Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250207-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/02/2025, 06:45

General

  • Target

    d743daa22fdf4313a10da027b034c603eda255be037cb45b28faea23114d3b8a.exe

  • Size

    1.1MB

  • MD5

    1852be15aa8dcf664291b3849bd348e4

  • SHA1

    eea811d2a304101cc0b0edebe6590ea0f3da0a27

  • SHA256

    d743daa22fdf4313a10da027b034c603eda255be037cb45b28faea23114d3b8a

  • SHA512

    91ca1d44fa98a43dbc53541cecb8ca656df01d6dc57783f12c70df49347520e150796834731b56107976b5b9dc915006d18caf39ac6792187d605542452bd4eb

  • SSDEEP

    24576:hY6frxBDmkY+Jr0Iql2v4sx+uxtTyJuqe:bKuTvBwSdCud

Malware Config

Signatures

  • Detects Trigona ransomware 13 IoCs
  • Trigona

    A ransomware first seen at the beginning of the 2022.

  • Trigona family
  • Downloads MZ/PE file 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops desktop.ini file(s) 4 IoCs
  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

Processes

  • C:\Users\Admin\AppData\Local\Temp\d743daa22fdf4313a10da027b034c603eda255be037cb45b28faea23114d3b8a.exe
    "C:\Users\Admin\AppData\Local\Temp\d743daa22fdf4313a10da027b034c603eda255be037cb45b28faea23114d3b8a.exe"
    1⤵
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:1692
  • C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
    "C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSI1IiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU5ODUiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODQ0NDQzNjAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MTg5Mzc3OTQ0Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
    1⤵
    • System Location Discovery: System Language Discovery
    • System Network Configuration Discovery: Internet Connection Discovery
    PID:2620

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\$Recycle.Bin\S-1-5-21-3311063739-2594902809-44604183-1000\desktop.ini

    Filesize

    2KB

    MD5

    b03da73f95f6c881195674fda026bd63

    SHA1

    2b264cf5fa9869ebf60323b6fdc91e411016f90a

    SHA256

    3794750f99ea3c933092baa8de6216c9e05287ac869e982a4b3781268647c8ff

    SHA512

    b564fc8994a4721e901bc46c39fd90e32c8d1191654170a03df09d545686680d18236f616a0e38f7d930328c3bc776cd77c04be76f17a7241816a2ff41447801

  • C:\how_to_decrypt.hta

    Filesize

    11KB

    MD5

    7711f3c3ba1bd87920feeb99efa62adb

    SHA1

    b52be18f93237af1814b6f252efdb8eed616af18

    SHA256

    da6511335b1e0a33113e9f13404ff3b2972723bb8c0dabd32e265dc113248c54

    SHA512

    9e34d06b6a56dad31945023f53323e36c9205924e32b665e4793f83fb848f030b0a1b23730e61b9c6ef81fe3f7258a87e2324e715b0cea0d34ae67957611aa58

  • memory/1692-4-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/1692-0-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/1692-7-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/1692-14-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/1692-2-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/1692-1-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/1692-781-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/1692-7525-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/1692-16343-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/1692-20742-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/1692-20764-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/1692-20765-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/1692-20766-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB