Resubmissions

06/04/2023, 23:10

230406-25nvpsfe94 10

29/03/2021, 07:09

210329-vdnz2kc2z6 8

Analysis

  • max time kernel
    143s
  • max time network
    31s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    06/04/2023, 23:10

General

  • Target

    4a39b341e2d5fd5085d7ca2ee6a11d144a8dbc559d7e5c371947d9bfa98e87f2.exe

  • Size

    2.8MB

  • MD5

    a282da0cf8b4a35a1fec2a5751682acf

  • SHA1

    0d56c63f4afd00d7bd67fe561a2b7de0a08ff365

  • SHA256

    4a39b341e2d5fd5085d7ca2ee6a11d144a8dbc559d7e5c371947d9bfa98e87f2

  • SHA512

    c62e12270451702b4deeece6a33ef218e1d909d2c99946d45653428edfdae72f9ff20bd05bc2839fb0068abe9217ab469cc12fea748b00a7b666848003390743

  • SSDEEP

    49152:VgprPO37fzH4A6hanqNmZBb9TcAY8bsTLtWfWT:WprPO37fzH4A6h0PtcAYbmW

Score
10/10

Malware Config

Signatures

  • Detects MosaicLoader payload 5 IoCs
  • MosaicLoader

    MosaicLoader has been first discovered in July 2021, written in C++.

  • Suspicious behavior: EnumeratesProcesses 21 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4a39b341e2d5fd5085d7ca2ee6a11d144a8dbc559d7e5c371947d9bfa98e87f2.exe
    "C:\Users\Admin\AppData\Local\Temp\4a39b341e2d5fd5085d7ca2ee6a11d144a8dbc559d7e5c371947d9bfa98e87f2.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1832
    • C:\Users\Admin\AppData\Local\Temp\4a39b341e2d5fd5085d7ca2ee6a11d144a8dbc559d7e5c371947d9bfa98e87f2.exe
      "C:\Users\Admin\AppData\Local\Temp\4a39b341e2d5fd5085d7ca2ee6a11d144a8dbc559d7e5c371947d9bfa98e87f2.exe"
      2⤵
        PID:760

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/760-56-0x0000000000400000-0x00000000004B7000-memory.dmp

            Filesize

            732KB

          • memory/760-59-0x0000000000400000-0x00000000004B7000-memory.dmp

            Filesize

            732KB

          • memory/760-60-0x0000000000400000-0x00000000004B7000-memory.dmp

            Filesize

            732KB

          • memory/760-61-0x0000000000400000-0x00000000004B7000-memory.dmp

            Filesize

            732KB

          • memory/760-62-0x00000000001B0000-0x00000000001B1000-memory.dmp

            Filesize

            4KB

          • memory/760-63-0x0000000000400000-0x00000000004B7000-memory.dmp

            Filesize

            732KB

          • memory/1832-54-0x0000000000340000-0x00000000003BB000-memory.dmp

            Filesize

            492KB

          • memory/1832-55-0x0000000000400000-0x00000000006DF000-memory.dmp

            Filesize

            2.9MB

          • memory/1832-57-0x0000000002010000-0x0000000002190000-memory.dmp

            Filesize

            1.5MB

          • memory/1832-58-0x0000000000340000-0x00000000003BB000-memory.dmp

            Filesize

            492KB