Analysis

  • max time kernel
    93s
  • 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
    26-12-2024 00:05

General

  • Target

    109004c83db631268000c15ebaf7a2c20b27cc8435cd09528476053a32e5ade8.exe

  • Size

    146KB

  • MD5

    f66ec75f5001ee4d377ef40cce2d3989

  • SHA1

    ed503c36ea48b9e6cfe568ae8cfcbe6041fc6106

  • SHA256

    109004c83db631268000c15ebaf7a2c20b27cc8435cd09528476053a32e5ade8

  • SHA512

    ca8be93257c46f46a7e5caea2b1609816e67c98e8390f3a557407b684e7458ed41d18fa920b5f32bfcb1bc3452cda4720dc419a1fc0a9b27cb71fdda1f6ebc96

  • SSDEEP

    3072:sr85CkkbAYn2GgYlBYN2fHYTo+mst8wDSRUTx:k9xbAMpgY3gTp8DRUTx

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.

  • 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\109004c83db631268000c15ebaf7a2c20b27cc8435cd09528476053a32e5ade8.exe
    "C:\Users\Admin\AppData\Local\Temp\109004c83db631268000c15ebaf7a2c20b27cc8435cd09528476053a32e5ade8.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:3676

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\109004c83db631268000c15ebaf7a2c20b27cc8435cd09528476053a32e5ade8.exe

    Filesize

    105KB

    MD5

    ef4e8396b5c462928ddcdfcf6937ae02

    SHA1

    e2060523d889a2eaabb62e13fbc7b9bb1f31e1f4

    SHA256

    c2a218390990f9c3273b7f1068b1d4dacecfc8e2f57cb2456dc1f8aca4bda37d

    SHA512

    2df667d3410843b376156d6f39fa09e89f2177c40c3c19be225452de2d7a235e94a4101f050f3627ff7a8c694e9985b7133f9c546758debfb34f2c0e64968c17

  • memory/3676-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3676-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3676-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB