Overview

overview

10

Static

static

7

NEAS.3ff1a...00.exe

windows7-x64

10

NEAS.3ff1a...00.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    NEAS.3ff1a27d4535fca43cf8d41494ad2e00.exe

  • Size

    40KB

  • Sample

    231117-cstsraef6v

  • MD5

    3ff1a27d4535fca43cf8d41494ad2e00

  • SHA1

    0bb2bc70c211ee0be02ff8c5346ac6a2e765ecb4

  • SHA256

    299b645465d49370d6439f9d2c82450e51cc0fa2a5120ad39eda881c07da9d61

  • SHA512

    2a49aa5c7484f36d763b38f07cb877e0a46a05ca0363fdae898df2b9c59a45c6561294ed3dea40189ed909ab2b95f00ff9f9ca64adac2b5138fcbfa55cebb782

  • SSDEEP

    768:UEzNbLcQ9qQuVriDMuyuruTD0qB77777J77c77c77c7nOTs64zBpQH3X:l3h9qQA6hZunrB77777J77c77c77c7OD

Score
10/10
evasionpersistenceupx

Malware Config

Targets

    • Target

      NEAS.3ff1a27d4535fca43cf8d41494ad2e00.exe

    • Size

      40KB

    • MD5

      3ff1a27d4535fca43cf8d41494ad2e00

    • SHA1

      0bb2bc70c211ee0be02ff8c5346ac6a2e765ecb4

    • SHA256

      299b645465d49370d6439f9d2c82450e51cc0fa2a5120ad39eda881c07da9d61

    • SHA512

      2a49aa5c7484f36d763b38f07cb877e0a46a05ca0363fdae898df2b9c59a45c6561294ed3dea40189ed909ab2b95f00ff9f9ca64adac2b5138fcbfa55cebb782

    • SSDEEP

      768:UEzNbLcQ9qQuVriDMuyuruTD0qB77777J77c77c77c7nOTs64zBpQH3X:l3h9qQA6hZunrB77777J77c77c77c7OD

    Score
    10/10
    evasionpersistenceupx

    • Modifies WinLogon for persistence

      persistence

    • Disables RegEdit via registry modification

      evasion

    • Disables Task Manager via registry modification

      evasion

    • Modifies Installed Components in the registry

      persistence

    • 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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks