Analysis

  • max time kernel
    143s
  • max time network
    132s
  • platform
    windows10-1703_x64
  • resource
    win10-20231023-en
  • resource tags

    arch:x64arch:x86image:win10-20231023-enlocale:en-usos:windows10-1703-x64system
  • submitted
    26/11/2023, 17:54

General

  • Target

    8a6f6175c920eb7166bcfce8cc99754f549ffd4c61871100ebb3bf39dc7b6746.exe

  • Size

    2.8MB

  • MD5

    2ba907f398c5b2d8383367ab6d487ca2

  • SHA1

    38174d2d974619dbf4d0d226d1c640b16bcea803

  • SHA256

    8a6f6175c920eb7166bcfce8cc99754f549ffd4c61871100ebb3bf39dc7b6746

  • SHA512

    2d5d62b93662aea5faad936135dc5f37e826ea26322684aedadf93c8cca8f9086143b520ef9649d1e30b5f064b4e9e607dfd9e3f5ccf7e55aab986029ca74d1e

  • SSDEEP

    49152:C2n/u3ewuQtHimJjOKulEX3D1ySEFa7gORShW3K7x91p20xUYxxb/h8ZoRY0E:Tn8tDJjOjsDjUhW3KN9W4Hxxb/h7lE

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\8a6f6175c920eb7166bcfce8cc99754f549ffd4c61871100ebb3bf39dc7b6746.exe
    "C:\Users\Admin\AppData\Local\Temp\8a6f6175c920eb7166bcfce8cc99754f549ffd4c61871100ebb3bf39dc7b6746.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4452
    • C:\Users\Admin\AppData\Local\Temp\is-KFLJ2.tmp\8a6f6175c920eb7166bcfce8cc99754f549ffd4c61871100ebb3bf39dc7b6746.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-KFLJ2.tmp\8a6f6175c920eb7166bcfce8cc99754f549ffd4c61871100ebb3bf39dc7b6746.tmp" /SL5="$6022E,2633374,76288,C:\Users\Admin\AppData\Local\Temp\8a6f6175c920eb7166bcfce8cc99754f549ffd4c61871100ebb3bf39dc7b6746.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:4180
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:872
        • C:\Program Files (x86)\Common Files\GreenTV\GreenTV.exe
          "C:\Program Files (x86)\Common Files\GreenTV\GreenTV.exe" -i
          3⤵
          • Executes dropped EXE
          PID:3708
        • C:\Program Files (x86)\Common Files\GreenTV\GreenTV.exe
          "C:\Program Files (x86)\Common Files\GreenTV\GreenTV.exe" -s
          3⤵
          • Executes dropped EXE
          PID:3448
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\system32\net.exe" helpmsg 25
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2524
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 helpmsg 25
            4⤵
              PID:756

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

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

              Filesize

              2.2MB

              MD5

              57acb69835723a4407fd4e8db03713db

              SHA1

              288ef77aab7970256ec1efad8bcdbbaac7157a80

              SHA256

              4b779c7a2cd5e20d5afbfe9a9486fdd460fecd26e21682beff7d61ce2a69206d

              SHA512

              c6cac78bda9e9dc913aa73386a78fadfe5270201943ae9152043b56218a3d99f9c10d12e733f85ae810d2db90a12d673608bb850f415b66f48127fd68d330e80

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

              Filesize

              2.2MB

              MD5

              57acb69835723a4407fd4e8db03713db

              SHA1

              288ef77aab7970256ec1efad8bcdbbaac7157a80

              SHA256

              4b779c7a2cd5e20d5afbfe9a9486fdd460fecd26e21682beff7d61ce2a69206d

              SHA512

              c6cac78bda9e9dc913aa73386a78fadfe5270201943ae9152043b56218a3d99f9c10d12e733f85ae810d2db90a12d673608bb850f415b66f48127fd68d330e80

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

              Filesize

              2.2MB

              MD5

              57acb69835723a4407fd4e8db03713db

              SHA1

              288ef77aab7970256ec1efad8bcdbbaac7157a80

              SHA256

              4b779c7a2cd5e20d5afbfe9a9486fdd460fecd26e21682beff7d61ce2a69206d

              SHA512

              c6cac78bda9e9dc913aa73386a78fadfe5270201943ae9152043b56218a3d99f9c10d12e733f85ae810d2db90a12d673608bb850f415b66f48127fd68d330e80

            • C:\Users\Admin\AppData\Local\Temp\is-KFLJ2.tmp\8a6f6175c920eb7166bcfce8cc99754f549ffd4c61871100ebb3bf39dc7b6746.tmp

              Filesize

              683KB

              MD5

              f507ce43ea08d1721816ad4b0e090f50

              SHA1

              e4f02bcd410bddabea4c741838d9a88386547629

              SHA256

              d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

              SHA512

              37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

            • C:\Users\Admin\AppData\Local\Temp\is-KFLJ2.tmp\8a6f6175c920eb7166bcfce8cc99754f549ffd4c61871100ebb3bf39dc7b6746.tmp

              Filesize

              683KB

              MD5

              f507ce43ea08d1721816ad4b0e090f50

              SHA1

              e4f02bcd410bddabea4c741838d9a88386547629

              SHA256

              d2218bde27d66f28e3caf15e899653a9357ebdc7adf9a763b687f6c03c93e5e1

              SHA512

              37b2f92df632f75447572df840a236ef01021e8291536bf2e8156179333f770afdd8bcbf50cb05bbdbdaa53c00ace46119290800b115823ea035a2389a3f6693

