Analysis

  • max time kernel
    91s
  • max time network
    110s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/11/2022, 13:02

General

  • Target

    dd3a5df905b4aca6028903b83919514a.exe

  • Size

    2.0MB

  • MD5

    dd3a5df905b4aca6028903b83919514a

  • SHA1

    801fc5875148a0a648e6e246dcbd1ce0ad6c007f

  • SHA256

    56ac1a8dc72d7a18f0af4f434e32479b14f67c3fe99c3bb23d38492e51412957

  • SHA512

    34bee5e5d9f645f4757762b85a8765919058baf7fc4aad8f11d8f2f80ff80d2daa931c29b83e8437242a9ca2718794a97caa2881ec40a6d68811e386b08e6af1

  • SSDEEP

    49152:ML53Cyfyr0BZjZHInzzo74PgYwaL/Dftfss:G15qY3NozzRPeoDftf

Score
10/10

Malware Config

Extracted

Family

systembc

C2

slavelever.info:4248

slavelevereoewl.info:4248

Signatures

  • SystemBC

    SystemBC is a proxy and remote administration tool first seen in 2019.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
  • Checks BIOS information in registry 2 TTPs 4 IoCs

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

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dd3a5df905b4aca6028903b83919514a.exe
    "C:\Users\Admin\AppData\Local\Temp\dd3a5df905b4aca6028903b83919514a.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    PID:4200
  • C:\Users\Admin\AppData\Local\Temp\dd3a5df905b4aca6028903b83919514a.exe
    C:\Users\Admin\AppData\Local\Temp\dd3a5df905b4aca6028903b83919514a.exe start
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:4456

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/4200-132-0x0000000000400000-0x0000000000886000-memory.dmp

          Filesize

          4.5MB

        • memory/4200-133-0x0000000076FF0000-0x0000000077193000-memory.dmp

          Filesize

          1.6MB

        • memory/4200-134-0x0000000000400000-0x0000000000886000-memory.dmp

          Filesize

          4.5MB

        • memory/4200-136-0x0000000076FF0000-0x0000000077193000-memory.dmp

          Filesize

          1.6MB

        • memory/4200-140-0x0000000076FF0000-0x0000000077193000-memory.dmp

          Filesize

          1.6MB

        • memory/4456-135-0x0000000000400000-0x0000000000886000-memory.dmp

          Filesize

          4.5MB

        • memory/4456-137-0x0000000076FF0000-0x0000000077193000-memory.dmp

          Filesize

          1.6MB

        • memory/4456-138-0x0000000000400000-0x0000000000886000-memory.dmp

          Filesize

          4.5MB

        • memory/4456-139-0x0000000076FF0000-0x0000000077193000-memory.dmp

          Filesize

          1.6MB