Analysis

  • max time kernel
    143s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    25-12-2023 07:24

General

  • Target

    0e8c6ac2580dcdb0c6d97f378bc9d962.exe

  • Size

    330KB

  • MD5

    0e8c6ac2580dcdb0c6d97f378bc9d962

  • SHA1

    0165adcfea85d4be790e32c485435f84771a0264

  • SHA256

    39d10dc303576ec84b1c3e10b03ac49cae415b6e1390a7d563ed9bd1a14cc867

  • SHA512

    ffd8d71ec64e338de040e6ca049a6db3f4a364c05cf2c2934bf0594b2e1c816126f47b41771d24fce16dc73a01683880cec17b9eed3e559821c5f3a28df15602

  • SSDEEP

    6144:/S+QH6yN8wfRe3q+2ZYbO2PY/eQanlrULSaPDmIC7utSz0azEaU3G9ItCSG802By:TE6y66e3N272PYXZLSAyIxsAawaU3G9H

Malware Config

Signatures

  • UPX packed file 5 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\0e8c6ac2580dcdb0c6d97f378bc9d962.exe
    "C:\Users\Admin\AppData\Local\Temp\0e8c6ac2580dcdb0c6d97f378bc9d962.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • Modifies system certificate store
    PID:1744

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabC370.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\TarC43E.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • memory/1744-0-0x0000000000400000-0x00000000004BD000-memory.dmp

    Filesize

    756KB

  • memory/1744-52-0x0000000000400000-0x00000000004BD000-memory.dmp

    Filesize

    756KB

  • memory/1744-63-0x0000000000400000-0x00000000004BD000-memory.dmp

    Filesize

    756KB

  • memory/1744-64-0x0000000000400000-0x00000000004BD000-memory.dmp

    Filesize

    756KB

  • memory/1744-70-0x0000000000400000-0x00000000004BD000-memory.dmp

    Filesize

    756KB