Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250211-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250211-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-02-2025 06:08

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:2040
  • C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
    "C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIwIiBpbnN0YWxsZGF0ZXRpbWU9IjE3MzkyODMyMzYiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4Mzc1NDI1MTE0ODAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1NTM5Njc2NDcxIi8-PC9hcHA-PC9yZXF1ZXN0Pg
    1⤵
    • System Location Discovery: System Language Discovery
    • System Network Configuration Discovery: Internet Connection Discovery
    PID:4372

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\$Recycle.Bin\S-1-5-21-2508704002-2325818048-3575902788-1000\desktop.ini

    Filesize

    2KB

    MD5

    437600e7b238eca4e0eed93fc8b85001

    SHA1

    5c045bea450e1fc482acd349308eef90ca2a7ac9

    SHA256

    ad2f2046fff6f94c62dacc898e86ee9ee230f7cc578d137c868273dcd7e14141

    SHA512

    60fc33431ce2aa6e8489aa98dd089fe9e8be5f135325a542656dfd0192faed68c3ad065df39b45300bb79401970833a600a41b402d93f1af6dac7366c81c0e8a

  • C:\how_to_decrypt.hta

    Filesize

    11KB

    MD5

    bcbfd2ed887a7dc2378a47b0b54fb4ac

    SHA1

    b08d155a3ce750f44edab0421ca10a454b23f5de

    SHA256

    a215f2a8fb63cd95485403967527c752ea3c4953beef17ae72c9fb9e8fc018de

    SHA512

    4326712e6bd541ca2caec53436ddaebbf5ba3196ee5fb5e1654d9ad64a98a6c36b533d69f07576c0e5adc8b910912396540ec78c45b61f9ff0da1381e385cb1c

  • memory/2040-15-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/2040-3-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/2040-7-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/2040-8-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/2040-0-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/2040-2-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/2040-1-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/2040-666-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/2040-3023-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/2040-9956-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/2040-16668-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/2040-20686-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB

  • memory/2040-20721-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB