Analysis

  • max time kernel
    93s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-09-2024 00:54

General

  • Target

    455db4304326ea43a67d58bf094cbf9cdf2eedd262d0f760dbc744cb2198ab28.exe

  • Size

    1.5MB

  • MD5

    7cc6dd82f69e8e33aab3e1beef98300b

  • SHA1

    c956d26f8b2639a0737cf0184445384704344965

  • SHA256

    455db4304326ea43a67d58bf094cbf9cdf2eedd262d0f760dbc744cb2198ab28

  • SHA512

    b155ea0a96eeb43c2d377442e2f10d8db69c148f0ba0c2d3b28a47f389e44dbc62a71092151ddd3aadfd2437ea3d496a51d2056a4c0b93d49be60606c2bd4077

  • SSDEEP

    24576:t/UbxuNwMO2bdbXlgmYBdDiNFo/2UCTFM8hpSxOxhUYkC:1sxmOQbXlgjdmNFo/2PTjhp88DkC

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.

  • 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 2 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\455db4304326ea43a67d58bf094cbf9cdf2eedd262d0f760dbc744cb2198ab28.exe
    "C:\Users\Admin\AppData\Local\Temp\455db4304326ea43a67d58bf094cbf9cdf2eedd262d0f760dbc744cb2198ab28.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:4228
    • C:\Users\Admin\AppData\Local\Temp\3582-490\455db4304326ea43a67d58bf094cbf9cdf2eedd262d0f760dbc744cb2198ab28.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\455db4304326ea43a67d58bf094cbf9cdf2eedd262d0f760dbc744cb2198ab28.exe"
      2⤵
      • Executes dropped EXE
      PID:3956

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\455db4304326ea43a67d58bf094cbf9cdf2eedd262d0f760dbc744cb2198ab28.exe

    Filesize

    1.4MB

    MD5

    59eec0e7cc106cb80707f55327f829e8

    SHA1

    a162fa4bbd1b5e88510969f7c39a1bd177ed9874

    SHA256

    78813b0a8b052f7b559113754079bb64a6a06a0e48e455b3025a6620a7819bfd

    SHA512

    04a4fd7df9f9aa9db64deb6993a2e4a3e4997dba96f6b63e6ba506f8b4247e99c7c9717c852abe72171bd9c0186918b1f2a1d67eb7f409141971d38b14c252bd

  • memory/4228-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4228-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4228-98-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB