Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    25-05-2024 05:51

General

  • Target

    f34c51839be404c17c4cd3858cae14ad2de6fe2d6035a00d6fa7c774c0006471.exe

  • Size

    84KB

  • MD5

    34f6c16351960b76d885667774f4290c

  • SHA1

    beba7ec4a8de79b9cf93c1a68786578287b63ade

  • SHA256

    f34c51839be404c17c4cd3858cae14ad2de6fe2d6035a00d6fa7c774c0006471

  • SHA512

    c8b42afd47259ebf3c4d983accbfcf2a8e3acf59c631e4464ac4af60b8c2971c84523188be9d2472be3287cd30795da6622e2754b977f76440f322c5947f2767

  • SSDEEP

    1536:W7ZhA7pApMaxB4b0CYJ97lEVqNR7Yge+eJG/x/6lDj:6e7WpMaxeb0CYJ97lEYNR73e+eKZaDj

Score
9/10

Malware Config

Signatures

  • Renames multiple (3435) files with added filename extension

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

  • Drops file in Program Files directory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f34c51839be404c17c4cd3858cae14ad2de6fe2d6035a00d6fa7c774c0006471.exe
    "C:\Users\Admin\AppData\Local\Temp\f34c51839be404c17c4cd3858cae14ad2de6fe2d6035a00d6fa7c774c0006471.exe"
    1⤵
    • Drops file in Program Files directory
    PID:2368

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3627615824-4061627003-3019543961-1000\desktop.ini.tmp
    Filesize

    84KB

    MD5

    c2ecc8e0a76f7b8da97d45d54cfcaa14

    SHA1

    73c9446bdec79346d34e4eddcac1de4ae8a450e1

    SHA256

    3c3a3e0bb0d2f0a49c6138ea64c9b1a5b3990ca8794b4d5132f869c3bcf0ca08

    SHA512

    af204138d7e9a7661610282c002d89b09577e49d077305c91e4fd95ebd07ae96bab9cac281e60e37720504fc3437774b25047a8652f5a5402feb1e4c23b5a5df

  • C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\Office64WW.xml.tmp
    Filesize

    93KB

    MD5

    d9a8eb69e1aa67c2b2972bb88052d499

    SHA1

    211701779a00eb29e2e4ee14b46b3a7dc5587b56

    SHA256

    5e7854ff4ec0e1c12e4839998996fa797f31f5a66f780e0a1bf33b967386dc23

    SHA512

    9f046bbfd0f9c4e0a0bb78692c1668c7862d38fc4f00218ea71dbcf628aebe6c1202eaa27f080131c26ffed7840799b75a07044745e3f78f532f6a3478bbb722