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
    04-12-2024 06:42

General

  • Target

    778fc6b0f5a3d0278bc1d187ab1f1cc8ada75219dca6af44f90cbb2f48dc9e2c.exe

  • Size

    234KB

  • MD5

    e82624d4b0a914a7ef2491cc019b661c

  • SHA1

    483da33a06f5553e1d3a5718b866ee8be11e28d5

  • SHA256

    778fc6b0f5a3d0278bc1d187ab1f1cc8ada75219dca6af44f90cbb2f48dc9e2c

  • SHA512

    43f7ae39d75c18a53cb5f63d8dd4db0e3319c64e871f1b62dd5e7592863433295182cca74061c3cf7013209da02c78ea332257736d690407d618a140eee8d1da

  • SSDEEP

    1536:JxqjQ+P04wsmJCYHwReW9/YJR5lRv72O1U81cZ:sr85CWC/YJTlljcZ

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\778fc6b0f5a3d0278bc1d187ab1f1cc8ada75219dca6af44f90cbb2f48dc9e2c.exe
    "C:\Users\Admin\AppData\Local\Temp\778fc6b0f5a3d0278bc1d187ab1f1cc8ada75219dca6af44f90cbb2f48dc9e2c.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:4424

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\778fc6b0f5a3d0278bc1d187ab1f1cc8ada75219dca6af44f90cbb2f48dc9e2c.exe

    Filesize

    194KB

    MD5

    2a12db35f2d43665c3004ef9e754747a

    SHA1

    1553897b99e51378c114f2a0fe14f88bdc33aa91

    SHA256

    480d3b4b8cef1f55e81dc1d06017a05cc3b0a72af790935c52096caaa9216964

    SHA512

    087d4b418de28af93a844c1289dcf89be8498dfeddf675ef35b2e131e0a1e325eeebc5fcbd1335d2393d6c8e3916f704fc641c2064e4f13e511ee61e22bca58c

  • memory/4424-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4424-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4424-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB