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Analysis

  • max time kernel
    258s
  • max time network
    286s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2023, 22:46

General

  • Target

    1ee4a3a7ba57cc5c19f8336e3d0b5314.exe

  • Size

    307KB

  • MD5

    1ee4a3a7ba57cc5c19f8336e3d0b5314

  • SHA1

    5d2316d032b367cd7dcfdada2adb85f2f60627a9

  • SHA256

    0b009a4bb05c1b2103e5d944d45234044680fc22b388dc2135eb0ab9356a89f6

  • SHA512

    34f5d5a5ecdb9e2c7a0e842c6799748de63d528c7d97ac79c83273dc72a442f52fbbfd105a1eb7bb2371a3ec351c59a438a026717c603ee47c65f8ca04af8ed6

  • SSDEEP

    6144:9RnRwrFAxO+s7mL+rx9FBtJvwa0H6T8IvSa:1kaU+ImLe5BPvVnTPSa

Malware Config

Signatures

  • UPX packed file 5 IoCs

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

  • 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\1ee4a3a7ba57cc5c19f8336e3d0b5314.exe
    "C:\Users\Admin\AppData\Local\Temp\1ee4a3a7ba57cc5c19f8336e3d0b5314.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • Modifies system certificate store
    PID:1628

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabFA77.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\TarFAB9.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • memory/1628-0-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/1628-1-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/1628-36-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/1628-63-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/1628-69-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB