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Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20231025-en
  • resource tags

    arch:x64arch:x86image:win7-20231025-enlocale:en-usos:windows7-x64system
  • submitted
    26/11/2023, 01:15

General

  • Target

    b1469fb45a4dd130dcbc7ac97b903122f4617f3086a067e2a9e0c88118ed493c.exe

  • Size

    4.9MB

  • MD5

    3ff8b69101e003bccbeb38b0917afdbc

  • SHA1

    f664f509bdbd6f432e55a8af7d6dfc109930f0fa

  • SHA256

    b1469fb45a4dd130dcbc7ac97b903122f4617f3086a067e2a9e0c88118ed493c

  • SHA512

    6f4e544a3ad851d40f428e8d4ad62ace9b7a4dc15a28e733e53f986b9acfc5b95a24ffe3f907d948781de76f6ae1bd96463e4eb044da10020fe4c6979e7b4934

  • SSDEEP

    98304:2d3L0TpNwgdnac+LdvXVajAqlxgc92ca6Qc3zQxHI7Fya0pYrAKlE:y3Lq6gdna/raEqwzca6QcjDopKu

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Unexpected DNS network traffic destination 2 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 27 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b1469fb45a4dd130dcbc7ac97b903122f4617f3086a067e2a9e0c88118ed493c.exe
    "C:\Users\Admin\AppData\Local\Temp\b1469fb45a4dd130dcbc7ac97b903122f4617f3086a067e2a9e0c88118ed493c.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2448
    • C:\Users\Admin\AppData\Local\Temp\is-A0K5F.tmp\b1469fb45a4dd130dcbc7ac97b903122f4617f3086a067e2a9e0c88118ed493c.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-A0K5F.tmp\b1469fb45a4dd130dcbc7ac97b903122f4617f3086a067e2a9e0c88118ed493c.tmp" /SL5="$500CA,4929821,54272,C:\Users\Admin\AppData\Local\Temp\b1469fb45a4dd130dcbc7ac97b903122f4617f3086a067e2a9e0c88118ed493c.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:2788
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:2532
        • C:\Program Files (x86)\Common Files\TVCross\TVCross.exe
          "C:\Program Files (x86)\Common Files\TVCross\TVCross.exe" -i
          3⤵
          • Executes dropped EXE
          PID:2676
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 24
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2160
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 24
            4⤵
              PID:2008
          • C:\Program Files (x86)\Common Files\TVCross\TVCross.exe
            "C:\Program Files (x86)\Common Files\TVCross\TVCross.exe" -s
            3⤵
            • Executes dropped EXE
            PID:2412

      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-A0K5F.tmp\b1469fb45a4dd130dcbc7ac97b903122f4617f3086a067e2a9e0c88118ed493c.tmp

        Filesize

        683KB

        MD5

        f507ce43ea08d1721816ad4b0e090f50

        SHA1

        e4f02bcd410bddabea4c741838d9a88386547629

        SHA256

        d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

        SHA512

        37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

      • C:\Users\Admin\AppData\Local\Temp\is-A0K5F.tmp\b1469fb45a4dd130dcbc7ac97b903122f4617f3086a067e2a9e0c88118ed493c.tmp

        Filesize

        683KB

        MD5

        f507ce43ea08d1721816ad4b0e090f50

        SHA1

        e4f02bcd410bddabea4c741838d9a88386547629

        SHA256

        d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

        SHA512

        37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

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

        Filesize

        4.0MB

        MD5

        0f83bdb70bee28b41bbfa345aa6034ea

        SHA1

        85975a6289cb2f005095e5419007130f321b47fb

        SHA256

        e9e701493c3632092608bdddb2f10ee766ea30c8d42f537867234469fade05d4

        SHA512

        e89900c8f79a504c6c47465c12178b310537313876f6f0fac556f9b4242edda129af1fc20690828ce4837134a0c50130c5f84e19c6a4562453cc3badd05891a8

      • \Users\Admin\AppData\Local\Temp\is-31K3P.tmp\_isetup\_iscrypt.dll

        Filesize

        2KB

        MD5

        a69559718ab506675e907fe49deb71e9

        SHA1

        bc8f404ffdb1960b50c12ff9413c893b56f2e36f

        SHA256

        2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

        SHA512

        e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

      • \Users\Admin\AppData\Local\Temp\is-31K3P.tmp\_isetup\_isdecmp.dll

        Filesize

        13KB

        MD5

        a813d18268affd4763dde940246dc7e5

        SHA1

        c7366e1fd925c17cc6068001bd38eaef5b42852f

        SHA256

        e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

        SHA512

        b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

      • \Users\Admin\AppData\Local\Temp\is-31K3P.tmp\_isetup\_shfoldr.dll

        Filesize

        22KB

        MD5

        92dc6ef532fbb4a5c3201469a5b5eb63

        SHA1

        3e89ff837147c16b4e41c30d6c796374e0b8e62c

        SHA256

        9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

        SHA512

        9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

      • \Users\Admin\AppData\Local\Temp\is-31K3P.tmp\_isetup\_shfoldr.dll

        Filesize

        22KB

        MD5

        92dc6ef532fbb4a5c3201469a5b5eb63

        SHA1

        3e89ff837147c16b4e41c30d6c796374e0b8e62c

        SHA256

        9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

        SHA512

        9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

      • \Users\Admin\AppData\Local\Temp\is-A0K5F.tmp\b1469fb45a4dd130dcbc7ac97b903122f4617f3086a067e2a9e0c88118ed493c.tmp

        Filesize

        683KB

        MD5

        f507ce43ea08d1721816ad4b0e090f50

        SHA1

        e4f02bcd410bddabea4c741838d9a88386547629

        SHA256

        d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

        SHA512

        37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

      • memory/2412-88-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/2412-80-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/2412-123-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/2412-120-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/2412-117-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/2412-114-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/2412-111-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/2412-108-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/2412-70-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/2412-107-0x0000000002800000-0x00000000028AD000-memory.dmp

        Filesize

        692KB

      • memory/2412-104-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/2412-74-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/2412-101-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/2412-98-0x0000000002800000-0x00000000028AD000-memory.dmp

        Filesize

        692KB

      • memory/2412-77-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/2412-94-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/2412-81-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/2412-84-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/2412-85-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/2412-91-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/2448-0-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2448-71-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2448-2-0x0000000000400000-0x0000000000414000-memory.dmp

        Filesize

        80KB

      • memory/2676-68-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/2676-66-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/2676-64-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/2676-63-0x0000000000400000-0x000000000080E000-memory.dmp

        Filesize

        4.1MB

      • memory/2788-61-0x0000000003240000-0x000000000364E000-memory.dmp

        Filesize

        4.1MB

      • memory/2788-76-0x0000000003240000-0x000000000364E000-memory.dmp

        Filesize

        4.1MB

      • memory/2788-75-0x0000000000240000-0x0000000000241000-memory.dmp

        Filesize

        4KB

      • memory/2788-73-0x0000000000400000-0x00000000004BA000-memory.dmp

        Filesize

        744KB

      • memory/2788-9-0x0000000000240000-0x0000000000241000-memory.dmp

        Filesize

        4KB