Analysis

  • max time kernel
    150s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    03-11-2023 13:21

General

  • Target

    NEAS.52e6873faed9c27983bb4ed9ed6a9e50.exe

  • Size

    92KB

  • MD5

    52e6873faed9c27983bb4ed9ed6a9e50

  • SHA1

    6cbc68c018cfbbcbf2ece8063eefb665ad8d001b

  • SHA256

    0294aa8670f06445d963a77147c98753bc9160b5da0cf27cc88f9f80ab08897e

  • SHA512

    f1a1ec0283802b039945ce1f44df1a100b3f5155156c0fc79088f14617ec12929a161d41c6e900790b2fb31d27bda149c40fa5eca79d9c61c388618a054bf3f2

  • SSDEEP

    768:eweJK9nvPCasW0QWH8cnW0ecO7fchJh51cTDge1VY/q45C2T1G+mt5QDbn0Pb:ew68cn3ZeMaauCDbn0z

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.52e6873faed9c27983bb4ed9ed6a9e50.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.52e6873faed9c27983bb4ed9ed6a9e50.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2092
    • C:\Users\Admin\gaitoa.exe
      "C:\Users\Admin\gaitoa.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
      • Suspicious use of WriteProcessMemory
      PID:1652

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\gaitoa.exe

    Filesize

    92KB

    MD5

    80f8d825a241e621b4f81704ec107cc0

    SHA1

    08f52e14a1dd614e8bbb6a72944e216a9655945a

    SHA256

    d4d5dd9a458eec15d9f8e919397c761eaf546b819a79bca0259de439f32428ce

    SHA512

    4666812b737b6ef50ad0a4e7dacd72699d9b00d3266fde7919adceb3b131b987118aa4cccdec299b246e56809e81056ca68360e506a11869dc2fae2aee9288a5

  • C:\Users\Admin\gaitoa.exe

    Filesize

    92KB

    MD5

    80f8d825a241e621b4f81704ec107cc0

    SHA1

    08f52e14a1dd614e8bbb6a72944e216a9655945a

    SHA256

    d4d5dd9a458eec15d9f8e919397c761eaf546b819a79bca0259de439f32428ce

    SHA512

    4666812b737b6ef50ad0a4e7dacd72699d9b00d3266fde7919adceb3b131b987118aa4cccdec299b246e56809e81056ca68360e506a11869dc2fae2aee9288a5

  • C:\Users\Admin\gaitoa.exe

    Filesize

    92KB

    MD5

    80f8d825a241e621b4f81704ec107cc0

    SHA1

    08f52e14a1dd614e8bbb6a72944e216a9655945a

    SHA256

    d4d5dd9a458eec15d9f8e919397c761eaf546b819a79bca0259de439f32428ce

    SHA512

    4666812b737b6ef50ad0a4e7dacd72699d9b00d3266fde7919adceb3b131b987118aa4cccdec299b246e56809e81056ca68360e506a11869dc2fae2aee9288a5

  • \Users\Admin\gaitoa.exe

    Filesize

    92KB

    MD5

    80f8d825a241e621b4f81704ec107cc0

    SHA1

    08f52e14a1dd614e8bbb6a72944e216a9655945a

    SHA256

    d4d5dd9a458eec15d9f8e919397c761eaf546b819a79bca0259de439f32428ce

    SHA512

    4666812b737b6ef50ad0a4e7dacd72699d9b00d3266fde7919adceb3b131b987118aa4cccdec299b246e56809e81056ca68360e506a11869dc2fae2aee9288a5

  • \Users\Admin\gaitoa.exe

    Filesize

    92KB

    MD5

    80f8d825a241e621b4f81704ec107cc0

    SHA1

    08f52e14a1dd614e8bbb6a72944e216a9655945a

    SHA256

    d4d5dd9a458eec15d9f8e919397c761eaf546b819a79bca0259de439f32428ce

    SHA512

    4666812b737b6ef50ad0a4e7dacd72699d9b00d3266fde7919adceb3b131b987118aa4cccdec299b246e56809e81056ca68360e506a11869dc2fae2aee9288a5