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General

  • Target

    a84f13afc66598bc51a2a5fa77633a67.exe

  • Size

    37KB

  • Sample

    230105-mm81labf77

  • MD5

    a84f13afc66598bc51a2a5fa77633a67

  • SHA1

    188de3787a2ef16e57062ab794920f9d3957e4f5

  • SHA256

    d854634ea4a92c5775d1edaf805c7a754d45e8e568bcda853ddcbde2b891a8e3

  • SHA512

    045bd70f7de1d604b3f5fee700658ffe8347b09e2437e16652c0f58078e33a148750a59f581b043fc190bb63e4a8217340f26e476a211b2d6aea741cba416d06

  • SSDEEP

    384:i8KvEiTbHvpWNcZ0y8f7CTvvrdLkCwE3rAF+rMRTyN/0L+EcoinblneHQM3epzXg:dKXTZ38f7CTvpFwKrM+rMRa8NusTt

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

6.tcp.eu.ngrok.io:11553

Mutex

99c4d82f0922d38c6f975842331ad8f5

Attributes
  • reg_key

    99c4d82f0922d38c6f975842331ad8f5

  • splitter

    |'|'|

Targets

    • Target

      a84f13afc66598bc51a2a5fa77633a67.exe

    • Size

      37KB

    • MD5

      a84f13afc66598bc51a2a5fa77633a67

    • SHA1

      188de3787a2ef16e57062ab794920f9d3957e4f5

    • SHA256

      d854634ea4a92c5775d1edaf805c7a754d45e8e568bcda853ddcbde2b891a8e3

    • SHA512

      045bd70f7de1d604b3f5fee700658ffe8347b09e2437e16652c0f58078e33a148750a59f581b043fc190bb63e4a8217340f26e476a211b2d6aea741cba416d06

    • SSDEEP

      384:i8KvEiTbHvpWNcZ0y8f7CTvvrdLkCwE3rAF+rMRTyN/0L+EcoinblneHQM3epzXg:dKXTZ38f7CTvpFwKrM+rMRa8NusTt

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Checks computer location settings

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

    • Drops startup file

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Enterprise v6

Tasks