Overview

overview

10

Static

static

222e2c1e3a...46.exe

windows7-x64

10

222e2c1e3a...46.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    156s
  • max time network
    185s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-10-2022 14:58

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General

  • Target

    222e2c1e3ad219e24f2a4362a5a0d5d269f23d84c5b85632e171401b70b01346.exe

  • Size

    360KB

  • MD5

    bb42ac7cdc834ba9abb5b4b90025f022

  • SHA1

    3c75d402cca4de4898ac07888900ee7560b9536e

  • SHA256

    222e2c1e3ad219e24f2a4362a5a0d5d269f23d84c5b85632e171401b70b01346

  • SHA512

    d8ea171111608ddf2d028eec2c1a379e12e2dcd2e54258eb5911108e4f37a71bdf5b51b62599a867fe6d5e219ec79da0765120dc60a92d09f7ee7f2c2e015f0f

  • SSDEEP

    6144:IqZbqZToxIizLBZ6R56VkGM4ceLJ5vs5JGJceO/QCErIiuNAvwu:IqZb8oR3D6R5QHXZJy/Q50imAvB

Score
10/10
teslacryptpersistenceransomware

Malware Config

Extracted

Path

C:\$Recycle.Bin\S-1-5-21-2629973501-4017243118-3254762364-1000\_RECOVERY_+rujvp.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://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/38595B95B895DD8E 2. http://tes543berda73i48fsdfsd.keratadze.at/38595B95B895DD8E 3. http://tt54rfdjhb34rfbnknaerg.milerteddy.com/38595B95B895DD8E 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/38595B95B895DD8E 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/38595B95B895DD8E http://tes543berda73i48fsdfsd.keratadze.at/38595B95B895DD8E http://tt54rfdjhb34rfbnknaerg.milerteddy.com/38595B95B895DD8E *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/38595B95B895DD8E
URLs

http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/38595B95B895DD8E

http://tes543berda73i48fsdfsd.keratadze.at/38595B95B895DD8E

http://tt54rfdjhb34rfbnknaerg.milerteddy.com/38595B95B895DD8E

http://xlowfznrg4wf7dli.ONION/38595B95B895DD8E

Signatures

  • TeslaCrypt, AlphaCrypt

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

    ransomwareteslacrypt
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • 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 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 47 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • System policy modification 1 TTPs 2 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\222e2c1e3ad219e24f2a4362a5a0d5d269f23d84c5b85632e171401b70b01346.exe
    "C:\Users\Admin\AppData\Local\Temp\222e2c1e3ad219e24f2a4362a5a0d5d269f23d84c5b85632e171401b70b01346.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4796
    • C:\Windows\flfjwsnxvooh.exe
      C:\Windows\flfjwsnxvooh.exe
      2⤵
      • Executes dropped EXE
      • Checks computer location settings
      • Adds Run key to start application
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      • System policy modification
      PID:4964
      • C:\Windows\System32\wbem\WMIC.exe
        "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete /nointeractive
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:4300
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c DEL C:\Users\Admin\AppData\Local\Temp\222E2C~1.EXE
      2⤵
        PID:1400
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4272

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Windows\flfjwsnxvooh.exe
      Filesize

      360KB

      MD5

      bb42ac7cdc834ba9abb5b4b90025f022

      SHA1

      3c75d402cca4de4898ac07888900ee7560b9536e

      SHA256

      222e2c1e3ad219e24f2a4362a5a0d5d269f23d84c5b85632e171401b70b01346

      SHA512

      d8ea171111608ddf2d028eec2c1a379e12e2dcd2e54258eb5911108e4f37a71bdf5b51b62599a867fe6d5e219ec79da0765120dc60a92d09f7ee7f2c2e015f0f

      Download Submit

    • C:\Windows\flfjwsnxvooh.exe
      Filesize

      360KB

      MD5

      bb42ac7cdc834ba9abb5b4b90025f022

      SHA1

      3c75d402cca4de4898ac07888900ee7560b9536e

      SHA256

      222e2c1e3ad219e24f2a4362a5a0d5d269f23d84c5b85632e171401b70b01346

      SHA512

      d8ea171111608ddf2d028eec2c1a379e12e2dcd2e54258eb5911108e4f37a71bdf5b51b62599a867fe6d5e219ec79da0765120dc60a92d09f7ee7f2c2e015f0f

      Download Submit

    • memory/1400-144-0x0000000000000000-mapping.dmp

      Download

    • memory/4300-147-0x0000000000000000-mapping.dmp

      Download

    • memory/4796-132-0x00000000022A0000-0x0000000002325000-memory.dmp

      Filesize

      532KB

      Download

    • memory/4796-133-0x0000000000400000-0x000000000049E000-memory.dmp

      Filesize

      632KB

      Download

    • memory/4796-145-0x00000000022A0000-0x0000000002325000-memory.dmp

      Filesize

      532KB

      Download

    • memory/4964-137-0x0000000000000000-mapping.dmp

      Download

    • memory/4964-146-0x0000000000890000-0x0000000000915000-memory.dmp

      Filesize

      532KB

      Download