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Analysis

  • max time kernel
    150s
  • max time network
    70s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    13/02/2025, 06:13

General

  • Target

    a891d24823796a4ffa2fac76d92fec2c7ffae1ac1c3665be0d4f85e13acd33f9.exe

  • Size

    1.7MB

  • MD5

    68635ad9d12f683071611bfd34c1ec34

  • SHA1

    3d59b3053f9f531197a47a6a936240cb81a700d9

  • SHA256

    a891d24823796a4ffa2fac76d92fec2c7ffae1ac1c3665be0d4f85e13acd33f9

  • SHA512

    811764a687edc700883ae31503bedb299702ee6281ae57bc0885f9fd60f80d0f572f545bb060dcd610f904167665ee2a520dbdd77e4f4fd953250b1fcf48cf96

  • SSDEEP

    24576:GGA0AhSVzjJqVR/xmx0AsQ5r2jOGJTS8KmlI+u+68+05vNR:JAhuzc3DXJTS8KmVzecH

Malware Config

Signatures

  • Detects Trigona ransomware 14 IoCs
  • Trigona

    A ransomware first seen at the beginning of the 2022.

  • Trigona family
  • Drops startup file 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops desktop.ini file(s) 14 IoCs
  • Drops file in Program Files directory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a891d24823796a4ffa2fac76d92fec2c7ffae1ac1c3665be0d4f85e13acd33f9.exe
    "C:\Users\Admin\AppData\Local\Temp\a891d24823796a4ffa2fac76d92fec2c7ffae1ac1c3665be0d4f85e13acd33f9.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    PID:2508

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\$Recycle.Bin\S-1-5-21-2703099537-420551529-3771253338-1000\desktop.ini

    Filesize

    2KB

    MD5

    1971455579e31d3d08bc0c5127971e52

    SHA1

    820aa293a95dd703f3d36fb69e083cb5b531a863

    SHA256

    40060dc64b4d290926b91360c3627045d991360bcd17fea0face7c202d36f9c2

    SHA512

    4399c3dcae3d7317bef605a68e4eb823f4dadca07a6bdd9ef810b2ca171fc4bb6399ed54ac16934c6152f3721656fc7d7230a98b2de9895bf55a1ab3d6bc91c2

  • C:\$Recycle.Bin\S-1-5-21-2703099537-420551529-3771253338-1000\how_to_decrypt.hta

    Filesize

    12KB

    MD5

    428548386e750547de40a136e3ff0980

    SHA1

    14303d792c9532a3ff6203c93ad6bc88b3b6b73b

    SHA256

    e5d99dc98c9f7bac0253fd28c75350b585cabdd185ac5c41fa0a2d0b2e6a5574

    SHA512

    77d90ae728dd2578c3ca483216d5dd8109de5b3f2a251ed84c16212f983b5c7f4891bc794d646764c1d84322ccf0d123bd197b59c3357b19eb9e05f70a55763d

  • memory/2508-2891-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB

  • memory/2508-2982-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB

  • memory/2508-2-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB

  • memory/2508-1733-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB

  • memory/2508-2247-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB

  • memory/2508-1-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB

  • memory/2508-0-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB

  • memory/2508-8-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB

  • memory/2508-11797-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB

  • memory/2508-13112-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB

  • memory/2508-13113-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB

  • memory/2508-15034-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB

  • memory/2508-25809-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB

  • memory/2508-29226-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB