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
    26-11-2024 15:12

General

  • Target

    547d820f8b74ded7bb0ba9933f4efa7f39472cd0443402ae929064db9014722b.exe

  • Size

    40KB

  • MD5

    6045d41255891394182ffd8e14078f31

  • SHA1

    0adae7b5a97ca2078f83c6767be95adb4a6194ae

  • SHA256

    547d820f8b74ded7bb0ba9933f4efa7f39472cd0443402ae929064db9014722b

  • SHA512

    b74ab483122460b4465e70fa7f54902c07806f00cbbac2eba0a859f285a466f130fa9fe52d3a513d7cc951fda1d08df08dea2932da85ded40e2114e9e44ff293

  • SSDEEP

    768:eyxqjQl/EMQt4Oei7RwsHxyP7nbxzOQdJMj/quIm:JxqjQ+P04wsmJCbLcm

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\547d820f8b74ded7bb0ba9933f4efa7f39472cd0443402ae929064db9014722b.exe
    "C:\Users\Admin\AppData\Local\Temp\547d820f8b74ded7bb0ba9933f4efa7f39472cd0443402ae929064db9014722b.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:2432

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\547d820f8b74ded7bb0ba9933f4efa7f39472cd0443402ae929064db9014722b.exe

    Filesize

    40KB

    MD5

    81a4c655fe6ad765447cb32ed7261d2d

    SHA1

    7fc3ee80b71f870a765dcf48de8fcccee72bf8da

    SHA256

    e734cffa9a27abeb6bacb839979b5d763d5fca597d88bf5f5d0e4aabaa26cce0

    SHA512

    4cdae05b8ef343620b7c681d69fa2a8371b4969b049d1858a1c7ed9d952bd3068fed6b8928230f1d2ab827150c7a19ed5e36ebc34120d328ace649e3c1703669

  • memory/2432-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2432-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2432-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB