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Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    19/12/2023, 11:07

General

  • Target

    bd85a708785e2644c6e719041bfd53c3ae3f9820ea13f26e0ec08813769a1324.exe

  • Size

    756KB

  • MD5

    d7be2192fc7cb22db8a2acdbf4bbdafe

  • SHA1

    89d97962f8d193fcb91402574046304fbfe2e89f

  • SHA256

    bd85a708785e2644c6e719041bfd53c3ae3f9820ea13f26e0ec08813769a1324

  • SHA512

    e0da02125907eade276c6489af7bccfae29ab6d07a7936dc59d3fd041d723e2840a57197fea5ba11425c37f6fe0f36570610e13ce2d7ace7823955416de6d799

  • SSDEEP

    12288:FNpszYhvXWSVJdMae3mUJUTOMsa+0zNOabK3ghMZtc6NS+0Ulk287/k/MjuLle:7hvJVJdMa1+wOmK3gglSjUlkVzuLs

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Modifies registry class 18 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bd85a708785e2644c6e719041bfd53c3ae3f9820ea13f26e0ec08813769a1324.exe
    "C:\Users\Admin\AppData\Local\Temp\bd85a708785e2644c6e719041bfd53c3ae3f9820ea13f26e0ec08813769a1324.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3012
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\RarSFX0\file.com.exe.bat" "
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2256
  • C:\Windows\SysWOW64\certutil.exe
    certutil -f -decode t "C:\Users\Admin\AppData\Local\Temp\file.com.exe"
    1⤵
      PID:2860
    • C:\Windows\SysWOW64\explorer.exe
      explorer "C:\Users\Admin\AppData\Local\Temp\file.com.exe"
      1⤵
        PID:2872
      • C:\Windows\explorer.exe
        C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
        1⤵
        • Modifies Internet Explorer settings
        • Modifies registry class
        PID:2168

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\RarSFX0\file.com.exe.bat

        Filesize

        44KB

        MD5

        2eeeb2ff1b16cf5d7cdbf3109ccf59cf

        SHA1

        bbf485a60dff4eaf24a78e4250212ff20f167f56

        SHA256

        bd3fdee93cd418e2467d6e38db099898b1d553c2986fcc1905a7362178d65dff

        SHA512

        17147a51371575b737232ea80744376a59cac5a9249457d85395c6249aff6adf3d9f44ced1ab5411c29b678be932ab75b0d653e2bb18348f0e23e9b5139c80c7

      • C:\Users\Admin\AppData\Local\Temp\RarSFX0\file.com.exe.bat

        Filesize

        148KB

        MD5

        321d5cbdcc30fe80e6baa5abc4e63efd

        SHA1

        d0483215384ceb88329b0e4dde86b415b43ee601

        SHA256

        72de6710bb046b3f89e4ed0fd7271e0e6d02c0143fe2fe223d81e352b6387b80

        SHA512

        fd82bc893ac8e22d90688a275712ea55367aa6044863fddbbb42f0c26145050327023ddf57e15057ed25f86f2c218f8accf0e126ea19c3b4a794103c824d0362

      • C:\Users\Admin\AppData\Local\Temp\RarSFX0\t

        Filesize

        97KB

        MD5

        ea548468f42b2aaaee5af5ea16f57409

        SHA1

        089942b8063c97f88d3b2d74f07bf29dc2b630c1

        SHA256

        909aefa12debbb09028def5afaba308766e35d125db00a4a1668496260ef4113

        SHA512

        2c8954c8486db6ed30669a87ae1ce6212f71c49f9a42739149bb611704756887460090b7b0bd8cca868c4085df579f44be9b7cccaecb52be55b7849997863a59

      • C:\Users\Admin\AppData\Local\Temp\RarSFX0\t

        Filesize

        80KB

        MD5

        73d4b598d0cd170fe0e3cde33b40235f

        SHA1

        64582c61887100528c91336de07c65544b2a8389

        SHA256

        81f811ddb39934e022f313ce5827b5f7a1ac6e67b201687d42fcad9c80a0fff6

        SHA512

        686a6f22c3c814ed186149abb821c01e121b9e44530c28f76a4eb9d1cffc9c96c3761bddf1c63393af71d23afccd4dc2976ad663edf5a67171bce512d3f501cc

      • memory/2168-112-0x0000000003AA0000-0x0000000003AB0000-memory.dmp

        Filesize

        64KB

      • memory/2168-111-0x0000000003A90000-0x0000000003A91000-memory.dmp

        Filesize

        4KB

      • memory/2168-113-0x0000000003A90000-0x0000000003A91000-memory.dmp

        Filesize

        4KB