Analysis

  • max time kernel
    95s
  • 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 01:58

General

  • Target

    aa0dfd76d4d46bafce1f8d7ef08a5e50d7a15ce775fd9d90e257d8eafe31e262.exe

  • Size

    1.9MB

  • MD5

    703aa8d217ae2f194011e9b0201a79f6

  • SHA1

    67af8ca0fd234945a086d909b6461335f0fed660

  • SHA256

    aa0dfd76d4d46bafce1f8d7ef08a5e50d7a15ce775fd9d90e257d8eafe31e262

  • SHA512

    7bea1c63300d4651bafe497da9e92e5fa13f25479a00456b7d645cf101be34fefaf57406b0b0791d216e3532e41f4b38ff6b88b21d9672ad925dca7499e1e555

  • SSDEEP

    49152:5HAG99hUyaIgaxksRCESsnrLOYu6NmlccPzeh:+G99Z7xksRC1qVeo

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\aa0dfd76d4d46bafce1f8d7ef08a5e50d7a15ce775fd9d90e257d8eafe31e262.exe
    "C:\Users\Admin\AppData\Local\Temp\aa0dfd76d4d46bafce1f8d7ef08a5e50d7a15ce775fd9d90e257d8eafe31e262.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:3480

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

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\aa0dfd76d4d46bafce1f8d7ef08a5e50d7a15ce775fd9d90e257d8eafe31e262.exe

    Filesize

    1.8MB

    MD5

    3b508b857474f9fc5b00662e387d3d28

    SHA1

    a559aec97383730027ecd5e7ebac7bd341d59673

    SHA256

    8722816a3a9fdd14c1a28be9685ae607d22ea183a3579819a3cc44cf5c92a155

    SHA512

    14360ad307b4598ee292b54793058c451263752b7e26c7e1b26abae1af458891b297f7f61107c14a051d24cc483490d64031950dc515611e271deed5fa1a8f94

  • memory/3480-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3480-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3480-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB