Analysis

  • max time kernel
    103s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/03/2025, 02:58

General

  • Target

    2025-03-30_7515523cab0cb56ca605a214836c73b3_black-basta_hijackloader_neshta.exe

  • Size

    6.7MB

  • MD5

    7515523cab0cb56ca605a214836c73b3

  • SHA1

    36ebde7705813897aba2a8c006ffa876b52d8ac1

  • SHA256

    fc9a90a68080800b97024a062317f7ccfe87977dd990a3caf9898bac57377fa2

  • SHA512

    12f5e5e2bb32e1521cc41a5585ccfb73b1dc781668281dcac68a1399b47b792c2b65f6c7d07bc2971ffcc156caab3823ca49cb99bd7cf8483997ef39e7c733c9

  • SSDEEP

    98304:i87gJy/E2t90+oZK6ot1jM5jD0phlB4LF:L7g0/EWDoZn4o5Pam

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\2025-03-30_7515523cab0cb56ca605a214836c73b3_black-basta_hijackloader_neshta.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-03-30_7515523cab0cb56ca605a214836c73b3_black-basta_hijackloader_neshta.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:2208

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\2025-03-30_7515523cab0cb56ca605a214836c73b3_black-basta_hijackloader_neshta.exe

    Filesize

    6.6MB

    MD5

    c1248db1318ce5317bdb0939ca0cd82c

    SHA1

    caf64cd182418ad930192a67f05a552fb37e1fd8

    SHA256

    e2a69cb5bf76e481b04e528b9ae6d5004692e9f24d5a918f63d42f0c7ae9917d

    SHA512

    09141cf9bc2b7f305bd619c861876b80d0bb3c4b4b675396fe009035cc8e044303e1960baafc1dae6a57743c8f21601d5cf6743b0f51fe9ee08989031b7f659c

  • memory/2208-131-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2208-132-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2208-134-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB