Analysis

  • max time kernel
    145s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250610-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250610-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/07/2025, 05:54

General

  • Target

    317d3f0b913fa35653a50b15e31250bedfbaab700497b33c58d3030bae088547.exe

  • Size

    646KB

  • MD5

    ecad589e31d9f3388b47d73804f77074

  • SHA1

    2ac5517320d2bb27df85acca3ae2d824d11a3cc4

  • SHA256

    317d3f0b913fa35653a50b15e31250bedfbaab700497b33c58d3030bae088547

  • SHA512

    236cb81ecb8df6b4acc20c0bbab33e70bad2af80b50572bb163a0598287fb84f75f9e060856415e1e1fdf48117ec66f6a2a74186489358506e27c6d6763aa728

  • SSDEEP

    6144:O82p4pFHfzMepymgWPnviP6Koa0nArn20l96tCF2eKNBDRlC8HQQDhy5OwbYBwMk:Ip4pNfz3ymJnJ8QCFkxCaQTOlOM64A

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 4 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\317d3f0b913fa35653a50b15e31250bedfbaab700497b33c58d3030bae088547.exe
    "C:\Users\Admin\AppData\Local\Temp\317d3f0b913fa35653a50b15e31250bedfbaab700497b33c58d3030bae088547.exe"
    1⤵
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:5308
    • C:\Windows\SysWOW64\HelpMe.exe
      C:\Windows\system32\HelpMe.exe
      2⤵
      • Modifies WinLogon for persistence
      • Drops startup file
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops autorun.inf file
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      PID:5248

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        • C:\$Recycle.Bin\S-1-5-21-815616237-4012932787-4224613991-1000\desktop.ini.exe

          Filesize

          567KB

          MD5

          443c912d7ec2ad749df738fd21c35b77

          SHA1

          c60e28d32a77cd3a0eeea14f1506bc01add9dc1b

          SHA256

          29299789d6b29c69dc7bf0e1ea51d7b5c768c67c231924d01b1bc267bd083067

          SHA512

          bd7a1ec8341bc3f05467567d12b33228f9189435be8f536cc279e7de40cbed27bcc5364c85f7b229528cf9b90127869ba9418866f8e0b1eb12fd718cad7a4a2a

        • C:\Program Files (x86)\Internet Explorer\iexplore.exe.exe

          Filesize

          1.4MB

          MD5

          31cb5fb8948c3ff25125610f1326f45c

          SHA1

          5ffd58a8e180b6c2a57ba2db3daa7b84ed5e4d0d

          SHA256

          ee6b0ba23dd1ab0a8747ef707c2e3351cc26da67c38938ef88b496735f719d64

          SHA512

          d678a6a3e9f4ac80769673b16342c423f3c9c1fc9990429a872e4fc04339b9aceabf1908d61972f07808c516ee8b4879aa514e21f1b52783d00bf9dd5b71d29e

        • C:\Windows\SysWOW64\HelpMe.exe

          Filesize

          566KB

          MD5

          f00c97ff6b429e518b3b1eaa5c072d4c

          SHA1

          951dfbb4f8b4ce25ccef61bbabf450c4a11bdc36

          SHA256

          3bc026023f0d9b85e3f3c1c6304e24ab83076136d5ccdcdf857f3f7d901b60d8

          SHA512

          676b2b57d517f22f7f982696b8324f27583c8dc13a3028819c230827021b54f64e2cc7ac24793f12b78c1c0a8bc210bdb11a7c8b570844a1f70903e9a04c45ee

        • F:\AUTORUN.INF

          Filesize

          145B

          MD5

          ca13857b2fd3895a39f09d9dde3cca97

          SHA1

          8b78c5b2ec97c372ebdcef92d14b0998f8dd6dd0

          SHA256

          cfe448b4506a95b33b529efa88f1ac704d8bdf98a941c065650ead27609318ae

          SHA512

          55e5b5325968d1e5314527fb2d26012f5aae4a1c38e305417be273400cb1c6d0c22b85bddb501d7a5720a3f53bb5caf6ada8a7894232344c4f6c6ef85d226b47

        • memory/5248-6-0x0000000000400000-0x000000000047C000-memory.dmp

          Filesize

          496KB

        • memory/5248-56-0x0000000000400000-0x000000000047C000-memory.dmp

          Filesize

          496KB

        • memory/5308-0-0x0000000002310000-0x0000000002311000-memory.dmp

          Filesize

          4KB

        • memory/5308-1-0x0000000000460000-0x0000000000461000-memory.dmp

          Filesize

          4KB