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
    10-11-2024 19:26

General

  • Target

    0920cdca2e3f9c056e4b16a2178c4f88838f17149f2bfbf4f36ea03eba7f2457.exe

  • Size

    1.2MB

  • MD5

    a0bf6c8cffc37acb0842c822c664cdce

  • SHA1

    fa9f5b24f68077910c87c5634e0ff8dbb310a962

  • SHA256

    0920cdca2e3f9c056e4b16a2178c4f88838f17149f2bfbf4f36ea03eba7f2457

  • SHA512

    1dd9437e5270d2711ce27bdd5ebcb026dd53dba5793a26ef8b4803cc6cd2ed09b470cac87dd374da300e08165b74af60688d9d76f129c1f7644a95245a427cd2

  • SSDEEP

    12288:6TXIC4ume+3ItNaLG2f6uZYEbXlBct4rBzC3UPxChe18+/D:1YmSPaLG2fp/bXl2mVzmUJChetD

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.

  • Neshta family
  • 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\0920cdca2e3f9c056e4b16a2178c4f88838f17149f2bfbf4f36ea03eba7f2457.exe
    "C:\Users\Admin\AppData\Local\Temp\0920cdca2e3f9c056e4b16a2178c4f88838f17149f2bfbf4f36ea03eba7f2457.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:372
    • C:\Users\Admin\AppData\Local\Temp\3582-490\0920cdca2e3f9c056e4b16a2178c4f88838f17149f2bfbf4f36ea03eba7f2457.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\0920cdca2e3f9c056e4b16a2178c4f88838f17149f2bfbf4f36ea03eba7f2457.exe"
      2⤵
      • Executes dropped EXE
      PID:4992

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\0920cdca2e3f9c056e4b16a2178c4f88838f17149f2bfbf4f36ea03eba7f2457.exe

    Filesize

    1.2MB

    MD5

    cd143836f20ffb10c34b28fe0a4a4920

    SHA1

    e674022da575b8047f9f98868896c446ace544a8

    SHA256

    86c4b6e3bea2909825be1d44b684864f3fa16eca2636ccba6319a1c404d60239

    SHA512

    b4cfdbefc24dddb4b95e898465c0a48c33c7efffeb74bce830773fb82123d518c2367fae5aeee882cefec787b3f298d1e2f802b78d0376d17875bad6115904c2

  • memory/372-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/372-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/372-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB