Analysis

  • max time kernel
    29s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    29-10-2022 09:54

General

  • Target

    aa48b91791187ad07e44c309ef5070129a6dd5ab7e6f6c36d02785fd94a0b000.exe

  • Size

    77KB

  • MD5

    288d3d20f027f63ebf8fab334a1f9b75

  • SHA1

    f4d8067cf376c44a3b5ba683ef369d3cb83a1ca5

  • SHA256

    aa48b91791187ad07e44c309ef5070129a6dd5ab7e6f6c36d02785fd94a0b000

  • SHA512

    eb21bea9b4c4fc8b23e87733bf7481d488940170d23c4341670a8ce08ec2772eb9f95fda30ec5f87dfc637724f12dde072880fad53ceac22f40a110ff124b79a

  • SSDEEP

    1536:AiQgzHtbseQi4C9bnWe7z9EQ3G2e7JqSbk4p:lQgzHuCNhWSGXVqz4p

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\aa48b91791187ad07e44c309ef5070129a6dd5ab7e6f6c36d02785fd94a0b000.exe
    "C:\Users\Admin\AppData\Local\Temp\aa48b91791187ad07e44c309ef5070129a6dd5ab7e6f6c36d02785fd94a0b000.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1012
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /q /c "C:\Users\Admin\AppData\Local\Temp\Jbp..bat" > nul 2> nul
      2⤵
      • Deletes itself
      PID:2044

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Jbp..bat

    Filesize

    274B

    MD5

    73e4ff2b8c95cec6d549e086412ec379

    SHA1

    1bfbfdd669c0075a0941d3e12f354a9297cd4b9d

    SHA256

    97c2a952b59fca8f7196525e3ce84072c5c6843c46e3ab593d48e6b4ad37a3c2

    SHA512

    5f17bcb78df42e7d1a972936aa2f923862dd05fbb52a301f1d2ec12833a3e5c9fd71b8fbf4966e8292d2f4e798bd1b94484c73fe935bca4eb3b3fbaaf7e349e0

  • memory/1012-54-0x00000000763F1000-0x00000000763F3000-memory.dmp

    Filesize

    8KB

  • memory/1012-55-0x0000000000310000-0x000000000032C000-memory.dmp

    Filesize

    112KB

  • memory/1012-56-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1012-57-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1012-59-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB