Analysis

  • max time kernel
    150s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    13/02/2025, 06:01

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:2156

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\$Recycle.Bin\S-1-5-21-1846800975-3917212583-2893086201-1000\desktop.ini

    Filesize

    2KB

    MD5

    d037b5587ef9a6e48967492112225933

    SHA1

    f427d1303721abe884ad919e9abd75155c6efcdf

    SHA256

    af6ae71d38e07223bcf5d93ad83b7238b96d4563a087253f2507491514675856

    SHA512

    a499ed9f61a98b41f72a1a67f6a2ed5d8d7e8f09d8d000a6eabf9b96f231402cbf208e2a3fb536184e71eff31a12af856e80988899cfcbe350d96ad77d022673

  • C:\$Recycle.Bin\S-1-5-21-1846800975-3917212583-2893086201-1000\how_to_decrypt.hta

    Filesize

    12KB

    MD5

    a77a055620832abe993829b763b8a80d

    SHA1

    49fb1a87c2b9c6db65fd622a0a3b067dddc6ee36

    SHA256

    7e3d8b56bee946639cb1fda7ee5d7218979b94cdd4e62fa9e5ede59975d78b1d

    SHA512

    c041f3b9d92b01d1a54fe92a83810b26a27e66125ec2c20844b92d2c89bc985a20a12554d8169c37a5e5549e1faad5bdfad00edb9c87a5cf3d08a57c6f7a4f70

  • memory/2156-13113-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB

  • memory/2156-15198-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB

  • memory/2156-0-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB

  • memory/2156-1889-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB

  • memory/2156-2252-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB

  • memory/2156-2-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB

  • memory/2156-2975-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB

  • memory/2156-2893-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB

  • memory/2156-8-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB

  • memory/2156-1-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB

  • memory/2156-13114-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB

  • memory/2156-13115-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB

  • memory/2156-2288-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB

  • memory/2156-27574-0x0000000000400000-0x00000000005CF000-memory.dmp

    Filesize

    1.8MB