Analysis

  • max time kernel
    140s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/02/2025, 19:47

General

  • Target

    0db70d31c46a03fa058e5ac04a4d80315f65a06aae10e2f065b384e6b8e22e4e.exe

  • Size

    144KB

  • MD5

    32bf0d8fc69e85624c05af5744272787

  • SHA1

    584fc485a1e9c7d4d4f55b1092c4ea65db50cb00

  • SHA256

    0db70d31c46a03fa058e5ac04a4d80315f65a06aae10e2f065b384e6b8e22e4e

  • SHA512

    06c8b76eaeebb219a919becaa31ea99af59b91572df08cb5d75f373f6c7e19b19ba01f369c802d05f60e4212f16f854e77f2158f9d676f8b437a93c03ade69e5

  • SSDEEP

    3072:sr85CquaJG4vlP6k4qmKjfHYToqiSJ9sfQvTg:k9RaJFvlP1jgTLJ4QvTg

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
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0db70d31c46a03fa058e5ac04a4d80315f65a06aae10e2f065b384e6b8e22e4e.exe
    "C:\Users\Admin\AppData\Local\Temp\0db70d31c46a03fa058e5ac04a4d80315f65a06aae10e2f065b384e6b8e22e4e.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
    • Suspicious use of WriteProcessMemory
    PID:3436
    • C:\Users\Admin\AppData\Local\Temp\3582-490\0db70d31c46a03fa058e5ac04a4d80315f65a06aae10e2f065b384e6b8e22e4e.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\0db70d31c46a03fa058e5ac04a4d80315f65a06aae10e2f065b384e6b8e22e4e.exe"
      2⤵
      • Executes dropped EXE
      PID:4252

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\0db70d31c46a03fa058e5ac04a4d80315f65a06aae10e2f065b384e6b8e22e4e.exe

    Filesize

    103KB

    MD5

    d98c08d192eb9d226a3a780091d23800

    SHA1

    b13f36a99ad68165b0f028c8be4a01a1e6677de1

    SHA256

    ac838772ac644c00ffbf812dcb73b874783ffa37b9fbbd6a93ffba164c24d7a5

    SHA512

    afedff10f9418b7cfce359275fbfe4df9ef3a7a27c0f91ceeaf348dc9026c0577cee9521ae35544803cd6411905f62392a1c19939c31276f844ea3eba5315f97

  • memory/3436-122-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3436-123-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3436-125-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB