Overview

overview

10

Static

static

10

2025-02-15...ta.exe

windows7-x64

10

2025-02-15...ta.exe

windows10-2004-x64

10

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General

  • Target

    2025-02-15_a7e14726f03b31c182626f457295f00c_darkside_neshta

  • Size

    186KB

  • Sample

    250215-e5ntdavnas

  • MD5

    a7e14726f03b31c182626f457295f00c

  • SHA1

    40f94283483712abfca017b4ea4c0785618a4c27

  • SHA256

    8b37a0ceaa72fe854f73150f0a9d7e64469e9d5cc6a85c2fb88527c65997d15d

  • SHA512

    85e6bab0cbf6b4c018a87eefa6e0a2c6683ca9b6313b3ab1b69f231d5f6cc59bca99a2285aecb68b479001c8c605c7bdfdd9cb712b3aae2aab87eb42b5787c80

  • SSDEEP

    1536:JxqjQ+P04wsmJCVvMH+1zGSNAojMP95D1xDmNgwg0XiOiu/8EINw5YkjPGHUyzS7:sr85CDcSNm9V7Dm7i1j0XjuTxqJogYg

Score
10/10
lockbitneshtadiscoverypersistenceransomwarespywarestealer

Malware Config

Targets

    • Target

      2025-02-15_a7e14726f03b31c182626f457295f00c_darkside_neshta

    • Size

      186KB

    • MD5

      a7e14726f03b31c182626f457295f00c

    • SHA1

      40f94283483712abfca017b4ea4c0785618a4c27

    • SHA256

      8b37a0ceaa72fe854f73150f0a9d7e64469e9d5cc6a85c2fb88527c65997d15d

    • SHA512

      85e6bab0cbf6b4c018a87eefa6e0a2c6683ca9b6313b3ab1b69f231d5f6cc59bca99a2285aecb68b479001c8c605c7bdfdd9cb712b3aae2aab87eb42b5787c80

    • SSDEEP

      1536:JxqjQ+P04wsmJCVvMH+1zGSNAojMP95D1xDmNgwg0XiOiu/8EINw5YkjPGHUyzS7:sr85CDcSNm9V7Dm7i1j0XjuTxqJogYg

    Score
    10/10
    lockbitneshtadiscoverypersistenceransomwarespywarestealer

    • Detect Neshta payload

    • Lockbit

      Ransomware family with multiple variants released since late 2019.

      ransomwarelockbit

    • Lockbit family

      lockbit

    • Neshta

      Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

      persistencespywareneshta

    • Neshta family

      neshta

    • Rule to detect Lockbit 3.0 ransomware Windows payload

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

      persistence

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Drops desktop.ini file(s)

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks