General

  • Target

    Factura__pdf__10281.exe

  • Size

    753KB

  • Sample

    201214-btqgtbfee2

  • MD5

    b645095ae08ac1c280312d614831bf9d

  • SHA1

    daa6995076e713b6b608f3d2d3bf83cf63564884

  • SHA256

    a4a71dffc22c8c69f530b70613fc5d2d4edad6d8c61acc66aa3f5735ea7e3dee

  • SHA512

    9efb040c9da66d375416ab7862f7ad046e17fe529cc13997f04f5aac3cbb45a568978e31f65df7f8cc7b90548e6b44c73323edb2c11b3616882e8da282017032

Malware Config

Targets

    • Target

      Factura__pdf__10281.exe

    • Size

      753KB

    • MD5

      b645095ae08ac1c280312d614831bf9d

    • SHA1

      daa6995076e713b6b608f3d2d3bf83cf63564884

    • SHA256

      a4a71dffc22c8c69f530b70613fc5d2d4edad6d8c61acc66aa3f5735ea7e3dee

    • SHA512

      9efb040c9da66d375416ab7862f7ad046e17fe529cc13997f04f5aac3cbb45a568978e31f65df7f8cc7b90548e6b44c73323edb2c11b3616882e8da282017032

    • BetaBot

      Beta Bot is a Trojan that infects computers and disables Antivirus.

    • Modifies firewall policy service

    • Executes dropped EXE

    • Sets file execution options in registry

    • Checks BIOS information in registry

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

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Drops desktop.ini file(s)

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

2
T1060

Defense Evasion

Modify Registry

6
T1112

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Tasks