Analysis

  • max time kernel
    92s
  • max time network
    93s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/11/2024, 15:55

General

  • Target

    307fd2473bbe87ec23370dcf2944a4a0106f21c0286ffcf27026121f2fd92cbeN.exe

  • Size

    574KB

  • MD5

    84dc9e5f85faf4b3a38813e35e289450

  • SHA1

    d5b5eaa57b1bacedaec44723b5f3340936a800dc

  • SHA256

    307fd2473bbe87ec23370dcf2944a4a0106f21c0286ffcf27026121f2fd92cbe

  • SHA512

    ba3a40df870d0aba3987ee4f2993728fba4b69c8ef3661ca34945c068c343abcaf362716c21da4df122d267c1910b862e6208e53b08175c9291f77f0447eee7a

  • SSDEEP

    6144:XV55pRPQdrFhbEhtVacLaN//2gWF6lxcg/I:XDDGdDbEh/a3tw

Score
8/10

Malware Config

Signatures

  • Looks for VMWare Tools registry key 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 3 IoCs
  • UPX packed file 4 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\307fd2473bbe87ec23370dcf2944a4a0106f21c0286ffcf27026121f2fd92cbeN.exe
    "C:\Users\Admin\AppData\Local\Temp\307fd2473bbe87ec23370dcf2944a4a0106f21c0286ffcf27026121f2fd92cbeN.exe"
    1⤵
    • Looks for VMWare Tools registry key
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1176
    • C:\Windows\SysWOW64\drvsrv.exe
      C:\Windows\system32\drvsrv.exe
      2⤵
      • Looks for VMWare Tools registry key
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:4024

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Windows\SysWOW64\drvsrv.exe

          Filesize

          577KB

          MD5

          f7630a278a5e34eb641f7f97174bf9b9

          SHA1

          ec57724d6bd0e774f54a8060d9e06f790a8f32b6

          SHA256

          fc239acedbe7f735cea0de545b3a6bab6948e4c7d6122bdc68767ecc5aeb00c7

          SHA512

          c553d190bbddaead3ed15280f058ffbf9cbd7c3abafc65a93739b5294a1fc0c9e2eee2c5f013a7fa2bc88e32050dde026992ccf4364c992daebc4645682b1252

        • memory/1176-0-0x0000000000400000-0x0000000000448000-memory.dmp

          Filesize

          288KB

        • memory/1176-8-0x0000000000400000-0x0000000000448000-memory.dmp

          Filesize

          288KB

        • memory/4024-9-0x0000000000400000-0x0000000000448000-memory.dmp

          Filesize

          288KB