Analysis

  • max time kernel
    150s
  • max time network
    131s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags

    arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
  • submitted
    31-07-2022 06:33

General

  • Target

    60264a110c0358e85f141e4aa18bf90c52429c8dcadc869751e92b20984872d5.exe

  • Size

    373KB

  • MD5

    132a309ee40f95380edf8a1a4f39446a

  • SHA1

    558ee4fa421a85978e8e6bb29a305b0a8f65f552

  • SHA256

    60264a110c0358e85f141e4aa18bf90c52429c8dcadc869751e92b20984872d5

  • SHA512

    ecb754d75a47ff800e9755055ce264244ec52c73ef947c762956f035d01f086d446e9b71fa5baeca35a310735646ba9d54c341512f660ca9d895ae5df2effa5b

Malware Config

Extracted

Path

C:\$Recycle.Bin\S-1-5-21-3440072777-2118400376-1759599358-1000\_RECoVERY_+jqawq.txt

Family

teslacrypt

Ransom Note
NOT YOUR LANGUAGE? USE https://translate.google.com What happened to your files ? All of your files were protected by a strong encryption with AES More information about the encryption keys using AES can be found here: http://en.wikipedia.org/wiki/AES How did this happen ? !!! Specially for your PC was generated personal AES KEY, both public and private. !!! ALL YOUR FILES were encrypted with the public key, which has been transferred to your computer via the Internet. !!! Decrypting of your files is only possible with the help of the private key and decrypt program , which is on our Secret Server What do I do ? So, there are two ways you can choose: wait for a miracle and get your price doubled, or start obtaining BITCOIN NOW! , and restore your data easy way. If You have really valuable data, you better not waste your time, because there is no other way to get your files, except make a payment. For more specific instructions, please visit your personal home page, there are a few different addresses pointing to your page below: 1. http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/7B36807477819965 2. http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/7B36807477819965 3. http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/7B36807477819965 If for some reasons the addresses are not available, follow these steps: 1. Download and install tor-browser: http://www.torproject.org/projects/torbrowser.html.en 2. After a successful installation, run the browser 3. Type in the address bar: xlowfznrg4wf7dli.onion/7B36807477819965 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/7B36807477819965 http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/7B36807477819965 http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/7B36807477819965 *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/7B36807477819965
URLs

http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/7B36807477819965

http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/7B36807477819965

http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/7B36807477819965

http://xlowfznrg4wf7dli.ONION/7B36807477819965

Signatures

  • TeslaCrypt, AlphaCrypt

    Ransomware based on CryptoLocker. Shut down by the developers in 2016.

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Executes dropped EXE 2 IoCs
  • Deletes itself 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 2 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.

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 45 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\60264a110c0358e85f141e4aa18bf90c52429c8dcadc869751e92b20984872d5.exe
    "C:\Users\Admin\AppData\Local\Temp\60264a110c0358e85f141e4aa18bf90c52429c8dcadc869751e92b20984872d5.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1432
    • C:\Users\Admin\AppData\Local\Temp\60264a110c0358e85f141e4aa18bf90c52429c8dcadc869751e92b20984872d5.exe
      "C:\Users\Admin\AppData\Local\Temp\60264a110c0358e85f141e4aa18bf90c52429c8dcadc869751e92b20984872d5.exe"
      2⤵
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1080
      • C:\Windows\qbeewmtfmhsj.exe
        C:\Windows\qbeewmtfmhsj.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:2020
        • C:\Windows\qbeewmtfmhsj.exe
          C:\Windows\qbeewmtfmhsj.exe
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Drops file in Program Files directory
          • Modifies system certificate store
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          • System policy modification
          PID:1752
          • C:\Windows\System32\wbem\WMIC.exe
            "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete /nointeractive
            5⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:1104
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c DEL C:\Users\Admin\AppData\Local\Temp\60264A~1.EXE
        3⤵
        • Deletes itself
        PID:1316
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1364

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Windows\qbeewmtfmhsj.exe

    Filesize

    373KB

    MD5

    132a309ee40f95380edf8a1a4f39446a

    SHA1

    558ee4fa421a85978e8e6bb29a305b0a8f65f552

    SHA256

    60264a110c0358e85f141e4aa18bf90c52429c8dcadc869751e92b20984872d5

    SHA512

    ecb754d75a47ff800e9755055ce264244ec52c73ef947c762956f035d01f086d446e9b71fa5baeca35a310735646ba9d54c341512f660ca9d895ae5df2effa5b

  • C:\Windows\qbeewmtfmhsj.exe

    Filesize

    373KB

    MD5

    132a309ee40f95380edf8a1a4f39446a

    SHA1

    558ee4fa421a85978e8e6bb29a305b0a8f65f552

    SHA256

    60264a110c0358e85f141e4aa18bf90c52429c8dcadc869751e92b20984872d5

    SHA512

    ecb754d75a47ff800e9755055ce264244ec52c73ef947c762956f035d01f086d446e9b71fa5baeca35a310735646ba9d54c341512f660ca9d895ae5df2effa5b

  • C:\Windows\qbeewmtfmhsj.exe

    Filesize

    373KB

    MD5

    132a309ee40f95380edf8a1a4f39446a

    SHA1

    558ee4fa421a85978e8e6bb29a305b0a8f65f552

    SHA256

    60264a110c0358e85f141e4aa18bf90c52429c8dcadc869751e92b20984872d5

    SHA512

    ecb754d75a47ff800e9755055ce264244ec52c73ef947c762956f035d01f086d446e9b71fa5baeca35a310735646ba9d54c341512f660ca9d895ae5df2effa5b

  • memory/1080-63-0x0000000000400000-0x0000000000485000-memory.dmp

    Filesize

    532KB

  • memory/1080-69-0x0000000076031000-0x0000000076033000-memory.dmp

    Filesize

    8KB

  • memory/1080-61-0x0000000000400000-0x0000000000485000-memory.dmp

    Filesize

    532KB

  • memory/1080-56-0x0000000000400000-0x0000000000485000-memory.dmp

    Filesize

    532KB

  • memory/1080-65-0x0000000000400000-0x0000000000485000-memory.dmp

    Filesize

    532KB

  • memory/1080-66-0x0000000000417746-mapping.dmp

  • memory/1080-75-0x0000000000400000-0x0000000000485000-memory.dmp

    Filesize

    532KB

  • memory/1080-59-0x0000000000400000-0x0000000000485000-memory.dmp

    Filesize

    532KB

  • memory/1080-70-0x0000000000400000-0x0000000000485000-memory.dmp

    Filesize

    532KB

  • memory/1080-71-0x0000000000400000-0x0000000000485000-memory.dmp

    Filesize

    532KB

  • memory/1080-57-0x0000000000400000-0x0000000000485000-memory.dmp

    Filesize

    532KB

  • memory/1104-94-0x0000000000000000-mapping.dmp

  • memory/1316-74-0x0000000000000000-mapping.dmp

  • memory/1432-68-0x0000000000220000-0x0000000000223000-memory.dmp

    Filesize

    12KB

  • memory/1432-54-0x0000000000220000-0x0000000000223000-memory.dmp

    Filesize

    12KB

  • memory/1432-55-0x0000000000220000-0x0000000000223000-memory.dmp

    Filesize

    12KB

  • memory/1752-87-0x0000000000417746-mapping.dmp

  • memory/1752-91-0x0000000000400000-0x0000000000485000-memory.dmp

    Filesize

    532KB

  • memory/1752-92-0x0000000000400000-0x0000000000485000-memory.dmp

    Filesize

    532KB

  • memory/1752-93-0x0000000000400000-0x0000000000485000-memory.dmp

    Filesize

    532KB

  • memory/2020-72-0x0000000000000000-mapping.dmp