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Analysis

  • max time kernel
    140s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    26/12/2023, 06:58

General

  • Target

    5b0eb753e8a2e0ffa8d1b4fba8aaa4ba.exe

  • Size

    317KB

  • MD5

    5b0eb753e8a2e0ffa8d1b4fba8aaa4ba

  • SHA1

    2efbdcfa3cf3bdd3d7d143ff8e7ab62ad7004476

  • SHA256

    4fa4b0cd644e4324bcebfd41378e2d2d06b11dbf4795d29d354f0c7bc893183f

  • SHA512

    7c89406f16e107a67375dccb50adfc5029641ac3911d0c6f096c82050baa782fa7d489c1578c1196ac65ccae24f0ab19e2dd93682af3c85d723b959f551b03ad

  • SSDEEP

    6144:s+0wCA2yvRz7P9ncKgRvSoOcfye7mfwp8AVtiGDHxj:sgftJnfiqoh2oyAJzxj

Malware Config

Signatures

  • UPX packed file 1 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\5b0eb753e8a2e0ffa8d1b4fba8aaa4ba.exe
    "C:\Users\Admin\AppData\Local\Temp\5b0eb753e8a2e0ffa8d1b4fba8aaa4ba.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • Modifies system certificate store
    PID:1736

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Tar1F77.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • memory/1736-0-0x00000000013A0000-0x000000000145A000-memory.dmp

    Filesize

    744KB

  • memory/1736-66-0x00000000013A0000-0x000000000145A000-memory.dmp

    Filesize

    744KB

  • memory/1736-72-0x00000000013A0000-0x000000000145A000-memory.dmp

    Filesize

    744KB