General

  • Target

    bcafe2873d3ce8aed87cb864a3c19080N.exe

  • Size

    7.4MB

  • Sample

    240915-f114ksxdpc

  • MD5

    bcafe2873d3ce8aed87cb864a3c19080

  • SHA1

    0a873efa0ab5f83dd99940bda8c388556c974e41

  • SHA256

    a7aef5c3810e312203d766f24b1a0b03ebe1ddf3016f73adfb75247664948931

  • SHA512

    4f16318da5e95c64400f6718fe8ce44eebdd75ed2704f03f57712daeb086d6bfcce9d7f43d462334d5d6020be811f34951e73d521638e3c0d6244cde20c4e320

  • SSDEEP

    196608:91ONkHC+K/YQtqRbYJ0yLHVlJxcicHK9t17APw5HWD6VPR5EgkJ:3O+HCp/YQ4RWnTJGicHKtAY5HWD+YgkJ

Malware Config

Targets

    • Target

      bcafe2873d3ce8aed87cb864a3c19080N.exe

    • Size

      7.4MB

    • MD5

      bcafe2873d3ce8aed87cb864a3c19080

    • SHA1

      0a873efa0ab5f83dd99940bda8c388556c974e41

    • SHA256

      a7aef5c3810e312203d766f24b1a0b03ebe1ddf3016f73adfb75247664948931

    • SHA512

      4f16318da5e95c64400f6718fe8ce44eebdd75ed2704f03f57712daeb086d6bfcce9d7f43d462334d5d6020be811f34951e73d521638e3c0d6244cde20c4e320

    • SSDEEP

      196608:91ONkHC+K/YQtqRbYJ0yLHVlJxcicHK9t17APw5HWD6VPR5EgkJ:3O+HCp/YQ4RWnTJGicHKtAY5HWD+YgkJ

    • Floxif, Floodfix

      Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.

    • Modifies Windows Defender Real-time Protection settings

    • Windows security bypass

    • Detects Floxif payload

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Indirect Command Execution

      Adversaries may abuse utilities that allow for command execution to bypass security restrictions that limit the use of command-line interpreters.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • UPX packed file

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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Drops Chrome extension

    • Drops desktop.ini file(s)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks