Analysis

  • max time kernel
    120s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    27/01/2024, 13:28

General

  • Target

    7a5fef55c1d0bba107ae5e9ee4daa6d4.exe

  • Size

    9.9MB

  • MD5

    7a5fef55c1d0bba107ae5e9ee4daa6d4

  • SHA1

    0a82ec70eb6051611b181212fecccf2ab41bca33

  • SHA256

    c83cba3363e6a89a2649814951495255517d589234e6d600423fade0fb1284e1

  • SHA512

    547a2ba1b962c1dfe34444df5f18ce7324c1330e573d819aff2ca0bfae5452668b9b747a166dd2268a0469e9ad62ee9d7abf88b7a47ce2f31ee21d07f434a7da

  • SSDEEP

    196608:B2frkIwxv4xuGx7NZShf72MP5Z8MYAyeCZkBav6LqMacrIbi/H6rObhuF8ri7tCW:BGoIwZiuk7NZShf72MP5Z8hAAZFIDac6

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7a5fef55c1d0bba107ae5e9ee4daa6d4.exe
    "C:\Users\Admin\AppData\Local\Temp\7a5fef55c1d0bba107ae5e9ee4daa6d4.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1700
    • C:\Users\Admin\Documents\usersdat.exe
      "C:\Users\Admin\Documents\usersdat.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2036

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • \Users\Admin\Documents\usersdat.exe

          Filesize

          32KB

          MD5

          21ae918e5d7d90557f969206ed709e13

          SHA1

          77bc28cbbb65bb56ac4f63fc182a7c985877593d

          SHA256

          92efa0e92309e074ce01b4a1b76d3421dcccdf575704027d29298010c0f4ea91

          SHA512

          553cf15d506e36784238fc1ef6851be1d1c340f28f93ebb44c42647d5cdcd50e7c0192cb53ff7534584a57369e146c381ca3de41854e853f68f26612870fae34

        • memory/1700-0-0x0000000074120000-0x00000000746CB000-memory.dmp

          Filesize

          5.7MB

        • memory/1700-1-0x0000000074120000-0x00000000746CB000-memory.dmp

          Filesize

          5.7MB

        • memory/1700-2-0x0000000000F20000-0x0000000000F60000-memory.dmp

          Filesize

          256KB

        • memory/1700-3-0x0000000000F20000-0x0000000000F60000-memory.dmp

          Filesize

          256KB

        • memory/1700-12-0x0000000074120000-0x00000000746CB000-memory.dmp

          Filesize

          5.7MB

        • memory/2036-13-0x000007FEF5240000-0x000007FEF5BDD000-memory.dmp

          Filesize

          9.6MB

        • memory/2036-14-0x00000000003B0000-0x0000000000430000-memory.dmp

          Filesize

          512KB

        • memory/2036-15-0x000007FEF5240000-0x000007FEF5BDD000-memory.dmp

          Filesize

          9.6MB

        • memory/2036-16-0x00000000003B0000-0x0000000000430000-memory.dmp

          Filesize

          512KB

        • memory/2036-17-0x000007FEF5240000-0x000007FEF5BDD000-memory.dmp

          Filesize

          9.6MB