Analysis

  • max time kernel
    150s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/11/2023, 05:23

General

  • Target

    59886d62873b6ea45056f698e45f8acad71f212850a18e1b728b9f7b5a8da5bc.exe

  • Size

    4.7MB

  • MD5

    3a991c0d4e92efbf7acb29b2c5119b1c

  • SHA1

    1a0a62fbb7c3fa963711c07ba543ab53c9722c58

  • SHA256

    59886d62873b6ea45056f698e45f8acad71f212850a18e1b728b9f7b5a8da5bc

  • SHA512

    660eb764698f2c9025fcebfa002ed59bf46b975854625d0f8a0cc9d5276e56e54e89debeadcbe6d4f16277b79114f8e3c3b989932b9e2a078ba74a511d67bf6e

  • SSDEEP

    98304:ABkMA37sgHUz3NDG9uEytlI/L+7Te0z1Tcfu+2B/UwDaNeSr1lE:+grsgHUACI/K7Te0z15b/UwDleu

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\59886d62873b6ea45056f698e45f8acad71f212850a18e1b728b9f7b5a8da5bc.exe
    "C:\Users\Admin\AppData\Local\Temp\59886d62873b6ea45056f698e45f8acad71f212850a18e1b728b9f7b5a8da5bc.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1536
    • C:\Users\Admin\AppData\Local\Temp\is-UH35F.tmp\59886d62873b6ea45056f698e45f8acad71f212850a18e1b728b9f7b5a8da5bc.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-UH35F.tmp\59886d62873b6ea45056f698e45f8acad71f212850a18e1b728b9f7b5a8da5bc.tmp" /SL5="$501DE,4642952,54272,C:\Users\Admin\AppData\Local\Temp\59886d62873b6ea45056f698e45f8acad71f212850a18e1b728b9f7b5a8da5bc.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:2852
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:1644
        • C:\Program Files (x86)\Common Files\SmartTV\SmartTV.exe
          "C:\Program Files (x86)\Common Files\SmartTV\SmartTV.exe" -i
          3⤵
          • Executes dropped EXE
          PID:4732
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 25
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4800
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 25
            4⤵
              PID:2228
          • C:\Program Files (x86)\Common Files\SmartTV\SmartTV.exe
            "C:\Program Files (x86)\Common Files\SmartTV\SmartTV.exe" -s
            3⤵
            • Executes dropped EXE
            PID:4572

      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

              9099f38e600aa399d1d687bd60ac38aa

              SHA1

              6ab308342798956c4c6fd2198ba94c73a58801ae

              SHA256

              d268a9319185458f3871b16721b8c62be47725256478c96d783f388778111623

              SHA512

              834f7b1fa8050ea4696849021a818cb4ab348e1c6bcc8de2262dcce02307efa78dcfa4a5f95ad5fa614289640a4f3f825701cde2aa00913c1d9244a961c7af54

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

              Filesize

              3.8MB

              MD5

              9099f38e600aa399d1d687bd60ac38aa

              SHA1

              6ab308342798956c4c6fd2198ba94c73a58801ae

              SHA256

              d268a9319185458f3871b16721b8c62be47725256478c96d783f388778111623

              SHA512

              834f7b1fa8050ea4696849021a818cb4ab348e1c6bcc8de2262dcce02307efa78dcfa4a5f95ad5fa614289640a4f3f825701cde2aa00913c1d9244a961c7af54

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

              Filesize

              3.8MB

              MD5

              9099f38e600aa399d1d687bd60ac38aa

              SHA1

              6ab308342798956c4c6fd2198ba94c73a58801ae

              SHA256

              d268a9319185458f3871b16721b8c62be47725256478c96d783f388778111623

              SHA512

              834f7b1fa8050ea4696849021a818cb4ab348e1c6bcc8de2262dcce02307efa78dcfa4a5f95ad5fa614289640a4f3f825701cde2aa00913c1d9244a961c7af54

            • C:\Users\Admin\AppData\Local\Temp\is-ND1BT.tmp\_isetup\_iscrypt.dll

              Filesize

              2KB

              MD5

              a69559718ab506675e907fe49deb71e9

              SHA1

              bc8f404ffdb1960b50c12ff9413c893b56f2e36f

              SHA256

              2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

              SHA512

              e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

            • C:\Users\Admin\AppData\Local\Temp\is-ND1BT.tmp\_isetup\_isdecmp.dll

              Filesize

              13KB

              MD5

              a813d18268affd4763dde940246dc7e5

              SHA1

              c7366e1fd925c17cc6068001bd38eaef5b42852f

              SHA256

              e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

              SHA512

              b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

            • C:\Users\Admin\AppData\Local\Temp\is-ND1BT.tmp\_isetup\_isdecmp.dll

              Filesize

              13KB

              MD5

              a813d18268affd4763dde940246dc7e5

              SHA1

              c7366e1fd925c17cc6068001bd38eaef5b42852f

              SHA256

              e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

              SHA512

              b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

            • C:\Users\Admin\AppData\Local\Temp\is-UH35F.tmp\59886d62873b6ea45056f698e45f8acad71f212850a18e1b728b9f7b5a8da5bc.tmp

              Filesize

              683KB

              MD5

              f507ce43ea08d1721816ad4b0e090f50

              SHA1

              e4f02bcd410bddabea4c741838d9a88386547629

              SHA256

              d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

              SHA512

              37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

            • C:\Users\Admin\AppData\Local\Temp\is-UH35F.tmp\59886d62873b6ea45056f698e45f8acad71f212850a18e1b728b9f7b5a8da5bc.tmp

              Filesize

              683KB

              MD5

              f507ce43ea08d1721816ad4b0e090f50

              SHA1

              e4f02bcd410bddabea4c741838d9a88386547629

              SHA256

              d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

              SHA512

              37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

            • memory/1536-0-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/1536-69-0x0000000000400000-0x0000000000414000-memory.dmp

              Filesize

              80KB

            • memory/2852-6-0x00000000006A0000-0x00000000006A1000-memory.dmp

              Filesize

              4KB

            • memory/2852-70-0x0000000000400000-0x00000000004BA000-memory.dmp

              Filesize

              744KB

            • memory/2852-73-0x00000000006A0000-0x00000000006A1000-memory.dmp

              Filesize

              4KB

            • memory/4572-95-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/4572-101-0x0000000000940000-0x00000000009ED000-memory.dmp

              Filesize

              692KB

            • memory/4572-68-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/4572-118-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/4572-115-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/4572-71-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/4572-111-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/4572-75-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/4572-78-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/4572-79-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/4572-82-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/4572-85-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/4572-88-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/4572-90-0x0000000000940000-0x00000000009ED000-memory.dmp

              Filesize

              692KB

            • memory/4572-108-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/4572-99-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/4572-66-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/4572-102-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/4572-105-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/4732-59-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/4732-60-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/4732-63-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB

            • memory/4732-64-0x0000000000400000-0x00000000007C8000-memory.dmp

              Filesize

              3.8MB