Overview

overview

10

Static

static

8

bf09c36235...94.exe

windows7-x64

10

bf09c36235...94.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    bf09c36235b5b0e8987b45c4490204ebcacb57faa1642935a5a30bf60cd41694

  • Size

    1.6MB

  • Sample

    221201-tnvb6aac2t

  • MD5

    5494d9f5d2eec8b803041ba210bff026

  • SHA1

    76aa06b1d31f11b24649432940ac3c5a7196e305

  • SHA256

    bf09c36235b5b0e8987b45c4490204ebcacb57faa1642935a5a30bf60cd41694

  • SHA512

    9b30fb8a286ceb3bfdd1d4c9207f89567e15aa2a9a804ba1e11dd49337c87faef16611b4f78d47780f6b39aad4b6be251ab5c0c6fa8773e13808c10e4baf1eef

  • SSDEEP

    49152:Z3ytBb4ViBVjpVYVvHCSTniLGUFVrAFFZLmz:MtBb4V+WaSTni6IFs2

Score
10/10
gh0stratbootkitpersistenceratupx

Malware Config

Targets

    • Target

      bf09c36235b5b0e8987b45c4490204ebcacb57faa1642935a5a30bf60cd41694

    • Size

      1.6MB

    • MD5

      5494d9f5d2eec8b803041ba210bff026

    • SHA1

      76aa06b1d31f11b24649432940ac3c5a7196e305

    • SHA256

      bf09c36235b5b0e8987b45c4490204ebcacb57faa1642935a5a30bf60cd41694

    • SHA512

      9b30fb8a286ceb3bfdd1d4c9207f89567e15aa2a9a804ba1e11dd49337c87faef16611b4f78d47780f6b39aad4b6be251ab5c0c6fa8773e13808c10e4baf1eef

    • SSDEEP

      49152:Z3ytBb4ViBVjpVYVvHCSTniLGUFVrAFFZLmz:MtBb4V+WaSTni6IFs2

    Score
    10/10
    gh0stratbootkitpersistenceratupx

    • Gh0st RAT payload

    • Gh0strat

      Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

      ratgh0strat

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Executes dropped EXE

    • UPX packed file

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

      upx

    • Checks computer location settings

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

    • Loads dropped DLL

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks