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Analysis

  • max time kernel
    149s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/10/2024, 05:03

General

  • Target

    2024-10-12_ad176230757b9fd124e6c78d6faec1da_lockbit.exe

  • Size

    33KB

  • MD5

    ad176230757b9fd124e6c78d6faec1da

  • SHA1

    0fb029bdca41f990fed81ec602c503bb00e60a1d

  • SHA256

    ff5c507b0d2fa71c8103836b3af7e7300a46979cd63e5c04361e7445fcaa877c

  • SHA512

    967287043853ff9a5afae5c2940246311349ebc308a57264c9f9b8b661fdc4314ef8186555579a13eb5127e32dcaddc53b48c5cf71b9ffc74d1657053b8e8e76

  • SSDEEP

    768:HFOj0Pkj5ModZ4h2wd8iGjqW7AnHvtMaWRBB5sx4PC74801whP:lHE5Mod2kwd8L4qa4Bax40480KP

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 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 use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-10-12_ad176230757b9fd124e6c78d6faec1da_lockbit.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-12_ad176230757b9fd124e6c78d6faec1da_lockbit.exe"
    1⤵
    • Checks computer location settings
    • Subvert Trust Controls: Mark-of-the-Web Bypass
    • System Location Discovery: System Language Discovery
    • NTFS ADS
    • Suspicious use of WriteProcessMemory
    PID:4916
    • 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\2024-10-12_ad176230757b9fd124e6c78d6faec1da_lockbit.exe" & del "C:\Users\Admin\AppData\Local\Temp\2024-10-12_ad176230757b9fd124e6c78d6faec1da_lockbit.exe" > NUL & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:4360
      • 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:2928
      • C:\Windows\SysWOW64\fsutil.exe
        fsutil file setzerodata offset=0 length=524288 "C:\Users\Admin\AppData\Local\Temp\2024-10-12_ad176230757b9fd124e6c78d6faec1da_lockbit.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:960
  • C:\ProgramData\Microsoft\v2.0_2.0.0.0__4d3a9b3c253d2091\unlodctr.exe
    C:\ProgramData\Microsoft\v2.0_2.0.0.0__4d3a9b3c253d2091\unlodctr.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:4964

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Microsoft\v2.0_2.0.0.0__4d3a9b3c253d2091\unlodctr.exe

    Filesize

    31KB

    MD5

    4682da810720f8d6eb030918bf9e95a5

    SHA1

    f61bf402dd622accf8882e1b519bd5ac22ca6e20

    SHA256

    4228b53ecbc98df3b6cf13d96da440c72d6479dca9f3ee72e0023aa709bf4357

    SHA512

    32778f1cb5c596800ce9ed752dc7855c8ac7c4bb0fd6e907e2f061fc949417cb466e202b577b04435fde825f758a8bd84e448382485d443c38b7168852296572

  • C:\Users\Admin\AppData\Local\Temp\tmp86B4.tmp

    Filesize

    33KB

    MD5

    ad176230757b9fd124e6c78d6faec1da

    SHA1

    0fb029bdca41f990fed81ec602c503bb00e60a1d

    SHA256

    ff5c507b0d2fa71c8103836b3af7e7300a46979cd63e5c04361e7445fcaa877c

    SHA512

    967287043853ff9a5afae5c2940246311349ebc308a57264c9f9b8b661fdc4314ef8186555579a13eb5127e32dcaddc53b48c5cf71b9ffc74d1657053b8e8e76