General

  • Target

    2e32af0a253629770be3523b0606c97c

  • Size

    2.6MB

  • Sample

    231231-js2a6aega5

  • MD5

    2e32af0a253629770be3523b0606c97c

  • SHA1

    ac60258698f4cd926b3afd69b5275972eae7aeb9

  • SHA256

    96a30539fee5c0fbd077700e0c8605e12ac497020d9d9d8e4f2886f5abf7c31b

  • SHA512

    995c8bbccc4fe1736ebb59efcb5b50feeca5e6454cad912ccd3a76103a5081c1d3d3e72daf47bdbbfae31ca71854983483c1ee324aaec3d794bc7c7ee9971177

  • SSDEEP

    49152:GuuEoyPJJFc4sIe7yAsxjTNwquM4e04xvbjATC2z+v6:GcPnFc4szuRHYN4J2zN

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

dns16-microsoft-health.com:80

Attributes
  • communication_password

    1fb84c2caca11d084aafca61f7284a70

  • install_dir

    Intel

  • install_file

    idrvr32.exe

  • tor_process

    tor

Targets

    • Target

      2e32af0a253629770be3523b0606c97c

    • Size

      2.6MB

    • MD5

      2e32af0a253629770be3523b0606c97c

    • SHA1

      ac60258698f4cd926b3afd69b5275972eae7aeb9

    • SHA256

      96a30539fee5c0fbd077700e0c8605e12ac497020d9d9d8e4f2886f5abf7c31b

    • SHA512

      995c8bbccc4fe1736ebb59efcb5b50feeca5e6454cad912ccd3a76103a5081c1d3d3e72daf47bdbbfae31ca71854983483c1ee324aaec3d794bc7c7ee9971177

    • SSDEEP

      49152:GuuEoyPJJFc4sIe7yAsxjTNwquM4e04xvbjATC2z+v6:GcPnFc4szuRHYN4J2zN

    • BitRAT

      BitRAT is a remote access tool written in C++ and uses leaked source code from other families.

    • Adds Run key to start application

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Tasks