Analysis

  • max time kernel
    64s
  • max time network
    53s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    01/10/2022, 17:58

General

  • Target

    7042cd3e788270d66c720574341fd816f0df2c71b1f29404ee340a4ed034172a.exe

  • Size

    892KB

  • MD5

    61579dfaef681b1e74a8f379c036a7a0

  • SHA1

    96a53ebd07da876ae6bbd65c247e2e9b7c5cd25b

  • SHA256

    7042cd3e788270d66c720574341fd816f0df2c71b1f29404ee340a4ed034172a

  • SHA512

    9accd7f6d9c8c69f3c594d470095889fc4472ce01b61aea673dd03a79fd65d904919e2ea30db65b9747d65533bfad71513949fb671107f12b7a28f5d070be0f7

  • SSDEEP

    24576:GUbSHgO7JVvhxKmbuO6x56IJqR6BGsP94ru:GUbSHgO7JVvhxKm6OctcR6csP94ru

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
  • Loads dropped DLL 1 IoCs
  • 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\7042cd3e788270d66c720574341fd816f0df2c71b1f29404ee340a4ed034172a.exe
    "C:\Users\Admin\AppData\Local\Temp\7042cd3e788270d66c720574341fd816f0df2c71b1f29404ee340a4ed034172a.exe"
    1⤵
    • Modifies system executable filetype association
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    PID:1460
    • C:\Users\Admin\AppData\Local\Temp\3582-490\7042cd3e788270d66c720574341fd816f0df2c71b1f29404ee340a4ed034172a.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\7042cd3e788270d66c720574341fd816f0df2c71b1f29404ee340a4ed034172a.exe"
      2⤵
      • Executes dropped EXE
      PID:816

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\3582-490\7042cd3e788270d66c720574341fd816f0df2c71b1f29404ee340a4ed034172a.exe

          Filesize

          852KB

          MD5

          84601607489f7bfbf445085acfdd9dad

          SHA1

          0f7ecea69d2e9de166149e3b877b3e3331288c6d

          SHA256

          47ac8042080847a1ca02340ed2e2c3752e6c4566cd53255f12f4846cd6bac503

          SHA512

          33f00777abe0e13eddd99d50981923d6e6101573ea059095592df2968ed9d420919f9ed790c398adab25a3d460b6fb066480fd92453bf139b844fe7956cc033f

        • \PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

          Filesize

          252KB

          MD5

          9e2b9928c89a9d0da1d3e8f4bd96afa7

          SHA1

          ec66cda99f44b62470c6930e5afda061579cde35

          SHA256

          8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

          SHA512

          2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

        • memory/1460-54-0x0000000075FE1000-0x0000000075FE3000-memory.dmp

          Filesize

          8KB