            • \Users\Admin\AppData\Local\Temp\is-TRA5E.tmp\_isetup\_iscrypt.dll

              Filesize

              2KB

              MD5

              a69559718ab506675e907fe49deb71e9

              SHA1

              bc8f404ffdb1960b50c12ff9413c893b56f2e36f

              SHA256

              2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

              SHA512

              e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

            • \Users\Admin\AppData\Local\Temp\is-TRA5E.tmp\_isetup\_isdecmp.dll

              Filesize

              32KB

              MD5

              b6f11a0ab7715f570f45900a1fe84732

              SHA1

              77b1201e535445af5ea94c1b03c0a1c34d67a77b

              SHA256

              e47dd306a9854599f02bc1b07ca6dfbd5220f8a1352faa9616d1a327de0bbf67

              SHA512

              78a757e67d21eb7cc95954df15e3eeff56113d6b40fb73f0c5f53304265cc52c79125d6f1b3655b64f9a411711b5b70f746080d708d7c222f4e65bad64b1b771

            • \Users\Admin\AppData\Local\Temp\is-TRA5E.tmp\_isetup\_isdecmp.dll

              Filesize

              32KB

              MD5

              b6f11a0ab7715f570f45900a1fe84732

              SHA1

              77b1201e535445af5ea94c1b03c0a1c34d67a77b

              SHA256

              e47dd306a9854599f02bc1b07ca6dfbd5220f8a1352faa9616d1a327de0bbf67

              SHA512

              78a757e67d21eb7cc95954df15e3eeff56113d6b40fb73f0c5f53304265cc52c79125d6f1b3655b64f9a411711b5b70f746080d708d7c222f4e65bad64b1b771

            • memory/3448-68-0x0000000000400000-0x0000000000637000-memory.dmp

              Filesize

              2.2MB

            • memory/3448-75-0x0000000000400000-0x0000000000637000-memory.dmp

              Filesize

              2.2MB

            • memory/3448-117-0x0000000000400000-0x0000000000637000-memory.dmp

              Filesize

              2.2MB

            • memory/3448-112-0x0000000000750000-0x00000000007FD000-memory.dmp

              Filesize

              692KB

            • memory/3448-120-0x0000000000400000-0x0000000000637000-memory.dmp

              Filesize

              2.2MB

            • memory/3448-66-0x0000000000400000-0x0000000000637000-memory.dmp

              Filesize

              2.2MB

            • memory/3448-102-0x0000000000400000-0x0000000000637000-memory.dmp

              Filesize

              2.2MB

            • memory/3448-111-0x0000000000750000-0x00000000007FD000-memory.dmp

              Filesize

              692KB

            • memory/3448-108-0x0000000000400000-0x0000000000637000-memory.dmp

              Filesize

              2.2MB

            • memory/3448-71-0x0000000000400000-0x0000000000637000-memory.dmp

              Filesize

              2.2MB

            • memory/3448-105-0x0000000000400000-0x0000000000637000-memory.dmp

              Filesize

              2.2MB

            • memory/3448-113-0x0000000000400000-0x0000000000637000-memory.dmp

              Filesize

              2.2MB

            • memory/3448-76-0x0000000000400000-0x0000000000637000-memory.dmp

              Filesize

              2.2MB

            • memory/3448-79-0x0000000000400000-0x0000000000637000-memory.dmp

              Filesize

              2.2MB

            • memory/3448-82-0x0000000000400000-0x0000000000637000-memory.dmp

              Filesize

              2.2MB

            • memory/3448-85-0x0000000000400000-0x0000000000637000-memory.dmp

              Filesize

              2.2MB

            • memory/3448-88-0x0000000000750000-0x00000000007FD000-memory.dmp

              Filesize

              692KB

            • memory/3448-89-0x0000000000400000-0x0000000000637000-memory.dmp

              Filesize

              2.2MB

            • memory/3448-90-0x0000000000750000-0x00000000007FD000-memory.dmp

              Filesize

              692KB

            • memory/3448-95-0x0000000000400000-0x0000000000637000-memory.dmp

              Filesize

              2.2MB

            • memory/3448-98-0x0000000000400000-0x0000000000637000-memory.dmp

              Filesize

              2.2MB

            • memory/3448-99-0x0000000000750000-0x00000000007FD000-memory.dmp

              Filesize

              692KB

            • memory/3708-60-0x0000000000400000-0x0000000000637000-memory.dmp

              Filesize

              2.2MB

            • memory/3708-64-0x0000000000400000-0x0000000000637000-memory.dmp

              Filesize

              2.2MB

            • memory/3708-59-0x0000000000400000-0x0000000000637000-memory.dmp

              Filesize

              2.2MB

            • memory/4180-72-0x00000000001F0000-0x00000000001F1000-memory.dmp

              Filesize

              4KB

            • memory/4180-70-0x0000000000400000-0x00000000004BA000-memory.dmp

              Filesize

              744KB

            • memory/4180-6-0x00000000001F0000-0x00000000001F1000-memory.dmp

              Filesize

              4KB

            • memory/4452-69-0x0000000000400000-0x000000000041A000-memory.dmp

              Filesize

              104KB

            • memory/4452-0-0x0000000000400000-0x000000000041A000-memory.dmp

              Filesize

              104KB