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Analysis

  • max time kernel
    92s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/11/2024, 15:01

General

  • Target

    66840179011e152877aefe091cea8311422b801d1c189d0157be1ecf21742056.exe

  • Size

    8.0MB

  • MD5

    2ca42227981b788111af07f25ac6261c

  • SHA1

    64fd5cab7c5c038bd49eac315350f23c73c81660

  • SHA256

    66840179011e152877aefe091cea8311422b801d1c189d0157be1ecf21742056

  • SHA512

    8900015526f0264da322a257d552224479941044a415acf10f593a77761524848c1deb8387c189164ccb1b4f3d02990468996cf0003933e688f8cca884865654

  • SSDEEP

    196608:XbEGIvoTLRugGP9N2WDxovI1QBujVv133:gGT9O9NL2giBujR1n

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\66840179011e152877aefe091cea8311422b801d1c189d0157be1ecf21742056.exe
    "C:\Users\Admin\AppData\Local\Temp\66840179011e152877aefe091cea8311422b801d1c189d0157be1ecf21742056.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:532

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\66840179011e152877aefe091cea8311422b801d1c189d0157be1ecf21742056.exe

    Filesize

    7.9MB

    MD5

    a540b448040d84578617683cfb121ea0

    SHA1

    b83090b05e73b359e542a4808c3253f62d5b7ce0

    SHA256

    af59c5a3bba729a243ca7bbc9d54f5213b0ef7e48c0aa71cd0ef6926381ee39d

    SHA512

    ab2ed2aa07e9f3b1259de4bc08fe8213df23752a4bee2f7f9c862a57a7b93c6455ca2087214c8f2736bafcd8aaaeede17728f5430adabc1ca9dfdb31d00a9e98

  • memory/532-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/532-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/532-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/532-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB