Analysis

  • max time kernel
    94s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-12-2024 05:16

General

  • Target

    d65642ebd2097810feba09e51223979a86b7615713d437d3e72fbc6b5fb3b65d.exe

  • Size

    144KB

  • MD5

    68f50293ac4d9e2b1e7a08c43854b84c

  • SHA1

    3b0b8b76389ad1e60770889a29552a02c2ccbee1

  • SHA256

    d65642ebd2097810feba09e51223979a86b7615713d437d3e72fbc6b5fb3b65d

  • SHA512

    75cc04c73a9aa459871cbcfff9dea8fe29d5bc408d978f49f7bbdec501ad4ab566ac134fe39cb722c04df752a32b2b4dbf9e863b6a251123c90c72cfa557d9d7

  • SSDEEP

    3072:sr85CquaJG4vlP6k4qmKjfHYToTfSJ9sfQvTA:k9RaJFvlP1jgTtJ4QvTA

Malware Config

Signatures

  • Detect Neshta payload 5 IoCs
  • Neshta

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

  • Neshta family
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\d65642ebd2097810feba09e51223979a86b7615713d437d3e72fbc6b5fb3b65d.exe
    "C:\Users\Admin\AppData\Local\Temp\d65642ebd2097810feba09e51223979a86b7615713d437d3e72fbc6b5fb3b65d.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
    PID:3052

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\d65642ebd2097810feba09e51223979a86b7615713d437d3e72fbc6b5fb3b65d.exe

    Filesize

    103KB

    MD5

    efc116b11c069d971fe519843e503f90

    SHA1

    18fa64b5c3f037ce81e0e40a06847e8163635631

    SHA256

    133abfd68a661c36d72bc5c2cab2b438449b7e01b56280a4b46f8d7d30e0d0d6

    SHA512

    c3cb452afe7755afe72a713f1da3c2edd586d563548fca7c365e8c6f37951eda57806fdced562dc11b5edcce2fa561c312679cc9d75d20eb535dbd1a790c27d0

  • memory/3052-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3052-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3052-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3052-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB