Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-06-2024 04:48

General

  • Target

    2024-06-16_f740fa97828418a168262c29fb8dcdd1_ryuk.exe

  • Size

    1.5MB

  • MD5

    f740fa97828418a168262c29fb8dcdd1

  • SHA1

    2d56fcbcc18b989036dcb08bfe4da267f3d4faa5

  • SHA256

    69cc68e5545b25a09e3e7842b8c26acaeba5f724929754834f1a373d2dbedc2a

  • SHA512

    fe7c83f12faac49107d2dbf164ea5c05a0ba156bbd4a49fd983464fadfa940d1af454d681b38f704c358176865abc4fe49a57f9dc90b21ceb9b33aa41fd4a577

  • SSDEEP

    12288:vKuDyHxOuaAFSus//qgxs9FNwp7fEkXKbNWa3oePwfrVMgGLPgee7BwoVn5kuiHQ:4xFSu8qgUNwNcdQeoe2IW++nOqnb5

Malware Config

Signatures

  • Azov

    A wiper seeking only damage, first seen in 2022.

  • Renames multiple (87) files with added filename extension

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-06-16_f740fa97828418a168262c29fb8dcdd1_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-16_f740fa97828418a168262c29fb8dcdd1_ryuk.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in Program Files directory
    PID:4604

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files\7-Zip\Lang\RESTORE_FILES.txt

    Filesize

    2KB

    MD5

    78ede93114e65f9160fd03d3357c56e6

    SHA1

    88d531b101e57655f1d0d26c6b3257aa2468d460

    SHA256

    c97412fbf88da8f91099a52888dea4c3f222cd95af3e681e3271cbca8b6b7bb5

    SHA512

    074a4c741273902ccacb6f573b96d8accedb2ee405dbd04350cdbf54d180c1fd577a4e90c2aae26bf72f3782403f4494db6e3501a04cfd9d7d81a6bc14884b9d

  • memory/4604-2-0x0000021D8EDE0000-0x0000021D8EDE4000-memory.dmp

    Filesize

    16KB

  • memory/4604-1-0x0000021D8EDD0000-0x0000021D8EDD5000-memory.dmp

    Filesize

    20KB

  • memory/4604-0-0x0000021D8EDB0000-0x0000021D8EDB7000-memory.dmp

    Filesize

    28KB

  • memory/4604-5-0x0000021D8EDD0000-0x0000021D8EDD5000-memory.dmp

    Filesize

    20KB

  • memory/4604-6-0x0000021D8EDD0000-0x0000021D8EDD5000-memory.dmp

    Filesize

    20KB

  • memory/4604-8-0x0000021D8EDD0000-0x0000021D8EDD5000-memory.dmp

    Filesize

    20KB

  • memory/4604-16-0x0000021D8EDE0000-0x0000021D8EDE4000-memory.dmp

    Filesize

    16KB