Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19/09/2024, 04:31

General

  • Target

    2024-09-19_99a854cde4b88e5bc7fdf5a1b3ebf15f_lockbit.exe

  • Size

    73KB

  • MD5

    99a854cde4b88e5bc7fdf5a1b3ebf15f

  • SHA1

    33b12037c4924664b134d14e6047266737c53634

  • SHA256

    b18dd1d57622e23bfd839d2d4f3cea9a43e98b36cf3717e62fc6c904f757f195

  • SHA512

    67e9e71fe53617e11261ba03aa1787c6596de5b350dc778150622123914562e9c57be162dffcc29c438aa8682ca5eebdc5f4e010fe44499efa9576ca29c798ad

  • SSDEEP

    768:GlKaO8kr2D6AKlLO+SNhBgCHDck4MV0ggv8KoETBB9D3xvjHhx4eC7Xj8Qc1GE7N:qB/6A0q5HDR4oWBx3xrBx41z8QcV5PiC

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Impair Defenses: Safe Mode Boot 1 TTPs 2 IoCs
  • Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 1 IoCs

    When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • NTFS ADS 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-09-19_99a854cde4b88e5bc7fdf5a1b3ebf15f_lockbit.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-09-19_99a854cde4b88e5bc7fdf5a1b3ebf15f_lockbit.exe"
    1⤵
    • Impair Defenses: Safe Mode Boot
    • Subvert Trust Controls: Mark-of-the-Web Bypass
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of WriteProcessMemory
    PID:2216
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /d /c ping -n 2 127.0.0.1 > NUL & fsutil file setzerodata offset=0 length=524288 "C:\Users\Admin\AppData\Local\Temp\2024-09-19_99a854cde4b88e5bc7fdf5a1b3ebf15f_lockbit.exe" & del "C:\Users\Admin\AppData\Local\Temp\2024-09-19_99a854cde4b88e5bc7fdf5a1b3ebf15f_lockbit.exe" > NUL & exit
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:2584
      • C:\Windows\SysWOW64\PING.EXE
        ping -n 2 127.0.0.1
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:2636
      • C:\Windows\SysWOW64\fsutil.exe
        fsutil file setzerodata offset=0 length=524288 "C:\Users\Admin\AppData\Local\Temp\2024-09-19_99a854cde4b88e5bc7fdf5a1b3ebf15f_lockbit.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2432
  • C:\ProgramData\Microsoft\v2.0_2.0.0.0__b12f95989d717f30\eudcedit.exe
    C:\ProgramData\Microsoft\v2.0_2.0.0.0__b12f95989d717f30\eudcedit.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:2172

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Microsoft\v2.0_2.0.0.0__b12f95989d717f30\eudcedit.exe

    Filesize

    73KB

    MD5

    99a854cde4b88e5bc7fdf5a1b3ebf15f

    SHA1

    33b12037c4924664b134d14e6047266737c53634

    SHA256

    b18dd1d57622e23bfd839d2d4f3cea9a43e98b36cf3717e62fc6c904f757f195

    SHA512

    67e9e71fe53617e11261ba03aa1787c6596de5b350dc778150622123914562e9c57be162dffcc29c438aa8682ca5eebdc5f4e010fe44499efa9576ca29c798ad

  • memory/2172-39-0x0000000000400000-0x0000000000446000-memory.dmp

    Filesize

    280KB

  • memory/2216-0-0x0000000000400000-0x0000000000446000-memory.dmp

    Filesize

    280KB

  • memory/2216-38-0x0000000000400000-0x0000000000446000-memory.dmp

    Filesize

    280KB