Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    25-01-2024 16:21

General

  • Target

    74f4e12c2d7e1f8a3d389b2dfd75d4ea.exe

  • Size

    156KB

  • MD5

    74f4e12c2d7e1f8a3d389b2dfd75d4ea

  • SHA1

    c2d3a05c3d16d5191e4f6524768e3ed4d2412533

  • SHA256

    852ba07513c087e5885fc3320332825a0cc846eda7ff3c649e77f9a1abe477dc

  • SHA512

    2ac8a84e8f14d069c202b985061592e2486cedbbac1cd43e68250191efd5717a07d2213e182358d3a471d09447e8f7b9a03deb1a5f48cd21ef70f3af1eac5e86

  • SSDEEP

    3072:/Goe5g+GwD8w2+d5bWIrJ4E5n41sSLeH8ozK/d/18UlyG4oQZiEXrA:/2WIrJ4E5n41pVN/jhFWm

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 52 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\74f4e12c2d7e1f8a3d389b2dfd75d4ea.exe
    "C:\Users\Admin\AppData\Local\Temp\74f4e12c2d7e1f8a3d389b2dfd75d4ea.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2084
    • C:\Users\Admin\naaixal.exe
      "C:\Users\Admin\naaixal.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2648

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\naaixal.exe
    Filesize

    156KB

    MD5

    832047126fef848edfb476d564667e1d

    SHA1

    fbaa5a45223b8f7448748c68e70f74d6bf5310aa

    SHA256

    dd71072a1f05c78be38350198f99aed4668eb8034b2adb3a61e5c4dba6697a71

    SHA512

    3a1eaae1ed7a1eda18542d71e1c4c1b4c6dab7c794b4f0569d23298fdd2b687204c9aca52b0e1fb5b98e83b85b4e08b6b9b13d47dbd73edf6eddb8064238c00f