Resubmissions

21-04-2024 20:52

240421-zn1rtsbc83 7

19-04-2024 15:44

240419-s6n3esgb57 8

Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    21-04-2024 20:52

General

  • Target

    FA Installer.bat

  • Size

    42KB

  • MD5

    ac48f9875234a4e5649d152672903198

  • SHA1

    6795362296194a79770a385a1a81efa89c6fe203

  • SHA256

    e5f0efdb833e0b8ec06d88d13039ac9ab2b46a70a26a6c9c07868a79b8f11f62

  • SHA512

    b5a8cf484eca8afde45a78b6768970a3ccd9f4731f4f9a227ac22e02cb3c9c158c8221c136fef191ce9967b2b4bc8c7f4aa6a4310e04dc5e3e5b8b7fc712df44

  • SSDEEP

    768:lnwnjP9zogqnrT9AHuhUcKhnuxGTBmF5p8yJVS5LTf+iA0:FI89nf9tUc+nuxGIFwyKhTf+r0

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\FA Installer.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1752
    • C:\Windows\System32\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\FA_Antivira\FAinfo4.vbs"
      2⤵
        PID:2140
      • C:\Windows\System32\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\FA_Antivira\FAinfo3.vbs"
        2⤵
          PID:2672
        • C:\Windows\System32\WScript.exe
          "C:\Windows\System32\WScript.exe" "C:\FA_Antivira\FAinfo2.vbs"
          2⤵
            PID:2724
          • C:\Windows\System32\WScript.exe
            "C:\Windows\System32\WScript.exe" "C:\FA_Antivira\FAinfo1.vbs"
            2⤵
              PID:2560

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\FA_Antivira\FAinfo1.vbs

            Filesize

            84B

            MD5

            fad7cd2a49837444cde4548abdf478b6

            SHA1

            376a4ff6acc6ca44f2b660286633c5a31eddd764

            SHA256

            9c08b7d014ab766305e4525478bf8a1bc2f8cbe4f04aedf38f7daa0660ba3cda

            SHA512

            287223fdf6ec6347c37b51fc7913ab8931d1fe87c03fae93e1cf8bcacf1b4a2dc13605b08506a0299e5536fac5b02fc15ab387781b5b16873ea3c686daa81cc5

          • C:\FA_Antivira\FAinfo2.vbs

            Filesize

            87B

            MD5

            5a1fc5e5db483c5926a50ee931581cd9

            SHA1

            419644277a92e109d4ce6739a0d5e2d0ba8f2d42

            SHA256

            0f79e391fe889e01a6ef37619023af6672e98f1551753a10021efda8dee607ab

            SHA512

            0351928a53a5586c560e8155d99eb1838c873cbc2b554ae25c6be1433cdae41cea7508b60c016e23e0d2687d99bcc96066bc72f15c1ffb922f348f81e044c240

          • C:\FA_Antivira\FAinfo3.vbs

            Filesize

            71B

            MD5

            a61c87927d31edff281df2818dde924d

            SHA1

            f076867cb0411e0c584f2f9052d4c1e550cd53b7

            SHA256

            9220b169c1f0179caa92218990b05bc48cf75c9c36d4e45dd1c2b5f973910517

            SHA512

            ce5c730e3dea3c9b1a565b02925ca95ee0c50abfe15a5a8a43c21b4cb7daedd1b582ebf264dba5d7dc3fad98e1014e0557a810baa111e83596ecd22fde8fc970

          • C:\FA_Antivira\FAinfo4.vbs

            Filesize

            97B

            MD5

            d912098669bc85cc04cccf0248617120

            SHA1

            a817741d0ce4427cf0a0fceb7ba483972789fc60

            SHA256

            e044130f2e60f76a963f3e903af9d077f0ff1a8437d1c7d52ff42345e7e28422

            SHA512

            578127a4aedf65bb415602b08c16c29724a874b35a40dce0e116b4bf6daf513e8a511f3aed2cee8756efd45ee9245a34381433abbef91ab3908859f47f013a48