Analysis

  • max time kernel
    140s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2023, 22:41

General

  • Target

    1ec2c2423f457e7d28b967405816468e.exe

  • Size

    242KB

  • MD5

    1ec2c2423f457e7d28b967405816468e

  • SHA1

    60cca6f3d1e77440f61153150a0c88ffab360e89

  • SHA256

    bb152369db59206fadbd6ce13d967838e08f2a71f59c85d2c08277c63b0c87e9

  • SHA512

    c9d6a2e24cbc626ebde051cd18c5c148b163455c6b20d2e0869ee0fa4dff0d9d0da47a12652b665ae3b1859b0302976731bfb13f44eb9bd4939eab733ba19738

  • SSDEEP

    6144:8keENDvTSn2SV/GuhYdViC7X57+nMiv3PzMf:8NEND/k/GLPX57+ndvfgf

Malware Config

Signatures

  • UPX packed file 6 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\1ec2c2423f457e7d28b967405816468e.exe
    "C:\Users\Admin\AppData\Local\Temp\1ec2c2423f457e7d28b967405816468e.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • Modifies system certificate store
    PID:2108

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7B8944BA8AD0EFDF0E01A43EF62BECD0_E5BAFA780D24C246E9F81B665CB8210C

          Filesize

          5B

          MD5

          5bfa51f3a417b98e7443eca90fc94703

          SHA1

          8c015d80b8a23f780bdd215dc842b0f5551f63bd

          SHA256

          bebe2853a3485d1c2e5c5be4249183e0ddaff9f87de71652371700a89d937128

          SHA512

          4cd03686254bb28754cbaa635ae1264723e2be80ce1dd0f78d1ab7aee72232f5b285f79e488e9c5c49ff343015bd07bb8433d6cee08ae3cea8c317303e3ac399

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

          Filesize

          65KB

          MD5

          ac05d27423a85adc1622c714f2cb6184

          SHA1

          b0fe2b1abddb97837ea0195be70ab2ff14d43198

          SHA256

          c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

          SHA512

          6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

        • C:\Users\Admin\AppData\Local\Temp\Tar28F9.tmp

          Filesize

          171KB

          MD5

          9c0c641c06238516f27941aa1166d427

          SHA1

          64cd549fb8cf014fcd9312aa7a5b023847b6c977

          SHA256

          4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

          SHA512

          936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

        • memory/2108-0-0x0000000000400000-0x000000000048A000-memory.dmp

          Filesize

          552KB

        • memory/2108-37-0x0000000000400000-0x000000000048A000-memory.dmp

          Filesize

          552KB

        • memory/2108-41-0x0000000000400000-0x000000000048A000-memory.dmp

          Filesize

          552KB

        • memory/2108-69-0x0000000000400000-0x000000000048A000-memory.dmp

          Filesize

          552KB

        • memory/2108-75-0x0000000000400000-0x000000000048A000-memory.dmp

          Filesize

          552KB

        • memory/2108-77-0x0000000000400000-0x000000000048A000-memory.dmp

          Filesize

          552KB