Analysis

  • max time kernel
    141s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    25/12/2023, 09:58

General

  • Target

    159d92119468ba9511e25404e11163db.exe

  • Size

    326KB

  • MD5

    159d92119468ba9511e25404e11163db

  • SHA1

    75f3c20e4f9e9c22c0dd44883f3f496a0fa09413

  • SHA256

    48cdc03905a2e1395eeadb887418416732ada8e8f6899cbf0b6fd829e79a5194

  • SHA512

    9e318b61887d44c829140d0f94a4734335773ad27c80a2382d5a15844bb58f298cdf934d423f1ba6c9feb374169ccf2e7d1b1464443827ab432171de15499efe

  • SSDEEP

    6144:Ymvz44tWZcwPdTtvYXLPi3pJu9GjTEQX7emnip/Tf64cvxHtBlfCVBIsGE:jhtgFTtvYWXIGjTE479nipb64StBlfCR

Malware Config

Signatures

  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in Program Files directory 1 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\159d92119468ba9511e25404e11163db.exe
    "C:\Users\Admin\AppData\Local\Temp\159d92119468ba9511e25404e11163db.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • Modifies system certificate store
    PID:2952

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\Cab91B7.tmp

          Filesize

          65KB

          MD5

          ac05d27423a85adc1622c714f2cb6184

          SHA1

          b0fe2b1abddb97837ea0195be70ab2ff14d43198

          SHA256

          c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

          SHA512

          6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

        • C:\Users\Admin\AppData\Local\Temp\Tar9217.tmp

          Filesize

          171KB

          MD5

          9c0c641c06238516f27941aa1166d427

          SHA1

          64cd549fb8cf014fcd9312aa7a5b023847b6c977

          SHA256

          4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

          SHA512

          936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

        • memory/2952-0-0x0000000000400000-0x00000000004BC000-memory.dmp

          Filesize

          752KB

        • memory/2952-61-0x0000000000400000-0x00000000004BC000-memory.dmp

          Filesize

          752KB

        • memory/2952-67-0x0000000000400000-0x00000000004BC000-memory.dmp

          Filesize

          752KB