Analysis

  • max time kernel
    150s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    24-05-2024 19:57

General

  • Target

    1d5d0b76f1bd5bb7230f3711933dd907f62c1fe0c612b1e9e3139ca8b5330991.exe

  • Size

    40KB

  • MD5

    6f8716ab63d33729682538510d37ec4c

  • SHA1

    276a8ac246266998f30d8b51da00d1e5fe44e03b

  • SHA256

    1d5d0b76f1bd5bb7230f3711933dd907f62c1fe0c612b1e9e3139ca8b5330991

  • SHA512

    6412cd812115d5b6ba153b7c99d65a12c07ff2521c6129484315e6f34cf5090cfa1f57a0c8e6b2cd67130ddae74a81de8a9bd113a9f3af605ce48e7438b8f743

  • SSDEEP

    768:kBT37CPKKIm0CAbLg++PJHJzIWD+dVdCYgck5sIZFlzc3/Sg2aDM9uA9DM9uAFa:CTWn1++PJHJXA/OsIZfzc3/Q8a

Score
9/10

Malware Config

Signatures

  • Renames multiple (3865) 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\1d5d0b76f1bd5bb7230f3711933dd907f62c1fe0c612b1e9e3139ca8b5330991.exe
    "C:\Users\Admin\AppData\Local\Temp\1d5d0b76f1bd5bb7230f3711933dd907f62c1fe0c612b1e9e3139ca8b5330991.exe"
    1⤵
    • Drops file in Program Files directory
    PID:2340

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

    40KB

    MD5

    d42ec2d3575ab5700005c3655b763aab

    SHA1

    9ec7a00103f190850da0bbdac24c190c11164cce

    SHA256

    df047d3108f0d350f7543fbdced2ea64085c81eb90c0735b7de803e81144977c

    SHA512

    b23cb73d384da1f60f5e24a45d871e2cb911a529e1f9230fadfba6d928570ac5a22df6de5cfcb66704b6939da9a0f33369ba26aafde251d5ee82cb7cb1fff674

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

    49KB

    MD5

    c6b67e13455b0192b1abf9b52a46a3d0

    SHA1

    139a50f4a902d0c3949b8af20a12fa846502d27c

    SHA256

    a82dd3ff2c433d40dd15c5938ce9ac5f75bae60a263dca552715411451907358

    SHA512

    fed251508339f40285489eb110dc277ba5bb074b12659f491153fd9d41018f155d440ebddfae523bbecaf9aa1f8189cfc46eb4bba1a9fb8306f6d286546389f1

  • memory/2340-0-0x0000000000400000-0x000000000040A000-memory.dmp
    Filesize

    40KB

  • memory/2340-86-0x0000000000400000-0x000000000040A000-memory.dmp
    Filesize

    40KB