Analysis

  • max time kernel
    145s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/11/2023, 16:11

General

  • Target

    4d612368db5ec93ba91c1d05be556ed2678e29f26e7160ba76f7bb6e8a75ae2c.exe

  • Size

    4.9MB

  • MD5

    6424889b4d977ba6b02132dc5fba7770

  • SHA1

    6a8d30cfc41fbc553f52d54c6f35acce3d1d3e13

  • SHA256

    4d612368db5ec93ba91c1d05be556ed2678e29f26e7160ba76f7bb6e8a75ae2c

  • SHA512

    ca8cc95232fa88dbd70d66f9d11b825335c2214c377eca4bd7ab647d7231d1713257bb13a88a998fcb42fb57053f2d9a1c72ba9d4722a849f6f236f1ee4b466b

  • SSDEEP

    98304:td3L0TpNwgdnac+LdvXVajAqlxgc92ca6Qc3zQxHI7Fya0pYrAKlE:r3Lq6gdna/raEqwzca6QcjDopKu

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\4d612368db5ec93ba91c1d05be556ed2678e29f26e7160ba76f7bb6e8a75ae2c.exe
    "C:\Users\Admin\AppData\Local\Temp\4d612368db5ec93ba91c1d05be556ed2678e29f26e7160ba76f7bb6e8a75ae2c.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4740
    • C:\Users\Admin\AppData\Local\Temp\is-4K39K.tmp\4d612368db5ec93ba91c1d05be556ed2678e29f26e7160ba76f7bb6e8a75ae2c.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-4K39K.tmp\4d612368db5ec93ba91c1d05be556ed2678e29f26e7160ba76f7bb6e8a75ae2c.tmp" /SL5="$180030,4929821,54272,C:\Users\Admin\AppData\Local\Temp\4d612368db5ec93ba91c1d05be556ed2678e29f26e7160ba76f7bb6e8a75ae2c.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:2948
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:2008
        • C:\Program Files (x86)\Common Files\TVCross\TVCross.exe
          "C:\Program Files (x86)\Common Files\TVCross\TVCross.exe" -i
          3⤵
          • Executes dropped EXE
          PID:2368
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 24
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3756
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 24
            4⤵
              PID:4348
          • C:\Program Files (x86)\Common Files\TVCross\TVCross.exe
            "C:\Program Files (x86)\Common Files\TVCross\TVCross.exe" -s
            3⤵
            • Executes dropped EXE
            PID:4680

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

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

              Filesize

              4.0MB

              MD5

              0f83bdb70bee28b41bbfa345aa6034ea

              SHA1

              85975a6289cb2f005095e5419007130f321b47fb

              SHA256

              e9e701493c3632092608bdddb2f10ee766ea30c8d42f537867234469fade05d4

              SHA512

              e89900c8f79a504c6c47465c12178b310537313876f6f0fac556f9b4242edda129af1fc20690828ce4837134a0c50130c5f84e19c6a4562453cc3badd05891a8

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

              Filesize

              4.0MB

              MD5

              0f83bdb70bee28b41bbfa345aa6034ea

              SHA1

              85975a6289cb2f005095e5419007130f321b47fb

              SHA256

              e9e701493c3632092608bdddb2f10ee766ea30c8d42f537867234469fade05d4

              SHA512

              e89900c8f79a504c6c47465c12178b310537313876f6f0fac556f9b4242edda129af1fc20690828ce4837134a0c50130c5f84e19c6a4562453cc3badd05891a8

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

              Filesize

              4.0MB

              MD5

              0f83bdb70bee28b41bbfa345aa6034ea

              SHA1

              85975a6289cb2f005095e5419007130f321b47fb

              SHA256

              e9e701493c3632092608bdddb2f10ee766ea30c8d42f537867234469fade05d4

              SHA512

              e89900c8f79a504c6c47465c12178b310537313876f6f0fac556f9b4242edda129af1fc20690828ce4837134a0c50130c5f84e19c6a4562453cc3badd05891a8

            • C:\Users\Admin\AppData\Local\Temp\is-4K39K.tmp\4d612368db5ec93ba91c1d05be556ed2678e29f26e7160ba76f7bb6e8a75ae2c.tmp

              Filesize

              683KB

              MD5

              f507ce43ea08d1721816ad4b0e090f50

              SHA1

              e4f02bcd410bddabea4c741838d9a88386547629

              SHA256

              d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

              SHA512

              37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

            • C:\Users\Admin\AppData\Local\Temp\is-4K39K.tmp\4d612368db5ec93ba91c1d05be556ed2678e29f26e7160ba76f7bb6e8a75ae2c.tmp

              Filesize

              683KB

              MD5

              f507ce43ea08d1721816ad4b0e090f50

              SHA1

              e4f02bcd410bddabea4c741838d9a88386547629

              SHA256

              d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

              SHA512

              37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

            • C:\Users\Admin\AppData\Local\Temp\is-SEC7L.tmp\_isetup\_iscrypt.dll

              Filesize

              2KB

              MD5

              a69559718ab506675e907fe49deb71e9

              SHA1

              bc8f404ffdb1960b50c12ff9413c893b56f2e36f

              SHA256

              2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

              SHA512

              e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

            • C:\Users\Admin\AppData\Local\Temp\is-SEC7L.tmp\_isetup\_isdecmp.dll

              Filesize

              13KB

              MD5

              a813d18268affd4763dde940246dc7e5

              SHA1

              c7366e1fd925c17cc6068001bd38eaef5b42852f

              SHA256

              e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

              SHA512

              b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

            • C:\Users\Admin\AppData\Local\Temp\is-SEC7L.tmp\_isetup\_isdecmp.dll

              Filesize

              13KB

              MD5

              a813d18268affd4763dde940246dc7e5

              SHA1

              c7366e1fd925c17cc6068001bd38eaef5b42852f

              SHA256

              e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

              SHA512

              b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

            • memory/2368-59-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/2368-60-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/2368-63-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/2368-64-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/2948-70-0x0000000000400000-0x00000000004BA000-memory.dmp

              Filesize

              744KB

            • memory/2948-6-0x0000000000650000-0x0000000000651000-memory.dmp

              Filesize

              4KB

            • memory/2948-72-0x0000000000650000-0x0000000000651000-memory.dmp

              Filesize

              4KB

            • memory/4680-71-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/4680-88-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/4680-68-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/4680-116-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/4680-67-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/4680-75-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/4680-76-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/4680-79-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/4680-82-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/4680-85-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/4680-89-0x0000000000930000-0x00000000009DD000-memory.dmp

              Filesize

              692KB

            • memory/4680-113-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/4680-94-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/4680-97-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/4680-98-0x0000000000930000-0x00000000009DD000-memory.dmp

              Filesize

              692KB

            • memory/4680-101-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/4680-104-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/4680-107-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/4680-110-0x0000000000400000-0x000000000080E000-memory.dmp

              Filesize

              4.1MB

            • memory/4740-69-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/4740-0-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB