\CrossTV.exe

        Filesize

        4.4MB

        MD5

        fc4f4c9f8f9f4401ead279be1f4de6b5

        SHA1

        e58284242178fef00db71262eb1d5afee6b13d57

        SHA256

        100716c3ec3c63ab459854adb3925e894770a8d23c209fd515c5045905fec04d

        SHA512

        085898d0b5d6637fbea4c0ea0be29c70fe9588960219de5845f324ce1f272fbe5a6c22e07677e602f3c90a44fcad0381b557159aa3e7126ae2ababbfafb6970c

      • C:\Program Files (x86)\Common Files\CrossTV\CrossTV.exe

        Filesize

        4.4MB

        MD5

        fc4f4c9f8f9f4401ead279be1f4de6b5

        SHA1

        e58284242178fef00db71262eb1d5afee6b13d57

        SHA256

        100716c3ec3c63ab459854adb3925e894770a8d23c209fd515c5045905fec04d

        SHA512

        085898d0b5d6637fbea4c0ea0be29c70fe9588960219de5845f324ce1f272fbe5a6c22e07677e602f3c90a44fcad0381b557159aa3e7126ae2ababbfafb6970c

      • C:\Users\Admin\AppData\Local\Temp\is-FVU3L.tmp\c2d5bee7929e412e99e4c1a1ea9ec5e70b1654e23415a4ce397ca72c27fa198b.tmp

        Filesize

        683KB

        MD5

        f507ce43ea08d1721816ad4b0e090f50

        SHA1

        e4f02bcd410bddabea4c741838d9a88386547629

        SHA256

        d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

        SHA512

        37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

      • C:\Users\Admin\AppData\Local\Temp\is-FVU3L.tmp\c2d5bee7929e412e99e4c1a1ea9ec5e70b1654e23415a4ce397ca72c27fa198b.tmp

        Filesize

        683KB

        MD5

        f507ce43ea08d1721816ad4b0e090f50

        SHA1

        e4f02bcd410bddabea4c741838d9a88386547629

        SHA256

        d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

        SHA512

        37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

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

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

        Filesize

        13KB

        MD5

        a813d18268affd4763dde940246dc7e5

        SHA1

        c7366e1fd925c17cc6068001bd38eaef5b42852f

        SHA256

        e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

        SHA512

        b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

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

        Filesize

        13KB

        MD5

        a813d18268affd4763dde940246dc7e5

        SHA1

        c7366e1fd925c17cc6068001bd38eaef5b42852f

        SHA256

        e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

        SHA512

        b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

      • memory/1920-72-0x0000000002340000-0x0000000002341000-memory.dmp

        Filesize

        4KB

      • memory/1920-7-0x0000000002340000-0x0000000002341000-memory.dmp

        Filesize

        4KB

      • memory/1920-70-0x0000000000400000-0x00000000004BA000-memory.dmp

        Filesize

        744KB

      • memory/3844-95-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/3844-102-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/3844-120-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/3844-68-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/3844-117-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/3844-113-0x0000000000B30000-0x0000000000BDD000-memory.dmp

        Filesize

        692KB

      • memory/3844-71-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/3844-112-0x0000000000B30000-0x0000000000BDD000-memory.dmp

        Filesize

        692KB

      • memory/3844-75-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/3844-76-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/3844-79-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/3844-82-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/3844-85-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/3844-88-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/3844-90-0x0000000000B30000-0x0000000000BDD000-memory.dmp

        Filesize

        692KB

      • memory/3844-89-0x0000000000B30000-0x0000000000BDD000-memory.dmp

        Filesize

        692KB

      • memory/3844-111-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/3844-98-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/3844-99-0x0000000000B30000-0x0000000000BDD000-memory.dmp

        Filesize

        692KB

      • memory/3844-108-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/3844-105-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/3996-64-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/3996-61-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/3996-60-0x0000000000400000-0x0000000000871000-memory.dmp

        Filesize

        4.4MB

      • memory/4836-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4836-2-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/4836-69-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB