Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    25-09-2024 18:31

General

  • Target

    LockBIT_7D68A5BFD028A31F.exe

  • Size

    862KB

  • MD5

    4d66e5d97d69602b5f7f456a4c11cf2b

  • SHA1

    70ae4cb2a3af39a97dc75e0d4937c88faf6dc914

  • SHA256

    50ac767d5b007b120db7a476126a88f37edc3f54bae24ed546a80477836252ed

  • SHA512

    e035da06a3c154a6ff0cadddfb559b5d6679e858ae6ffcfc48f8f4f0a8469221222fcf0ca160e24cfdf8f658f48d6484b5baff034a7ab73d5b87fbf964f03fd9

  • SSDEEP

    24576:DxAf2NuubB6RWspgjuwu7pl4Ha+UmxJH+QzFR:dAfSrWW4g+7Ht+UmxJeg3

Malware Config

Extracted

Path

C:\Program Files\DVD Maker\de-DE\Restore-My-Files.txt

Ransom Note
LockBit 2.0 Ransomware Your data are stolen and encrypted The data will be published on TOR website http://lockbitapt6vx57t3eeqjofwgcglmutr3a35nygvokja5uuccip4ykyd.onion and https://bigblog.at if you do not pay the ransom You can contact us and decrypt one file for free on these TOR sites http://lockbitsup4yezcd5enk5unncx3zcy7kw6wllyqmiyhvanjj352jayid.onion http://lockbitsap2oaqhcun3syvbqt6n5nzt7fqosc6jdlmsfleu3ka4k2did.onion OR https://decoding.at Decryption ID: 7D68A5BFD028A31FA9E6B15E2078B020
URLs

http://lockbitapt6vx57t3eeqjofwgcglmutr3a35nygvokja5uuccip4ykyd.onion

https://bigblog.at

http://lockbitsup4yezcd5enk5unncx3zcy7kw6wllyqmiyhvanjj352jayid.onion

http://lockbitsap2oaqhcun3syvbqt6n5nzt7fqosc6jdlmsfleu3ka4k2did.onion

https://decoding.at

Signatures

  • Lockbit

    Ransomware family with multiple variants released since late 2019.

  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 21 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\LockBIT_7D68A5BFD028A31F.exe
    "C:\Users\Admin\AppData\Local\Temp\LockBIT_7D68A5BFD028A31F.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2488
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2488 -s 924
      2⤵
      • Program crash
      PID:3056

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\DVD Maker\de-DE\Restore-My-Files.txt

    Filesize

    512B

    MD5

    c0081cc5df8faa49bcb5fba6c07e6d8e

    SHA1

    79df318852c02fde34838263a2623fa764d4659e

    SHA256

    f95aac41864b1ccce3d031ad2a9ccb73a353617b186a988eed14abf5edfb0592

    SHA512

    e1dc66eaacd3fecbabbb589e2f843437855b71dc9b27ddf4f3bea9bdeddc4074c688bfcef10713f474e1e723d140bf3068e79055dd2e54bcbbbbc6bd6f7b2ba8