General

  • Target

    b1493c9c3de438c1d925f3a4af556f04

  • Size

    2.2MB

  • Sample

    240304-fqhjgsae9z

  • MD5

    b1493c9c3de438c1d925f3a4af556f04

  • SHA1

    16ba06f5872a5d79ad1dd835669a9d5f55cf10d2

  • SHA256

    418f4beab3913272a5ce86075202e67fe89a273c7840b53d0eccb0229dfea020

  • SHA512

    9556f48f59abd27cdd919fcb892de800d5291b012ebef9c4042804662f58f671fff8f700f3c22e9c6566f7994fcbd7cbadd35625faa1e17e5f72285b4359fad9

  • SSDEEP

    24576:0KtlfLm3/4s8krM4hsJgqGMDA2Q0CDwuJZqrMNCYjef9juun4MoTq0:Hj44VTgfH2r6qfpo2

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

111.90.158.139:1234

Attributes
  • communication_password

    9d7e1007ecf7445a02f5ed83b32ff32c

  • install_dir

    svchost

  • install_file

    svchost.exe

  • tor_process

    tor

Targets

    • Target

      b1493c9c3de438c1d925f3a4af556f04

    • Size

      2.2MB

    • MD5

      b1493c9c3de438c1d925f3a4af556f04

    • SHA1

      16ba06f5872a5d79ad1dd835669a9d5f55cf10d2

    • SHA256

      418f4beab3913272a5ce86075202e67fe89a273c7840b53d0eccb0229dfea020

    • SHA512

      9556f48f59abd27cdd919fcb892de800d5291b012ebef9c4042804662f58f671fff8f700f3c22e9c6566f7994fcbd7cbadd35625faa1e17e5f72285b4359fad9

    • SSDEEP

      24576:0KtlfLm3/4s8krM4hsJgqGMDA2Q0CDwuJZqrMNCYjef9juun4MoTq0:Hj44VTgfH2r6qfpo2

    • BitRAT

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

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

    • Adds Run key to start application

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks