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Analysis

  • max time kernel
    139s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/11/2023, 05:12

General

  • Target

    NEAS.f96d72c2ec720db9b8cca7ce9f403390.exe

  • Size

    426KB

  • MD5

    f96d72c2ec720db9b8cca7ce9f403390

  • SHA1

    212f374f6de532eab335d9efd95d02d7df6c704c

  • SHA256

    07f8c94a943d14c0691d3dd5a36037f63cac62f378ec80338c52995e357e8e12

  • SHA512

    675bef417900d5ce1c78d7373c4efc977e700c8f1be2b7ef95f08083adfaf2757f1eb5394fd13eafef67b2470dd1b59b952c3f5667ec9736f58e8dbf3c2b75af

  • SSDEEP

    3072:0ChJgYMm4xf9cU9KQ2BxA59SPMsOo6n2f0YK0FN8lpSUyKncAxi2/:8YMm4xiWKQ2BiCMMZK03kNcAT/

Score
10/10

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.tripod.com
  • Port:
    21
  • Username:
    onthelinux
  • Password:
    741852abc

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.f96d72c2ec720db9b8cca7ce9f403390.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.f96d72c2ec720db9b8cca7ce9f403390.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:4228
    • C:\Program Files (x86)\87b6dc2f\jusched.exe
      "C:\Program Files (x86)\87b6dc2f\jusched.exe"
      2⤵
      • Executes dropped EXE
      PID:4352

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\87b6dc2f\87b6dc2f

    Filesize

    17B

    MD5

    89931a70501a3362b6823b53523f5a77

    SHA1

    88c7e199c462ed8cc3af0ba453512b5b1fdcfdb5

    SHA256

    d30d9a0e64bc9f4a306617f087f30de6d57a5413793ab7bde13a299777a1b254

    SHA512

    8fa7ab4824ae86f3f47b3718c11f79ef275dd0639396572eaeb1262ad9153ccf43c633a7b292e30c97370436a09f22fbcf817a802015650ffb1f84d2b83483bd

  • C:\Program Files (x86)\87b6dc2f\jusched.exe

    Filesize

    426KB

    MD5

    7321b4aa7bf6cc655acbf838da93b322

    SHA1

    b511c21b719f81bfcea94273c1a6909d1fe16879

    SHA256

    e1fa3f503298e3ca9336cba676328cbd4dd3e8f23cc8bb5be670699fc9be7e5c

    SHA512

    d4f113014b8193e7d057c1b0eddaf8c178c432c5ec9117573d090662d1e9bd908ea669d3124499585287c363e1954b8a39d33b4c6165466d6e0d5e263eacea2b

  • C:\Program Files (x86)\87b6dc2f\jusched.exe

    Filesize

    426KB

    MD5

    7321b4aa7bf6cc655acbf838da93b322

    SHA1

    b511c21b719f81bfcea94273c1a6909d1fe16879

    SHA256

    e1fa3f503298e3ca9336cba676328cbd4dd3e8f23cc8bb5be670699fc9be7e5c

    SHA512

    d4f113014b8193e7d057c1b0eddaf8c178c432c5ec9117573d090662d1e9bd908ea669d3124499585287c363e1954b8a39d33b4c6165466d6e0d5e263eacea2b

  • C:\Program Files (x86)\87b6dc2f\jusched.exe

    Filesize

    426KB

    MD5

    7321b4aa7bf6cc655acbf838da93b322

    SHA1

    b511c21b719f81bfcea94273c1a6909d1fe16879

    SHA256

    e1fa3f503298e3ca9336cba676328cbd4dd3e8f23cc8bb5be670699fc9be7e5c

    SHA512

    d4f113014b8193e7d057c1b0eddaf8c178c432c5ec9117573d090662d1e9bd908ea669d3124499585287c363e1954b8a39d33b4c6165466d6e0d5e263eacea2b

  • memory/4228-0-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/4228-15-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/4352-14-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB