Analysis

  • max time kernel
    150s
  • max time network
    105s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/08/2024, 06:54

General

  • Target
    ed3c379ebb64f7c1fc4b3e9234df253ac3366436c889f0efa7330089a23c8ca4.exe
  • Size 84KB
  • Sample240825-hpmsxssdrp
  • SHA256 ed3c379ebb64f7c1fc4b3e9234df253ac3366436c889f0efa7330089a23c8ca4
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Renames multiple (5031) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • UPX packed file 4 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

Processes

  • C:\Users\Admin\AppData\Local\Temp\ed3c379ebb64f7c1fc4b3e9234df253ac3366436c889f0efa7330089a23c8ca4.exe
    "C:\Users\Admin\AppData\Local\Temp\ed3c379ebb64f7c1fc4b3e9234df253ac3366436c889f0efa7330089a23c8ca4.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2324

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        desktop.ini.tmp

        • Path C:\$Recycle.Bin\S-1-5-21-1302416131-1437503476-2806442725-1000\desktop.ini.tmp
        • Size 84KB
        • SHA256 36ff96de9e0e5460e22dcd7d8bab45fab2abbcacaa3b9613f529522565f3ac0f
        • MD5 SHA1 SHA512 SSDEEP

        7-zip.dll.tmp

        • Path C:\Program Files\7-Zip\7-zip.dll.tmp
        • Size 183KB
        • SHA256 deb6ba9f8eeba3e31e12d5905c0140afa134e2959cbbd15fddea5cb57064a29c
        • MD5 SHA1 SHA512 SSDEEP

        memory/2324-0-0x0000000000400000-0x000000000040B000-memory.dmp

        memory/2324-810-0x0000000000400000-0x000000000040B000-memory.dmp