Analysis

  • max time kernel
    152s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-en-20211014
  • submitted
    05-12-2021 08:43

General

  • Target

    656a5cfc0f176a53f5da1635497c886e.exe

  • Size

    1.9MB

  • MD5

    656a5cfc0f176a53f5da1635497c886e

  • SHA1

    1934b132e695562df0d36dd8df13dd2e47aadd35

  • SHA256

    a7f49d965383c1d18343a3469f482820f41ea3d8a908d3e8cf43de0c20aa7442

  • SHA512

    c21c16394350e3c0f1602ab128970af66b36a343f6644a60f3ded030f067003eb70f4dca12eb445ebd7131187b97d2ea97ecbab3d9df2978e0f07dc100d8d0bb

Malware Config

Extracted

Path

C:\read-me.txt

Family

globeimposter

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://mmeeiix2ejdwkmseycljetmpiwebdvgjts75c63camjofn2cjdoulzqd.onion/?STAHYJUHGFV | 3. Create Ticket ---------------------------------------------------------------------------------------- Note! This link is available via Tor Browser only. ------------------------------------------------------------ or http://helpqvrg3cc5mvb3.onion/ Your ID ���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
URLs

http://mmeeiix2ejdwkmseycljetmpiwebdvgjts75c63camjofn2cjdoulzqd.onion/?STAHYJUHGFV

http://helpqvrg3cc5mvb3.onion/

Signatures

  • GlobeImposter

    GlobeImposter is a ransomware first seen in 2017.

  • Windows security bypass 2 TTPs
  • Modifies extensions of user files 6 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Windows security modification 2 TTPs 4 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Drops desktop.ini file(s) 36 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\656a5cfc0f176a53f5da1635497c886e.exe
    "C:\Users\Admin\AppData\Local\Temp\656a5cfc0f176a53f5da1635497c886e.exe"
    1⤵
    • Windows security modification
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1684
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Windows\Resources\Themes\aero\Shell\D7B4D56CF88F2C9AD204F39DF651A704\svchost.exe" -Force
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1472
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\656a5cfc0f176a53f5da1635497c886e.exe" -Force
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1228
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Windows\Resources\Themes\aero\Shell\D7B4D56CF88F2C9AD204F39DF651A704\svchost.exe" -Force
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1928
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess.exe
      C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess.exe
      2⤵
        PID:1544
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
        2⤵
        • Modifies extensions of user files
        • Adds Run key to start application
        • Drops desktop.ini file(s)
        • Drops file in Program Files directory
        • Suspicious behavior: RenamesItself
        PID:1232

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1228-67-0x0000000002630000-0x0000000002631000-memory.dmp

      Filesize

      4KB

    • memory/1228-77-0x0000000002632000-0x0000000002634000-memory.dmp

      Filesize

      8KB

    • memory/1228-74-0x0000000002631000-0x0000000002632000-memory.dmp

      Filesize

      4KB

    • memory/1232-73-0x0000000000400000-0x000000000040F000-memory.dmp

      Filesize

      60KB

    • memory/1232-70-0x0000000000400000-0x000000000040F000-memory.dmp

      Filesize

      60KB

    • memory/1472-68-0x00000000022C0000-0x00000000022C1000-memory.dmp

      Filesize

      4KB

    • memory/1472-75-0x00000000022C1000-0x00000000022C2000-memory.dmp

      Filesize

      4KB

    • memory/1472-76-0x00000000022C2000-0x00000000022C4000-memory.dmp

      Filesize

      8KB

    • memory/1684-55-0x00000000008F0000-0x00000000008F1000-memory.dmp

      Filesize

      4KB

    • memory/1684-59-0x0000000000400000-0x00000000004A7000-memory.dmp

      Filesize

      668KB

    • memory/1684-58-0x0000000004BD0000-0x0000000004BD1000-memory.dmp

      Filesize

      4KB

    • memory/1684-57-0x00000000758C1000-0x00000000758C3000-memory.dmp

      Filesize

      8KB

    • memory/1928-69-0x0000000002450000-0x000000000309A000-memory.dmp

      Filesize

      12.3MB