Overview

overview

10

Static

static

10

fesa.exe

windows7-x64

10

fesa.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    fesa.exe

  • Size

    4.0MB

  • Sample

    230529-daqttahg7x

  • MD5

    33b4baef7b0a6ad57a7d30af324c4efd

  • SHA1

    b169a559615a8448d7ed7da56d36a6850d2092e2

  • SHA256

    3a48d4a5106dd9ba74e5fccfe58bf65581ee894d7f3ca1b15e6680fc912cd150

  • SHA512

    739759d92a9e48e41b0366104ac9edf469cd8f323bbef0b507e3351cf081869ed069b88927fa70329d655012702385a74686df921a62dba95d7ec138a1e46690

  • SSDEEP

    49152:ENDFFPJu8fBsVE6ij+RNg+UKpBvtqB3m1RC3:SzP88fBsnZTgOtqB3m1RC3

Score
10/10
loaderbotxmrigloaderminerpersistence

Malware Config

Targets

    • Target

      fesa.exe

    • Size

      4.0MB

    • MD5

      33b4baef7b0a6ad57a7d30af324c4efd

    • SHA1

      b169a559615a8448d7ed7da56d36a6850d2092e2

    • SHA256

      3a48d4a5106dd9ba74e5fccfe58bf65581ee894d7f3ca1b15e6680fc912cd150

    • SHA512

      739759d92a9e48e41b0366104ac9edf469cd8f323bbef0b507e3351cf081869ed069b88927fa70329d655012702385a74686df921a62dba95d7ec138a1e46690

    • SSDEEP

      49152:ENDFFPJu8fBsVE6ij+RNg+UKpBvtqB3m1RC3:SzP88fBsnZTgOtqB3m1RC3

    Score
    10/10
    loaderbotxmrigloaderminerpersistence

    • LoaderBot

      LoaderBot is a loader written in .NET downloading and executing miners.

      loaderminerloaderbot

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

      minerxmrig

    • LoaderBot executable

    • XMRig Miner payload

      miner

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks