Analysis

  • max time kernel
    144s
  • max time network
    131s
  • platform
    windows10-1703_x64
  • resource
    win10-20231023-en
  • resource tags

    arch:x64arch:x86image:win10-20231023-enlocale:en-usos:windows10-1703-x64system
  • submitted
    25/11/2023, 06:41

General

  • Target

    27ec43610058d081a80ae6cfeed16a127a7f8cff2eaaf848925cfe584a9dabbd.exe

  • Size

    4.7MB

  • MD5

    04fa2ec45afcc190cf593c8584dacd97

  • SHA1

    28379ef7a26c8af452fe5d4782ed3fb4445f0809

  • SHA256

    27ec43610058d081a80ae6cfeed16a127a7f8cff2eaaf848925cfe584a9dabbd

  • SHA512

    41eb7ec936fcfecb0a4e5505d4adf26841ecf94de9f45756c9482d85ee93e47e55347ae09e859936e744af13949fd0fb36316f8a235d81a7e4dd85589518199f

  • SSDEEP

    98304:m97cNs/UXcxK6lgcdOuTdSkSUxCvaM83LWNmFFJSngWsFpODtLyimgYoGnlE:jEOupSkShQLBFFsOFGPmVoUu

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\27ec43610058d081a80ae6cfeed16a127a7f8cff2eaaf848925cfe584a9dabbd.exe
    "C:\Users\Admin\AppData\Local\Temp\27ec43610058d081a80ae6cfeed16a127a7f8cff2eaaf848925cfe584a9dabbd.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4528
    • C:\Users\Admin\AppData\Local\Temp\is-IK0KT.tmp\27ec43610058d081a80ae6cfeed16a127a7f8cff2eaaf848925cfe584a9dabbd.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-IK0KT.tmp\27ec43610058d081a80ae6cfeed16a127a7f8cff2eaaf848925cfe584a9dabbd.tmp" /SL5="$B01E0,4692076,54272,C:\Users\Admin\AppData\Local\Temp\27ec43610058d081a80ae6cfeed16a127a7f8cff2eaaf848925cfe584a9dabbd.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:1288
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:5040
        • C:\Program Files (x86)\Common Files\SmartTV\SmartTV.exe
          "C:\Program Files (x86)\Common Files\SmartTV\SmartTV.exe" -i
          3⤵
          • Executes dropped EXE
          PID:4420
        • C:\Program Files (x86)\Common Files\SmartTV\SmartTV.exe
          "C:\Program Files (x86)\Common Files\SmartTV\SmartTV.exe" -s
          3⤵
          • Executes dropped EXE
          PID:3128
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 25
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3928
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 25
            4⤵
              PID:4516

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

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

              Filesize

              3.8MB

              MD5

              6abacffca29719a8c6c1b72ed4d109be

              SHA1

              5b96bd2fba32ba41f7dec185d0ea825bdb60d2d3

              SHA256

              9073ed8c0132ff408f634a6cdcc18d1bc1586aa0fc9b24fd2bd4befaa81435cc

              SHA512

              164848c824412a279cfc9f8cc901f70e6978101f1ebcfcbbe8ee8f04fb24bb0870292323932b59413eb476aa0a0f72dc5c92ed88fb503a1ca3e013593b08f21a

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

              Filesize

              3.8MB

              MD5

              6abacffca29719a8c6c1b72ed4d109be

              SHA1

              5b96bd2fba32ba41f7dec185d0ea825bdb60d2d3

              SHA256

              9073ed8c0132ff408f634a6cdcc18d1bc1586aa0fc9b24fd2bd4befaa81435cc

              SHA512

              164848c824412a279cfc9f8cc901f70e6978101f1ebcfcbbe8ee8f04fb24bb0870292323932b59413eb476aa0a0f72dc5c92ed88fb503a1ca3e013593b08f21a

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

              Filesize

              3.8MB

              MD5

              6abacffca29719a8c6c1b72ed4d109be

              SHA1

              5b96bd2fba32ba41f7dec185d0ea825bdb60d2d3

              SHA256

              9073ed8c0132ff408f634a6cdcc18d1bc1586aa0fc9b24fd2bd4befaa81435cc

              SHA512

              164848c824412a279cfc9f8cc901f70e6978101f1ebcfcbbe8ee8f04fb24bb0870292323932b59413eb476aa0a0f72dc5c92ed88fb503a1ca3e013593b08f21a

            • C:\Users\Admin\AppData\Local\Temp\is-IK0KT.tmp\27ec43610058d081a80ae6cfeed16a127a7f8cff2eaaf848925cfe584a9dabbd.tmp

              Filesize

              683KB

              MD5

              f507ce43ea08d1721816ad4b0e090f50

              SHA1

              e4f02bcd410bddabea4c741838d9a88386547629

              SHA256

              d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

              SHA512

              37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

            • C:\Users\Admin\AppData\Local\Temp\is-IK0KT.tmp\27ec43610058d081a80ae6cfeed16a127a7f8cff2eaaf848925cfe584a9dabbd.tmp

              Filesize

              683KB

              MD5

              f507ce43ea08d1721816ad4b0e090f50

              SHA1

              e4f02bcd410bddabea4c741838d9a88386547629

              SHA256

              d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

              SHA512

              37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

            • \Users\Admin\AppData\Local\Temp\is-B5TB4.tmp\_isetup\_iscrypt.dll

              Filesize

              2KB

              MD5

              a69559718ab506675e907fe49deb71e9

              SHA1

              bc8f404ffdb1960b50c12ff9413c893b56f2e36f

              SHA256

              2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

              SHA512

              e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

            • \Users\Admin\AppData\Local\Temp\is-B5TB4.tmp\_isetup\_isdecmp.dll

              Filesize

              13KB

              MD5

              a813d18268affd4763dde940246dc7e5

              SHA1

              c7366e1fd925c17cc6068001bd38eaef5b42852f

              SHA256

              e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

              SHA512

              b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

            • \Users\Admin\AppData\Local\Temp\is-B5TB4.tmp\_isetup\_isdecmp.dll

              Filesize

              13KB

              MD5

              a813d18268affd4763dde940246dc7e5

              SHA1

              c7366e1fd925c17cc6068001bd38eaef5b42852f

              SHA256

              e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

              SHA512

              b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

            • memory/1288-6-0x00000000001F0000-0x00000000001F1000-memory.dmp

              Filesize

              4KB

            • memory/1288-72-0x00000000001F0000-0x00000000001F1000-memory.dmp

              Filesize

              4KB

            • memory/1288-70-0x0000000000400000-0x00000000004BA000-memory.dmp

              Filesize

              744KB

            • memory/3128-94-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/3128-85-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/3128-116-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/3128-67-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/3128-68-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/3128-113-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/3128-110-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/3128-71-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/3128-107-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/3128-75-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/3128-76-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/3128-79-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/3128-82-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/3128-104-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/3128-89-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/3128-88-0x00000000009D0000-0x0000000000A7D000-memory.dmp

              Filesize

              692KB

            • memory/3128-101-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/3128-97-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/3128-98-0x00000000009D0000-0x0000000000A7D000-memory.dmp

              Filesize

              692KB

            • memory/4420-64-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/4420-59-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/4420-60-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/4420-63-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/4528-0-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/4528-69-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB