Analysis

  • max time kernel
    94s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/10/2022, 05:01

General

  • Target

    498068068c867aec6bac847bdf224f7d72d19186e52291cf3ed3a2342bbba6f5.exe

  • Size

    877KB

  • MD5

    514a3c73740fa497f122a581da263bac

  • SHA1

    10260fd2586f7bad658cfb141e107b2904b72f44

  • SHA256

    498068068c867aec6bac847bdf224f7d72d19186e52291cf3ed3a2342bbba6f5

  • SHA512

    6011d2a964f3dfae78b49f70ee83d34d24abd2e5f0bdd84f6be63e340d536a52e3c7e6fc26dfddf0bbb6a08763d1aa257b8da9fafaf156452a7ae181c086740f

  • SSDEEP

    24576:ipA751AaVhA1kuOiG9FU4UKsdi4WiB0EBkT:oA79VhA1kC5Ks04OT

Malware Config

Signatures

  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\498068068c867aec6bac847bdf224f7d72d19186e52291cf3ed3a2342bbba6f5.exe
    "C:\Users\Admin\AppData\Local\Temp\498068068c867aec6bac847bdf224f7d72d19186e52291cf3ed3a2342bbba6f5.exe"
    1⤵
    • Modifies system executable filetype association
    • Checks computer location settings
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2368
    • C:\Users\Admin\AppData\Local\Temp\3582-490\498068068c867aec6bac847bdf224f7d72d19186e52291cf3ed3a2342bbba6f5.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\498068068c867aec6bac847bdf224f7d72d19186e52291cf3ed3a2342bbba6f5.exe"
      2⤵
      • Executes dropped EXE
      PID:3400

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\3582-490\498068068c867aec6bac847bdf224f7d72d19186e52291cf3ed3a2342bbba6f5.exe

          Filesize

          837KB

          MD5

          60daababc55e1512bea31edb9728ed2f

          SHA1

          1b5bd787da8fdd9855228868e85d2ca0a02e5de9

          SHA256

          be638fecfcd763d20d7771e6f445d92fefecbf211b8b209bc3ca12f542946ed0

          SHA512

          04666fa799fc881aebdb3152e544c6c059cd97406b4c54b7aafb6759809589bef33f9f7b1f5571d224f3d48d75bc5530ade34f9b5d7330d580af4a3e0f1bb3a8