Analysis

  • max time kernel
    150s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    29-04-2024 10:52

General

  • Target

    f0da4c3deeda85016c3e7e5ed4bf9875.exe

  • Size

    641KB

  • MD5

    f0da4c3deeda85016c3e7e5ed4bf9875

  • SHA1

    5d9deeec7ef92224766027e609c08a8bd08e0661

  • SHA256

    e27d09fa30ac00e7863ae318a349de4110626fdfa9423b7fad69666d9585def0

  • SHA512

    cfab1e334fb0cf58b5b8d29257228b182812c4584fa17829a01add4a628304d143e0957ce5b6d6e322c69974a1d6f633c1bb97cdcba1d4a9e631b9942ea980d7

  • SSDEEP

    12288:AQtyZGtKgZGtK/CAIuZAIuM2lWRPWhA9PRWg9K:AItj2lmW4RW

Score
9/10

Malware Config

Signatures

  • Renames multiple (1925) files with added filename extension

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

  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f0da4c3deeda85016c3e7e5ed4bf9875.exe
    "C:\Users\Admin\AppData\Local\Temp\f0da4c3deeda85016c3e7e5ed4bf9875.exe"
    1⤵
    • Drops file in Program Files directory
    PID:2252

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\$Recycle.Bin\S-1-5-21-2721934792-624042501-2768869379-1000\desktop.ini.tmp

    Filesize

    641KB

    MD5

    579f285d8ed0ccc53f152a7a0177276d

    SHA1

    b60345203beeafccb187b572ef086271041db580

    SHA256

    69e138a5ded3054a82e055fe4c066ea172fb8b7648c66c72bda98c6bf3cad7c6

    SHA512

    7f203336ba09479efc898e2ce8c53022df2b642b5ce3425f1f935a9e37b6dd788ba562b38720892ec5c745c5cec4d015b81956fbc8681cd34a4bf1b8a250fff1

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

    Filesize

    650KB

    MD5

    3649b1703d6fa6713a7b9a2cb60de66f

    SHA1

    63e591ff0077a889213f90e97fc56089f1948075

    SHA256

    651bea8f42fef464cf82acfbc0b69b345d8e67abc584edf78c619aebab8b6b8f

    SHA512

    3dfa9c84600329376131859011998e3bb74be1e406bfccb8df830cf9534e48093c838d584a2dbcd96bb2cd5e7ca3f5d50cc1c40c5d0352ef946f2aab33c4f64b

  • memory/2252-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2252-310-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB