General

  • Target

    68222440e7fab33d7b5ec1b6e2672962

  • Size

    2.6MB

  • Sample

    240119-vacevsafc3

  • MD5

    68222440e7fab33d7b5ec1b6e2672962

  • SHA1

    9e756880fc27ce0e0aa9f746039ec5fc0ca60294

  • SHA256

    9f853c69ec51eef3b38c508c2cdfaad6230c9cac218b6c1e2c1aade3e2aaa684

  • SHA512

    8fc00dc22e870a8e2150bd57b3e26d173a425ab1ab665b16548285489622f2a52db7487ce1a9811fc4c0328f673454be0f8a38d72a30e65727afabef04d63388

  • SSDEEP

    49152:wvibll7s0eIB4GzdH21N9vGHE5S9H5EsHBTzPfEAuj0/XN+fX+4T38mc:wS00SGzdHAuPmKJzXEAfXcuwU

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

      68222440e7fab33d7b5ec1b6e2672962

    • Size

      2.6MB

    • MD5

      68222440e7fab33d7b5ec1b6e2672962

    • SHA1

      9e756880fc27ce0e0aa9f746039ec5fc0ca60294

    • SHA256

      9f853c69ec51eef3b38c508c2cdfaad6230c9cac218b6c1e2c1aade3e2aaa684

    • SHA512

      8fc00dc22e870a8e2150bd57b3e26d173a425ab1ab665b16548285489622f2a52db7487ce1a9811fc4c0328f673454be0f8a38d72a30e65727afabef04d63388

    • SSDEEP

      49152:wvibll7s0eIB4GzdH21N9vGHE5S9H5EsHBTzPfEAuj0/XN+fX+4T38mc:wS00SGzdHAuPmKJzXEAfXcuwU

    • 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