Analysis

  • max time kernel
    151s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220718-en
  • resource tags

    arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system
  • submitted
    25-07-2022 01:55

General

  • Target

    56b77a9c4d7a6359e9d813917c213dd40c571248bf040da37d76dd6227084033.exe

  • Size

    224KB

  • MD5

    3a046235da60ec107f4daa600bd7f6ca

  • SHA1

    e07bf29a180c497224c798752b18bf7fcfc9ef3f

  • SHA256

    56b77a9c4d7a6359e9d813917c213dd40c571248bf040da37d76dd6227084033

  • SHA512

    6b2b40a600b5c5f1056e1b1b9750dd5375a39a0c7030fa5a1fad1584920c2be46427e6ec541eab6a1fdd9f8c604e83ee004fc630d4a23b93f8e1b2d5fcdd5e87

Malware Config

Extracted

Path

C:\Restore-My-Files.txt

Ransom Note
All your files are Encrypted! For data recovery needs decryptor. How to buy decryptor: ---------------------------------------------------------------------------------------- | 1. Download Tor browser - https://www.torproject.org/ and install it. | 2. Open link in TOR browser - http://decrmbgpvh6kvmti.onion/ | 3. Follow the instructions on this page ---------------------------------------------------------------------------------------- Note! This link is available via "Tor Browser" only. ------------------------------------------------------------ Free decryption as guarantee. Before paying you can send us 1 file for free decryption. ------------------------------------------------------------ alternate address - http://helpinfh6vj47ift.onion/ DO NOT CHANGE DATA BELOW ###s6dlsnhtjwbhr###�����������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�������������
URLs

http://decrmbgpvh6kvmti.onion/

http://helpinfh6vj47ift.onion/

Signatures

  • GlobeImposter

    GlobeImposter is a ransomware first seen in 2017.

  • Lockbit

    Ransomware family with multiple variants released since late 2019.

  • Executes dropped EXE 1 IoCs
  • Modifies extensions of user files 3 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops desktop.ini file(s) 27 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • NTFS ADS 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\56b77a9c4d7a6359e9d813917c213dd40c571248bf040da37d76dd6227084033.exe
    "C:\Users\Admin\AppData\Local\Temp\56b77a9c4d7a6359e9d813917c213dd40c571248bf040da37d76dd6227084033.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:880
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C type nul > "C:\Users\Admin\AppData\Local\Temp\56b77a9c4d7a6359e9d813917c213dd40c571248bf040da37d76dd6227084033.exe:Zone.Identifier"
      2⤵
      • NTFS ADS
      PID:948
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C type nul > "C:\Users\Admin\AppData\Local\Temp\56b77a9c4d7a6359e9d813917c213dd40c571248bf040da37d76dd6227084033.exe:Zone.Identifier"
      2⤵
      • NTFS ADS
      PID:2036
    • C:\Users\Admin\AppData\Local\Temp\56b77a9c4d7a6359e9d813917c213dd40c571248bf040da37d76dd6227084033.exe
      "C:\Users\Admin\AppData\Local\Temp\56b77a9c4d7a6359e9d813917c213dd40c571248bf040da37d76dd6227084033.exe"
      2⤵
      • Executes dropped EXE
      • Modifies extensions of user files
      • Adds Run key to start application
      • Drops desktop.ini file(s)
      • Drops file in Program Files directory
      • NTFS ADS
      PID:1984

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\56b77a9c4d7a6359e9d813917c213dd40c571248bf040da37d76dd6227084033.exe

    Filesize

    224KB

    MD5

    3a046235da60ec107f4daa600bd7f6ca

    SHA1

    e07bf29a180c497224c798752b18bf7fcfc9ef3f

    SHA256

    56b77a9c4d7a6359e9d813917c213dd40c571248bf040da37d76dd6227084033

    SHA512

    6b2b40a600b5c5f1056e1b1b9750dd5375a39a0c7030fa5a1fad1584920c2be46427e6ec541eab6a1fdd9f8c604e83ee004fc630d4a23b93f8e1b2d5fcdd5e87

  • \Users\Admin\AppData\Local\Temp\56b77a9c4d7a6359e9d813917c213dd40c571248bf040da37d76dd6227084033.exe

    Filesize

    224KB

    MD5

    3a046235da60ec107f4daa600bd7f6ca

    SHA1

    e07bf29a180c497224c798752b18bf7fcfc9ef3f

    SHA256

    56b77a9c4d7a6359e9d813917c213dd40c571248bf040da37d76dd6227084033

    SHA512

    6b2b40a600b5c5f1056e1b1b9750dd5375a39a0c7030fa5a1fad1584920c2be46427e6ec541eab6a1fdd9f8c604e83ee004fc630d4a23b93f8e1b2d5fcdd5e87

  • memory/880-61-0x0000000004240000-0x000000000424C000-memory.dmp

    Filesize

    48KB

  • memory/880-58-0x0000000000A00000-0x0000000000A08000-memory.dmp

    Filesize

    32KB

  • memory/880-55-0x00000000002E0000-0x000000000030A000-memory.dmp

    Filesize

    168KB

  • memory/880-60-0x0000000000AD0000-0x0000000000ADC000-memory.dmp

    Filesize

    48KB

  • memory/880-56-0x00000000762D1000-0x00000000762D3000-memory.dmp

    Filesize

    8KB

  • memory/880-54-0x0000000000D90000-0x0000000000DCE000-memory.dmp

    Filesize

    248KB

  • memory/1984-66-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/1984-64-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/1984-63-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/1984-71-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/1984-72-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB