General

  • Target

    4d093461fbe4ae610c4260afaf9917768097f75106fee935a4f9469485a543e6N.exe

  • Size

    1.7MB

  • Sample

    250216-yeyensxkby

  • MD5

    635de473e9736833891e027963b88210

  • SHA1

    eda16e368080df852c40db10a7a2486dc114034a

  • SHA256

    4d093461fbe4ae610c4260afaf9917768097f75106fee935a4f9469485a543e6

  • SHA512

    fcfaffc1cb279a7b18248a1df7abb3dc35f5421b02a19f6276bc584b12679d95bb72bf6afceb0e7df0de2086ec4bee854661d2fac31461184133ca43a340d16c

  • SSDEEP

    24576:69SQXgnU56Gt4ULYVI8RGwvrK7/ckFLI78cL:KsnxUS

Malware Config

Targets

    • Target

      4d093461fbe4ae610c4260afaf9917768097f75106fee935a4f9469485a543e6N.exe

    • Size

      1.7MB

    • MD5

      635de473e9736833891e027963b88210

    • SHA1

      eda16e368080df852c40db10a7a2486dc114034a

    • SHA256

      4d093461fbe4ae610c4260afaf9917768097f75106fee935a4f9469485a543e6

    • SHA512

      fcfaffc1cb279a7b18248a1df7abb3dc35f5421b02a19f6276bc584b12679d95bb72bf6afceb0e7df0de2086ec4bee854661d2fac31461184133ca43a340d16c

    • SSDEEP

      24576:69SQXgnU56Gt4ULYVI8RGwvrK7/ckFLI78cL:KsnxUS

    • Blackshades

      Blackshades is a remote access trojan with various capabilities.

    • Blackshades family

    • Blackshades payload

    • Modifies WinLogon for persistence

    • Modifies firewall policy service

    • Adds policy Run key to start application

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Suspicious use of SetThreadContext

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks