Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-10-2024 05:44

General

  • Target

    d2db14a2b355df10960fcadaebce1d8141315de2c376972317f3f8614fc9ccee.exe

  • Size

    241KB

  • MD5

    4f5cbd238483ce0d8cc3794cc4f4581c

  • SHA1

    4224f3254b60a458758587ff80c6115f52a2cc41

  • SHA256

    d2db14a2b355df10960fcadaebce1d8141315de2c376972317f3f8614fc9ccee

  • SHA512

    70158ca86f4c2b08a71bce6a9d2923181522d08d1087e150a138565e7a175a4d4f4597d7a7ab4929626b91735d8ae8c0b612ea5e76013a5abbfc0e0bfd4ce6bd

  • SSDEEP

    6144:k9J4PiRK8OE0AL0myocHqbYUe7pz0AvwLTiJyXdP:diMAL+ocHTrhv8XdP

Malware Config

Signatures

  • Detect Neshta payload 4 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows 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 1 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d2db14a2b355df10960fcadaebce1d8141315de2c376972317f3f8614fc9ccee.exe
    "C:\Users\Admin\AppData\Local\Temp\d2db14a2b355df10960fcadaebce1d8141315de2c376972317f3f8614fc9ccee.exe"
    1⤵
    • Checks computer location settings
    • Modifies system executable filetype association
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2988
    • C:\Users\Admin\AppData\Local\Temp\3582-490\d2db14a2b355df10960fcadaebce1d8141315de2c376972317f3f8614fc9ccee.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\d2db14a2b355df10960fcadaebce1d8141315de2c376972317f3f8614fc9ccee.exe"
      2⤵
      • Executes dropped EXE
      PID:3688

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE

    Filesize

    86KB

    MD5

    3b73078a714bf61d1c19ebc3afc0e454

    SHA1

    9abeabd74613a2f533e2244c9ee6f967188e4e7e

    SHA256

    ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29

    SHA512

    75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4

  • C:\Users\Admin\AppData\Local\Temp\3582-490\d2db14a2b355df10960fcadaebce1d8141315de2c376972317f3f8614fc9ccee.exe

    Filesize

    200KB

    MD5

    31c882b0f49620b20fdca90e2d87bf18

    SHA1

    6166ee567fcab0bf9307779c57039aea5a498bab

    SHA256

    d64b062d53e342e61145a888e86473f3ba05ba2163f42925210b72fa5c7fbbc4

    SHA512

    a98f38a12027a6a4c1c2f8168fcbf3d14616fa02aeceaa74ccaf33967aa2f31031071dc765945d166650756fb6586dd1918720a1009071b66e3d4b7de960c898

  • memory/2988-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2988-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2988-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB