Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    02/06/2024, 01:02

General

  • Target

    4ea367e656c4ba8bafb5dc9d368f3ce4.exe

  • Size

    40KB

  • MD5

    4ea367e656c4ba8bafb5dc9d368f3ce4

  • SHA1

    ecfbc925e391eec18d68915382fb1d5b0feac387

  • SHA256

    ef756a8ddd2c014ee73eb30f5a9ccbd1d70111c785e065d05d0f1750e148fd50

  • SHA512

    e1375c82af5844fcace3ba5c847f478f20b60cbb9ad705137b6a784681708e4586e6f432071b33ec67eecfb6f6f2d37489f8f7c554721b8bca2eff5d4441daae

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITY//:qDdFJy3QMOtEvwDpjjWMl7T2

Score
7/10
upx

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 5 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4ea367e656c4ba8bafb5dc9d368f3ce4.exe
    "C:\Users\Admin\AppData\Local\Temp\4ea367e656c4ba8bafb5dc9d368f3ce4.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1664
    • C:\Users\Admin\AppData\Local\Temp\asih.exe
      "C:\Users\Admin\AppData\Local\Temp\asih.exe"
      2⤵
      • Executes dropped EXE
      PID:2884

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • \Users\Admin\AppData\Local\Temp\asih.exe

          Filesize

          40KB

          MD5

          1359f2923906861cf2deeb280afe4130

          SHA1

          f85564cee0165fe4dadf9dff5ed578247c5b6f80

          SHA256

          5627f10e8ff1ccc74611ade4796c66e23d70b030926735133c52071171c6fede

          SHA512

          0ee684a491a614397697ad2e60f5895a7c5e3a05f119647d4d984150a26874762bf3231b91f8b073587eb1fc8c5f5cc6cb3a3adea68b32ad44774d26622d3a85

        • memory/1664-0-0x0000000000500000-0x0000000000510000-memory.dmp

          Filesize

          64KB

        • memory/1664-1-0x00000000001D0000-0x00000000001D6000-memory.dmp

          Filesize

          24KB

        • memory/1664-3-0x0000000000280000-0x0000000000286000-memory.dmp

          Filesize

          24KB

        • memory/1664-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

          Filesize

          24KB

        • memory/1664-16-0x0000000000500000-0x0000000000510000-memory.dmp

          Filesize

          64KB

        • memory/2884-17-0x0000000000500000-0x0000000000510000-memory.dmp

          Filesize

          64KB

        • memory/2884-19-0x0000000000490000-0x0000000000496000-memory.dmp

          Filesize

          24KB

        • memory/2884-26-0x0000000000240000-0x0000000000246000-memory.dmp

          Filesize

          24KB

        • memory/2884-27-0x0000000000500000-0x0000000000510000-memory.dmp

          Filesize

          64KB