Analysis

  • max time kernel
    149s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    31/05/2024, 19:29

General

  • Target

    20b4cefaaa5f7a75fe5f7f259a1114654e0d1bb100a49e3cb9039e2b81416c20.exe

  • Size

    58KB

  • MD5

    45870a2f839848087d70cba93f507b52

  • SHA1

    ef8d04cee783229445c3904aa093ad3af8288b4d

  • SHA256

    20b4cefaaa5f7a75fe5f7f259a1114654e0d1bb100a49e3cb9039e2b81416c20

  • SHA512

    1802f5f5c8606c1daa275efab11a31996ffb6479096033fff1c2d992643395667ad396efce7407d7d201ac93a00e1ec83cbf7ae0f5ca98149ad183ed6d69cb57

  • SSDEEP

    768:W7BlpNLpARFbhblkYlkrt8PWGoPWGqMs1MsR5nd5nGrA:W7ZNLpApCZrt8PWGoPWGANdNh

Score
9/10

Malware Config

Signatures

  • Renames multiple (592) 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\20b4cefaaa5f7a75fe5f7f259a1114654e0d1bb100a49e3cb9039e2b81416c20.exe
    "C:\Users\Admin\AppData\Local\Temp\20b4cefaaa5f7a75fe5f7f259a1114654e0d1bb100a49e3cb9039e2b81416c20.exe"
    1⤵
    • Drops file in Program Files directory
    PID:1152

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-330940541-141609230-1670313778-1000\desktop.ini.tmp

    Filesize

    58KB

    MD5

    a963cefe7d03e486eba2e418dcf40135

    SHA1

    15d2fe420566751fe5dd01cddb9c649bd7b9d4f1

    SHA256

    a10645ba2a52d71ec0c10d9ecf973b4d97df63e0db369d1c47171485bc17dc2f

    SHA512

    c29990cca43b70c6bc1c9fb193629234bd57bde995d2821e40afc91c36c43bd22211dd1de408f362b7a2ecf0797c5acbfd17e6422f43f4346b0d2a3bf43fbd76

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

    Filesize

    67KB

    MD5

    c14c5fc55f5a9648422af795775b0afa

    SHA1

    9136a9008c57724396df39aab653a4073c2e2c2b

    SHA256

    80f4dd7f52800c596446f1f418d4cd3924e365c462ec5026cbcfecb92dcaa425

    SHA512

    3e3f646bdec858257dee0f30e4cda5d3849202e3d73a82cbe853004d5677d92eb9e290acb2064146d0d6105a5bda0681fe21b9e994e7cf59fa04a262ecc673d8