Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    21-12-2024 14:36

General

  • Target

    LBB_PS1_pass.ps1

  • Size

    590KB

  • MD5

    d96d2bcf13d55740f3bb64d45d2db94d

  • SHA1

    4ded4b1d4866a4adf534f5a4eb66386465fe3120

  • SHA256

    82d89a75d80e80e4be42c9eb79e401558c9fa3175648cd0c0467f2de1a07a908

  • SHA512

    cb1fbe8f36630915796d864c5a044177ea4ad881281ec454f932232fff99ce0524fb63becd96581a23cfe12bc455d55b613aaa389aa0a68fac97748400f473bd

  • SSDEEP

    1536:Kk0H/lFq+N1mfoRlNyjZk11iBQcIY1Y+qFMJFOgvZ/wpKDcalOGODPNTbJYj6CJh:QA

Malware Config

Signatures

  • Lockbit

    Ransomware family with multiple variants released since late 2019.

  • Lockbit family
  • Rule to detect Lockbit 3.0 ransomware Windows payload 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • 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.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\LBB_PS1_pass.ps1
    1⤵
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2240
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -ex bypass -nonI C:\Users\Admin\AppData\Local\Temp\LBB_PS1_pass.ps1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:368

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\NG696YNAO9YAW5S4ZC75.temp

    Filesize

    7KB

    MD5

    a28f2c5a792fbcabd97e9cf80c50405f

    SHA1

    9f0a0f396d5140b5d76d4deab8103c2327566fe3

    SHA256

    5b02fde1ea1f8fa69a177830cd15735781421c1a11180303f86775a881b56316

    SHA512

    38e961e539348897179e0f9e8421446df99fb4001d08a8785c63f33f890fcf0e3734427b1c6492ee7551b9ffb58af90362aa9260b9018f4e2898ccae09c57be4

  • memory/368-15-0x0000000010000000-0x0000000010022000-memory.dmp

    Filesize

    136KB

  • memory/2240-4-0x000007FEF60DE000-0x000007FEF60DF000-memory.dmp

    Filesize

    4KB

  • memory/2240-5-0x000000001B380000-0x000000001B662000-memory.dmp

    Filesize

    2.9MB

  • memory/2240-6-0x000007FEF5E20000-0x000007FEF67BD000-memory.dmp

    Filesize

    9.6MB

  • memory/2240-7-0x0000000001ED0000-0x0000000001ED8000-memory.dmp

    Filesize

    32KB

  • memory/2240-8-0x000007FEF5E20000-0x000007FEF67BD000-memory.dmp

    Filesize

    9.6MB

  • memory/2240-9-0x000007FEF5E20000-0x000007FEF67BD000-memory.dmp

    Filesize

    9.6MB

  • memory/2240-10-0x000007FEF5E20000-0x000007FEF67BD000-memory.dmp

    Filesize

    9.6MB

  • memory/2240-11-0x000007FEF5E20000-0x000007FEF67BD000-memory.dmp

    Filesize

    9.6MB

  • memory/2240-12-0x000007FEF5E20000-0x000007FEF67BD000-memory.dmp

    Filesize

    9.6MB