Overview

overview

10

Static

static

8d81b5ca59...78.exe

windows7-x64

10

8d81b5ca59...78.exe

windows10-2004-x64

7

Sharing

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General

  • Target

    8d81b5ca59d55a84a33424e8d19502255ed81b56e08d00ebd2741598f7d4c178

  • Size

    220KB

  • Sample

    220724-2m37nsbca5

  • MD5

    6f479074761ed9fcd8eab62e378dd861

  • SHA1

    8dfbcabb2c4c5c7aeaf13849c142073b14ed7c45

  • SHA256

    8d81b5ca59d55a84a33424e8d19502255ed81b56e08d00ebd2741598f7d4c178

  • SHA512

    171dfb6f9fabbdc794cf070e37e37900c985c5c7c1cd34fb944ffae18d552d1e0da58531b64a681d76c1d60d27552ad08220c633beb8e1a52a58ea9d070c7946

Score
10/10
phobosdiscoverypersistenceransomware

Malware Config

Targets

    • Target

      8d81b5ca59d55a84a33424e8d19502255ed81b56e08d00ebd2741598f7d4c178

    • Size

      220KB

    • MD5

      6f479074761ed9fcd8eab62e378dd861

    • SHA1

      8dfbcabb2c4c5c7aeaf13849c142073b14ed7c45

    • SHA256

      8d81b5ca59d55a84a33424e8d19502255ed81b56e08d00ebd2741598f7d4c178

    • SHA512

      171dfb6f9fabbdc794cf070e37e37900c985c5c7c1cd34fb944ffae18d552d1e0da58531b64a681d76c1d60d27552ad08220c633beb8e1a52a58ea9d070c7946

    Score
    10/10
    phobosdiscoverypersistenceransomware

    • Phobos

      Phobos ransomware appeared at the beginning of 2019.

      ransomwarephobos

    • Creates a large amount of network flows

      This may indicate a network scan to discover remotely running services.

      discovery

    • Checks computer location settings

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

    • Drops startup file

    • Adds Run key to start application

      persistence

    • Drops desktop.ini file(s)

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks