Analysis

  • max time kernel
    120s
  • max time network
    104s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-10-2024 17:35

General

  • Target

    a47743c6fcb546818ef4c4c016ef6e43f01c7748c04bd09b4458f855368a2430N.exe

  • Size

    38KB

  • MD5

    587a29b5c8bbae13138cb155b1caf7a0

  • SHA1

    5cb60c1d47aa3da80480b76d8e0e2d0c8e3ed558

  • SHA256

    a47743c6fcb546818ef4c4c016ef6e43f01c7748c04bd09b4458f855368a2430

  • SHA512

    32751b1ee13b302d2b547bd863448b0ccc19974a1fbded00b21355e723fcdf0479567e812ed64854ac3248c0cdf1654cb7ed3350bd63aa90f127962e3758bc1e

  • SSDEEP

    768:kBT37CPKKdJJcbQbf1Oti1JGBQOOiQJhATBHfBo8o3Pz:CTW7JJZENTBHfiPz

Malware Config

Signatures

  • Renames multiple (4655) 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\a47743c6fcb546818ef4c4c016ef6e43f01c7748c04bd09b4458f855368a2430N.exe
    "C:\Users\Admin\AppData\Local\Temp\a47743c6fcb546818ef4c4c016ef6e43f01c7748c04bd09b4458f855368a2430N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:5012

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3350944739-639801879-157714471-1000\desktop.ini.tmp

    Filesize

    38KB

    MD5

    5eb3ca45c332aab4f59a1f46238012d2

    SHA1

    fea49fcfbd9c761aa73d9ec0d0442ad5eb492fc9

    SHA256

    67c8c39c532866fba8c561cd70de4ff5116673f72c643fe147579a5b45806570

    SHA512

    e9bdeaecbbbc35c4204f9a9ee5a64b8e2ff52744195a4ea756ae3f8cb876831f104058bb7c4fa4448e36c843b7bf7a5f020077e043337dfffabf67ec289f771a

  • C:\Program Files\7-Zip\7-zip.dll.tmp

    Filesize

    137KB

    MD5

    d11798695fe19d0fbbf73d57e85ef211

    SHA1

    58c0e4f01c2c7d2ce8e5ae96956384a00b336282

    SHA256

    728010b2a90576cb7982579bcbd49d3c227772a06dec025c897bfdb793bee12d

    SHA512

    ac6511772640459a275d029a8c138066c77e465d80ead504cef75fbc6c51fd201c2436ba066a0a679bfbda517943844ec41f29e04a8cf034e2561b4b44ffb109

  • memory/5012-0-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/5012-699-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB