Analysis

  • max time kernel
    120s
  • max time network
    14s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    28/09/2024, 19:38

General

  • Target

    c98cb77dae2ec0031af0f84e46b03b01ddeaa2fda8a613510c970af0c53de0cdN.exe

  • Size

    56KB

  • MD5

    74828fbd67c9c8815f3dc569a981bf40

  • SHA1

    096e269263026275267b3436a547d1a33e502cb2

  • SHA256

    c98cb77dae2ec0031af0f84e46b03b01ddeaa2fda8a613510c970af0c53de0cd

  • SHA512

    66cbaaa4475164c782a45caa514285ccca97b962f38943c510a3f095603355671588daca9aaeb2e2728c5cbe285d75e7d1123aa7154676705d1ee9dcf13c9bed

  • SSDEEP

    768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcI9Ro+QOViJfo+QOViJY8zG:V7Zf/FAxTWoJJ7TPUr8zdI

Malware Config

Signatures

  • Renames multiple (3192) 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
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

Processes

  • C:\Users\Admin\AppData\Local\Temp\c98cb77dae2ec0031af0f84e46b03b01ddeaa2fda8a613510c970af0c53de0cdN.exe
    "C:\Users\Admin\AppData\Local\Temp\c98cb77dae2ec0031af0f84e46b03b01ddeaa2fda8a613510c970af0c53de0cdN.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2152

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\$Recycle.Bin\S-1-5-21-1506706701-1246725540-2219210854-1000\desktop.ini.tmp

          Filesize

          56KB

          MD5

          1633c9d76c98428b899dbc91044f3dc9

          SHA1

          aea68e061058ebbc7b9d257648b7506819c80415

          SHA256

          8c71399e12ac7e3dd901425cf2ef0da10f72d794b9d8e418957f6f24e7f40af7

          SHA512

          483a2f4033039a66c404acc107d50fe9a2680973571ffa2879c50cacb215e81821a95da8156430150cea1d21e27d960d19adf861b70f330d40471295e7302c15

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

          Filesize

          65KB

          MD5

          886b85bed28999fd57bc3130279b3a3f

          SHA1

          cdf0fa18cb8df678b3c2876e6b06234eabcaf207

          SHA256

          ea192f02ac12118bdf89f4edfe7c02029dd95e7cddca4fb6f9d5bf747452936f

          SHA512

          36fe80a7365d5f85aa6c9d7246c52054c53d1598fdf6ba24d147ff6c2c301c30137670116c04c2ecca9719d8762db6c3d2709dd524b193279b1e7ed96ad982e6

        • memory/2152-0-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB

        • memory/2152-70-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB