Analysis

  • max time kernel
    150s
  • max time network
    130s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    03-12-2022 06:14

General

  • Target

    fa4dfd17446e765d111b6bbf1dbc05f417ba0b1fa9b6a9ccb5a05a9d60ce10b6.exe

  • Size

    104KB

  • MD5

    11d486f69143a7796596a96c017655f4

  • SHA1

    5c4340333402bc3ac6493297d4174c2093b94813

  • SHA256

    fa4dfd17446e765d111b6bbf1dbc05f417ba0b1fa9b6a9ccb5a05a9d60ce10b6

  • SHA512

    425c4fef431f78a95fac0c89b34896b71c4a71579360dc97f734d99dde94fa2dd1aa220c9fc6f7e111d29b160c5c7461a545c3199d22481b5a61f4cd13a93953

  • SSDEEP

    3072:uetDOSpgJremwXSAvNdH1w4IqeolDHXOMxiU:2Spgxem/4NbTIq9D3Vxi

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • UPX packed file 30 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Loads dropped DLL 5 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 61 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fa4dfd17446e765d111b6bbf1dbc05f417ba0b1fa9b6a9ccb5a05a9d60ce10b6.exe
    "C:\Users\Admin\AppData\Local\Temp\fa4dfd17446e765d111b6bbf1dbc05f417ba0b1fa9b6a9ccb5a05a9d60ce10b6.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1884
    • C:\Users\Admin\AppData\Local\Temp\fa4dfd17446e765d111b6bbf1dbc05f417ba0b1fa9b6a9ccb5a05a9d60ce10b6.exe
      "C:\Users\Admin\AppData\Local\Temp\fa4dfd17446e765d111b6bbf1dbc05f417ba0b1fa9b6a9ccb5a05a9d60ce10b6.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1668
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\LYFOY.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1616
        • C:\Windows\SysWOW64\reg.exe
          REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Ineter Mc" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\trys.exe" /f
          4⤵
          • Adds Run key to start application
          PID:280
      • C:\Users\Admin\AppData\Roaming\trys.exe
        "C:\Users\Admin\AppData\Roaming\trys.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:468
        • C:\Users\Admin\AppData\Roaming\trys.exe
          "C:\Users\Admin\AppData\Roaming\trys.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:336
        • C:\Users\Admin\AppData\Roaming\trys.exe
          "C:\Users\Admin\AppData\Roaming\trys.exe"
          4⤵
          • Executes dropped EXE
          PID:1576

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\LYFOY.bat

    Filesize

    135B

    MD5

    6dbb2090ff90500da05a027765cde190

    SHA1

    425b833d9d1df8d6df6e5a59f738058808271949

    SHA256

    71ca0761f7187f2164f62b23d5d9d2dcfd28d9ab9a8dfc14796c3ac06db03881

    SHA512

    7e4679e04bd5a69c026949a0d2760a630bc02249a04f3bd224dee41d1bf10f0a29e45812a67c583327a63e5401f0ff2aa9a3f4df8233b150943052c97e861ab3

  • C:\Users\Admin\AppData\Roaming\trys.exe

    Filesize

    104KB

    MD5

    805e7a5478719f348d02e3fdc78975bc

    SHA1

    8b964b3c96d898210ed99f8ba0aec602745dfe15

    SHA256

    7c63ef6af69738e8d26535509ccf6cc54302386b827704d806cfc9394e8ccfe1

    SHA512

    c2477bfe0eec0a45b0250396bfe7b737014486890bff61dd979cbedfde850b3b2a96db2c5826a512be4951df52a8c62cebc3139e0ee719721b2d6e2a1de9afe2

  • C:\Users\Admin\AppData\Roaming\trys.exe

    Filesize

    104KB

    MD5

    805e7a5478719f348d02e3fdc78975bc

    SHA1

    8b964b3c96d898210ed99f8ba0aec602745dfe15

    SHA256

    7c63ef6af69738e8d26535509ccf6cc54302386b827704d806cfc9394e8ccfe1

    SHA512

    c2477bfe0eec0a45b0250396bfe7b737014486890bff61dd979cbedfde850b3b2a96db2c5826a512be4951df52a8c62cebc3139e0ee719721b2d6e2a1de9afe2

  • C:\Users\Admin\AppData\Roaming\trys.exe

    Filesize

    104KB

    MD5

    805e7a5478719f348d02e3fdc78975bc

    SHA1

    8b964b3c96d898210ed99f8ba0aec602745dfe15

    SHA256

    7c63ef6af69738e8d26535509ccf6cc54302386b827704d806cfc9394e8ccfe1

    SHA512

    c2477bfe0eec0a45b0250396bfe7b737014486890bff61dd979cbedfde850b3b2a96db2c5826a512be4951df52a8c62cebc3139e0ee719721b2d6e2a1de9afe2

  • C:\Users\Admin\AppData\Roaming\trys.exe

    Filesize

    104KB

    MD5

    805e7a5478719f348d02e3fdc78975bc

    SHA1

    8b964b3c96d898210ed99f8ba0aec602745dfe15

    SHA256

    7c63ef6af69738e8d26535509ccf6cc54302386b827704d806cfc9394e8ccfe1

    SHA512

    c2477bfe0eec0a45b0250396bfe7b737014486890bff61dd979cbedfde850b3b2a96db2c5826a512be4951df52a8c62cebc3139e0ee719721b2d6e2a1de9afe2

  • \Users\Admin\AppData\Roaming\trys.exe

    Filesize

    104KB

    MD5

    805e7a5478719f348d02e3fdc78975bc

    SHA1

    8b964b3c96d898210ed99f8ba0aec602745dfe15

    SHA256

    7c63ef6af69738e8d26535509ccf6cc54302386b827704d806cfc9394e8ccfe1

    SHA512

    c2477bfe0eec0a45b0250396bfe7b737014486890bff61dd979cbedfde850b3b2a96db2c5826a512be4951df52a8c62cebc3139e0ee719721b2d6e2a1de9afe2

  • \Users\Admin\AppData\Roaming\trys.exe

    Filesize

    104KB

    MD5

    805e7a5478719f348d02e3fdc78975bc

    SHA1

    8b964b3c96d898210ed99f8ba0aec602745dfe15

    SHA256

    7c63ef6af69738e8d26535509ccf6cc54302386b827704d806cfc9394e8ccfe1

    SHA512

    c2477bfe0eec0a45b0250396bfe7b737014486890bff61dd979cbedfde850b3b2a96db2c5826a512be4951df52a8c62cebc3139e0ee719721b2d6e2a1de9afe2

  • \Users\Admin\AppData\Roaming\trys.exe

    Filesize

    104KB

    MD5

    805e7a5478719f348d02e3fdc78975bc

    SHA1

    8b964b3c96d898210ed99f8ba0aec602745dfe15

    SHA256

    7c63ef6af69738e8d26535509ccf6cc54302386b827704d806cfc9394e8ccfe1

    SHA512

    c2477bfe0eec0a45b0250396bfe7b737014486890bff61dd979cbedfde850b3b2a96db2c5826a512be4951df52a8c62cebc3139e0ee719721b2d6e2a1de9afe2

  • \Users\Admin\AppData\Roaming\trys.exe

    Filesize

    104KB

    MD5

    805e7a5478719f348d02e3fdc78975bc

    SHA1

    8b964b3c96d898210ed99f8ba0aec602745dfe15

    SHA256

    7c63ef6af69738e8d26535509ccf6cc54302386b827704d806cfc9394e8ccfe1

    SHA512

    c2477bfe0eec0a45b0250396bfe7b737014486890bff61dd979cbedfde850b3b2a96db2c5826a512be4951df52a8c62cebc3139e0ee719721b2d6e2a1de9afe2

  • \Users\Admin\AppData\Roaming\trys.exe

    Filesize

    104KB

    MD5

    805e7a5478719f348d02e3fdc78975bc

    SHA1

    8b964b3c96d898210ed99f8ba0aec602745dfe15

    SHA256

    7c63ef6af69738e8d26535509ccf6cc54302386b827704d806cfc9394e8ccfe1

    SHA512

    c2477bfe0eec0a45b0250396bfe7b737014486890bff61dd979cbedfde850b3b2a96db2c5826a512be4951df52a8c62cebc3139e0ee719721b2d6e2a1de9afe2

  • memory/280-73-0x0000000000000000-mapping.dmp

  • memory/336-114-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/336-93-0x00000000004085D0-mapping.dmp

  • memory/336-117-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/468-108-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/468-79-0x0000000000000000-mapping.dmp

  • memory/468-85-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/1576-101-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1576-97-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1576-116-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1576-113-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1576-112-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1576-111-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1576-103-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1576-105-0x00000000004197A0-mapping.dmp

  • memory/1576-95-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1616-71-0x0000000000000000-mapping.dmp

  • memory/1668-86-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1668-64-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1668-57-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1668-70-0x0000000075201000-0x0000000075203000-memory.dmp

    Filesize

    8KB

  • memory/1668-61-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1668-110-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1668-60-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1668-62-0x00000000004085D0-mapping.dmp

  • memory/1668-66-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1668-84-0x0000000002C40000-0x0000000002C9D000-memory.dmp

    Filesize

    372KB

  • memory/1668-83-0x0000000002C40000-0x0000000002C9D000-memory.dmp

    Filesize

    372KB

  • memory/1668-69-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1668-58-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1884-56-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/1884-65-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB