Analysis

  • max time kernel
    126s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-10-2024 12:09

General

  • Target

    2024-10-08_5ee939d3bb1f2d60e85e837e53b93da9_bkransomware.exe

  • Size

    205KB

  • MD5

    5ee939d3bb1f2d60e85e837e53b93da9

  • SHA1

    7cb8d0c7d584bac6351f92c7a3fcaf12735abfe5

  • SHA256

    b0d13d0bf66da1dcbee0f78e3d476fa0446dd01fbc3875ee5b8b09ec66694ab0

  • SHA512

    ed5391ae9e8ea6532a29bff03bba4dcfc2d855ddfedeb9678e6b5ea2cb996a00ed1d8d1998a9b29ee65b5825a00621d1c2787129856e6dacd188a13adeecadf1

  • SSDEEP

    3072:MgzlmnQjGjtA77nRw3u08PbvZDV/y9afXqTXnCBNcESnrbieOVAS3n/:Mi777RwChpy9afajnCBwrbTOP3/

Malware Config

Signatures

  • GandCrab payload 3 IoCs
  • Gandcrab

    Gandcrab is a Trojan horse that encrypts files on a computer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • UPX packed file 2 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-10-08_5ee939d3bb1f2d60e85e837e53b93da9_bkransomware.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-08_5ee939d3bb1f2d60e85e837e53b93da9_bkransomware.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4448

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/4448-0-0x0000000000C80000-0x0000000000CB6000-memory.dmp

    Filesize

    216KB

  • memory/4448-1-0x0000000002B50000-0x0000000002B51000-memory.dmp

    Filesize

    4KB

  • memory/4448-2-0x0000000002B60000-0x0000000002B73000-memory.dmp

    Filesize

    76KB

  • memory/4448-3-0x0000000002B80000-0x0000000002B96000-memory.dmp

    Filesize

    88KB

  • memory/4448-9-0x0000000000C80000-0x0000000000CB6000-memory.dmp

    Filesize

    216KB

  • memory/4448-10-0x0000000002B80000-0x0000000002B96000-memory.dmp

    Filesize

    88KB