General

  • Target

    84298E0B46665AD3825B9344FBDA6AC8D75A6E9CCC44E.exe

  • Size

    86KB

  • Sample

    230324-st63gahd3z

  • MD5

    ad9e6ee16b3abd3f757c8b5357de6042

  • SHA1

    f324263dc0b46991bb0ed664577910c4f4de8009

  • SHA256

    84298e0b46665ad3825b9344fbda6ac8d75a6e9ccc44eab5b40a70555e4718f4

  • SHA512

    428453f17a3c7829e8d6719fb605439ac26368be25113c179af2fa03e2b064e523eae1043998d54dd5ce07626012c43ffede666dec431013183eef990e0d8235

  • SSDEEP

    1536:zW27RutYPWEBQlIGOO1g4W6j6hMbv4UFZLrkjj1RZ:5g1g49jcMbvLFxrkjF

Malware Config

Targets

    • Target

      84298E0B46665AD3825B9344FBDA6AC8D75A6E9CCC44E.exe

    • Size

      86KB

    • MD5

      ad9e6ee16b3abd3f757c8b5357de6042

    • SHA1

      f324263dc0b46991bb0ed664577910c4f4de8009

    • SHA256

      84298e0b46665ad3825b9344fbda6ac8d75a6e9ccc44eab5b40a70555e4718f4

    • SHA512

      428453f17a3c7829e8d6719fb605439ac26368be25113c179af2fa03e2b064e523eae1043998d54dd5ce07626012c43ffede666dec431013183eef990e0d8235

    • SSDEEP

      1536:zW27RutYPWEBQlIGOO1g4W6j6hMbv4UFZLrkjj1RZ:5g1g49jcMbvLFxrkjF

    • BlackNET

      BlackNET is an open source remote access tool written in VB.NET.

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Modifies Windows Defender Real-time Protection settings

    • Checks computer location settings

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

    • Executes dropped EXE

    • Windows security modification

    • Adds Run key to start application

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Tasks